Moved payment data preparation into providers

api/gateway/chain/internal/service/gateway/commands/transfer/destination.go

@@ -17,21 +17,21 @@ func resolveDestination(ctx context.Context, deps Deps, dest *chainv1.TransferDe
 	managedRef := strings.TrimSpace(dest.GetManagedWalletRef())
 	external := strings.TrimSpace(dest.GetExternalAddress())
 	if managedRef != "" && external != "" {
-		deps.Logger.Warn("Both managed and external destination provided")
+		deps.Logger.Warn("both managed and external destination provided")
 		return model.TransferDestination{}, merrors.InvalidArgument("destination must be managed_wallet_ref or external_address")
 	}
 	if managedRef != "" {
 		wallet, err := deps.Storage.Wallets().Get(ctx, managedRef)
 		if err != nil {
-			deps.Logger.Warn("Destination wallet lookup failed", zap.Error(err), zap.String("managed_wallet_ref", managedRef))
+			deps.Logger.Warn("destination wallet lookup failed", zap.Error(err), zap.String("managed_wallet_ref", managedRef))
 			return model.TransferDestination{}, err
 		}
 		if !strings.EqualFold(wallet.Network, source.Network) {
-			deps.Logger.Warn("Destination wallet network mismatch", zap.String("source_network", source.Network), zap.String("dest_network", wallet.Network))
+			deps.Logger.Warn("destination wallet network mismatch", zap.String("source_network", source.Network), zap.String("dest_network", wallet.Network))
 			return model.TransferDestination{}, merrors.InvalidArgument("destination wallet network mismatch")
 		}
 		if strings.TrimSpace(wallet.DepositAddress) == "" {
-			deps.Logger.Warn("Destination wallet missing deposit address", zap.String("managed_wallet_ref", managedRef))
+			deps.Logger.Warn("destination wallet missing deposit address", zap.String("managed_wallet_ref", managedRef))
 			return model.TransferDestination{}, merrors.InvalidArgument("destination wallet missing deposit address")
 		}
 		return model.TransferDestination{
@@ -40,21 +40,21 @@ func resolveDestination(ctx context.Context, deps Deps, dest *chainv1.TransferDe
 		}, nil
 	}
 	if external == "" {
-		deps.Logger.Warn("Destination external address missing")
+		deps.Logger.Warn("destination external address missing")
 		return model.TransferDestination{}, merrors.InvalidArgument("destination is required")
 	}
 	if deps.Drivers == nil {
-		deps.Logger.Warn("Chain drivers missing", zap.String("network", source.Network))
+		deps.Logger.Warn("chain drivers missing", zap.String("network", source.Network))
 		return model.TransferDestination{}, merrors.Internal("chain drivers not configured")
 	}
 	chainDriver, err := deps.Drivers.Driver(source.Network)
 	if err != nil {
-		deps.Logger.Warn("Unsupported chain driver", zap.String("network", source.Network), zap.Error(err))
+		deps.Logger.Warn("unsupported chain driver", zap.String("network", source.Network), zap.Error(err))
 		return model.TransferDestination{}, merrors.InvalidArgument("unsupported chain for wallet")
 	}
 	normalized, err := chainDriver.NormalizeAddress(external)
 	if err != nil {
-		deps.Logger.Warn("Invalid external address", zap.Error(err))
+		deps.Logger.Warn("invalid external address", zap.Error(err))
 		return model.TransferDestination{}, err
 	}
 	return model.TransferDestination{

api/gateway/chain/internal/service/gateway/commands/transfer/fee.go

@@ -6,7 +6,6 @@ import (
 	"strings"
 
 	"github.com/tech/sendico/gateway/chain/internal/service/gateway/driver"
-	"github.com/tech/sendico/gateway/chain/internal/service/gateway/shared"
 	"github.com/tech/sendico/pkg/api/routers/gsresponse"
 	"github.com/tech/sendico/pkg/merrors"
 	"github.com/tech/sendico/pkg/mservice"
@@ -24,11 +23,11 @@ func NewEstimateTransfer(deps Deps) *estimateTransferFeeCommand {
 
 func (c *estimateTransferFeeCommand) Execute(ctx context.Context, req *chainv1.EstimateTransferFeeRequest) gsresponse.Responder[chainv1.EstimateTransferFeeResponse] {
 	if err := c.deps.EnsureRepository(ctx); err != nil {
-		c.deps.Logger.Warn("Repository unavailable", zap.Error(err))
+		c.deps.Logger.Warn("repository unavailable", zap.Error(err))
 		return gsresponse.Unavailable[chainv1.EstimateTransferFeeResponse](c.deps.Logger, mservice.ChainGateway, err)
 	}
 	if req == nil {
-		c.deps.Logger.Warn("Empty request received")
+		c.deps.Logger.Warn("nil request")
 		return gsresponse.InvalidArgument[chainv1.EstimateTransferFeeResponse](c.deps.Logger, mservice.ChainGateway, merrors.InvalidArgument("request is required"))
 	}
 
@@ -46,67 +45,58 @@ func (c *estimateTransferFeeCommand) Execute(ctx context.Context, req *chainv1.E
 	sourceWallet, err := c.deps.Storage.Wallets().Get(ctx, sourceWalletRef)
 	if err != nil {
 		if errors.Is(err, merrors.ErrNoData) {
-			c.deps.Logger.Warn("Source wallet not found", zap.String("source_wallet_ref", sourceWalletRef))
+			c.deps.Logger.Warn("source wallet not found", zap.String("source_wallet_ref", sourceWalletRef))
 			return gsresponse.NotFound[chainv1.EstimateTransferFeeResponse](c.deps.Logger, mservice.ChainGateway, err)
 		}
-		c.deps.Logger.Warn("Storage get wallet failed", zap.Error(err), zap.String("source_wallet_ref", sourceWalletRef))
+		c.deps.Logger.Warn("storage get wallet failed", zap.Error(err), zap.String("source_wallet_ref", sourceWalletRef))
 		return gsresponse.Auto[chainv1.EstimateTransferFeeResponse](c.deps.Logger, mservice.ChainGateway, err)
 	}
 
 	networkKey := strings.ToLower(strings.TrimSpace(sourceWallet.Network))
 	networkCfg, ok := c.deps.Networks.Network(networkKey)
 	if !ok {
-		c.deps.Logger.Warn("Unsupported chain", zap.String("network", networkKey))
+		c.deps.Logger.Warn("unsupported chain", zap.String("network", networkKey))
 		return gsresponse.InvalidArgument[chainv1.EstimateTransferFeeResponse](c.deps.Logger, mservice.ChainGateway, merrors.InvalidArgument("unsupported chain for wallet"))
 	}
 	if c.deps.Drivers == nil {
-		c.deps.Logger.Warn("Chain drivers missing", zap.String("network", networkKey))
+		c.deps.Logger.Warn("chain drivers missing", zap.String("network", networkKey))
 		return gsresponse.Internal[chainv1.EstimateTransferFeeResponse](c.deps.Logger, mservice.ChainGateway, merrors.Internal("chain drivers not configured"))
 	}
 	chainDriver, err := c.deps.Drivers.Driver(networkKey)
 	if err != nil {
-		c.deps.Logger.Warn("Unsupported chain driver", zap.String("network", networkKey), zap.Error(err))
+		c.deps.Logger.Warn("unsupported chain driver", zap.String("network", networkKey), zap.Error(err))
 		return gsresponse.InvalidArgument[chainv1.EstimateTransferFeeResponse](c.deps.Logger, mservice.ChainGateway, merrors.InvalidArgument("unsupported chain for wallet"))
 	}
 
 	dest, err := resolveDestination(ctx, c.deps, req.GetDestination(), sourceWallet)
 	if err != nil {
 		if errors.Is(err, merrors.ErrNoData) {
-			c.deps.Logger.Warn("Destination not found", zap.String("destination_wallet_ref", req.GetDestination().GetManagedWalletRef()))
+			c.deps.Logger.Warn("destination not found", zap.String("destination_wallet_ref", req.GetDestination().GetManagedWalletRef()))
 			return gsresponse.NotFound[chainv1.EstimateTransferFeeResponse](c.deps.Logger, mservice.ChainGateway, err)
 		}
-		c.deps.Logger.Warn("Invalid destination", zap.Error(err))
+		c.deps.Logger.Warn("invalid destination", zap.Error(err))
 		return gsresponse.InvalidArgument[chainv1.EstimateTransferFeeResponse](c.deps.Logger, mservice.ChainGateway, err)
 	}
 
 	destinationAddress, err := destinationAddress(ctx, c.deps, chainDriver, dest)
 	if err != nil {
-		c.deps.Logger.Warn("Failed to resolve destination address", zap.Error(err))
+		c.deps.Logger.Warn("failed to resolve destination address", zap.Error(err))
 		return gsresponse.InvalidArgument[chainv1.EstimateTransferFeeResponse](c.deps.Logger, mservice.ChainGateway, err)
 	}
 
-	walletForFee := sourceWallet
-	nativeCurrency := shared.NativeCurrency(networkCfg)
-	if nativeCurrency != "" && strings.EqualFold(nativeCurrency, amount.GetCurrency()) {
-		copyWallet := *sourceWallet
-		copyWallet.ContractAddress = ""
-		copyWallet.TokenSymbol = nativeCurrency
-		walletForFee = &copyWallet
-	}
-
 	driverDeps := driver.Deps{
 		Logger:     c.deps.Logger,
 		Registry:   c.deps.Networks,
 		RPCTimeout: c.deps.RPCTimeout,
 	}
-	feeMoney, err := chainDriver.EstimateFee(ctx, driverDeps, networkCfg, walletForFee, destinationAddress, amount)
+	feeMoney, err := chainDriver.EstimateFee(ctx, driverDeps, networkCfg, sourceWallet, destinationAddress, amount)
 	if err != nil {
-		c.deps.Logger.Warn("Fee estimation failed", zap.Error(err))
+		c.deps.Logger.Warn("fee estimation failed", zap.Error(err))
 		return gsresponse.Auto[chainv1.EstimateTransferFeeResponse](c.deps.Logger, mservice.ChainGateway, err)
 	}
 
 	contextLabel := "erc20_transfer"
-	if strings.TrimSpace(walletForFee.ContractAddress) == "" {
+	if strings.TrimSpace(sourceWallet.ContractAddress) == "" {
 		contextLabel = "native_transfer"
 	}
 	resp := &chainv1.EstimateTransferFeeResponse{

api/gateway/chain/internal/service/gateway/commands/transfer/submit.go

@@ -25,7 +25,7 @@ func NewSubmitTransfer(deps Deps) *submitTransferCommand {
 
 func (c *submitTransferCommand) Execute(ctx context.Context, req *chainv1.SubmitTransferRequest) gsresponse.Responder[chainv1.SubmitTransferResponse] {
 	if err := c.deps.EnsureRepository(ctx); err != nil {
-		c.deps.Logger.Warn("Repository unavailable", zap.Error(err))
+		c.deps.Logger.Warn("repository unavailable", zap.Error(err))
 		return gsresponse.Unavailable[chainv1.SubmitTransferResponse](c.deps.Logger, mservice.ChainGateway, err)
 	}
 	if req == nil {
@@ -35,92 +35,84 @@ func (c *submitTransferCommand) Execute(ctx context.Context, req *chainv1.Submit
 
 	idempotencyKey := strings.TrimSpace(req.GetIdempotencyKey())
 	if idempotencyKey == "" {
-		c.deps.Logger.Warn("Missing idempotency key")
+		c.deps.Logger.Warn("missing idempotency key")
 		return gsresponse.InvalidArgument[chainv1.SubmitTransferResponse](c.deps.Logger, mservice.ChainGateway, merrors.InvalidArgument("idempotency_key is required"))
 	}
 	organizationRef := strings.TrimSpace(req.GetOrganizationRef())
 	if organizationRef == "" {
-		c.deps.Logger.Warn("mMssing organization ref")
+		c.deps.Logger.Warn("missing organization ref")
 		return gsresponse.InvalidArgument[chainv1.SubmitTransferResponse](c.deps.Logger, mservice.ChainGateway, merrors.InvalidArgument("organization_ref is required"))
 	}
 	sourceWalletRef := strings.TrimSpace(req.GetSourceWalletRef())
 	if sourceWalletRef == "" {
-		c.deps.Logger.Warn("Missing source wallet ref")
+		c.deps.Logger.Warn("missing source wallet ref")
 		return gsresponse.InvalidArgument[chainv1.SubmitTransferResponse](c.deps.Logger, mservice.ChainGateway, merrors.InvalidArgument("source_wallet_ref is required"))
 	}
 	amount := req.GetAmount()
 	if amount == nil {
-		c.deps.Logger.Warn("Missing amount")
+		c.deps.Logger.Warn("missing amount")
 		return gsresponse.InvalidArgument[chainv1.SubmitTransferResponse](c.deps.Logger, mservice.ChainGateway, merrors.InvalidArgument("amount is required"))
 	}
 	amountCurrency := strings.ToUpper(strings.TrimSpace(amount.GetCurrency()))
 	if amountCurrency == "" {
-		c.deps.Logger.Warn("Missing amount currency")
+		c.deps.Logger.Warn("missing amount currency")
 		return gsresponse.InvalidArgument[chainv1.SubmitTransferResponse](c.deps.Logger, mservice.ChainGateway, merrors.InvalidArgument("amount.currency is required"))
 	}
 	amountValue := strings.TrimSpace(amount.GetAmount())
 	if amountValue == "" {
-		c.deps.Logger.Warn("Missing amount value")
+		c.deps.Logger.Warn("missing amount value")
 		return gsresponse.InvalidArgument[chainv1.SubmitTransferResponse](c.deps.Logger, mservice.ChainGateway, merrors.InvalidArgument("amount.amount is required"))
 	}
 
 	sourceWallet, err := c.deps.Storage.Wallets().Get(ctx, sourceWalletRef)
 	if err != nil {
 		if errors.Is(err, merrors.ErrNoData) {
-			c.deps.Logger.Warn("Source wallet not found", zap.String("source_wallet_ref", sourceWalletRef))
+			c.deps.Logger.Warn("source wallet not found", zap.String("source_wallet_ref", sourceWalletRef))
 			return gsresponse.NotFound[chainv1.SubmitTransferResponse](c.deps.Logger, mservice.ChainGateway, err)
 		}
-		c.deps.Logger.Warn("Storage get wallet failed", zap.Error(err), zap.String("source_wallet_ref", sourceWalletRef))
+		c.deps.Logger.Warn("storage get wallet failed", zap.Error(err), zap.String("source_wallet_ref", sourceWalletRef))
 		return gsresponse.Auto[chainv1.SubmitTransferResponse](c.deps.Logger, mservice.ChainGateway, err)
 	}
 	if !strings.EqualFold(sourceWallet.OrganizationRef, organizationRef) {
-		c.deps.Logger.Warn("Organization mismatch", zap.String("wallet_org", sourceWallet.OrganizationRef), zap.String("req_org", organizationRef))
+		c.deps.Logger.Warn("organization mismatch", zap.String("wallet_org", sourceWallet.OrganizationRef), zap.String("req_org", organizationRef))
 		return gsresponse.InvalidArgument[chainv1.SubmitTransferResponse](c.deps.Logger, mservice.ChainGateway, merrors.InvalidArgument("organization_ref mismatch with wallet"))
 	}
 	networkKey := strings.ToLower(strings.TrimSpace(sourceWallet.Network))
 	networkCfg, ok := c.deps.Networks.Network(networkKey)
 	if !ok {
-		c.deps.Logger.Warn("Unsupported chain", zap.String("network", networkKey))
+		c.deps.Logger.Warn("unsupported chain", zap.String("network", networkKey))
 		return gsresponse.InvalidArgument[chainv1.SubmitTransferResponse](c.deps.Logger, mservice.ChainGateway, merrors.InvalidArgument("unsupported chain for wallet"))
 	}
 
 	destination, err := resolveDestination(ctx, c.deps, req.GetDestination(), sourceWallet)
 	if err != nil {
 		if errors.Is(err, merrors.ErrNoData) {
-			c.deps.Logger.Warn("Destination not found", zap.String("destination_wallet_ref", req.GetDestination().GetManagedWalletRef()))
+			c.deps.Logger.Warn("destination not found", zap.String("destination_wallet_ref", req.GetDestination().GetManagedWalletRef()))
 			return gsresponse.NotFound[chainv1.SubmitTransferResponse](c.deps.Logger, mservice.ChainGateway, err)
 		}
-		c.deps.Logger.Warn("Invalid destination", zap.Error(err))
+		c.deps.Logger.Warn("invalid destination", zap.Error(err))
 		return gsresponse.InvalidArgument[chainv1.SubmitTransferResponse](c.deps.Logger, mservice.ChainGateway, err)
 	}
 
 	fees, feeSum, err := convertFees(req.GetFees(), amountCurrency)
 	if err != nil {
-		c.deps.Logger.Warn("Fee conversion failed", zap.Error(err))
+		c.deps.Logger.Warn("fee conversion failed", zap.Error(err))
 		return gsresponse.InvalidArgument[chainv1.SubmitTransferResponse](c.deps.Logger, mservice.ChainGateway, err)
 	}
 	amountDec, err := decimal.NewFromString(amountValue)
 	if err != nil {
-		c.deps.Logger.Warn("Invalid amount", zap.Error(err))
+		c.deps.Logger.Warn("invalid amount", zap.Error(err))
 		return gsresponse.InvalidArgument[chainv1.SubmitTransferResponse](c.deps.Logger, mservice.ChainGateway, merrors.InvalidArgument("invalid amount"))
 	}
 	netDec := amountDec.Sub(feeSum)
 	if netDec.IsNegative() {
-		c.deps.Logger.Warn("Fees exceed amount", zap.String("amount", amountValue), zap.String("fee_sum", feeSum.String()))
+		c.deps.Logger.Warn("fees exceed amount", zap.String("amount", amountValue), zap.String("fee_sum", feeSum.String()))
 		return gsresponse.InvalidArgument[chainv1.SubmitTransferResponse](c.deps.Logger, mservice.ChainGateway, merrors.InvalidArgument("fees exceed amount"))
 	}
 
 	netAmount := shared.CloneMoney(amount)
 	netAmount.Amount = netDec.String()
 
-	effectiveTokenSymbol := sourceWallet.TokenSymbol
-	effectiveContractAddress := sourceWallet.ContractAddress
-	nativeCurrency := shared.NativeCurrency(networkCfg)
-	if nativeCurrency != "" && strings.EqualFold(nativeCurrency, amountCurrency) {
-		effectiveTokenSymbol = nativeCurrency
-		effectiveContractAddress = ""
-	}
-
 	transfer := &model.Transfer{
 		IdempotencyKey:  idempotencyKey,
 		TransferRef:     shared.GenerateTransferRef(),
@@ -128,8 +120,8 @@ func (c *submitTransferCommand) Execute(ctx context.Context, req *chainv1.Submit
 		SourceWalletRef: sourceWalletRef,
 		Destination:     destination,
 		Network:         sourceWallet.Network,
-		TokenSymbol:     effectiveTokenSymbol,
+		TokenSymbol:     sourceWallet.TokenSymbol,
-		ContractAddress: effectiveContractAddress,
+		ContractAddress: sourceWallet.ContractAddress,
 		RequestedAmount: shared.CloneMoney(amount),
 		NetAmount:       netAmount,
 		Fees:            fees,
@@ -141,10 +133,10 @@ func (c *submitTransferCommand) Execute(ctx context.Context, req *chainv1.Submit
 	saved, err := c.deps.Storage.Transfers().Create(ctx, transfer)
 	if err != nil {
 		if errors.Is(err, merrors.ErrDataConflict) {
-			c.deps.Logger.Debug("Transfer already exists", zap.String("transfer_ref", transfer.TransferRef), zap.String("idempotency_key", idempotencyKey))
+			c.deps.Logger.Debug("transfer already exists", zap.String("transfer_ref", transfer.TransferRef), zap.String("idempotency_key", idempotencyKey))
 			return gsresponse.Success(&chainv1.SubmitTransferResponse{Transfer: toProtoTransfer(saved)})
 		}
-		c.deps.Logger.Warn("Storage create failed", zap.Error(err), zap.String("transfer_ref", transfer.TransferRef))
+		c.deps.Logger.Warn("storage create failed", zap.Error(err), zap.String("transfer_ref", transfer.TransferRef))
 		return gsresponse.Auto[chainv1.SubmitTransferResponse](c.deps.Logger, mservice.ChainGateway, err)
 	}
 

api/gateway/chain/internal/service/gateway/driver/arbitrum/driver.go

@@ -95,7 +95,7 @@ func (d *Driver) NativeBalance(ctx context.Context, deps driver.Deps, network sh
 }
 
 func (d *Driver) EstimateFee(ctx context.Context, deps driver.Deps, network shared.Network, wallet *model.ManagedWallet, destination string, amount *moneyv1.Money) (*moneyv1.Money, error) {
-	d.logger.Debug("Estimate fee request",
+	d.logger.Debug("estimate fee request",
 		zap.String("wallet_ref", wallet.WalletRef),
 		zap.String("network", network.Name),
 		zap.String("destination", destination),
@@ -104,13 +104,13 @@ func (d *Driver) EstimateFee(ctx context.Context, deps driver.Deps, network shar
 	driverDeps.Logger = d.logger
 	result, err := evm.EstimateFee(ctx, driverDeps, network, wallet, wallet.DepositAddress, destination, amount)
 	if err != nil {
-		d.logger.Warn("Estimate fee failed",
+		d.logger.Warn("estimate fee failed",
 			zap.String("wallet_ref", wallet.WalletRef),
 			zap.String("network", network.Name),
 			zap.Error(err),
 		)
 	} else if result != nil {
-		d.logger.Debug("Estimate fee result",
+		d.logger.Debug("estimate fee result",
 			zap.String("wallet_ref", wallet.WalletRef),
 			zap.String("network", network.Name),
 			zap.String("amount", result.Amount),

api/gateway/chain/internal/service/gateway/driver/ethereum/driver.go

@@ -95,7 +95,7 @@ func (d *Driver) NativeBalance(ctx context.Context, deps driver.Deps, network sh
 }
 
 func (d *Driver) EstimateFee(ctx context.Context, deps driver.Deps, network shared.Network, wallet *model.ManagedWallet, destination string, amount *moneyv1.Money) (*moneyv1.Money, error) {
-	d.logger.Debug("Estimate fee request",
+	d.logger.Debug("estimate fee request",
 		zap.String("wallet_ref", wallet.WalletRef),
 		zap.String("network", network.Name),
 		zap.String("destination", destination),
@@ -104,13 +104,13 @@ func (d *Driver) EstimateFee(ctx context.Context, deps driver.Deps, network shar
 	driverDeps.Logger = d.logger
 	result, err := evm.EstimateFee(ctx, driverDeps, network, wallet, wallet.DepositAddress, destination, amount)
 	if err != nil {
-		d.logger.Warn("Estimate fee failed",
+		d.logger.Warn("estimate fee failed",
 			zap.String("wallet_ref", wallet.WalletRef),
 			zap.String("network", network.Name),
 			zap.Error(err),
 		)
 	} else if result != nil {
-		d.logger.Debug("Estimate fee result",
+		d.logger.Debug("estimate fee result",
 			zap.String("wallet_ref", wallet.WalletRef),
 			zap.String("network", network.Name),
 			zap.String("amount", result.Amount),

api/gateway/chain/internal/service/gateway/driver/evm/estimate_gas_test.go

@@ -1,31 +0,0 @@
-package evm
-
-import (
-	"math/big"
-	"strings"
-	"testing"
-
-	"github.com/ethereum/go-ethereum"
-	"github.com/ethereum/go-ethereum/common"
-	"github.com/stretchr/testify/require"
-)
-
-func TestTronEstimateCallUsesData(t *testing.T) {
-	from := common.HexToAddress("0xfa89b4d534bdeb2713d4ffd893e79d6535fb58f8")
-	to := common.HexToAddress("0xa614f803b6fd780986a42c78ec9c7f77e6ded13c")
-	callMsg := ethereum.CallMsg{
-		From:     from,
-		To:       &to,
-		GasPrice: big.NewInt(100),
-		Data:     []byte{0xa9, 0x05, 0x9c, 0xbb},
-	}
-
-	call := tronEstimateCall(callMsg)
-
-	require.Equal(t, strings.ToLower(from.Hex()), call["from"])
-	require.Equal(t, strings.ToLower(to.Hex()), call["to"])
-	require.Equal(t, "0x64", call["gasPrice"])
-	require.Equal(t, "0xa9059cbb", call["data"])
-	_, hasInput := call["input"]
-	require.False(t, hasInput)
-}

api/gateway/chain/internal/service/gateway/driver/evm/evm.go

@@ -10,7 +10,6 @@ import (
 	"github.com/ethereum/go-ethereum"
 	"github.com/ethereum/go-ethereum/accounts/abi"
 	"github.com/ethereum/go-ethereum/common"
-	"github.com/ethereum/go-ethereum/common/hexutil"
 	"github.com/ethereum/go-ethereum/core/types"
 	"github.com/ethereum/go-ethereum/rpc"
 	"github.com/shopspring/decimal"
@@ -96,7 +95,7 @@ func parseBaseUnitAmount(amount string) (*big.Int, error) {
 
 // Balance fetches ERC20 token balance for the provided address.
 func Balance(ctx context.Context, deps driver.Deps, network shared.Network, wallet *model.ManagedWallet, address string) (*moneyv1.Money, error) {
-	logger := deps.Logger.Named("evm")
+	logger := deps.Logger
 	registry := deps.Registry
 
 	if registry == nil {
@@ -176,7 +175,7 @@ func Balance(ctx context.Context, deps driver.Deps, network shared.Network, wall
 
 // NativeBalance fetches native token balance for the provided address.
 func NativeBalance(ctx context.Context, deps driver.Deps, network shared.Network, wallet *model.ManagedWallet, address string) (*moneyv1.Money, error) {
-	logger := deps.Logger.Named("evm")
+	logger := deps.Logger
 	registry := deps.Registry
 
 	if registry == nil {
@@ -234,7 +233,7 @@ func NativeBalance(ctx context.Context, deps driver.Deps, network shared.Network
 
 // EstimateFee estimates ERC20 transfer fees for the given parameters.
 func EstimateFee(ctx context.Context, deps driver.Deps, network shared.Network, wallet *model.ManagedWallet, fromAddress, destination string, amount *moneyv1.Money) (*moneyv1.Money, error) {
-	logger := deps.Logger.Named("evm")
+	logger := deps.Logger
 	registry := deps.Registry
 
 	if registry == nil {
@@ -260,12 +259,10 @@ func EstimateFee(ctx context.Context, deps driver.Deps, network shared.Network,
 
 	client, err := registry.Client(network.Name)
 	if err != nil {
-		logger.Warn("Failed to resolve client", zap.Error(err), zap.String("network_name", network.Name))
 		return nil, err
 	}
 	rpcClient, err := registry.RPCClient(network.Name)
 	if err != nil {
-		logger.Warn("Failed to resolve RPC client", zap.Error(err), zap.String("network_name", network.Name))
 		return nil, err
 	}
 
@@ -283,12 +280,10 @@ func EstimateFee(ctx context.Context, deps driver.Deps, network shared.Network,
 	if contract == "" {
 		amountBase, err := parseBaseUnitAmount(amount.GetAmount())
 		if err != nil {
-			logger.Warn("Failed to parse base unit amount", zap.Error(err), zap.String("amount", amount.GetAmount()))
 			return nil, err
 		}
 		gasPrice, err := client.SuggestGasPrice(timeoutCtx)
 		if err != nil {
-			logger.Warn("Failed to suggest gas price", zap.Error(err))
 			return nil, merrors.Internal("failed to suggest gas price: " + err.Error())
 		}
 		callMsg := ethereum.CallMsg{
@@ -297,9 +292,8 @@ func EstimateFee(ctx context.Context, deps driver.Deps, network shared.Network,
 			GasPrice: gasPrice,
 			Value:    amountBase,
 		}
-		gasLimit, err := estimateGas(timeoutCtx, network, client, rpcClient, callMsg)
+		gasLimit, err := client.EstimateGas(timeoutCtx, callMsg)
 		if err != nil {
-			logger.Warn("Failed to estimate gas", zap.Error(err), zap.Any("call_mesasge", callMsg))
 			return nil, merrors.Internal("failed to estimate gas: " + err.Error())
 		}
 		fee := new(big.Int).Mul(gasPrice, new(big.Int).SetUint64(gasLimit))
@@ -310,7 +304,6 @@ func EstimateFee(ctx context.Context, deps driver.Deps, network shared.Network,
 		}, nil
 	}
 	if !common.IsHexAddress(contract) {
-		logger.Warn("Failed to validate contract", zap.String("contract", contract))
 		return nil, merrors.InvalidArgument("invalid token contract address")
 	}
 
@@ -329,13 +322,11 @@ func EstimateFee(ctx context.Context, deps driver.Deps, network shared.Network,
 
 	input, err := erc20ABI.Pack("transfer", toAddr, amountBase)
 	if err != nil {
-		logger.Warn("Failed to encode transfer call", zap.Error(err))
 		return nil, merrors.Internal("failed to encode transfer call: " + err.Error())
 	}
 
 	gasPrice, err := client.SuggestGasPrice(timeoutCtx)
 	if err != nil {
-		logger.Warn("Failed to suggest gas price", zap.Error(err))
 		return nil, merrors.Internal("failed to suggest gas price: " + err.Error())
 	}
 
@@ -345,9 +336,8 @@ func EstimateFee(ctx context.Context, deps driver.Deps, network shared.Network,
 		GasPrice: gasPrice,
 		Data:     input,
 	}
-	gasLimit, err := estimateGas(timeoutCtx, network, client, rpcClient, callMsg)
+	gasLimit, err := client.EstimateGas(timeoutCtx, callMsg)
 	if err != nil {
-		logger.Warn("Failed to estimate gas", zap.Error(err), zap.Any("call_message", callMsg))
 		return nil, merrors.Internal("failed to estimate gas: " + err.Error())
 	}
 
@@ -362,7 +352,7 @@ func EstimateFee(ctx context.Context, deps driver.Deps, network shared.Network,
 
 // SubmitTransfer submits an ERC20 transfer on an EVM-compatible chain.
 func SubmitTransfer(ctx context.Context, deps driver.Deps, network shared.Network, transfer *model.Transfer, source *model.ManagedWallet, fromAddress, destination string) (string, error) {
-	logger := deps.Logger.Named("evm")
+	logger := deps.Logger
 	registry := deps.Registry
 
 	if deps.KeyManager == nil {
@@ -394,7 +384,7 @@ func SubmitTransfer(ctx context.Context, deps driver.Deps, network shared.Networ
 		return "", executorInvalid("invalid destination address " + destination)
 	}
 
-	logger.Info("Submitting transfer",
+	logger.Info("submitting transfer",
 		zap.String("transfer_ref", transfer.TransferRef),
 		zap.String("source_wallet_ref", source.WalletRef),
 		zap.String("network", network.Name),
@@ -403,12 +393,12 @@ func SubmitTransfer(ctx context.Context, deps driver.Deps, network shared.Networ
 
 	client, err := registry.Client(network.Name)
 	if err != nil {
-		logger.Warn("Failed to initialise RPC client", zap.Error(err), zap.String("network", network.Name))
+		logger.Warn("Failed to initialise rpc client", zap.Error(err), zap.String("network", network.Name))
 		return "", err
 	}
 	rpcClient, err := registry.RPCClient(network.Name)
 	if err != nil {
-		logger.Warn("Failed to initialise RPC client", zap.String("network", network.Name))
+		logger.Warn("failed to initialise rpc client", zap.String("network", network.Name))
 		return "", err
 	}
 
@@ -458,7 +448,7 @@ func SubmitTransfer(ctx context.Context, deps driver.Deps, network shared.Networ
 			GasPrice: gasPrice,
 			Value:    amountInt,
 		}
-		gasLimit, err := estimateGas(ctx, network, client, rpcClient, callMsg)
+		gasLimit, err := client.EstimateGas(ctx, callMsg)
 		if err != nil {
 			logger.Warn("Failed to estimate gas", zap.Error(err),
 				zap.String("transfer_ref", transfer.TransferRef),
@@ -508,7 +498,7 @@ func SubmitTransfer(ctx context.Context, deps driver.Deps, network shared.Networ
 			GasPrice: gasPrice,
 			Data:     input,
 		}
-		gasLimit, err := estimateGas(ctx, network, client, rpcClient, callMsg)
+		gasLimit, err := client.EstimateGas(ctx, callMsg)
 		if err != nil {
 			logger.Warn("Failed to estimate gas", zap.Error(err),
 				zap.String("transfer_ref", transfer.TransferRef),
@@ -547,7 +537,7 @@ func SubmitTransfer(ctx context.Context, deps driver.Deps, network shared.Networ
 
 // AwaitConfirmation waits for the transaction receipt.
 func AwaitConfirmation(ctx context.Context, deps driver.Deps, network shared.Network, txHash string) (*types.Receipt, error) {
-	logger := deps.Logger.Named("evm")
+	logger := deps.Logger
 	registry := deps.Registry
 
 	if strings.TrimSpace(txHash) == "" {
@@ -662,63 +652,6 @@ func erc20Decimals(ctx context.Context, client *rpc.Client, token common.Address
 	return val, nil
 }
 
-type gasEstimator interface {
-	EstimateGas(ctx context.Context, msg ethereum.CallMsg) (uint64, error)
-}
-
-func estimateGas(ctx context.Context, network shared.Network, client gasEstimator, rpcClient *rpc.Client, callMsg ethereum.CallMsg) (uint64, error) {
-	if isTronNetwork(network) {
-		if rpcClient == nil {
-			return 0, merrors.Internal("rpc client not initialised")
-		}
-		return estimateGasTron(ctx, rpcClient, callMsg)
-	}
-	return client.EstimateGas(ctx, callMsg)
-}
-
-func estimateGasTron(ctx context.Context, rpcClient *rpc.Client, callMsg ethereum.CallMsg) (uint64, error) {
-	call := tronEstimateCall(callMsg)
-	var hexResp string
-	if err := rpcClient.CallContext(ctx, &hexResp, "eth_estimateGas", call); err != nil {
-		return 0, err
-	}
-	val, err := shared.DecodeHexBig(hexResp)
-	if err != nil {
-		return 0, err
-	}
-	if val == nil {
-		return 0, merrors.Internal("failed to decode gas estimate")
-	}
-	return val.Uint64(), nil
-}
-
-func tronEstimateCall(callMsg ethereum.CallMsg) map[string]string {
-	call := make(map[string]string)
-	if callMsg.From != (common.Address{}) {
-		call["from"] = strings.ToLower(callMsg.From.Hex())
-	}
-	if callMsg.To != nil {
-		call["to"] = strings.ToLower(callMsg.To.Hex())
-	}
-	if callMsg.Gas > 0 {
-		call["gas"] = hexutil.EncodeUint64(callMsg.Gas)
-	}
-	if callMsg.GasPrice != nil {
-		call["gasPrice"] = hexutil.EncodeBig(callMsg.GasPrice)
-	}
-	if callMsg.Value != nil {
-		call["value"] = hexutil.EncodeBig(callMsg.Value)
-	}
-	if len(callMsg.Data) > 0 {
-		call["data"] = hexutil.Encode(callMsg.Data)
-	}
-	return call
-}
-
-func isTronNetwork(network shared.Network) bool {
-	return strings.HasPrefix(strings.ToLower(strings.TrimSpace(network.Name)), "tron")
-}
-
 func toBaseUnits(amount string, decimals uint8) (*big.Int, error) {
 	value, err := decimal.NewFromString(strings.TrimSpace(amount))
 	if err != nil {

api/gateway/chain/internal/service/gateway/driver/tron/driver.go

@@ -2,7 +2,6 @@ package tron
 
 import (
 	"context"
-	"strings"
 
 	"github.com/ethereum/go-ethereum/core/types"
 	"github.com/tech/sendico/gateway/chain/internal/service/gateway/driver"
@@ -114,9 +113,6 @@ func (d *Driver) EstimateFee(ctx context.Context, deps driver.Deps, network shar
 	if wallet == nil {
 		return nil, merrors.InvalidArgument("wallet is required")
 	}
-	if amount == nil {
-		return nil, merrors.InvalidArgument("amount is required")
-	}
 	d.logger.Debug("Estimate fee request",
 		zap.String("wallet_ref", wallet.WalletRef),
 		zap.String("network", network.Name),
@@ -138,12 +134,6 @@ func (d *Driver) EstimateFee(ctx context.Context, deps driver.Deps, network shar
 		)
 		return nil, err
 	}
-	if rpcFrom == rpcTo {
-		return &moneyv1.Money{
-			Currency: nativeCurrency(network),
-			Amount:   "0",
-		}, nil
-	}
 	driverDeps := deps
 	driverDeps.Logger = d.logger
 	result, err := evm.EstimateFee(ctx, driverDeps, network, wallet, rpcFrom, rpcTo, amount)
@@ -151,10 +141,6 @@ func (d *Driver) EstimateFee(ctx context.Context, deps driver.Deps, network shar
 		d.logger.Warn("Estimate fee failed", zap.Error(err),
 			zap.String("wallet_ref", wallet.WalletRef),
 			zap.String("network", network.Name),
-			zap.String("from_address", wallet.DepositAddress),
-			zap.String("from_rpc", rpcFrom),
-			zap.String("to_address", destination),
-			zap.String("to_rpc", rpcTo),
 		)
 	} else if result != nil {
 		d.logger.Debug("Estimate fee result",
@@ -234,12 +220,4 @@ func (d *Driver) AwaitConfirmation(ctx context.Context, deps driver.Deps, networ
 	return receipt, err
 }
 
-func nativeCurrency(network shared.Network) string {
-	currency := strings.ToUpper(strings.TrimSpace(network.NativeToken))
-	if currency == "" {
-		currency = strings.ToUpper(strings.TrimSpace(network.Name))
-	}
-	return currency
-}
-
 var _ driver.Driver = (*Driver)(nil)

api/gateway/chain/internal/service/gateway/driver/tron/driver_test.go

@@ -1,33 +0,0 @@
-package tron
-
-import (
-	"context"
-	"testing"
-
-	"github.com/stretchr/testify/require"
-	"github.com/tech/sendico/gateway/chain/internal/service/gateway/driver"
-	"github.com/tech/sendico/gateway/chain/internal/service/gateway/shared"
-	"github.com/tech/sendico/gateway/chain/storage/model"
-	moneyv1 "github.com/tech/sendico/pkg/proto/common/money/v1"
-	"go.uber.org/zap"
-)
-
-func TestEstimateFeeSelfTransferReturnsZero(t *testing.T) {
-	logger := zap.NewNop()
-	d := New(logger)
-	wallet := &model.ManagedWallet{
-		WalletRef:      "wallet_ref",
-		DepositAddress: "TGBDXEg9rxSqGFJDcb889zqTjDwx1bmLRF",
-	}
-	network := shared.Network{
-		Name:        "tron_mainnet",
-		NativeToken: "TRX",
-	}
-	amount := &moneyv1.Money{Currency: "TRX", Amount: "1000000"}
-
-	fee, err := d.EstimateFee(context.Background(), driver.Deps{}, network, wallet, wallet.DepositAddress, amount)
-	require.NoError(t, err)
-	require.NotNil(t, fee)
-	require.Equal(t, "TRX", fee.GetCurrency())
-	require.Equal(t, "0", fee.GetAmount())
-}

api/gateway/chain/internal/service/gateway/executor.go

@@ -81,12 +81,12 @@ func (o *onChainExecutor) SubmitTransfer(ctx context.Context, transfer *model.Tr
 
 	client, err := o.clients.Client(network.Name)
 	if err != nil {
-		o.logger.Warn("Failed to initialise RPC client", zap.Error(err), zap.String("network", network.Name))
+		o.logger.Warn("failed to initialise rpc client", zap.Error(err), zap.String("network", network.Name))
 		return "", err
 	}
 	rpcClient, err := o.clients.RPCClient(network.Name)
 	if err != nil {
-		o.logger.Warn("Failed to initialise RPC client",
+		o.logger.Warn("failed to initialise rpc client",
 			zap.String("network", network.Name),
 			zap.Error(err),
 		)
@@ -101,7 +101,7 @@ func (o *onChainExecutor) SubmitTransfer(ctx context.Context, transfer *model.Tr
 
 	nonce, err := client.PendingNonceAt(ctx, sourceAddress)
 	if err != nil {
-		o.logger.Warn("Failed to fetch nonce", zap.Error(err),
+		o.logger.Warn("failed to fetch nonce", zap.Error(err),
 			zap.String("transfer_ref", transfer.TransferRef),
 			zap.String("wallet_ref", source.WalletRef),
 		)
@@ -110,7 +110,7 @@ func (o *onChainExecutor) SubmitTransfer(ctx context.Context, transfer *model.Tr
 
 	gasPrice, err := client.SuggestGasPrice(ctx)
 	if err != nil {
-		o.logger.Warn("Failed to suggest gas price",
+		o.logger.Warn("failed to suggest gas price",
 			zap.String("transfer_ref", transfer.TransferRef),
 			zap.String("network", network.Name),
 			zap.Error(err),
@@ -124,12 +124,12 @@ func (o *onChainExecutor) SubmitTransfer(ctx context.Context, transfer *model.Tr
 	chainID := new(big.Int).SetUint64(network.ChainID)
 
 	if strings.TrimSpace(transfer.ContractAddress) == "" {
-		o.logger.Warn("Native token transfer requested but not supported", zap.String("transfer_ref", transfer.TransferRef))
+		o.logger.Warn("native token transfer requested but not supported", zap.String("transfer_ref", transfer.TransferRef))
 		return "", merrors.NotImplemented("executor: native token transfers not yet supported")
 	}
 
 	if !common.IsHexAddress(transfer.ContractAddress) {
-		o.logger.Warn("Invalid token contract address",
+		o.logger.Warn("invalid token contract address",
 			zap.String("transfer_ref", transfer.TransferRef),
 			zap.String("contract", transfer.ContractAddress),
 		)
@@ -139,7 +139,7 @@ func (o *onChainExecutor) SubmitTransfer(ctx context.Context, transfer *model.Tr
 
 	decimals, err := erc20Decimals(ctx, rpcClient, tokenAddress)
 	if err != nil {
-		o.logger.Warn("Failed to read token decimals", zap.Error(err),
+		o.logger.Warn("failed to read token decimals", zap.Error(err),
 			zap.String("transfer_ref", transfer.TransferRef),
 			zap.String("contract", transfer.ContractAddress),
 		)
@@ -148,12 +148,12 @@ func (o *onChainExecutor) SubmitTransfer(ctx context.Context, transfer *model.Tr
 
 	amount := transfer.NetAmount
 	if amount == nil || strings.TrimSpace(amount.Amount) == "" {
-		o.logger.Warn("Transfer missing net amount", zap.String("transfer_ref", transfer.TransferRef))
+		o.logger.Warn("transfer missing net amount", zap.String("transfer_ref", transfer.TransferRef))
 		return "", executorInvalid("transfer missing net amount")
 	}
 	amountInt, err := toBaseUnits(amount.Amount, decimals)
 	if err != nil {
-		o.logger.Warn("Failed to convert amount to base units", zap.Error(err),
+		o.logger.Warn("failed to convert amount to base units", zap.Error(err),
 			zap.String("transfer_ref", transfer.TransferRef),
 			zap.String("amount", amount.Amount),
 		)
@@ -177,7 +177,7 @@ func (o *onChainExecutor) SubmitTransfer(ctx context.Context, transfer *model.Tr
 	}
 	gasLimit, err := client.EstimateGas(ctx, callMsg)
 	if err != nil {
-		o.logger.Warn("Failed to estimate gas",
+		o.logger.Warn("failed to estimate gas",
 			zap.String("transfer_ref", transfer.TransferRef),
 			zap.Error(err),
 		)
@@ -188,7 +188,7 @@ func (o *onChainExecutor) SubmitTransfer(ctx context.Context, transfer *model.Tr
 
 	signedTx, err := o.keyManager.SignTransaction(ctx, source.KeyReference, tx, chainID)
 	if err != nil {
-		o.logger.Warn("Failed to sign transaction", zap.Error(err),
+		o.logger.Warn("failed to sign transaction", zap.Error(err),
 			zap.String("transfer_ref", transfer.TransferRef),
 			zap.String("wallet_ref", source.WalletRef),
 		)
@@ -196,14 +196,14 @@ func (o *onChainExecutor) SubmitTransfer(ctx context.Context, transfer *model.Tr
 	}
 
 	if err := client.SendTransaction(ctx, signedTx); err != nil {
-		o.logger.Warn("Failed to send transaction", zap.Error(err),
+		o.logger.Warn("failed to send transaction", zap.Error(err),
 			zap.String("transfer_ref", transfer.TransferRef),
 		)
 		return "", executorInternal("failed to send transaction", err)
 	}
 
 	txHash = signedTx.Hash().Hex()
-	o.logger.Info("Transaction submitted",
+	o.logger.Info("transaction submitted",
 		zap.String("transfer_ref", transfer.TransferRef),
 		zap.String("tx_hash", txHash),
 		zap.String("network", network.Name),
@@ -214,12 +214,12 @@ func (o *onChainExecutor) SubmitTransfer(ctx context.Context, transfer *model.Tr
 
 func (o *onChainExecutor) AwaitConfirmation(ctx context.Context, network shared.Network, txHash string) (*types.Receipt, error) {
 	if strings.TrimSpace(txHash) == "" {
-		o.logger.Warn("Missing transaction hash for confirmation", zap.String("network", network.Name))
+		o.logger.Warn("missing transaction hash for confirmation", zap.String("network", network.Name))
 		return nil, executorInvalid("tx hash is required")
 	}
 	rpcURL := strings.TrimSpace(network.RPCURL)
 	if rpcURL == "" {
-		o.logger.Warn("Network RPC url missing while awaiting confirmation", zap.String("tx_hash", txHash))
+		o.logger.Warn("network rpc url missing while awaiting confirmation", zap.String("tx_hash", txHash))
 		return nil, executorInvalid("network rpc url is not configured")
 	}
 
@@ -238,27 +238,27 @@ func (o *onChainExecutor) AwaitConfirmation(ctx context.Context, network shared.
 			if errors.Is(err, ethereum.NotFound) {
 				select {
 				case <-ticker.C:
-					o.logger.Debug("Transaction not yet mined",
+					o.logger.Debug("transaction not yet mined",
 						zap.String("tx_hash", txHash),
 						zap.String("network", network.Name),
 					)
 					continue
 				case <-ctx.Done():
-					o.logger.Warn("Context cancelled while awaiting confirmation",
+					o.logger.Warn("context cancelled while awaiting confirmation",
 						zap.String("tx_hash", txHash),
 						zap.String("network", network.Name),
 					)
 					return nil, ctx.Err()
 				}
 			}
-			o.logger.Warn("Failed to fetch transaction receipt",
+			o.logger.Warn("failed to fetch transaction receipt",
 				zap.String("tx_hash", txHash),
 				zap.String("network", network.Name),
 				zap.Error(err),
 			)
 			return nil, executorInternal("failed to fetch transaction receipt", err)
 		}
-		o.logger.Info("Transaction confirmed",
+		o.logger.Info("transaction confirmed",
 			zap.String("tx_hash", txHash),
 			zap.String("network", network.Name),
 			zap.Uint64("block_number", receipt.BlockNumber.Uint64()),

api/gateway/chain/internal/service/gateway/rpcclient/clients.go

@@ -2,7 +2,6 @@ package rpcclient
 
 import (
 	"context"
-	"encoding/json"
 	"fmt"
 	"io"
 	"net/http"
@@ -71,7 +70,7 @@ func Prepare(ctx context.Context, logger mlogger.Logger, networks []shared.Netwo
 		cancel()
 		if err != nil {
 			result.Close()
-			clientLogger.Warn("Failed to dial rpc endpoint", append(fields, zap.Error(err))...)
+			clientLogger.Warn("failed to dial rpc endpoint", append(fields, zap.Error(err))...)
 			return nil, merrors.Internal(fmt.Sprintf("rpc dial failed for %s: %s", name, err.Error()))
 		}
 		client := ethclient.NewClient(rpcCli)
@@ -79,7 +78,7 @@ func Prepare(ctx context.Context, logger mlogger.Logger, networks []shared.Netwo
 			eth: client,
 			rpc: rpcCli,
 		}
-		clientLogger.Info("RPC client ready", fields...)
+		clientLogger.Info("rpc client ready", fields...)
 	}
 
 	if len(result.clients) == 0 {
@@ -95,12 +94,12 @@ func Prepare(ctx context.Context, logger mlogger.Logger, networks []shared.Netwo
 // Client returns a prepared client for the given network name.
 func (c *Clients) Client(network string) (*ethclient.Client, error) {
 	if c == nil {
-		return nil, merrors.Internal("RPC clients not initialised")
+		return nil, merrors.Internal("rpc clients not initialised")
 	}
 	name := strings.ToLower(strings.TrimSpace(network))
 	entry, ok := c.clients[name]
 	if !ok || entry.eth == nil {
-		return nil, merrors.InvalidArgument(fmt.Sprintf("RPC client not configured for network %s", name))
+		return nil, merrors.InvalidArgument(fmt.Sprintf("rpc client not configured for network %s", name))
 	}
 	return entry.eth, nil
 }
@@ -130,7 +129,7 @@ func (c *Clients) Close() {
 			entry.eth.Close()
 		}
 		if c.logger != nil {
-			c.logger.Info("RPC client closed", zap.String("network", name))
+			c.logger.Info("rpc client closed", zap.String("network", name))
 		}
 	}
 }
@@ -156,15 +155,16 @@ func (l *loggingRoundTripper) RoundTrip(req *http.Request) (*http.Response, erro
 
 	fields := []zap.Field{
 		zap.String("network", l.network),
+		zap.String("rpc_endpoint", l.endpoint),
 	}
 	if len(reqBody) > 0 {
 		fields = append(fields, zap.String("rpc_request", truncate(string(reqBody), 2048)))
 	}
-	l.logger.Debug("RPC request", fields...)
+	l.logger.Debug("rpc request", fields...)
 
 	resp, err := l.base.RoundTrip(req)
 	if err != nil {
-		l.logger.Warn("RPC http request failed", append(fields, zap.Error(err))...)
+		l.logger.Warn("rpc http request failed", append(fields, zap.Error(err))...)
 		return nil, err
 	}
 
@@ -175,19 +175,11 @@ func (l *loggingRoundTripper) RoundTrip(req *http.Request) (*http.Response, erro
 	respFields := append(fields,
 		zap.Int("status_code", resp.StatusCode),
 	)
-	if contentType := strings.TrimSpace(resp.Header.Get("Content-Type")); contentType != "" {
-		respFields = append(respFields, zap.String("content_type", contentType))
-	}
 	if len(bodyBytes) > 0 {
 		respFields = append(respFields, zap.String("rpc_response", truncate(string(bodyBytes), 2048)))
 	}
-	l.logger.Debug("RPC response", respFields...)
 	if resp.StatusCode >= 400 {
 		l.logger.Warn("RPC response error", respFields...)
-	} else if len(bodyBytes) == 0 {
-		l.logger.Warn("RPC response empty body", respFields...)
-	} else if len(bodyBytes) > 0 && !json.Valid(bodyBytes) {
-		l.logger.Warn("RPC response invalid JSON", respFields...)
 	}
 
 	return resp, nil

api/gateway/chain/internal/service/gateway/shared/helpers.go

@@ -119,15 +119,6 @@ func TransferStatusToProto(status model.TransferStatus) chainv1.TransferStatus {
 	}
 }
 
-// NativeCurrency returns the canonical native token symbol for a network.
-func NativeCurrency(network Network) string {
-	currency := strings.ToUpper(strings.TrimSpace(network.NativeToken))
-	if currency == "" {
-		currency = strings.ToUpper(strings.TrimSpace(network.Name))
-	}
-	return currency
-}
-
 // Network describes a supported blockchain network and known token contracts.
 type Network struct {
 	Name           string

api/gateway/chain/internal/service/gateway/transfer_execution.go

@@ -24,7 +24,7 @@ func (s *Service) launchTransferExecution(transferRef, sourceWalletRef string, n
 		defer cancel()
 
 		if err := s.executeTransfer(ctx, ref, walletRef, net); err != nil {
-			s.logger.Warn("Failed to execute transfer", zap.String("transfer_ref", ref), zap.Error(err))
+			s.logger.Warn("failed to execute transfer", zap.String("transfer_ref", ref), zap.Error(err))
 		}
 	}(transferRef, sourceWalletRef, network)
 }
@@ -57,23 +57,6 @@ func (s *Service) executeTransfer(ctx context.Context, transferRef, sourceWallet
 		return err
 	}
 
-	sourceAddress, err := chainDriver.NormalizeAddress(sourceWallet.DepositAddress)
-	if err != nil {
-		_, _ = s.storage.Transfers().UpdateStatus(ctx, transferRef, model.TransferStatusFailed, err.Error(), "")
-		return err
-	}
-	if chainDriver.Name() == "tron" && sourceAddress == destinationAddress {
-		s.logger.Info("Self transfer detected; skipping submission",
-			zap.String("transfer_ref", transferRef),
-			zap.String("wallet_ref", sourceWalletRef),
-			zap.String("network", network.Name),
-		)
-		if _, err := s.storage.Transfers().UpdateStatus(ctx, transferRef, model.TransferStatusConfirmed, "", ""); err != nil {
-			s.logger.Warn("Failed to update transfer status to confirmed", zap.String("transfer_ref", transferRef), zap.Error(err))
-		}
-		return nil
-	}
-
 	txHash, err := chainDriver.SubmitTransfer(ctx, driverDeps, network, transfer, sourceWallet, destinationAddress)
 	if err != nil {
 		_, _ = s.storage.Transfers().UpdateStatus(ctx, transferRef, model.TransferStatusFailed, err.Error(), "")

api/gateway/chain/storage/mongo/store/wallets.go

@@ -99,49 +99,24 @@ func (w *Wallets) Create(ctx context.Context, wallet *model.ManagedWallet) (*mod
 	if strings.TrimSpace(wallet.IdempotencyKey) == "" {
 		return nil, merrors.InvalidArgument("walletsStore: empty idempotencyKey")
 	}
-	fields := []zap.Field{
-		zap.String("wallet_ref", wallet.WalletRef),
-		zap.String("idempotency_key", wallet.IdempotencyKey),
-	}
-	if wallet.OrganizationRef != "" {
-		fields = append(fields, zap.String("organization_ref", wallet.OrganizationRef))
-	}
-	if wallet.OwnerRef != "" {
-		fields = append(fields, zap.String("owner_ref", wallet.OwnerRef))
-	}
-	if wallet.Network != "" {
-		fields = append(fields, zap.String("network", wallet.Network))
-	}
-	if wallet.TokenSymbol != "" {
-		fields = append(fields, zap.String("token_symbol", wallet.TokenSymbol))
-	}
 	if err := w.walletRepo.Insert(ctx, wallet, repository.Filter("idempotencyKey", wallet.IdempotencyKey)); err != nil {
 		if errors.Is(err, merrors.ErrDataConflict) {
-			w.logger.Debug("wallet already exists", fields...)
+			w.logger.Debug("wallet already exists", zap.String("wallet_ref", wallet.WalletRef), zap.String("idempotency_key", wallet.IdempotencyKey))
 			return wallet, nil
 		}
-		w.logger.Warn("wallet create failed", append(fields, zap.Error(err))...)
 		return nil, err
 	}
-	w.logger.Debug("wallet created", fields...)
+	w.logger.Debug("wallet created", zap.String("wallet_ref", wallet.WalletRef))
 	return wallet, nil
 }
 
-func (w *Wallets) Get(ctx context.Context, walletID string) (*model.ManagedWallet, error) {
+func (w *Wallets) Get(ctx context.Context, walletRef string) (*model.ManagedWallet, error) {
-	walletID = strings.TrimSpace(walletID)
+	walletRef = strings.TrimSpace(walletRef)
-	if walletID == "" {
+	if walletRef == "" {
 		return nil, merrors.InvalidArgument("walletsStore: empty walletRef")
 	}
-	fields := []zap.Field{
-		zap.String("wallet_id", walletID),
-	}
 	wallet := &model.ManagedWallet{}
-	if err := w.balanceRepo.FindOneByFilter(ctx, repository.Filter("walletRef", walletID), wallet); err != nil {
+	if err := w.walletRepo.FindOneByFilter(ctx, repository.Filter("walletRef", walletRef), wallet); err != nil {
-		if errors.Is(err, merrors.ErrNoData) {
-			w.logger.Debug("wallet not found", fields...)
-		} else {
-			w.logger.Warn("wallet lookup failed", append(fields, zap.Error(err))...)
-		}
 		return nil, err
 	}
 	return wallet, nil
@@ -149,38 +124,29 @@ func (w *Wallets) Get(ctx context.Context, walletID string) (*model.ManagedWalle
 
 func (w *Wallets) List(ctx context.Context, filter model.ManagedWalletFilter) (*model.ManagedWalletList, error) {
 	query := repository.Query()
-	fields := make([]zap.Field, 0, 6)
 
 	if org := strings.TrimSpace(filter.OrganizationRef); org != "" {
 		query = query.Filter(repository.Field("organizationRef"), org)
-		fields = append(fields, zap.String("organization_ref", org))
 	}
 	if owner := strings.TrimSpace(filter.OwnerRef); owner != "" {
 		query = query.Filter(repository.Field("ownerRef"), owner)
-		fields = append(fields, zap.String("owner_ref", owner))
 	}
 	if network := strings.TrimSpace(filter.Network); network != "" {
-		normalized := strings.ToLower(network)
+		query = query.Filter(repository.Field("network"), strings.ToLower(network))
-		query = query.Filter(repository.Field("network"), normalized)
-		fields = append(fields, zap.String("network", normalized))
 	}
 	if token := strings.TrimSpace(filter.TokenSymbol); token != "" {
-		normalized := strings.ToUpper(token)
+		query = query.Filter(repository.Field("tokenSymbol"), strings.ToUpper(token))
-		query = query.Filter(repository.Field("tokenSymbol"), normalized)
-		fields = append(fields, zap.String("token_symbol", normalized))
 	}
 
 	if cursor := strings.TrimSpace(filter.Cursor); cursor != "" {
 		if oid, err := primitive.ObjectIDFromHex(cursor); err == nil {
 			query = query.Comparison(repository.IDField(), builder.Gt, oid)
-			fields = append(fields, zap.String("cursor", cursor))
 		} else {
 			w.logger.Warn("ignoring invalid wallet cursor", zap.String("cursor", cursor), zap.Error(err))
 		}
 	}
 
 	limit := sanitizeWalletLimit(filter.Limit)
-	fields = append(fields, zap.Int64("limit", limit))
 	fetchLimit := limit + 1
 	query = query.Sort(repository.IDField(), true).Limit(&fetchLimit)
 
@@ -194,10 +160,8 @@ func (w *Wallets) List(ctx context.Context, filter model.ManagedWalletFilter) (*
 		return nil
 	}
 
-	listErr := w.walletRepo.FindManyByFilter(ctx, query, decoder)
+	if err := w.walletRepo.FindManyByFilter(ctx, query, decoder); err != nil && !errors.Is(err, merrors.ErrNoData) {
-	if listErr != nil && !errors.Is(listErr, merrors.ErrNoData) {
+		return nil, err
-		w.logger.Warn("wallet list failed", append(fields, zap.Error(listErr))...)
-		return nil, listErr
 	}
 
 	nextCursor := ""
@@ -207,21 +171,10 @@ func (w *Wallets) List(ctx context.Context, filter model.ManagedWalletFilter) (*
 		wallets = wallets[:len(wallets)-1]
 	}
 
-	result := &model.ManagedWalletList{
+	return &model.ManagedWalletList{
 		Items:      wallets,
 		NextCursor: nextCursor,
-	}
+	}, nil
-
-	fields = append(fields,
-		zap.Int("count", len(result.Items)),
-		zap.String("next_cursor", result.NextCursor),
-	)
-	if errors.Is(listErr, merrors.ErrNoData) {
-		w.logger.Debug("wallet list empty", fields...)
-	} else {
-		w.logger.Debug("wallet list fetched", fields...)
-	}
-	return result, nil
 }
 
 func (w *Wallets) SaveBalance(ctx context.Context, balance *model.WalletBalance) error {
@@ -235,7 +188,6 @@ func (w *Wallets) SaveBalance(ctx context.Context, balance *model.WalletBalance)
 	if balance.CalculatedAt.IsZero() {
 		balance.CalculatedAt = time.Now().UTC()
 	}
-	fields := []zap.Field{zap.String("wallet_ref", balance.WalletRef)}
 
 	existing := &model.WalletBalance{}
 	err := w.balanceRepo.FindOneByFilter(ctx, repository.Filter("walletRef", balance.WalletRef), existing)
@@ -246,40 +198,28 @@ func (w *Wallets) SaveBalance(ctx context.Context, balance *model.WalletBalance)
 		existing.PendingOutbound = balance.PendingOutbound
 		existing.CalculatedAt = balance.CalculatedAt
 		if err := w.balanceRepo.Update(ctx, existing); err != nil {
-			w.logger.Warn("wallet balance update failed", append(fields, zap.Error(err))...)
 			return err
 		}
-		w.logger.Debug("wallet balance updated", fields...)
 		return nil
 	case errors.Is(err, merrors.ErrNoData):
 		if err := w.balanceRepo.Insert(ctx, balance, repository.Filter("walletRef", balance.WalletRef)); err != nil {
-			w.logger.Warn("wallet balance create failed", append(fields, zap.Error(err))...)
 			return err
 		}
-		w.logger.Debug("wallet balance created", fields...)
 		return nil
 	default:
-		w.logger.Warn("wallet balance lookup failed", append(fields, zap.Error(err))...)
 		return err
 	}
 }
 
-func (w *Wallets) GetBalance(ctx context.Context, walletID string) (*model.WalletBalance, error) {
+func (w *Wallets) GetBalance(ctx context.Context, walletRef string) (*model.WalletBalance, error) {
-	walletID = strings.TrimSpace(walletID)
+	walletRef = strings.TrimSpace(walletRef)
-	if walletID == "" {
+	if walletRef == "" {
 		return nil, merrors.InvalidArgument("walletsStore: empty walletRef")
 	}
-	fields := []zap.Field{zap.String("wallet_ref", walletID)}
 	balance := &model.WalletBalance{}
-	if err := w.balanceRepo.FindOneByFilter(ctx, repository.Filter("walletRef", walletID), balance); err != nil {
+	if err := w.balanceRepo.FindOneByFilter(ctx, repository.Filter("walletRef", walletRef), balance); err != nil {
-		if errors.Is(err, merrors.ErrNoData) {
-			w.logger.Debug("wallet balance not found", fields...)
-		} else {
-			w.logger.Warn("wallet balance lookup failed", append(fields, zap.Error(err))...)
-		}
 		return nil, err
 	}
-	w.logger.Debug("wallet balance fetched", fields...)
 	return balance, nil
 }
 

api/gateway/mntx/config.yml

@@ -26,7 +26,7 @@ monetix:
   base_url_env: MONETIX_BASE_URL
   project_id_env: MONETIX_PROJECT_ID
   secret_key_env: MONETIX_SECRET_KEY
-  allowed_currencies: ["RUB"]
+  allowed_currencies: ["USD", "EUR"]
   require_customer_address: false
   request_timeout_seconds: 15
   status_success: "success"

api/gateway/mntx/internal/server/internal/serverimp.go

@@ -95,49 +95,22 @@ func (i *Imp) Shutdown() {
 }
 
 func (i *Imp) Start() error {
-	i.logger.Info("Starting Monetix gateway", zap.String("config_file", i.file), zap.Bool("debug", i.debug))
-
 	cfg, err := i.loadConfig()
 	if err != nil {
 		return err
 	}
 	i.config = cfg
 
-	i.logger.Info("Configuration loaded",
-		zap.String("grpc_address", cfg.GRPC.Address),
-		zap.String("metrics_address", cfg.Metrics.Address),
-	)
-
 	monetixCfg, err := i.resolveMonetixConfig(cfg.Monetix)
 	if err != nil {
-		i.logger.Error("Failed to resolve Monetix configuration", zap.Error(err))
 		return err
 	}
 
 	callbackCfg, err := i.resolveCallbackConfig(cfg.HTTP.Callback)
 	if err != nil {
-		i.logger.Error("Failed to resolve callback configuration", zap.Error(err))
 		return err
 	}
 
-	i.logger.Info("Monetix configuration resolved",
-		zap.Bool("base_url_set", strings.TrimSpace(monetixCfg.BaseURL) != ""),
-		zap.Int64("project_id", monetixCfg.ProjectID),
-		zap.Bool("secret_key_set", strings.TrimSpace(monetixCfg.SecretKey) != ""),
-		zap.Int("allowed_currencies", len(monetixCfg.AllowedCurrencies)),
-		zap.Bool("require_customer_address", monetixCfg.RequireCustomerAddress),
-		zap.Duration("request_timeout", monetixCfg.RequestTimeout),
-		zap.String("status_success", monetixCfg.SuccessStatus()),
-		zap.String("status_processing", monetixCfg.ProcessingStatus()),
-	)
-
-	i.logger.Info("Callback configuration resolved",
-		zap.String("address", callbackCfg.Address),
-		zap.String("path", callbackCfg.Path),
-		zap.Int("allowed_cidrs", len(callbackCfg.AllowedCIDRs)),
-		zap.Int64("max_body_bytes", callbackCfg.MaxBodyBytes),
-	)
-
 	serviceFactory := func(logger mlogger.Logger, _ struct{}, producer msg.Producer) (grpcapp.Service, error) {
 		svc := mntxservice.NewService(logger,
 			mntxservice.WithProducer(producer),
@@ -164,7 +137,7 @@ func (i *Imp) Start() error {
 func (i *Imp) loadConfig() (*config, error) {
 	data, err := os.ReadFile(i.file)
 	if err != nil {
-		i.logger.Error("Could not read configuration file", zap.String("config_file", i.file), zap.Error(err))
+		i.logger.Error("could not read configuration file", zap.String("config_file", i.file), zap.Error(err))
 		return nil, err
 	}
 
@@ -172,7 +145,7 @@ func (i *Imp) loadConfig() (*config, error) {
 		Config: &grpcapp.Config{},
 	}
 	if err := yaml.Unmarshal(data, cfg); err != nil {
-		i.logger.Error("Failed to parse configuration", zap.Error(err))
+		i.logger.Error("failed to parse configuration", zap.Error(err))
 		return nil, err
 	}
 
@@ -272,7 +245,7 @@ func (i *Imp) resolveCallbackConfig(cfg callbackConfig) (callbackRuntimeConfig,
 		}
 		_, block, err := net.ParseCIDR(clean)
 		if err != nil {
-			i.logger.Warn("Invalid callback allowlist CIDR skipped", zap.String("cidr", clean), zap.Error(err))
+			i.logger.Warn("invalid callback allowlist CIDR skipped", zap.String("cidr", clean), zap.Error(err))
 			continue
 		}
 		cidrs = append(cidrs, block)
@@ -297,36 +270,20 @@ func (i *Imp) startHTTPCallbackServer(svc *mntxservice.Service, cfg callbackRunt
 
 	router := chi.NewRouter()
 	router.Post(cfg.Path, func(w http.ResponseWriter, r *http.Request) {
-		log := i.logger.Named("callback_http")
-		log.Debug("Callback request received",
-			zap.String("remote_addr", strings.TrimSpace(r.RemoteAddr)),
-			zap.String("path", r.URL.Path),
-			zap.String("method", r.Method),
-		)
-
 		if len(cfg.AllowedCIDRs) > 0 && !clientAllowed(r, cfg.AllowedCIDRs) {
-			ip := clientIPFromRequest(r)
-			remoteIP := ""
-			if ip != nil {
-				remoteIP = ip.String()
-			}
-			log.Warn("Callback rejected by CIDR allowlist", zap.String("remote_ip", remoteIP))
 			http.Error(w, "forbidden", http.StatusForbidden)
 			return
 		}
 		body, err := io.ReadAll(io.LimitReader(r.Body, cfg.MaxBodyBytes))
 		if err != nil {
-			log.Warn("Callback body read failed", zap.Error(err))
 			http.Error(w, "failed to read body", http.StatusBadRequest)
 			return
 		}
 		status, err := svc.ProcessMonetixCallback(r.Context(), body)
 		if err != nil {
-			log.Warn("Callback processing failed", zap.Error(err), zap.Int("status", status))
 			http.Error(w, err.Error(), status)
 			return
 		}
-		log.Debug("Callback processed", zap.Int("status", status))
 		w.WriteHeader(status)
 	})
 
@@ -344,7 +301,7 @@ func (i *Imp) startHTTPCallbackServer(svc *mntxservice.Service, cfg callbackRunt
 
 	go func() {
 		if err := server.Serve(ln); err != nil && !errors.Is(err, http.ErrServerClosed) {
-			i.logger.Warn("Monetix callback server stopped with error", zap.Error(err))
+			i.logger.Error("Monetix callback server stopped with error", zap.Error(err))
 		}
 	}()
 

api/gateway/mntx/internal/server/internal/serverimp_test.go

@@ -1,52 +0,0 @@
-package serverimp
-
-import (
-	"net"
-	"net/http"
-	"testing"
-)
-
-func TestClientIPFromRequest(t *testing.T) {
-	req := &http.Request{
-		Header:     http.Header{"X-Forwarded-For": []string{"1.2.3.4, 5.6.7.8"}},
-		RemoteAddr: "9.8.7.6:1234",
-	}
-	ip := clientIPFromRequest(req)
-	if ip == nil || ip.String() != "1.2.3.4" {
-		t.Fatalf("expected forwarded ip, got %v", ip)
-	}
-
-	req = &http.Request{RemoteAddr: "9.8.7.6:1234"}
-	ip = clientIPFromRequest(req)
-	if ip == nil || ip.String() != "9.8.7.6" {
-		t.Fatalf("expected remote addr ip, got %v", ip)
-	}
-
-	req = &http.Request{RemoteAddr: "invalid"}
-	ip = clientIPFromRequest(req)
-	if ip != nil {
-		t.Fatalf("expected nil ip, got %v", ip)
-	}
-}
-
-func TestClientAllowed(t *testing.T) {
-	_, cidr, err := net.ParseCIDR("10.0.0.0/8")
-	if err != nil {
-		t.Fatalf("failed to parse cidr: %v", err)
-	}
-
-	allowedReq := &http.Request{RemoteAddr: "10.1.2.3:1234"}
-	if !clientAllowed(allowedReq, []*net.IPNet{cidr}) {
-		t.Fatalf("expected allowed request")
-	}
-
-	deniedReq := &http.Request{RemoteAddr: "8.8.8.8:1234"}
-	if clientAllowed(deniedReq, []*net.IPNet{cidr}) {
-		t.Fatalf("expected denied request")
-	}
-
-	openReq := &http.Request{RemoteAddr: "8.8.8.8:1234"}
-	if !clientAllowed(openReq, nil) {
-		t.Fatalf("expected allow when no cidrs are configured")
-	}
-}

api/gateway/mntx/internal/service/gateway/callback.go

@@ -10,7 +10,6 @@ import (
 	clockpkg "github.com/tech/sendico/pkg/clock"
 	"github.com/tech/sendico/pkg/merrors"
 	mntxv1 "github.com/tech/sendico/pkg/proto/gateway/mntx/v1"
-	"go.uber.org/zap"
 	"google.golang.org/protobuf/types/known/timestamppb"
 )
 
@@ -67,12 +66,9 @@ type monetixCallback struct {
 
 // ProcessMonetixCallback ingests Monetix provider callbacks and updates payout state.
 func (s *Service) ProcessMonetixCallback(ctx context.Context, payload []byte) (int, error) {
-	log := s.logger.Named("callback")
 	if s.card == nil {
-		log.Warn("Card payout processor not initialised")
 		return http.StatusInternalServerError, merrors.Internal("card payout processor not initialised")
 	}
-	log.Debug("Callback processing requested", zap.Int("payload_bytes", len(payload)))
 	return s.card.ProcessCallback(ctx, payload)
 }
 

api/gateway/mntx/internal/service/gateway/callback_test.go

@@ -1,130 +0,0 @@
-package gateway
-
-import (
-	"testing"
-	"time"
-
-	"github.com/tech/sendico/gateway/mntx/internal/service/monetix"
-	mntxv1 "github.com/tech/sendico/pkg/proto/gateway/mntx/v1"
-)
-
-type fixedClock struct {
-	now time.Time
-}
-
-func (f fixedClock) Now() time.Time {
-	return f.now
-}
-
-func baseCallback() monetixCallback {
-	cb := monetixCallback{
-		ProjectID: 42,
-	}
-	cb.Payment.ID = "payout-1"
-	cb.Payment.Status = "success"
-	cb.Payment.Sum.Amount = 5000
-	cb.Payment.Sum.Currency = "usd"
-	cb.Customer.ID = "cust-1"
-	cb.Operation.Status = "success"
-	cb.Operation.Code = ""
-	cb.Operation.Message = "ok"
-	cb.Operation.RequestID = "req-1"
-	cb.Operation.Provider.PaymentID = "prov-1"
-	return cb
-}
-
-func TestMapCallbackToState_StatusMapping(t *testing.T) {
-	now := time.Date(2024, 1, 2, 3, 4, 5, 0, time.UTC)
-	cfg := monetix.DefaultConfig()
-
-	cases := []struct {
-		name           string
-		paymentStatus  string
-		operationStatus string
-		code           string
-		expectedStatus mntxv1.PayoutStatus
-		expectedOutcome string
-	}{
-		{
-			name:            "success",
-			paymentStatus:   "success",
-			operationStatus: "success",
-			code:            "0",
-			expectedStatus:  mntxv1.PayoutStatus_PAYOUT_STATUS_PROCESSED,
-			expectedOutcome: monetix.OutcomeSuccess,
-		},
-		{
-			name:            "processing",
-			paymentStatus:   "processing",
-			operationStatus: "success",
-			code:            "",
-			expectedStatus:  mntxv1.PayoutStatus_PAYOUT_STATUS_PENDING,
-			expectedOutcome: monetix.OutcomeProcessing,
-		},
-		{
-			name:            "decline",
-			paymentStatus:   "failed",
-			operationStatus: "failed",
-			code:            "1",
-			expectedStatus:  mntxv1.PayoutStatus_PAYOUT_STATUS_FAILED,
-			expectedOutcome: monetix.OutcomeDecline,
-		},
-	}
-
-	for _, tc := range cases {
-		t.Run(tc.name, func(t *testing.T) {
-			cb := baseCallback()
-			cb.Payment.Status = tc.paymentStatus
-			cb.Operation.Status = tc.operationStatus
-			cb.Operation.Code = tc.code
-
-			state, outcome := mapCallbackToState(fixedClock{now: now}, cfg, cb)
-			if state.Status != tc.expectedStatus {
-				t.Fatalf("expected status %v, got %v", tc.expectedStatus, state.Status)
-			}
-			if outcome != tc.expectedOutcome {
-				t.Fatalf("expected outcome %q, got %q", tc.expectedOutcome, outcome)
-			}
-			if state.Currency != "USD" {
-				t.Fatalf("expected currency USD, got %q", state.Currency)
-			}
-			if !state.UpdatedAt.AsTime().Equal(now) {
-				t.Fatalf("expected updated_at %v, got %v", now, state.UpdatedAt.AsTime())
-			}
-		})
-	}
-}
-
-func TestFallbackProviderPaymentID(t *testing.T) {
-	cb := baseCallback()
-	if got := fallbackProviderPaymentID(cb); got != "prov-1" {
-		t.Fatalf("expected provider payment id, got %q", got)
-	}
-	cb.Operation.Provider.PaymentID = ""
-	if got := fallbackProviderPaymentID(cb); got != "req-1" {
-		t.Fatalf("expected request id fallback, got %q", got)
-	}
-	cb.Operation.RequestID = ""
-	if got := fallbackProviderPaymentID(cb); got != "payout-1" {
-		t.Fatalf("expected payment id fallback, got %q", got)
-	}
-}
-
-func TestVerifyCallbackSignature(t *testing.T) {
-	secret := "secret"
-	cb := baseCallback()
-
-	sig, err := monetix.SignPayload(cb, secret)
-	if err != nil {
-		t.Fatalf("failed to sign payload: %v", err)
-	}
-	cb.Signature = sig
-	if err := verifyCallbackSignature(cb, secret); err != nil {
-		t.Fatalf("expected valid signature, got %v", err)
-	}
-
-	cb.Signature = "invalid"
-	if err := verifyCallbackSignature(cb, secret); err == nil {
-		t.Fatalf("expected signature mismatch error")
-	}
-}

api/gateway/mntx/internal/service/gateway/card_payout_handlers.go

@@ -9,7 +9,6 @@ import (
 	"github.com/tech/sendico/pkg/merrors"
 	"github.com/tech/sendico/pkg/mservice"
 	mntxv1 "github.com/tech/sendico/pkg/proto/gateway/mntx/v1"
-	"go.uber.org/zap"
 	"google.golang.org/protobuf/proto"
 )
 
@@ -18,24 +17,14 @@ func (s *Service) CreateCardPayout(ctx context.Context, req *mntxv1.CardPayoutRe
 }
 
 func (s *Service) handleCreateCardPayout(ctx context.Context, req *mntxv1.CardPayoutRequest) gsresponse.Responder[mntxv1.CardPayoutResponse] {
-	log := s.logger.Named("card_payout")
-	log.Info("Create card payout request received",
-		zap.String("payout_id", strings.TrimSpace(req.GetPayoutId())),
-		zap.String("customer_id", strings.TrimSpace(req.GetCustomerId())),
-		zap.Int64("amount_minor", req.GetAmountMinor()),
-		zap.String("currency", strings.ToUpper(strings.TrimSpace(req.GetCurrency()))),
-	)
 	if s.card == nil {
-		log.Warn("Card payout processor not initialised")
 		return gsresponse.Internal[mntxv1.CardPayoutResponse](s.logger, mservice.MntxGateway, merrors.Internal("card payout processor not initialised"))
 	}
 
 	resp, err := s.card.Submit(ctx, req)
 	if err != nil {
-		log.Warn("Card payout submission failed", zap.Error(err))
 		return gsresponse.Auto[mntxv1.CardPayoutResponse](s.logger, mservice.MntxGateway, err)
 	}
-	log.Info("Card payout submission completed", zap.String("payout_id", resp.GetPayout().GetPayoutId()), zap.Bool("accepted", resp.GetAccepted()))
 	return gsresponse.Success(resp)
 }
 
@@ -44,24 +33,14 @@ func (s *Service) CreateCardTokenPayout(ctx context.Context, req *mntxv1.CardTok
 }
 
 func (s *Service) handleCreateCardTokenPayout(ctx context.Context, req *mntxv1.CardTokenPayoutRequest) gsresponse.Responder[mntxv1.CardTokenPayoutResponse] {
-	log := s.logger.Named("card_token_payout")
-	log.Info("Create card token payout request received",
-		zap.String("payout_id", strings.TrimSpace(req.GetPayoutId())),
-		zap.String("customer_id", strings.TrimSpace(req.GetCustomerId())),
-		zap.Int64("amount_minor", req.GetAmountMinor()),
-		zap.String("currency", strings.ToUpper(strings.TrimSpace(req.GetCurrency()))),
-	)
 	if s.card == nil {
-		log.Warn("Card payout processor not initialised")
 		return gsresponse.Internal[mntxv1.CardTokenPayoutResponse](s.logger, mservice.MntxGateway, merrors.Internal("card payout processor not initialised"))
 	}
 
 	resp, err := s.card.SubmitToken(ctx, req)
 	if err != nil {
-		log.Warn("Card token payout submission failed", zap.Error(err))
 		return gsresponse.Auto[mntxv1.CardTokenPayoutResponse](s.logger, mservice.MntxGateway, err)
 	}
-	log.Info("Card token payout submission completed", zap.String("payout_id", resp.GetPayout().GetPayoutId()), zap.Bool("accepted", resp.GetAccepted()))
 	return gsresponse.Success(resp)
 }
 
@@ -70,22 +49,14 @@ func (s *Service) CreateCardToken(ctx context.Context, req *mntxv1.CardTokenizeR
 }
 
 func (s *Service) handleCreateCardToken(ctx context.Context, req *mntxv1.CardTokenizeRequest) gsresponse.Responder[mntxv1.CardTokenizeResponse] {
-	log := s.logger.Named("card_tokenize")
-	log.Info("Create card token request received",
-		zap.String("request_id", strings.TrimSpace(req.GetRequestId())),
-		zap.String("customer_id", strings.TrimSpace(req.GetCustomerId())),
-	)
 	if s.card == nil {
-		log.Warn("Card payout processor not initialised")
 		return gsresponse.Internal[mntxv1.CardTokenizeResponse](s.logger, mservice.MntxGateway, merrors.Internal("card payout processor not initialised"))
 	}
 
 	resp, err := s.card.Tokenize(ctx, req)
 	if err != nil {
-		log.Warn("Card tokenization failed", zap.Error(err))
 		return gsresponse.Auto[mntxv1.CardTokenizeResponse](s.logger, mservice.MntxGateway, err)
 	}
-	log.Info("Card tokenization completed", zap.String("request_id", resp.GetRequestId()), zap.Bool("success", resp.GetSuccess()))
 	return gsresponse.Success(resp)
 }
 
@@ -94,19 +65,14 @@ func (s *Service) GetCardPayoutStatus(ctx context.Context, req *mntxv1.GetCardPa
 }
 
 func (s *Service) handleGetCardPayoutStatus(_ context.Context, req *mntxv1.GetCardPayoutStatusRequest) gsresponse.Responder[mntxv1.GetCardPayoutStatusResponse] {
-	log := s.logger.Named("card_payout_status")
-	log.Info("Get card payout status request received", zap.String("payout_id", strings.TrimSpace(req.GetPayoutId())))
 	if s.card == nil {
-		log.Warn("Card payout processor not initialised")
 		return gsresponse.Internal[mntxv1.GetCardPayoutStatusResponse](s.logger, mservice.MntxGateway, merrors.Internal("card payout processor not initialised"))
 	}
 
 	state, err := s.card.Status(context.Background(), req.GetPayoutId())
 	if err != nil {
-		log.Warn("Card payout status lookup failed", zap.Error(err))
 		return gsresponse.Auto[mntxv1.GetCardPayoutStatusResponse](s.logger, mservice.MntxGateway, err)
 	}
-	log.Info("Card payout status retrieved", zap.String("payout_id", state.GetPayoutId()), zap.String("status", state.GetStatus().String()))
 	return gsresponse.Success(&mntxv1.GetCardPayoutStatusResponse{Payout: state})
 }
 

api/gateway/mntx/internal/service/gateway/card_payout_validation_test.go

@@ -1,103 +0,0 @@
-package gateway
-
-import (
-	"testing"
-
-	"github.com/tech/sendico/gateway/mntx/internal/service/monetix"
-	mntxv1 "github.com/tech/sendico/pkg/proto/gateway/mntx/v1"
-)
-
-func TestValidateCardPayoutRequest_Valid(t *testing.T) {
-	cfg := testMonetixConfig()
-	req := validCardPayoutRequest()
-	if err := validateCardPayoutRequest(req, cfg); err != nil {
-		t.Fatalf("expected no error, got %v", err)
-	}
-}
-
-func TestValidateCardPayoutRequest_Errors(t *testing.T) {
-	baseCfg := testMonetixConfig()
-	cases := []struct {
-		name     string
-		mutate   func(*mntxv1.CardPayoutRequest)
-		config   func(monetix.Config) monetix.Config
-		expected string
-	}{
-		{
-			name:     "missing_payout_id",
-			mutate:   func(r *mntxv1.CardPayoutRequest) { r.PayoutId = "" },
-			expected: "missing_payout_id",
-		},
-		{
-			name:     "missing_customer_id",
-			mutate:   func(r *mntxv1.CardPayoutRequest) { r.CustomerId = "" },
-			expected: "missing_customer_id",
-		},
-		{
-			name:     "missing_customer_ip",
-			mutate:   func(r *mntxv1.CardPayoutRequest) { r.CustomerIp = "" },
-			expected: "missing_customer_ip",
-		},
-		{
-			name:     "invalid_amount",
-			mutate:   func(r *mntxv1.CardPayoutRequest) { r.AmountMinor = 0 },
-			expected: "invalid_amount",
-		},
-		{
-			name:     "missing_currency",
-			mutate:   func(r *mntxv1.CardPayoutRequest) { r.Currency = "" },
-			expected: "missing_currency",
-		},
-		{
-			name:   "unsupported_currency",
-			mutate: func(r *mntxv1.CardPayoutRequest) { r.Currency = "EUR" },
-			config: func(cfg monetix.Config) monetix.Config {
-				cfg.AllowedCurrencies = []string{"USD"}
-				return cfg
-			},
-			expected: "unsupported_currency",
-		},
-		{
-			name:     "missing_card_pan",
-			mutate:   func(r *mntxv1.CardPayoutRequest) { r.CardPan = "" },
-			expected: "missing_card_pan",
-		},
-		{
-			name:     "missing_card_holder",
-			mutate:   func(r *mntxv1.CardPayoutRequest) { r.CardHolder = "" },
-			expected: "missing_card_holder",
-		},
-		{
-			name:     "invalid_expiry_month",
-			mutate:   func(r *mntxv1.CardPayoutRequest) { r.CardExpMonth = 13 },
-			expected: "invalid_expiry_month",
-		},
-		{
-			name:     "invalid_expiry_year",
-			mutate:   func(r *mntxv1.CardPayoutRequest) { r.CardExpYear = 0 },
-			expected: "invalid_expiry_year",
-		},
-		{
-			name:   "missing_customer_country_when_required",
-			mutate: func(r *mntxv1.CardPayoutRequest) { r.CustomerCountry = "" },
-			config: func(cfg monetix.Config) monetix.Config {
-				cfg.RequireCustomerAddress = true
-				return cfg
-			},
-			expected: "missing_customer_country",
-		},
-	}
-
-	for _, tc := range cases {
-		t.Run(tc.name, func(t *testing.T) {
-			req := validCardPayoutRequest()
-			tc.mutate(req)
-			cfg := baseCfg
-			if tc.config != nil {
-				cfg = tc.config(cfg)
-			}
-			err := validateCardPayoutRequest(req, cfg)
-			requireReason(t, err, tc.expected)
-		})
-	}
-}

api/gateway/mntx/internal/service/gateway/card_processor.go

@@ -45,20 +45,14 @@ func (p *cardPayoutProcessor) Submit(ctx context.Context, req *mntxv1.CardPayout
 	if p == nil {
 		return nil, merrors.Internal("card payout processor not initialised")
 	}
-	p.logger.Info("Submitting card payout",
-		zap.String("payout_id", strings.TrimSpace(req.GetPayoutId())),
-		zap.String("customer_id", strings.TrimSpace(req.GetCustomerId())),
-		zap.Int64("amount_minor", req.GetAmountMinor()),
-		zap.String("currency", strings.ToUpper(strings.TrimSpace(req.GetCurrency()))),
-	)
 	if strings.TrimSpace(p.config.BaseURL) == "" || strings.TrimSpace(p.config.SecretKey) == "" {
-		p.logger.Warn("Monetix configuration is incomplete for payout submission")
+		p.logger.Warn("monetix configuration is incomplete for payout submission")
 		return nil, merrors.Internal("monetix configuration is incomplete")
 	}
 
 	req = sanitizeCardPayoutRequest(req)
 	if err := validateCardPayoutRequest(req, p.config); err != nil {
-		p.logger.Warn("Card payout validation failed",
+		p.logger.Warn("card payout validation failed",
 			zap.String("payout_id", req.GetPayoutId()),
 			zap.String("customer_id", req.GetCustomerId()),
 			zap.Error(err),
@@ -71,7 +65,7 @@ func (p *cardPayoutProcessor) Submit(ctx context.Context, req *mntxv1.CardPayout
 		projectID = p.config.ProjectID
 	}
 	if projectID == 0 {
-		p.logger.Warn("Monetix project_id is not configured", zap.String("payout_id", req.GetPayoutId()))
+		p.logger.Warn("monetix project_id is not configured", zap.String("payout_id", req.GetPayoutId()))
 		return nil, merrors.Internal("monetix project_id is not configured")
 	}
 
@@ -101,7 +95,7 @@ func (p *cardPayoutProcessor) Submit(ctx context.Context, req *mntxv1.CardPayout
 		state.ProviderMessage = err.Error()
 		state.UpdatedAt = timestamppb.New(p.clock.Now())
 		p.store.Save(state)
-		p.logger.Warn("Monetix payout submission failed",
+		p.logger.Warn("monetix payout submission failed",
 			zap.String("payout_id", req.GetPayoutId()),
 			zap.String("customer_id", req.GetCustomerId()),
 			zap.Error(err),
@@ -128,13 +122,6 @@ func (p *cardPayoutProcessor) Submit(ctx context.Context, req *mntxv1.CardPayout
 		ErrorMessage:      result.ErrorMessage,
 	}
 
-	p.logger.Info("Card payout submission stored",
-		zap.String("payout_id", state.GetPayoutId()),
-		zap.String("status", state.GetStatus().String()),
-		zap.Bool("accepted", result.Accepted),
-		zap.String("provider_request_id", result.ProviderRequestID),
-	)
-
 	return resp, nil
 }
 
@@ -142,20 +129,14 @@ func (p *cardPayoutProcessor) SubmitToken(ctx context.Context, req *mntxv1.CardT
 	if p == nil {
 		return nil, merrors.Internal("card payout processor not initialised")
 	}
-	p.logger.Info("Submitting card token payout",
-		zap.String("payout_id", strings.TrimSpace(req.GetPayoutId())),
-		zap.String("customer_id", strings.TrimSpace(req.GetCustomerId())),
-		zap.Int64("amount_minor", req.GetAmountMinor()),
-		zap.String("currency", strings.ToUpper(strings.TrimSpace(req.GetCurrency()))),
-	)
 	if strings.TrimSpace(p.config.BaseURL) == "" || strings.TrimSpace(p.config.SecretKey) == "" {
-		p.logger.Warn("Monetix configuration is incomplete for token payout submission")
+		p.logger.Warn("monetix configuration is incomplete for token payout submission")
 		return nil, merrors.Internal("monetix configuration is incomplete")
 	}
 
 	req = sanitizeCardTokenPayoutRequest(req)
 	if err := validateCardTokenPayoutRequest(req, p.config); err != nil {
-		p.logger.Warn("Card token payout validation failed",
+		p.logger.Warn("card token payout validation failed",
 			zap.String("payout_id", req.GetPayoutId()),
 			zap.String("customer_id", req.GetCustomerId()),
 			zap.Error(err),
@@ -168,7 +149,7 @@ func (p *cardPayoutProcessor) SubmitToken(ctx context.Context, req *mntxv1.CardT
 		projectID = p.config.ProjectID
 	}
 	if projectID == 0 {
-		p.logger.Warn("Monetix project_id is not configured", zap.String("payout_id", req.GetPayoutId()))
+		p.logger.Warn("monetix project_id is not configured", zap.String("payout_id", req.GetPayoutId()))
 		return nil, merrors.Internal("monetix project_id is not configured")
 	}
 
@@ -198,7 +179,7 @@ func (p *cardPayoutProcessor) SubmitToken(ctx context.Context, req *mntxv1.CardT
 		state.ProviderMessage = err.Error()
 		state.UpdatedAt = timestamppb.New(p.clock.Now())
 		p.store.Save(state)
-		p.logger.Warn("Monetix token payout submission failed",
+		p.logger.Warn("monetix token payout submission failed",
 			zap.String("payout_id", req.GetPayoutId()),
 			zap.String("customer_id", req.GetCustomerId()),
 			zap.Error(err),
@@ -225,13 +206,6 @@ func (p *cardPayoutProcessor) SubmitToken(ctx context.Context, req *mntxv1.CardT
 		ErrorMessage:      result.ErrorMessage,
 	}
 
-	p.logger.Info("Card token payout submission stored",
-		zap.String("payout_id", state.GetPayoutId()),
-		zap.String("status", state.GetStatus().String()),
-		zap.Bool("accepted", result.Accepted),
-		zap.String("provider_request_id", result.ProviderRequestID),
-	)
-
 	return resp, nil
 }
 
@@ -239,13 +213,9 @@ func (p *cardPayoutProcessor) Tokenize(ctx context.Context, req *mntxv1.CardToke
 	if p == nil {
 		return nil, merrors.Internal("card payout processor not initialised")
 	}
-	p.logger.Info("Submitting card tokenization",
-		zap.String("request_id", strings.TrimSpace(req.GetRequestId())),
-		zap.String("customer_id", strings.TrimSpace(req.GetCustomerId())),
-	)
 	cardInput, err := validateCardTokenizeRequest(req, p.config)
 	if err != nil {
-		p.logger.Warn("Card tokenization validation failed",
+		p.logger.Warn("card tokenization validation failed",
 			zap.String("request_id", req.GetRequestId()),
 			zap.String("customer_id", req.GetCustomerId()),
 			zap.Error(err),
@@ -258,7 +228,7 @@ func (p *cardPayoutProcessor) Tokenize(ctx context.Context, req *mntxv1.CardToke
 		projectID = p.config.ProjectID
 	}
 	if projectID == 0 {
-		p.logger.Warn("Monetix project_id is not configured", zap.String("request_id", req.GetRequestId()))
+		p.logger.Warn("monetix project_id is not configured", zap.String("request_id", req.GetRequestId()))
 		return nil, merrors.Internal("monetix project_id is not configured")
 	}
 
@@ -268,7 +238,7 @@ func (p *cardPayoutProcessor) Tokenize(ctx context.Context, req *mntxv1.CardToke
 	apiReq := buildCardTokenizeRequest(projectID, req, cardInput)
 	result, err := client.CreateCardTokenization(ctx, apiReq)
 	if err != nil {
-		p.logger.Warn("Monetix tokenization request failed",
+		p.logger.Warn("monetix tokenization request failed",
 			zap.String("request_id", req.GetRequestId()),
 			zap.String("customer_id", req.GetCustomerId()),
 			zap.Error(err),
@@ -288,12 +258,6 @@ func (p *cardPayoutProcessor) Tokenize(ctx context.Context, req *mntxv1.CardToke
 	resp.ExpiryYear = result.ExpiryYear
 	resp.CardBrand = result.CardBrand
 
-	p.logger.Info("Card tokenization completed",
-		zap.String("request_id", resp.GetRequestId()),
-		zap.Bool("success", resp.GetSuccess()),
-		zap.String("provider_request_id", result.ProviderRequestID),
-	)
-
 	return resp, nil
 }
 
@@ -303,18 +267,16 @@ func (p *cardPayoutProcessor) Status(_ context.Context, payoutID string) (*mntxv
 	}
 
 	id := strings.TrimSpace(payoutID)
-	p.logger.Info("Card payout status requested", zap.String("payout_id", id))
 	if id == "" {
-		p.logger.Warn("Payout status requested with empty payout_id")
+		p.logger.Warn("payout status requested with empty payout_id")
 		return nil, merrors.InvalidArgument("payout_id is required", "payout_id")
 	}
 
 	state, ok := p.store.Get(id)
 	if !ok || state == nil {
-		p.logger.Warn("Payout status not found", zap.String("payout_id", id))
+		p.logger.Warn("payout status not found", zap.String("payout_id", id))
 		return nil, merrors.NoData("payout not found")
 	}
-	p.logger.Info("Card payout status resolved", zap.String("payout_id", state.GetPayoutId()), zap.String("status", state.GetStatus().String()))
 	return state, nil
 }
 
@@ -322,19 +284,18 @@ func (p *cardPayoutProcessor) ProcessCallback(ctx context.Context, payload []byt
 	if p == nil {
 		return http.StatusInternalServerError, merrors.Internal("card payout processor not initialised")
 	}
-	p.logger.Debug("Processing Monetix callback", zap.Int("payload_bytes", len(payload)))
 	if len(payload) == 0 {
-		p.logger.Warn("Received empty Monetix callback payload")
+		p.logger.Warn("received empty Monetix callback payload")
 		return http.StatusBadRequest, merrors.InvalidArgument("callback body is empty")
 	}
 	if strings.TrimSpace(p.config.SecretKey) == "" {
-		p.logger.Warn("Monetix secret key is not configured; cannot verify callback")
+		p.logger.Warn("monetix secret key is not configured; cannot verify callback")
 		return http.StatusInternalServerError, merrors.Internal("monetix secret key is not configured")
 	}
 
 	var cb monetixCallback
 	if err := json.Unmarshal(payload, &cb); err != nil {
-		p.logger.Warn("Failed to unmarshal Monetix callback", zap.Error(err))
+		p.logger.Warn("failed to unmarshal Monetix callback", zap.Error(err))
 		return http.StatusBadRequest, err
 	}
 
@@ -357,7 +318,7 @@ func (p *cardPayoutProcessor) ProcessCallback(ctx context.Context, payload []byt
 	p.emitCardPayoutEvent(state)
 	monetix.ObserveCallback(statusLabel)
 
-	p.logger.Debug("Monetix payout callback processed",
+	p.logger.Info("Monetix payout callback processed",
 		zap.String("payout_id", state.GetPayoutId()),
 		zap.String("status", statusLabel),
 		zap.String("provider_code", state.GetProviderCode()),
@@ -376,16 +337,16 @@ func (p *cardPayoutProcessor) emitCardPayoutEvent(state *mntxv1.CardPayoutState)
 	event := &mntxv1.CardPayoutStatusChangedEvent{Payout: state}
 	payload, err := protojson.Marshal(event)
 	if err != nil {
-		p.logger.Warn("Failed to marshal payout callback event", zap.Error(err))
+		p.logger.Warn("failed to marshal payout callback event", zap.Error(err))
 		return
 	}
 
 	env := messaging.CreateEnvelope(string(mservice.MntxGateway), model.NewNotification(mservice.MntxGateway, nm.NAUpdated))
 	if _, err := env.Wrap(payload); err != nil {
-		p.logger.Warn("Failed to wrap payout callback event payload", zap.Error(err))
+		p.logger.Warn("failed to wrap payout callback event payload", zap.Error(err))
 		return
 	}
 	if err := p.producer.SendMessage(env); err != nil {
-		p.logger.Warn("Failed to publish payout callback event", zap.Error(err))
+		p.logger.Warn("failed to publish payout callback event", zap.Error(err))
 	}
 }

api/gateway/mntx/internal/service/gateway/card_processor_test.go

@@ -1,149 +0,0 @@
-package gateway
-
-import (
-	"bytes"
-	"context"
-	"encoding/json"
-	"errors"
-	"io"
-	"net/http"
-	"testing"
-	"time"
-
-	"github.com/tech/sendico/gateway/mntx/internal/service/monetix"
-	clockpkg "github.com/tech/sendico/pkg/clock"
-	"github.com/tech/sendico/pkg/merrors"
-	mntxv1 "github.com/tech/sendico/pkg/proto/gateway/mntx/v1"
-	"go.uber.org/zap"
-	"google.golang.org/protobuf/types/known/timestamppb"
-)
-
-type roundTripperFunc func(*http.Request) (*http.Response, error)
-
-func (f roundTripperFunc) RoundTrip(r *http.Request) (*http.Response, error) {
-	return f(r)
-}
-
-type staticClock struct {
-	now time.Time
-}
-
-func (s staticClock) Now() time.Time {
-	return s.now
-}
-
-func TestCardPayoutProcessor_Submit_Success(t *testing.T) {
-	cfg := monetix.Config{
-		BaseURL:           "https://monetix.test",
-		SecretKey:         "secret",
-		ProjectID:         99,
-		AllowedCurrencies: []string{"RUB"},
-	}
-
-	existingCreated := timestamppb.New(time.Date(2020, 2, 3, 0, 0, 0, 0, time.UTC))
-	store := newCardPayoutStore()
-	store.Save(&mntxv1.CardPayoutState{
-		PayoutId:  "payout-1",
-		CreatedAt: existingCreated,
-	})
-
-	httpClient := &http.Client{
-		Transport: roundTripperFunc(func(r *http.Request) (*http.Response, error) {
-			resp := monetix.APIResponse{}
-			resp.Operation.RequestID = "req-123"
-			body, _ := json.Marshal(resp)
-			return &http.Response{
-				StatusCode: http.StatusOK,
-				Body:       io.NopCloser(bytes.NewReader(body)),
-				Header:     http.Header{"Content-Type": []string{"application/json"}},
-			}, nil
-		}),
-	}
-
-	now := time.Date(2024, 1, 1, 12, 0, 0, 0, time.UTC)
-	processor := newCardPayoutProcessor(zap.NewNop(), cfg, staticClock{now: now}, store, httpClient, nil)
-
-	req := validCardPayoutRequest()
-	req.ProjectId = 0
-
-	resp, err := processor.Submit(context.Background(), req)
-	if err != nil {
-		t.Fatalf("expected no error, got %v", err)
-	}
-	if !resp.GetAccepted() {
-		t.Fatalf("expected accepted payout response")
-	}
-	if resp.GetPayout().GetProjectId() != cfg.ProjectID {
-		t.Fatalf("expected project id %d, got %d", cfg.ProjectID, resp.GetPayout().GetProjectId())
-	}
-	if resp.GetPayout().GetStatus() != mntxv1.PayoutStatus_PAYOUT_STATUS_PENDING {
-		t.Fatalf("expected pending status, got %v", resp.GetPayout().GetStatus())
-	}
-	if !resp.GetPayout().GetCreatedAt().AsTime().Equal(existingCreated.AsTime()) {
-		t.Fatalf("expected created_at preserved, got %v", resp.GetPayout().GetCreatedAt().AsTime())
-	}
-
-	stored, ok := store.Get(req.GetPayoutId())
-	if !ok || stored == nil {
-		t.Fatalf("expected payout state stored")
-	}
-	if stored.GetProviderPaymentId() == "" {
-		t.Fatalf("expected provider payment id")
-	}
-}
-
-func TestCardPayoutProcessor_Submit_MissingConfig(t *testing.T) {
-	cfg := monetix.Config{
-		AllowedCurrencies: []string{"RUB"},
-	}
-	processor := newCardPayoutProcessor(zap.NewNop(), cfg, clockpkg.NewSystem(), newCardPayoutStore(), &http.Client{}, nil)
-
-	_, err := processor.Submit(context.Background(), validCardPayoutRequest())
-	if err == nil {
-		t.Fatalf("expected error")
-	}
-	if !errors.Is(err, merrors.ErrInternal) {
-		t.Fatalf("expected internal error, got %v", err)
-	}
-}
-
-func TestCardPayoutProcessor_ProcessCallback(t *testing.T) {
-	cfg := monetix.Config{
-		SecretKey:         "secret",
-		StatusSuccess:     "success",
-		StatusProcessing:  "processing",
-		AllowedCurrencies: []string{"RUB"},
-	}
-	store := newCardPayoutStore()
-	processor := newCardPayoutProcessor(zap.NewNop(), cfg, staticClock{now: time.Date(2024, 1, 2, 3, 4, 5, 0, time.UTC)}, store, &http.Client{}, nil)
-
-	cb := baseCallback()
-	cb.Payment.Sum.Currency = "RUB"
-	cb.Signature = ""
-	sig, err := monetix.SignPayload(cb, cfg.SecretKey)
-	if err != nil {
-		t.Fatalf("failed to sign callback: %v", err)
-	}
-	cb.Signature = sig
-
-	payload, err := json.Marshal(cb)
-	if err != nil {
-		t.Fatalf("failed to marshal callback: %v", err)
-	}
-
-	status, err := processor.ProcessCallback(context.Background(), payload)
-	if err != nil {
-		t.Fatalf("expected no error, got %v", err)
-	}
-	if status != http.StatusOK {
-		t.Fatalf("expected status ok, got %d", status)
-	}
-
-	state, ok := store.Get(cb.Payment.ID)
-	if !ok || state == nil {
-		t.Fatalf("expected payout state stored")
-	}
-	if state.GetStatus() != mntxv1.PayoutStatus_PAYOUT_STATUS_PROCESSED {
-		t.Fatalf("expected processed status, got %v", state.GetStatus())
-	}
-}

api/gateway/mntx/internal/service/gateway/card_token_validation_test.go

@@ -1,93 +0,0 @@
-package gateway
-
-import (
-	"testing"
-
-	"github.com/tech/sendico/gateway/mntx/internal/service/monetix"
-	mntxv1 "github.com/tech/sendico/pkg/proto/gateway/mntx/v1"
-)
-
-func TestValidateCardTokenPayoutRequest_Valid(t *testing.T) {
-	cfg := testMonetixConfig()
-	req := validCardTokenPayoutRequest()
-	if err := validateCardTokenPayoutRequest(req, cfg); err != nil {
-		t.Fatalf("expected no error, got %v", err)
-	}
-}
-
-func TestValidateCardTokenPayoutRequest_Errors(t *testing.T) {
-	baseCfg := testMonetixConfig()
-	cases := []struct {
-		name     string
-		mutate   func(*mntxv1.CardTokenPayoutRequest)
-		config   func(monetix.Config) monetix.Config
-		expected string
-	}{
-		{
-			name:     "missing_payout_id",
-			mutate:   func(r *mntxv1.CardTokenPayoutRequest) { r.PayoutId = "" },
-			expected: "missing_payout_id",
-		},
-		{
-			name:     "missing_customer_id",
-			mutate:   func(r *mntxv1.CardTokenPayoutRequest) { r.CustomerId = "" },
-			expected: "missing_customer_id",
-		},
-		{
-			name:     "missing_customer_ip",
-			mutate:   func(r *mntxv1.CardTokenPayoutRequest) { r.CustomerIp = "" },
-			expected: "missing_customer_ip",
-		},
-		{
-			name:     "invalid_amount",
-			mutate:   func(r *mntxv1.CardTokenPayoutRequest) { r.AmountMinor = 0 },
-			expected: "invalid_amount",
-		},
-		{
-			name:     "missing_currency",
-			mutate:   func(r *mntxv1.CardTokenPayoutRequest) { r.Currency = "" },
-			expected: "missing_currency",
-		},
-		{
-			name:   "unsupported_currency",
-			mutate: func(r *mntxv1.CardTokenPayoutRequest) { r.Currency = "EUR" },
-			config: func(cfg monetix.Config) monetix.Config {
-				cfg.AllowedCurrencies = []string{"USD"}
-				return cfg
-			},
-			expected: "unsupported_currency",
-		},
-		{
-			name:     "missing_card_token",
-			mutate:   func(r *mntxv1.CardTokenPayoutRequest) { r.CardToken = "" },
-			expected: "missing_card_token",
-		},
-		{
-			name:   "missing_customer_city_when_required",
-			mutate: func(r *mntxv1.CardTokenPayoutRequest) {
-				r.CustomerCountry = "US"
-				r.CustomerCity = ""
-				r.CustomerAddress = "Main St"
-				r.CustomerZip = "12345"
-			},
-			config: func(cfg monetix.Config) monetix.Config {
-				cfg.RequireCustomerAddress = true
-				return cfg
-			},
-			expected: "missing_customer_city",
-		},
-	}
-
-	for _, tc := range cases {
-		t.Run(tc.name, func(t *testing.T) {
-			req := validCardTokenPayoutRequest()
-			tc.mutate(req)
-			cfg := baseCfg
-			if tc.config != nil {
-				cfg = tc.config(cfg)
-			}
-			err := validateCardTokenPayoutRequest(req, cfg)
-			requireReason(t, err, tc.expected)
-		})
-	}
-}

api/gateway/mntx/internal/service/gateway/card_tokenize_validation_test.go

@@ -1,76 +0,0 @@
-package gateway
-
-import (
-	"testing"
-	"time"
-
-	mntxv1 "github.com/tech/sendico/pkg/proto/gateway/mntx/v1"
-)
-
-func TestValidateCardTokenizeRequest_ValidTopLevel(t *testing.T) {
-	cfg := testMonetixConfig()
-	req := validCardTokenizeRequest()
-	if _, err := validateCardTokenizeRequest(req, cfg); err != nil {
-		t.Fatalf("expected no error, got %v", err)
-	}
-}
-
-func TestValidateCardTokenizeRequest_ValidNestedCard(t *testing.T) {
-	cfg := testMonetixConfig()
-	req := validCardTokenizeRequest()
-	req.Card = &mntxv1.CardDetails{
-		Pan:        "4111111111111111",
-		ExpMonth:   req.CardExpMonth,
-		ExpYear:    req.CardExpYear,
-		CardHolder: req.CardHolder,
-		Cvv:        req.CardCvv,
-	}
-	req.CardPan = ""
-	req.CardExpMonth = 0
-	req.CardExpYear = 0
-	req.CardHolder = ""
-	req.CardCvv = ""
-
-	if _, err := validateCardTokenizeRequest(req, cfg); err != nil {
-		t.Fatalf("expected no error, got %v", err)
-	}
-}
-
-func TestValidateCardTokenizeRequest_Expired(t *testing.T) {
-	cfg := testMonetixConfig()
-	req := validCardTokenizeRequest()
-	now := time.Now().UTC()
-	req.CardExpMonth = uint32(now.Month())
-	req.CardExpYear = uint32(now.Year() - 1)
-
-	_, err := validateCardTokenizeRequest(req, cfg)
-	requireReason(t, err, "expired_card")
-}
-
-func TestValidateCardTokenizeRequest_MissingCvv(t *testing.T) {
-	cfg := testMonetixConfig()
-	req := validCardTokenizeRequest()
-	req.CardCvv = ""
-
-	_, err := validateCardTokenizeRequest(req, cfg)
-	requireReason(t, err, "missing_cvv")
-}
-
-func TestValidateCardTokenizeRequest_MissingCardPan(t *testing.T) {
-	cfg := testMonetixConfig()
-	req := validCardTokenizeRequest()
-	req.CardPan = ""
-
-	_, err := validateCardTokenizeRequest(req, cfg)
-	requireReason(t, err, "missing_card_pan")
-}
-
-func TestValidateCardTokenizeRequest_AddressRequired(t *testing.T) {
-	cfg := testMonetixConfig()
-	cfg.RequireCustomerAddress = true
-	req := validCardTokenizeRequest()
-	req.CustomerCountry = ""
-
-	_, err := validateCardTokenizeRequest(req, cfg)
-	requireReason(t, err, "missing_customer_country")
-}

api/gateway/mntx/internal/service/gateway/payout_get.go

@@ -9,7 +9,6 @@ import (
 	"github.com/tech/sendico/pkg/merrors"
 	"github.com/tech/sendico/pkg/mservice"
 	mntxv1 "github.com/tech/sendico/pkg/proto/gateway/mntx/v1"
-	"go.uber.org/zap"
 )
 
 func (s *Service) GetPayout(ctx context.Context, req *mntxv1.GetPayoutRequest) (*mntxv1.GetPayoutResponse, error) {
@@ -18,19 +17,14 @@ func (s *Service) GetPayout(ctx context.Context, req *mntxv1.GetPayoutRequest) (
 
 func (s *Service) handleGetPayout(_ context.Context, req *mntxv1.GetPayoutRequest) gsresponse.Responder[mntxv1.GetPayoutResponse] {
 	ref := strings.TrimSpace(req.GetPayoutRef())
-	log := s.logger.Named("payout")
-	log.Info("Get payout request received", zap.String("payout_ref", ref))
 	if ref == "" {
-		log.Warn("Get payout request missing payout_ref")
 		return gsresponse.InvalidArgument[mntxv1.GetPayoutResponse](s.logger, mservice.MntxGateway, merrors.InvalidArgument("payout_ref is required", "payout_ref"))
 	}
 
 	payout, ok := s.store.Get(ref)
 	if !ok {
-		log.Warn("Payout not found", zap.String("payout_ref", ref))
 		return gsresponse.NotFound[mntxv1.GetPayoutResponse](s.logger, mservice.MntxGateway, merrors.NoData(fmt.Sprintf("payout %s not found", ref)))
 	}
 
-	log.Info("Payout retrieved", zap.String("payout_ref", ref), zap.String("status", payout.GetStatus().String()))
 	return gsresponse.Success(&mntxv1.GetPayoutResponse{Payout: payout})
 }

api/gateway/mntx/internal/service/gateway/payout_submit.go

@@ -22,17 +22,8 @@ func (s *Service) SubmitPayout(ctx context.Context, req *mntxv1.SubmitPayoutRequ
 }
 
 func (s *Service) handleSubmitPayout(_ context.Context, req *mntxv1.SubmitPayoutRequest) gsresponse.Responder[mntxv1.SubmitPayoutResponse] {
-	log := s.logger.Named("payout")
-	log.Info("Submit payout request received",
-		zap.String("idempotency_key", strings.TrimSpace(req.GetIdempotencyKey())),
-		zap.String("organization_ref", strings.TrimSpace(req.GetOrganizationRef())),
-		zap.String("currency", strings.TrimSpace(req.GetAmount().GetCurrency())),
-		zap.String("amount", strings.TrimSpace(req.GetAmount().GetAmount())),
-	)
-
 	payout, err := s.buildPayout(req)
 	if err != nil {
-		log.Warn("Submit payout validation failed", zap.Error(err))
 		return gsresponse.Auto[mntxv1.SubmitPayoutResponse](s.logger, mservice.MntxGateway, err)
 	}
 
@@ -40,7 +31,6 @@ func (s *Service) handleSubmitPayout(_ context.Context, req *mntxv1.SubmitPayout
 	s.emitEvent(payout, nm.NAPending)
 	go s.completePayout(payout, strings.TrimSpace(req.GetSimulatedFailureReason()))
 
-	log.Info("Payout accepted", zap.String("payout_ref", payout.GetPayoutRef()), zap.String("status", payout.GetStatus().String()))
 	return gsresponse.Success(&mntxv1.SubmitPayoutResponse{Payout: payout})
 }
 
@@ -89,7 +79,6 @@ func (s *Service) buildPayout(req *mntxv1.SubmitPayoutRequest) (*mntxv1.Payout,
 }
 
 func (s *Service) completePayout(original *mntxv1.Payout, simulatedFailure string) {
-	log := s.logger.Named("payout")
 	outcome := clonePayout(original)
 	if outcome == nil {
 		return
@@ -106,7 +95,6 @@ func (s *Service) completePayout(original *mntxv1.Payout, simulatedFailure strin
 		observePayoutError(simulatedFailure, outcome.Amount)
 		s.store.Save(outcome)
 		s.emitEvent(outcome, nm.NAUpdated)
-		log.Info("Payout completed", zap.String("payout_ref", outcome.GetPayoutRef()), zap.String("status", outcome.GetStatus().String()), zap.String("failure_reason", simulatedFailure))
 		return
 	}
 
@@ -114,7 +102,6 @@ func (s *Service) completePayout(original *mntxv1.Payout, simulatedFailure strin
 	observePayoutSuccess(outcome.Amount)
 	s.store.Save(outcome)
 	s.emitEvent(outcome, nm.NAUpdated)
-	log.Info("Payout completed", zap.String("payout_ref", outcome.GetPayoutRef()), zap.String("status", outcome.GetStatus().String()))
 }
 
 func (s *Service) emitEvent(payout *mntxv1.Payout, action nm.NotificationAction) {
@@ -124,18 +111,18 @@ func (s *Service) emitEvent(payout *mntxv1.Payout, action nm.NotificationAction)
 
 	payload, err := protojson.Marshal(&mntxv1.PayoutStatusChangedEvent{Payout: payout})
 	if err != nil {
-		s.logger.Warn("Failed to marshal payout event", zapError(err))
+		s.logger.Warn("failed to marshal payout event", zapError(err))
 		return
 	}
 
 	env := messaging.CreateEnvelope(string(mservice.MntxGateway), model.NewNotification(mservice.MntxGateway, action))
 	if _, err := env.Wrap(payload); err != nil {
-		s.logger.Warn("Failed to wrap payout event payload", zapError(err))
+		s.logger.Warn("failed to wrap payout event payload", zapError(err))
 		return
 	}
 
 	if err := s.producer.SendMessage(env); err != nil {
-		s.logger.Warn("Failed to publish payout event", zapError(err))
+		s.logger.Warn("failed to publish payout event", zapError(err))
 	}
 }
 

api/gateway/mntx/internal/service/gateway/service.go

@@ -14,7 +14,6 @@ import (
 	"github.com/tech/sendico/pkg/mlogger"
 	"github.com/tech/sendico/pkg/mservice"
 	mntxv1 "github.com/tech/sendico/pkg/proto/gateway/mntx/v1"
-	"go.uber.org/zap"
 	"google.golang.org/grpc"
 )
 
@@ -98,19 +97,9 @@ func (s *Service) Register(router routers.GRPC) error {
 }
 
 func executeUnary[TReq any, TResp any](ctx context.Context, svc *Service, method string, handler func(context.Context, *TReq) gsresponse.Responder[TResp], req *TReq) (*TResp, error) {
-	log := svc.logger.Named("rpc")
-	log.Info("RPC request started", zap.String("method", method))
-
 	start := svc.clock.Now()
 	resp, err := gsresponse.Unary(svc.logger, mservice.MntxGateway, handler)(ctx, req)
-	duration := svc.clock.Now().Sub(start)
+	observeRPC(method, err, svc.clock.Now().Sub(start))
-	observeRPC(method, err, duration)
-
-	if err != nil {
-		log.Warn("RPC request failed", zap.String("method", method), zap.Duration("duration", duration), zap.Error(err))
-	} else {
-		log.Info("RPC request completed", zap.String("method", method), zap.Duration("duration", duration))
-	}
 	return resp, err
 }
 

api/gateway/mntx/internal/service/gateway/testhelpers_test.go

@@ -1,84 +0,0 @@
-package gateway
-
-import (
-	"errors"
-	"testing"
-	"time"
-
-	"github.com/tech/sendico/gateway/mntx/internal/service/monetix"
-	"github.com/tech/sendico/pkg/merrors"
-	mntxv1 "github.com/tech/sendico/pkg/proto/gateway/mntx/v1"
-)
-
-func requireReason(t *testing.T, err error, reason string) {
-	t.Helper()
-	if err == nil {
-		t.Fatalf("expected error")
-	}
-	if !errors.Is(err, merrors.ErrInvalidArg) {
-		t.Fatalf("expected invalid argument error, got %v", err)
-	}
-	reasoned, ok := err.(payoutFailure)
-	if !ok {
-		t.Fatalf("expected payout failure reason, got %T", err)
-	}
-	if reasoned.Reason() != reason {
-		t.Fatalf("expected reason %q, got %q", reason, reasoned.Reason())
-	}
-}
-
-func testMonetixConfig() monetix.Config {
-	return monetix.Config{
-		AllowedCurrencies: []string{"RUB", "USD"},
-	}
-}
-
-func validCardPayoutRequest() *mntxv1.CardPayoutRequest {
-	return &mntxv1.CardPayoutRequest{
-		PayoutId:          "payout-1",
-		CustomerId:        "cust-1",
-		CustomerFirstName: "Jane",
-		CustomerLastName:  "Doe",
-		CustomerIp:        "203.0.113.10",
-		AmountMinor:       1500,
-		Currency:          "RUB",
-		CardPan:           "4111111111111111",
-		CardHolder:        "JANE DOE",
-		CardExpMonth:      12,
-		CardExpYear:       2035,
-	}
-}
-
-func validCardTokenPayoutRequest() *mntxv1.CardTokenPayoutRequest {
-	return &mntxv1.CardTokenPayoutRequest{
-		PayoutId:          "payout-1",
-		CustomerId:        "cust-1",
-		CustomerFirstName: "Jane",
-		CustomerLastName:  "Doe",
-		CustomerIp:        "203.0.113.11",
-		AmountMinor:       2500,
-		Currency:          "USD",
-		CardToken:         "tok_123",
-	}
-}
-
-func validCardTokenizeRequest() *mntxv1.CardTokenizeRequest {
-	month, year := futureExpiry()
-	return &mntxv1.CardTokenizeRequest{
-		RequestId:         "req-1",
-		CustomerId:        "cust-1",
-		CustomerFirstName: "Jane",
-		CustomerLastName:  "Doe",
-		CustomerIp:        "203.0.113.12",
-		CardPan:           "4111111111111111",
-		CardHolder:        "JANE DOE",
-		CardCvv:           "123",
-		CardExpMonth:      month,
-		CardExpYear:       year,
-	}
-}
-
-func futureExpiry() (uint32, uint32) {
-	now := time.Now().UTC()
-	return uint32(now.Month()), uint32(now.Year() + 1)
-}

api/gateway/mntx/internal/service/monetix/client.go

@@ -2,6 +2,10 @@ package monetix
 
 import (
 	"context"
+	"crypto/hmac"
+	"crypto/sha256"
+	"encoding/hex"
+	"encoding/json"
 	"net/http"
 
 	"github.com/tech/sendico/pkg/mlogger"
@@ -41,3 +45,21 @@ func (c *Client) CreateCardTokenPayout(ctx context.Context, req CardTokenPayoutR
 func (c *Client) CreateCardTokenization(ctx context.Context, req CardTokenizeRequest) (*TokenizationResult, error) {
 	return c.sendTokenization(ctx, req)
 }
+
+func signPayload(payload any, secret string) (string, error) {
+	data, err := json.Marshal(payload)
+	if err != nil {
+		return "", err
+	}
+
+	h := hmac.New(sha256.New, []byte(secret))
+	if _, err := h.Write(data); err != nil {
+		return "", err
+	}
+	return hex.EncodeToString(h.Sum(nil)), nil
+}
+
+// SignPayload exposes signature calculation for callback verification.
+func SignPayload(payload any, secret string) (string, error) {
+	return signPayload(payload, secret)
+}

api/gateway/mntx/internal/service/monetix/mask_test.go

@@ -1,23 +0,0 @@
-package monetix
-
-import "testing"
-
-func TestMaskPAN(t *testing.T) {
-	cases := []struct {
-		input    string
-		expected string
-	}{
-		{input: "1234", expected: "****"},
-		{input: "1234567890", expected: "12******90"},
-		{input: "1234567890123456", expected: "123456******3456"},
-	}
-
-	for _, tc := range cases {
-		t.Run(tc.input, func(t *testing.T) {
-			got := MaskPAN(tc.input)
-			if got != tc.expected {
-				t.Fatalf("expected %q, got %q", tc.expected, got)
-			}
-		})
-	}
-}

api/gateway/mntx/internal/service/monetix/sender.go

@@ -24,7 +24,7 @@ func (c *Client) sendCardPayout(ctx context.Context, req CardPayoutRequest) (*Ca
 	maskedPAN := MaskPAN(req.Card.PAN)
 	return c.send(ctx, &req, "/v2/payment/card/payout",
 		func() {
-			c.logger.Info("Dispatching Monetix card payout",
+			c.logger.Info("dispatching Monetix card payout",
 				zap.String("payout_id", req.General.PaymentID),
 				zap.Int64("amount_minor", req.Payment.Amount),
 				zap.String("currency", req.Payment.Currency),
@@ -47,7 +47,7 @@ func (c *Client) sendCardPayout(ctx context.Context, req CardPayoutRequest) (*Ca
 func (c *Client) sendCardTokenPayout(ctx context.Context, req CardTokenPayoutRequest) (*CardPayoutSendResult, error) {
 	return c.send(ctx, &req, "/v2/payment/card/payout/token",
 		func() {
-			c.logger.Info("Dispatching Monetix card token payout",
+			c.logger.Info("dispatching Monetix card token payout",
 				zap.String("payout_id", req.General.PaymentID),
 				zap.Int64("amount_minor", req.Payment.Amount),
 				zap.String("currency", req.Payment.Currency),
@@ -101,7 +101,7 @@ func (c *Client) sendTokenization(ctx context.Context, req CardTokenizeRequest)
 	httpReq.Header.Set("Content-Type", "application/json")
 	httpReq.Header.Set("Accept", "application/json")
 
-	c.logger.Info("Dispatching Monetix card tokenization",
+	c.logger.Info("dispatching Monetix card tokenization",
 		zap.String("request_id", req.General.PaymentID),
 		zap.String("masked_pan", MaskPAN(req.Card.PAN)),
 	)
@@ -111,7 +111,7 @@ func (c *Client) sendTokenization(ctx context.Context, req CardTokenizeRequest)
 	duration := time.Since(start)
 	if err != nil {
 		observeRequest(outcomeNetworkError, duration)
-		c.logger.Warn("Monetix tokenization request failed", zap.Error(err))
+		c.logger.Warn("monetix tokenization request failed", zap.Error(err))
 		return nil, merrors.Internal("monetix tokenization request failed: " + err.Error())
 	}
 	defer resp.Body.Close()
@@ -133,7 +133,7 @@ func (c *Client) sendTokenization(ctx context.Context, req CardTokenizeRequest)
 	var apiResp APIResponse
 	if len(body) > 0 {
 		if err := json.Unmarshal(body, &apiResp); err != nil {
-			c.logger.Warn("Failed to decode Monetix tokenization response", zap.String("request_id", req.General.PaymentID), zap.Int("status_code", resp.StatusCode), zap.Error(err))
+			c.logger.Warn("failed to decode Monetix tokenization response", zap.String("request_id", req.General.PaymentID), zap.Int("status_code", resp.StatusCode), zap.Error(err))
 		} else {
 			var tokenData struct {
 				Token       string `json:"token"`
@@ -245,7 +245,7 @@ func (c *Client) send(ctx context.Context, req any, path string, dispatchLog fun
 	var apiResp APIResponse
 	if len(body) > 0 {
 		if err := json.Unmarshal(body, &apiResp); err != nil {
-			c.logger.Warn("Failed to decode Monetix response", zap.Int("status_code", resp.StatusCode), zap.Error(err))
+			c.logger.Warn("failed to decode Monetix response", zap.Int("status_code", resp.StatusCode), zap.Error(err))
 		}
 	}
 

api/gateway/mntx/internal/service/monetix/sender_test.go

@@ -1,128 +0,0 @@
-package monetix
-
-import (
-	"bytes"
-	"context"
-	"encoding/json"
-	"io"
-	"net/http"
-	"strings"
-	"testing"
-
-	"go.uber.org/zap"
-)
-
-type roundTripperFunc func(*http.Request) (*http.Response, error)
-
-func (f roundTripperFunc) RoundTrip(r *http.Request) (*http.Response, error) {
-	return f(r)
-}
-
-func TestSendCardPayout_SignsPayload(t *testing.T) {
-	secret := "secret"
-	var captured CardPayoutRequest
-
-	httpClient := &http.Client{
-		Transport: roundTripperFunc(func(r *http.Request) (*http.Response, error) {
-			if r.URL.Path != "/v2/payment/card/payout" {
-				t.Fatalf("expected payout path, got %q", r.URL.Path)
-			}
-			body, _ := io.ReadAll(r.Body)
-			if err := json.Unmarshal(body, &captured); err != nil {
-				t.Fatalf("failed to decode request: %v", err)
-			}
-			resp := APIResponse{}
-			resp.Operation.RequestID = "req-1"
-			payload, _ := json.Marshal(resp)
-			return &http.Response{
-				StatusCode: http.StatusOK,
-				Body:       io.NopCloser(bytes.NewReader(payload)),
-				Header:     http.Header{"Content-Type": []string{"application/json"}},
-			}, nil
-		}),
-	}
-
-	cfg := Config{
-		BaseURL:   "https://monetix.test",
-		SecretKey: secret,
-	}
-	client := NewClient(cfg, httpClient, zap.NewNop())
-
-	req := CardPayoutRequest{
-		General: General{ProjectID: 1, PaymentID: "payout-1"},
-		Customer: Customer{
-			ID:        "cust-1",
-			FirstName: "Jane",
-			LastName:  "Doe",
-			IP:        "203.0.113.10",
-		},
-		Payment: Payment{Amount: 1000, Currency: "RUB"},
-		Card:    Card{PAN: "4111111111111111", Year: 2030, Month: 12, CardHolder: "JANE DOE"},
-	}
-
-	result, err := client.CreateCardPayout(context.Background(), req)
-	if err != nil {
-		t.Fatalf("expected no error, got %v", err)
-	}
-	if !result.Accepted {
-		t.Fatalf("expected accepted response")
-	}
-	if captured.General.Signature == "" {
-		t.Fatalf("expected signature in request")
-	}
-
-	signed := captured
-	signed.General.Signature = ""
-	expectedSig, err := SignPayload(signed, secret)
-	if err != nil {
-		t.Fatalf("failed to compute signature: %v", err)
-	}
-	if captured.General.Signature != expectedSig {
-		t.Fatalf("expected signature %q, got %q", expectedSig, captured.General.Signature)
-	}
-}
-
-func TestSendCardPayout_HTTPError(t *testing.T) {
-	httpClient := &http.Client{
-		Transport: roundTripperFunc(func(r *http.Request) (*http.Response, error) {
-			body := `{"code":"E100","message":"denied"}`
-			return &http.Response{
-				StatusCode: http.StatusBadRequest,
-				Body:       io.NopCloser(strings.NewReader(body)),
-				Header:     http.Header{"Content-Type": []string{"application/json"}},
-			}, nil
-		}),
-	}
-
-	cfg := Config{
-		BaseURL:   "https://monetix.test",
-		SecretKey: "secret",
-	}
-	client := NewClient(cfg, httpClient, zap.NewNop())
-
-	req := CardPayoutRequest{
-		General: General{ProjectID: 1, PaymentID: "payout-1"},
-		Customer: Customer{
-			ID:        "cust-1",
-			FirstName: "Jane",
-			LastName:  "Doe",
-			IP:        "203.0.113.10",
-		},
-		Payment: Payment{Amount: 1000, Currency: "RUB"},
-		Card:    Card{PAN: "4111111111111111", Year: 2030, Month: 12, CardHolder: "JANE DOE"},
-	}
-
-	result, err := client.CreateCardPayout(context.Background(), req)
-	if err != nil {
-		t.Fatalf("expected no error, got %v", err)
-	}
-	if result.Accepted {
-		t.Fatalf("expected rejected response")
-	}
-	if result.ErrorCode != "E100" {
-		t.Fatalf("expected error code E100, got %q", result.ErrorCode)
-	}
-	if result.ErrorMessage != "denied" {
-		t.Fatalf("expected error message denied, got %q", result.ErrorMessage)
-	}
-}

api/gateway/mntx/internal/service/monetix/signature.go

@@ -1,112 +0,0 @@
-package monetix
-
-import (
-	"bytes"
-	"crypto/hmac"
-	"crypto/sha512"
-	"encoding/base64"
-	"encoding/json"
-	"fmt"
-	"sort"
-	"strconv"
-	"strings"
-)
-
-func signPayload(payload any, secret string) (string, error) {
-	canonical, err := signaturePayloadString(payload)
-	if err != nil {
-		return "", err
-	}
-
-	mac := hmac.New(sha512.New, []byte(secret))
-	if _, err := mac.Write([]byte(canonical)); err != nil {
-		return "", err
-	}
-	return base64.StdEncoding.EncodeToString(mac.Sum(nil)), nil
-}
-
-// SignPayload exposes signature calculation for callback verification.
-func SignPayload(payload any, secret string) (string, error) {
-	return signPayload(payload, secret)
-}
-
-func signaturePayloadString(payload any) (string, error) {
-	data, err := json.Marshal(payload)
-	if err != nil {
-		return "", err
-	}
-
-	var root any
-	decoder := json.NewDecoder(bytes.NewReader(data))
-	decoder.UseNumber()
-	if err := decoder.Decode(&root); err != nil {
-		return "", err
-	}
-
-	lines := make([]string, 0)
-	collectSignatureLines(nil, root, &lines)
-	sort.Strings(lines)
-
-	return strings.Join(lines, ";"), nil
-}
-
-func collectSignatureLines(path []string, value any, lines *[]string) {
-	switch v := value.(type) {
-	case map[string]any:
-		for key, child := range v {
-			if strings.EqualFold(key, "signature") {
-				continue
-			}
-			collectSignatureLines(append(path, key), child, lines)
-		}
-	case []any:
-		if len(v) == 0 {
-			return
-		}
-		for idx, child := range v {
-			collectSignatureLines(append(path, strconv.Itoa(idx)), child, lines)
-		}
-	default:
-		line := formatSignatureLine(path, v)
-		if line != "" {
-			*lines = append(*lines, line)
-		}
-	}
-}
-
-func formatSignatureLine(path []string, value any) string {
-	if len(path) == 0 {
-		return ""
-	}
-	val := signatureValueString(value)
-	segments := append(append([]string{}, path...), val)
-	return strings.Join(segments, ":")
-}
-
-func signatureValueString(value any) string {
-	switch v := value.(type) {
-	case nil:
-		return "null"
-	case string:
-		return v
-	case json.Number:
-		return v.String()
-	case bool:
-		if v {
-			return "1"
-		}
-		return "0"
-	case float64:
-		return strconv.FormatFloat(v, 'f', -1, 64)
-	case float32:
-		return strconv.FormatFloat(float64(v), 'f', -1, 32)
-	case int:
-		return strconv.Itoa(v)
-	case int8, int16, int32, int64:
-		return fmt.Sprint(v)
-	case uint, uint8, uint16, uint32, uint64:
-		return fmt.Sprint(v)
-	default:
-		return fmt.Sprint(v)
-	}
-}

api/gateway/mntx/internal/service/monetix/signature_test.go

@@ -1,148 +0,0 @@
-package monetix
-
-import "testing"
-
-func TestSignaturePayloadString_Example(t *testing.T) {
-	payload := map[string]any{
-		"general": map[string]any{
-			"project_id": 3254,
-			"payment_id": "id_38202316",
-			"signature":  "<ignored>",
-		},
-		"customer": map[string]any{
-			"id":         "585741",
-			"email":      "johndoe@example.com",
-			"first_name": "John",
-			"last_name":  "Doe",
-			"address":    "Downing str., 23",
-			"identify": map[string]any{
-				"doc_number": "54122312544",
-			},
-			"ip_address": "198.51.100.47",
-		},
-		"payment": map[string]any{
-			"amount":      10800,
-			"currency":    "USD",
-			"description": "Computer keyboards",
-		},
-		"receipt_data": map[string]any{
-			"positions": []any{
-				map[string]any{
-					"quantity":    "10",
-					"amount":      "108",
-					"description": "Computer keyboard",
-				},
-			},
-		},
-		"return_url": map[string]any{
-			"success": "https://paymentpage.example.com/complete-redirect?id=success",
-			"decline": "https://paymentpage.example.com/complete-redirect?id=decline",
-		},
-	}
-
-	got, err := signaturePayloadString(payload)
-	if err != nil {
-		t.Fatalf("failed to build signature string: %v", err)
-	}
-
-	expected := "customer:address:Downing str., 23;customer:email:johndoe@example.com;customer:first_name:John;customer:id:585741;customer:identify:doc_number:54122312544;customer:ip_address:198.51.100.47;customer:last_name:Doe;general:payment_id:id_38202316;general:project_id:3254;payment:amount:10800;payment:currency:USD;payment:description:Computer keyboards;receipt_data:positions:0:amount:108;receipt_data:positions:0:description:Computer keyboard;receipt_data:positions:0:quantity:10;return_url:decline:https://paymentpage.example.com/complete-redirect?id=decline;return_url:success:https://paymentpage.example.com/complete-redirect?id=success"
-	if got != expected {
-		t.Fatalf("unexpected signature string\nexpected: %s\ngot: %s", expected, got)
-	}
-}
-
-func TestSignPayload_Example(t *testing.T) {
-	payload := map[string]any{
-		"general": map[string]any{
-			"project_id": 3254,
-			"payment_id": "id_38202316",
-			"signature":  "<ignored>",
-		},
-		"customer": map[string]any{
-			"id":         "585741",
-			"email":      "johndoe@example.com",
-			"first_name": "John",
-			"last_name":  "Doe",
-			"address":    "Downing str., 23",
-			"identify": map[string]any{
-				"doc_number": "54122312544",
-			},
-			"ip_address": "198.51.100.47",
-		},
-		"payment": map[string]any{
-			"amount":      10800,
-			"currency":    "USD",
-			"description": "Computer keyboards",
-		},
-		"receipt_data": map[string]any{
-			"positions": []any{
-				map[string]any{
-					"quantity":    "10",
-					"amount":      "108",
-					"description": "Computer keyboard",
-				},
-			},
-		},
-		"return_url": map[string]any{
-			"success": "https://paymentpage.example.com/complete-redirect?id=success",
-			"decline": "https://paymentpage.example.com/complete-redirect?id=decline",
-		},
-	}
-
-	got, err := SignPayload(payload, "secret")
-	if err != nil {
-		t.Fatalf("failed to sign payload: %v", err)
-	}
-	expected := "lagSnuspAn+F6XkmQISqwtBg0PsiTy62fF9x33TM+278mnufIDZyi1yP0BQALuCxyikkIxIMbodBn2F8hMdRwA=="
-	if got != expected {
-		t.Fatalf("unexpected signature\nexpected: %s\ngot: %s", expected, got)
-	}
-}
-
-func TestSignaturePayloadString_BooleansAndArrays(t *testing.T) {
-	payload := map[string]any{
-		"flag":       true,
-		"false_flag": false,
-		"empty":      "",
-		"zero":       0,
-		"nested": map[string]any{
-			"list":  []any{},
-			"items": []any{"alpha", "beta"},
-		},
-	}
-
-	got, err := signaturePayloadString(payload)
-	if err != nil {
-		t.Fatalf("failed to build signature string: %v", err)
-	}
-
-	expected := "empty:;false_flag:0;flag:1;nested:items:0:alpha;nested:items:1:beta;zero:0"
-	if got != expected {
-		t.Fatalf("unexpected signature string\nexpected: %s\ngot: %s", expected, got)
-	}
-}
-
-func TestSignPayload_EthEstimateGasExample(t *testing.T) {
-	payload := map[string]any{
-		"jsonrpc": "2.0",
-		"id":      3,
-		"method":  "eth_estimateGas",
-		"params": []any{
-			map[string]any{
-				"from":     "0xfa89b4d534bdeb2713d4ffd893e79d6535fb58f8",
-				"to":       "0x44162e39eefd9296231e772663a92e72958e182f",
-				"gasPrice": "0x64",
-				"data":     "0xa9059cbb00000000000000000000000044162e39eefd9296231e772663a92e72958e182f00000000000000000000000000000000000000000000000000000000000f4240",
-			},
-		},
-	}
-
-	got, err := SignPayload(payload, "1")
-	if err != nil {
-		t.Fatalf("failed to sign payload: %v", err)
-	}
-	expected := "C4WbSvXKSMyX8yLamQcUe/Nzr6nSt9m3HYn4jHSyA7yi/FaTiqk0r8BlfIzfxSCoDaRgrSd82ihgZW+DxELhdQ=="
-	if got != expected {
-		t.Fatalf("unexpected signature\nexpected: %s\ngot: %s", expected, got)
-	}
-}

api/payments/orchestrator/config.yml

@@ -51,12 +51,6 @@ gateway:
   call_timeout_seconds: 3
   insecure: true
 
-mntx:
-  address: "sendico_mntx_gateway:50075"
-  dial_timeout_seconds: 5
-  call_timeout_seconds: 3
-  insecure: true
-
 oracle:
   address: "sendico_fx_oracle:50051"
   dial_timeout_seconds: 5
@@ -66,7 +60,7 @@ oracle:
 card_gateways:
   monetix:
     funding_address: "TGBDXEg9rxSqGFJDcb889zqTjDwx1bmLRF"
-    fee_wallet_ref: "694c124ed76f9f811ac57133"
+    fee_wallet_ref: "694c124fd76f9f811ac57134"
 
 fee_ledger_accounts:
   monetix: "ledger:fees:monetix"

api/payments/orchestrator/internal/server/internal/serverimp.go

@@ -9,7 +9,6 @@ import (
 
 	oracleclient "github.com/tech/sendico/fx/oracle/client"
 	chainclient "github.com/tech/sendico/gateway/chain/client"
-	mntxclient "github.com/tech/sendico/gateway/mntx/client"
 	ledgerclient "github.com/tech/sendico/ledger/client"
 	"github.com/tech/sendico/payments/orchestrator/internal/service/orchestrator"
 	"github.com/tech/sendico/payments/orchestrator/storage"
@@ -37,7 +36,6 @@ type Imp struct {
 	feesConn      *grpc.ClientConn
 	ledgerClient  ledgerclient.Client
 	gatewayClient chainclient.Client
-	mntxClient    mntxclient.Client
 	oracleClient  oracleclient.Client
 }
 
@@ -46,7 +44,6 @@ type config struct {
 	Fees            clientConfig                      `yaml:"fees"`
 	Ledger          clientConfig                      `yaml:"ledger"`
 	Gateway         clientConfig                      `yaml:"gateway"`
-	Mntx            clientConfig                      `yaml:"mntx"`
 	Oracle          clientConfig                      `yaml:"oracle"`
 	CardGateways    map[string]cardGatewayRouteConfig `yaml:"card_gateways"`
 	FeeAccounts     map[string]string                 `yaml:"fee_ledger_accounts"`
@@ -108,9 +105,6 @@ func (i *Imp) Shutdown() {
 	if i.gatewayClient != nil {
 		_ = i.gatewayClient.Close()
 	}
-	if i.mntxClient != nil {
-		_ = i.mntxClient.Close()
-	}
 	if i.oracleClient != nil {
 		_ = i.oracleClient.Close()
 	}
@@ -145,11 +139,6 @@ func (i *Imp) Start() error {
 		i.gatewayClient = gatewayClient
 	}
 
-	mntxClient := i.initMntxClient(cfg.Mntx)
-	if mntxClient != nil {
-		i.mntxClient = mntxClient
-	}
-
 	oracleClient := i.initOracleClient(cfg.Oracle)
 	if oracleClient != nil {
 		i.oracleClient = oracleClient
@@ -166,9 +155,6 @@ func (i *Imp) Start() error {
 		if gatewayClient != nil {
 			opts = append(opts, orchestrator.WithChainGatewayClient(gatewayClient))
 		}
-		if mntxClient != nil {
-			opts = append(opts, orchestrator.WithMntxGateway(mntxClient))
-		}
 		if oracleClient != nil {
 			opts = append(opts, orchestrator.WithOracleClient(oracleClient))
 		}
@@ -206,11 +192,11 @@ func (i *Imp) initFeesClient(cfg clientConfig) (feesv1.FeeEngineClient, *grpc.Cl
 
 	conn, err := grpc.DialContext(dialCtx, addr, grpc.WithTransportCredentials(creds))
 	if err != nil {
-		i.logger.Warn("Failed to connect to fees service", zap.String("address", addr), zap.Error(err))
+		i.logger.Warn("failed to connect to fees service", zap.String("address", addr), zap.Error(err))
 		return nil, nil
 	}
 
-	i.logger.Info("Connected to fees service", zap.String("address", addr))
+	i.logger.Info("connected to fees service", zap.String("address", addr))
 	return feesv1.NewFeeEngineClient(conn), conn
 }
 
@@ -230,10 +216,10 @@ func (i *Imp) initLedgerClient(cfg clientConfig) ledgerclient.Client {
 		Insecure:    cfg.InsecureTransport,
 	})
 	if err != nil {
-		i.logger.Warn("Failed to connect to ledger service", zap.String("address", addr), zap.Error(err))
+		i.logger.Warn("failed to connect to ledger service", zap.String("address", addr), zap.Error(err))
 		return nil
 	}
-	i.logger.Info("Connected to ledger service", zap.String("address", addr))
+	i.logger.Info("connected to ledger service", zap.String("address", addr))
 	return client
 }
 
@@ -260,28 +246,6 @@ func (i *Imp) initGatewayClient(cfg clientConfig) chainclient.Client {
 	return client
 }
 
-func (i *Imp) initMntxClient(cfg clientConfig) mntxclient.Client {
-	addr := cfg.address()
-	if addr == "" {
-		return nil
-	}
-
-	ctx, cancel := context.WithTimeout(context.Background(), cfg.dialTimeout())
-	defer cancel()
-
-	client, err := mntxclient.New(ctx, mntxclient.Config{
-		Address:     addr,
-		DialTimeout: cfg.dialTimeout(),
-		CallTimeout: cfg.callTimeout(),
-	})
-	if err != nil {
-		i.logger.Warn("Failed to connect to mntx gateway service", zap.String("address", addr), zap.Error(err))
-		return nil
-	}
-	i.logger.Info("Connected to mntx gateway service", zap.String("address", addr))
-	return client
-}
-
 func (i *Imp) initOracleClient(cfg clientConfig) oracleclient.Client {
 	addr := cfg.address()
 	if addr == "" {
@@ -298,10 +262,10 @@ func (i *Imp) initOracleClient(cfg clientConfig) oracleclient.Client {
 		Insecure:    cfg.InsecureTransport,
 	})
 	if err != nil {
-		i.logger.Warn("Failed to connect to oracle service", zap.String("address", addr), zap.Error(err))
+		i.logger.Warn("failed to connect to oracle service", zap.String("address", addr), zap.Error(err))
 		return nil
 	}
-	i.logger.Info("Connected to oracle service", zap.String("address", addr))
+	i.logger.Info("connected to oracle service", zap.String("address", addr))
 	return client
 }
 

api/payments/orchestrator/internal/service/orchestrator/command_factory.go

@@ -13,7 +13,7 @@ import (
 type paymentEngine interface {
 	EnsureRepository(ctx context.Context) error
 	BuildPaymentQuote(ctx context.Context, orgRef string, req *orchestratorv1.QuotePaymentRequest) (*orchestratorv1.PaymentQuote, time.Time, error)
-	ResolvePaymentQuote(ctx context.Context, in quoteResolutionInput) (*orchestratorv1.PaymentQuote, *orchestratorv1.PaymentIntent, error)
+	ResolvePaymentQuote(ctx context.Context, in quoteResolutionInput) (*orchestratorv1.PaymentQuote, error)
 	ExecutePayment(ctx context.Context, store storage.PaymentsStore, payment *model.Payment, quote *orchestratorv1.PaymentQuote) error
 	Repository() storage.Repository
 }
@@ -30,7 +30,7 @@ func (e defaultPaymentEngine) BuildPaymentQuote(ctx context.Context, orgRef stri
 	return e.svc.buildPaymentQuote(ctx, orgRef, req)
 }
 
-func (e defaultPaymentEngine) ResolvePaymentQuote(ctx context.Context, in quoteResolutionInput) (*orchestratorv1.PaymentQuote, *orchestratorv1.PaymentIntent, error) {
+func (e defaultPaymentEngine) ResolvePaymentQuote(ctx context.Context, in quoteResolutionInput) (*orchestratorv1.PaymentQuote, error) {
 	return e.svc.resolvePaymentQuote(ctx, in)
 }
 

api/payments/orchestrator/internal/service/orchestrator/handlers_commands.go

@@ -12,7 +12,6 @@ import (
 	"github.com/tech/sendico/pkg/merrors"
 	"github.com/tech/sendico/pkg/mlogger"
 	"github.com/tech/sendico/pkg/mservice"
-	"github.com/tech/sendico/pkg/mutil/mzap"
 	orchestratorv1 "github.com/tech/sendico/pkg/proto/payments/orchestrator/v1"
 	"go.mongodb.org/mongo-driver/bson/primitive"
 	"go.uber.org/zap"
@@ -62,13 +61,7 @@ func (h *quotePaymentCommand) Execute(ctx context.Context, req *orchestratorv1.Q
 		if err := quotesStore.Create(ctx, record); err != nil {
 			return gsresponse.Auto[orchestratorv1.QuotePaymentResponse](h.logger, mservice.PaymentOrchestrator, err)
 		}
-		h.logger.Info(
+		h.logger.Info("stored payment quote", zap.String("quote_ref", quoteRef), zap.String("org_ref", orgID.Hex()))
-			"Stored payment quote",
-			zap.String("quote_ref", quoteRef),
-			mzap.ObjRef("org_ref", orgID),
-			zap.String("idempotency_key", strings.TrimSpace(req.GetIdempotencyKey())),
-			zap.String("kind", intent.GetKind().String()),
-		)
 	}
 
 	return gsresponse.Success(&orchestratorv1.QuotePaymentResponse{Quote: quote})
@@ -86,7 +79,7 @@ func (h *quotePaymentsCommand) Execute(ctx context.Context, req *orchestratorv1.
 	if req == nil {
 		return gsresponse.InvalidArgument[orchestratorv1.QuotePaymentsResponse](h.logger, mservice.PaymentOrchestrator, merrors.InvalidArgument("nil request"))
 	}
-	orgID, orgRef, err := validateMetaAndOrgRef(req.GetMeta())
+	orgRef, orgID, err := validateMetaAndOrgRef(req.GetMeta())
 	if err != nil {
 		return gsresponse.InvalidArgument[orchestratorv1.QuotePaymentsResponse](h.logger, mservice.PaymentOrchestrator, err)
 	}
@@ -108,7 +101,7 @@ func (h *quotePaymentsCommand) Execute(ctx context.Context, req *orchestratorv1.
 			Intent:         intent,
 			PreviewOnly:    req.GetPreviewOnly(),
 		}
-		quote, expiresAt, err := h.engine.BuildPaymentQuote(ctx, orgID, quoteReq)
+		quote, expiresAt, err := h.engine.BuildPaymentQuote(ctx, orgRef, quoteReq)
 		if err != nil {
 			return gsresponse.Auto[orchestratorv1.QuotePaymentsResponse](h.logger, mservice.PaymentOrchestrator, err)
 		}
@@ -139,14 +132,11 @@ func (h *quotePaymentsCommand) Execute(ctx context.Context, req *orchestratorv1.
 			ExpiresAt: expiresAt,
 		}
 		record.SetID(primitive.NewObjectID())
-		record.SetOrganizationRef(orgRef)
+		record.SetOrganizationRef(orgID)
 		if err := quotesStore.Create(ctx, record); err != nil {
 			return gsresponse.Auto[orchestratorv1.QuotePaymentsResponse](h.logger, mservice.PaymentOrchestrator, err)
 		}
-		h.logger.Info("Stored payment quotes",
+		h.logger.Info("stored payment quotes", zap.String("quote_ref", quoteRef), zap.String("org_ref", orgID.Hex()))
-			zap.String("quote_ref", quoteRef), mzap.ObjRef("org_ref", orgRef),
-			zap.String("idempotency_key", baseKey), zap.Int("quote_count", len(quotes)),
-		)
 	}
 
 	return gsresponse.Success(&orchestratorv1.QuotePaymentsResponse{
@@ -168,7 +158,7 @@ func (h *initiatePaymentsCommand) Execute(ctx context.Context, req *orchestrator
 	if req == nil {
 		return gsresponse.InvalidArgument[orchestratorv1.InitiatePaymentsResponse](h.logger, mservice.PaymentOrchestrator, merrors.InvalidArgument("nil request"))
 	}
-	_, orgRef, err := validateMetaAndOrgRef(req.GetMeta())
+	_, orgID, err := validateMetaAndOrgRef(req.GetMeta())
 	if err != nil {
 		return gsresponse.InvalidArgument[orchestratorv1.InitiatePaymentsResponse](h.logger, mservice.PaymentOrchestrator, err)
 	}
@@ -185,7 +175,7 @@ func (h *initiatePaymentsCommand) Execute(ctx context.Context, req *orchestrator
 	if err != nil {
 		return gsresponse.Unavailable[orchestratorv1.InitiatePaymentsResponse](h.logger, mservice.PaymentOrchestrator, err)
 	}
-	record, err := quotesStore.GetByRef(ctx, orgRef, quoteRef)
+	record, err := quotesStore.GetByRef(ctx, orgID, quoteRef)
 	if err != nil {
 		if errors.Is(err, storage.ErrQuoteNotFound) {
 			return gsresponse.FailedPrecondition[orchestratorv1.InitiatePaymentsResponse](h.logger, mservice.PaymentOrchestrator, "quote_not_found", merrors.InvalidArgument("quote_ref not found or expired"))
@@ -223,14 +213,14 @@ func (h *initiatePaymentsCommand) Execute(ctx context.Context, req *orchestrator
 		quoteProto.QuoteRef = quoteRef
 
 		perKey := perIntentIdempotencyKey(idempotencyKey, i, len(intents))
-		if existing, err := getPaymentByIdempotencyKey(ctx, store, orgRef, perKey); err == nil && existing != nil {
+		if existing, err := getPaymentByIdempotencyKey(ctx, store, orgID, perKey); err == nil && existing != nil {
 			payments = append(payments, toProtoPayment(existing))
 			continue
 		} else if err != nil && !errors.Is(err, storage.ErrPaymentNotFound) {
 			return gsresponse.Auto[orchestratorv1.InitiatePaymentsResponse](h.logger, mservice.PaymentOrchestrator, err)
 		}
 
-		entity := newPayment(orgRef, intentProto, perKey, req.GetMetadata(), quoteProto)
+		entity := newPayment(orgID, intentProto, perKey, req.GetMetadata(), quoteProto)
 		if err = store.Create(ctx, entity); err != nil {
 			if errors.Is(err, storage.ErrDuplicatePayment) {
 				return gsresponse.Auto[orchestratorv1.InitiatePaymentsResponse](h.logger, mservice.PaymentOrchestrator, merrors.DataConflict("payment already exists"))
@@ -245,13 +235,6 @@ func (h *initiatePaymentsCommand) Execute(ctx context.Context, req *orchestrator
 		payments = append(payments, toProtoPayment(entity))
 	}
 
-	h.logger.Info(
-		"Payments initiated",
-		mzap.ObjRef("org_ref", orgRef),
-		zap.String("quote_ref", quoteRef),
-		zap.String("idempotency_key", idempotencyKey),
-		zap.Int("payment_count", len(payments)),
-	)
 	return gsresponse.Success(&orchestratorv1.InitiatePaymentsResponse{Payments: payments})
 }
 
@@ -272,31 +255,13 @@ func (h *initiatePaymentCommand) Execute(ctx context.Context, req *orchestratorv
 		return gsresponse.InvalidArgument[orchestratorv1.InitiatePaymentResponse](h.logger, mservice.PaymentOrchestrator, err)
 	}
 	intent := req.GetIntent()
-	quoteRef := strings.TrimSpace(req.GetQuoteRef())
+	if err := requireNonNilIntent(intent); err != nil {
-	hasIntent := intent != nil
+		return gsresponse.InvalidArgument[orchestratorv1.InitiatePaymentResponse](h.logger, mservice.PaymentOrchestrator, err)
-	hasQuote := quoteRef != ""
-	switch {
-	case !hasIntent && !hasQuote:
-		return gsresponse.InvalidArgument[orchestratorv1.InitiatePaymentResponse](h.logger, mservice.PaymentOrchestrator, merrors.InvalidArgument("intent or quote_ref is required"))
-	case hasIntent && hasQuote:
-		return gsresponse.InvalidArgument[orchestratorv1.InitiatePaymentResponse](h.logger, mservice.PaymentOrchestrator, merrors.InvalidArgument("intent and quote_ref are mutually exclusive"))
-	}
-	if hasIntent {
-		if err := requireNonNilIntent(intent); err != nil {
-			return gsresponse.InvalidArgument[orchestratorv1.InitiatePaymentResponse](h.logger, mservice.PaymentOrchestrator, err)
-		}
 	}
 	idempotencyKey, err := requireIdempotencyKey(req.GetIdempotencyKey())
 	if err != nil {
 		return gsresponse.InvalidArgument[orchestratorv1.InitiatePaymentResponse](h.logger, mservice.PaymentOrchestrator, err)
 	}
-	h.logger.Debug(
-		"Initiate payment request accepted",
-		zap.String("org_ref", orgID.Hex()),
-		zap.String("idempotency_key", idempotencyKey),
-		zap.String("quote_ref", quoteRef),
-		zap.Bool("has_intent", hasIntent),
-	)
 
 	store, err := ensurePaymentsStore(h.engine.Repository())
 	if err != nil {
@@ -304,24 +269,18 @@ func (h *initiatePaymentCommand) Execute(ctx context.Context, req *orchestratorv
 	}
 
 	if existing, err := getPaymentByIdempotencyKey(ctx, store, orgID, idempotencyKey); err == nil && existing != nil {
-		h.logger.Debug(
+		h.logger.Debug("idempotent payment request reused", zap.String("payment_ref", existing.PaymentRef), zap.String("org_ref", orgID.Hex()))
-			"idempotent payment request reused",
-			zap.String("payment_ref", existing.PaymentRef),
-			zap.String("org_ref", orgID.Hex()),
-			zap.String("idempotency_key", idempotencyKey),
-			zap.String("quote_ref", quoteRef),
-		)
 		return gsresponse.Success(&orchestratorv1.InitiatePaymentResponse{Payment: toProtoPayment(existing)})
 	} else if err != nil && !errors.Is(err, storage.ErrPaymentNotFound) {
 		return gsresponse.Auto[orchestratorv1.InitiatePaymentResponse](h.logger, mservice.PaymentOrchestrator, err)
 	}
 
-	quoteSnapshot, resolvedIntent, err := h.engine.ResolvePaymentQuote(ctx, quoteResolutionInput{
+	quoteSnapshot, err := h.engine.ResolvePaymentQuote(ctx, quoteResolutionInput{
 		OrgRef:         orgRef,
 		OrgID:          orgID,
 		Meta:           req.GetMeta(),
 		Intent:         intent,
-		QuoteRef:       quoteRef,
+		QuoteRef:       req.GetQuoteRef(),
 		IdempotencyKey: req.GetIdempotencyKey(),
 	})
 	if err != nil {
@@ -342,17 +301,8 @@ func (h *initiatePaymentCommand) Execute(ctx context.Context, req *orchestratorv
 	if quoteSnapshot == nil {
 		quoteSnapshot = &orchestratorv1.PaymentQuote{}
 	}
-	if err := requireNonNilIntent(resolvedIntent); err != nil {
-		return gsresponse.InvalidArgument[orchestratorv1.InitiatePaymentResponse](h.logger, mservice.PaymentOrchestrator, err)
-	}
-	h.logger.Debug(
-		"Payment quote resolved",
-		zap.String("org_ref", orgID.Hex()),
-		zap.String("quote_ref", quoteRef),
-		zap.Bool("quote_ref_used", quoteRef != ""),
-	)
 
-	entity := newPayment(orgID, resolvedIntent, idempotencyKey, req.GetMetadata(), quoteSnapshot)
+	entity := newPayment(orgID, intent, idempotencyKey, req.GetMetadata(), quoteSnapshot)
 
 	if err = store.Create(ctx, entity); err != nil {
 		if errors.Is(err, storage.ErrDuplicatePayment) {
@@ -365,14 +315,7 @@ func (h *initiatePaymentCommand) Execute(ctx context.Context, req *orchestratorv
 		return gsresponse.Auto[orchestratorv1.InitiatePaymentResponse](h.logger, mservice.PaymentOrchestrator, err)
 	}
 
-	h.logger.Info(
+	h.logger.Info("payment initiated", zap.String("payment_ref", entity.PaymentRef), zap.String("org_ref", orgID.Hex()), zap.String("kind", intent.GetKind().String()))
-		"Payment initiated",
-		zap.String("payment_ref", entity.PaymentRef),
-		zap.String("org_ref", orgID.Hex()),
-		zap.String("kind", resolvedIntent.GetKind().String()),
-		zap.String("quote_ref", quoteSnapshot.GetQuoteRef()),
-		zap.String("idempotency_key", idempotencyKey),
-	)
 	return gsresponse.Success(&orchestratorv1.InitiatePaymentResponse{
 		Payment: toProtoPayment(entity),
 	})
@@ -412,7 +355,7 @@ func (h *cancelPaymentCommand) Execute(ctx context.Context, req *orchestratorv1.
 	if err := store.Update(ctx, payment); err != nil {
 		return gsresponse.Auto[orchestratorv1.CancelPaymentResponse](h.logger, mservice.PaymentOrchestrator, err)
 	}
-	h.logger.Info("Payment cancelled", zap.String("payment_ref", payment.PaymentRef), zap.String("org_ref", payment.OrganizationRef.Hex()))
+	h.logger.Info("payment cancelled", zap.String("payment_ref", payment.PaymentRef), zap.String("org_ref", payment.OrganizationRef.Hex()))
 	return gsresponse.Success(&orchestratorv1.CancelPaymentResponse{Payment: toProtoPayment(payment)})
 }
 
@@ -453,7 +396,7 @@ func (h *initiateConversionCommand) Execute(ctx context.Context, req *orchestrat
 	}
 
 	if existing, err := getPaymentByIdempotencyKey(ctx, store, orgID, idempotencyKey); err == nil && existing != nil {
-		h.logger.Debug("Idempotent conversion request reused", zap.String("payment_ref", existing.PaymentRef), zap.String("org_ref", orgID.Hex()))
+		h.logger.Debug("idempotent conversion request reused", zap.String("payment_ref", existing.PaymentRef), zap.String("org_ref", orgID.Hex()))
 		return gsresponse.Success(&orchestratorv1.InitiateConversionResponse{Conversion: toProtoPayment(existing)})
 	} else if err != nil && !errors.Is(err, storage.ErrPaymentNotFound) {
 		return gsresponse.Auto[orchestratorv1.InitiateConversionResponse](h.logger, mservice.PaymentOrchestrator, err)
@@ -496,7 +439,7 @@ func (h *initiateConversionCommand) Execute(ctx context.Context, req *orchestrat
 		return gsresponse.Auto[orchestratorv1.InitiateConversionResponse](h.logger, mservice.PaymentOrchestrator, err)
 	}
 
-	h.logger.Info("Conversion initiated", zap.String("payment_ref", entity.PaymentRef), zap.String("org_ref", orgID.Hex()))
+	h.logger.Info("conversion initiated", zap.String("payment_ref", entity.PaymentRef), zap.String("org_ref", orgID.Hex()))
 	return gsresponse.Success(&orchestratorv1.InitiateConversionResponse{
 		Conversion: toProtoPayment(entity),
 	})

api/payments/orchestrator/internal/service/orchestrator/service_helpers.go

@@ -103,40 +103,33 @@ type quoteResolutionError struct {
 
 func (e quoteResolutionError) Error() string { return e.err.Error() }
 
-func (s *Service) resolvePaymentQuote(ctx context.Context, in quoteResolutionInput) (*orchestratorv1.PaymentQuote, *orchestratorv1.PaymentIntent, error) {
+func (s *Service) resolvePaymentQuote(ctx context.Context, in quoteResolutionInput) (*orchestratorv1.PaymentQuote, error) {
 	if ref := strings.TrimSpace(in.QuoteRef); ref != "" {
 		quotesStore, err := ensureQuotesStore(s.storage)
 		if err != nil {
-			return nil, nil, err
+			return nil, err
 		}
 		record, err := quotesStore.GetByRef(ctx, in.OrgID, ref)
 		if err != nil {
 			if errors.Is(err, storage.ErrQuoteNotFound) {
-				return nil, nil, quoteResolutionError{code: "quote_not_found", err: merrors.InvalidArgument("quote_ref not found or expired")}
+				return nil, quoteResolutionError{code: "quote_not_found", err: merrors.InvalidArgument("quote_ref not found or expired")}
 			}
-			return nil, nil, err
+			return nil, err
 		}
 		if !record.ExpiresAt.IsZero() && s.clock.Now().After(record.ExpiresAt) {
-			return nil, nil, quoteResolutionError{code: "quote_expired", err: merrors.InvalidArgument("quote_ref expired")}
+			return nil, quoteResolutionError{code: "quote_expired", err: merrors.InvalidArgument("quote_ref expired")}
 		}
-		intent, err := recordIntentFromQuote(record)
+		if !proto.Equal(protoIntentFromModel(record.Intent), in.Intent) {
-		if err != nil {
+			return nil, quoteResolutionError{code: "quote_intent_mismatch", err: merrors.InvalidArgument("quote_ref does not match intent")}
-			return nil, nil, err
 		}
-		if in.Intent != nil && !proto.Equal(intent, in.Intent) {
+		quote := modelQuoteToProto(record.Quote)
-			return nil, nil, quoteResolutionError{code: "quote_intent_mismatch", err: merrors.InvalidArgument("quote_ref does not match intent")}
+		if quote == nil {
-		}
+			return nil, merrors.InvalidArgument("stored quote is empty")
-		quote, err := recordQuoteFromQuote(record)
-		if err != nil {
-			return nil, nil, err
 		}
 		quote.QuoteRef = ref
-		return quote, intent, nil
+		return quote, nil
 	}
 
-	if in.Intent == nil {
-		return nil, nil, merrors.InvalidArgument("intent is required")
-	}
 	req := &orchestratorv1.QuotePaymentRequest{
 		Meta:           in.Meta,
 		IdempotencyKey: in.IdempotencyKey,
@@ -145,41 +138,9 @@ func (s *Service) resolvePaymentQuote(ctx context.Context, in quoteResolutionInp
 	}
 	quote, _, err := s.buildPaymentQuote(ctx, in.OrgRef, req)
 	if err != nil {
-		return nil, nil, err
+		return nil, err
 	}
-	return quote, in.Intent, nil
+	return quote, nil
-}
-
-func recordIntentFromQuote(record *model.PaymentQuoteRecord) (*orchestratorv1.PaymentIntent, error) {
-	if record == nil {
-		return nil, merrors.InvalidArgument("stored quote payload is incomplete")
-	}
-	if len(record.Intents) > 0 {
-		if len(record.Intents) != 1 {
-			return nil, merrors.InvalidArgument("stored quote payload is incomplete")
-		}
-		return protoIntentFromModel(record.Intents[0]), nil
-	}
-	if record.Intent.Amount == nil && (record.Intent.Kind == "" || record.Intent.Kind == model.PaymentKindUnspecified) {
-		return nil, merrors.InvalidArgument("stored quote payload is incomplete")
-	}
-	return protoIntentFromModel(record.Intent), nil
-}
-
-func recordQuoteFromQuote(record *model.PaymentQuoteRecord) (*orchestratorv1.PaymentQuote, error) {
-	if record == nil {
-		return nil, merrors.InvalidArgument("stored quote is empty")
-	}
-	if record.Quote != nil {
-		return modelQuoteToProto(record.Quote), nil
-	}
-	if len(record.Quotes) > 0 {
-		if len(record.Quotes) != 1 {
-			return nil, merrors.InvalidArgument("stored quote payload is incomplete")
-		}
-		return modelQuoteToProto(record.Quotes[0]), nil
-	}
-	return nil, merrors.InvalidArgument("stored quote is empty")
 }
 
 func newPayment(orgID primitive.ObjectID, intent *orchestratorv1.PaymentIntent, idempotencyKey string, metadata map[string]string, quote *orchestratorv1.PaymentQuote) *model.Payment {

api/payments/orchestrator/internal/service/orchestrator/service_helpers_test.go

@@ -73,7 +73,7 @@ func TestResolvePaymentQuote_NotFound(t *testing.T) {
 		storage: stubRepo{quotes: &helperQuotesStore{}},
 		clock:   clockpkg.NewSystem(),
 	}
-	_, _, err := svc.resolvePaymentQuote(context.Background(), quoteResolutionInput{
+	_, err := svc.resolvePaymentQuote(context.Background(), quoteResolutionInput{
 		OrgRef:   org.Hex(),
 		OrgID:    org,
 		Meta:     &orchestratorv1.RequestMeta{OrganizationRef: org.Hex()},
@@ -98,7 +98,7 @@ func TestResolvePaymentQuote_Expired(t *testing.T) {
 		storage: stubRepo{quotes: &helperQuotesStore{records: map[string]*model.PaymentQuoteRecord{"q1": record}}},
 		clock:   clockpkg.NewSystem(),
 	}
-	_, _, err := svc.resolvePaymentQuote(context.Background(), quoteResolutionInput{
+	_, err := svc.resolvePaymentQuote(context.Background(), quoteResolutionInput{
 		OrgRef:   org.Hex(),
 		OrgID:    org,
 		Meta:     &orchestratorv1.RequestMeta{OrganizationRef: org.Hex()},
@@ -110,35 +110,6 @@ func TestResolvePaymentQuote_Expired(t *testing.T) {
 	}
 }
 
-func TestResolvePaymentQuote_QuoteRefUsesStoredIntent(t *testing.T) {
-	org := primitive.NewObjectID()
-	intent := &orchestratorv1.PaymentIntent{Amount: &moneyv1.Money{Currency: "USD", Amount: "1"}}
-	record := &model.PaymentQuoteRecord{
-		QuoteRef: "q1",
-		Intent:   intentFromProto(intent),
-		Quote:    &model.PaymentQuoteSnapshot{},
-	}
-	svc := &Service{
-		storage: stubRepo{quotes: &helperQuotesStore{records: map[string]*model.PaymentQuoteRecord{"q1": record}}},
-		clock:   clockpkg.NewSystem(),
-	}
-	quote, resolvedIntent, err := svc.resolvePaymentQuote(context.Background(), quoteResolutionInput{
-		OrgRef:   org.Hex(),
-		OrgID:    org,
-		Meta:     &orchestratorv1.RequestMeta{OrganizationRef: org.Hex()},
-		QuoteRef: "q1",
-	})
-	if err != nil {
-		t.Fatalf("unexpected error: %v", err)
-	}
-	if quote == nil || quote.GetQuoteRef() != "q1" {
-		t.Fatalf("expected quote_ref q1, got %#v", quote)
-	}
-	if resolvedIntent == nil || resolvedIntent.GetAmount().GetAmount() != "1" {
-		t.Fatalf("expected resolved intent with amount, got %#v", resolvedIntent)
-	}
-}
-
 func TestInitiatePaymentIdempotency(t *testing.T) {
 	logger := mloggerfactory.NewLogger(false)
 	org := primitive.NewObjectID()
@@ -169,42 +140,6 @@ func TestInitiatePaymentIdempotency(t *testing.T) {
 	}
 }
 
-func TestInitiatePaymentByQuoteRef(t *testing.T) {
-	logger := mloggerfactory.NewLogger(false)
-	org := primitive.NewObjectID()
-	store := newHelperPaymentStore()
-	intent := &orchestratorv1.PaymentIntent{Amount: &moneyv1.Money{Currency: "USD", Amount: "1"}}
-	record := &model.PaymentQuoteRecord{
-		QuoteRef: "q1",
-		Intent:   intentFromProto(intent),
-		Quote:    &model.PaymentQuoteSnapshot{},
-	}
-	svc := NewService(logger, stubRepo{
-		payments: store,
-		quotes:   &helperQuotesStore{records: map[string]*model.PaymentQuoteRecord{"q1": record}},
-	}, WithClock(clockpkg.NewSystem()))
-	svc.ensureHandlers()
-
-	req := &orchestratorv1.InitiatePaymentRequest{
-		Meta:           &orchestratorv1.RequestMeta{OrganizationRef: org.Hex()},
-		QuoteRef:       "q1",
-		IdempotencyKey: "k1",
-	}
-	resp, err := svc.h.commands.InitiatePayment().Execute(context.Background(), req)(context.Background())
-	if err != nil {
-		t.Fatalf("initiate by quote_ref failed: %v", err)
-	}
-	if resp == nil || resp.GetPayment() == nil {
-		t.Fatalf("expected payment response")
-	}
-	if resp.GetPayment().GetIntent().GetAmount().GetAmount() != "1" {
-		t.Fatalf("expected intent amount to be resolved from quote")
-	}
-	if resp.GetPayment().GetLastQuote().GetQuoteRef() != "q1" {
-		t.Fatalf("expected last quote_ref to be set from stored quote")
-	}
-}
-
 // --- test doubles ---
 
 type stubRepo struct {

api/server/internal/server/paymentapiimp/pay.go

@@ -8,7 +8,6 @@ import (
 	"github.com/tech/sendico/pkg/api/http/response"
 	"github.com/tech/sendico/pkg/merrors"
 	"github.com/tech/sendico/pkg/model"
-	"github.com/tech/sendico/pkg/mutil/mzap"
 	orchestratorv1 "github.com/tech/sendico/pkg/proto/payments/orchestrator/v1"
 	"github.com/tech/sendico/server/interface/api/srequest"
 	"github.com/tech/sendico/server/interface/api/sresponse"
@@ -21,7 +20,7 @@ import (
 func (a *PaymentAPI) initiatePayment(r *http.Request, account *model.Account, token *sresponse.TokenData, expectQuote bool) http.HandlerFunc {
 	orgRef, err := a.oph.GetRef(r)
 	if err != nil {
-		a.logger.Warn("Failed to parse organization reference for payment initiation", zap.Error(err), mutil.PLog(a.oph, r))
+		a.logger.Warn("Failed to parse organization reference for payment initiation", zap.Error(err), zap.String(a.oph.Name(), a.oph.GetID(r)))
 		return response.BadReference(a.logger, a.Name(), a.oph.Name(), a.oph.GetID(r), err)
 	}
 
@@ -77,7 +76,7 @@ func (a *PaymentAPI) initiatePayment(r *http.Request, account *model.Account, to
 
 	resp, err := a.client.InitiatePayment(ctx, req)
 	if err != nil {
-		a.logger.Warn("Failed to initiate payment", zap.Error(err), mzap.ObjRef("organization_ref", orgRef))
+		a.logger.Warn("Failed to initiate payment", zap.Error(err), zap.String("organization_ref", orgRef.Hex()))
 		return response.Auto(a.logger, a.Name(), err)
 	}
 

frontend/pshared/lib/api/responses/payment/payment.dart

@@ -1,20 +0,0 @@
-import 'package:json_annotation/json_annotation.dart';
-
-import 'package:pshared/api/responses/base.dart';
-import 'package:pshared/api/responses/token.dart';
-import 'package:pshared/data/dto/payment/payment.dart';
-
-part 'payment.g.dart';
-
-
-@JsonSerializable(explicitToJson: true)
-class PaymentResponse extends BaseAuthorizedResponse {
-
-  final PaymentDTO payment;
-
-  const PaymentResponse({required super.accessToken, required this.payment});
-
-  factory PaymentResponse.fromJson(Map<String, dynamic> json) => _$PaymentResponseFromJson(json);
-  @override
-  Map<String, dynamic> toJson() => _$PaymentResponseToJson(this);
-}

frontend/pshared/lib/provider/payment/flow.dart

@@ -3,11 +3,14 @@ import 'package:flutter/foundation.dart';
 import 'package:pshared/models/payment/methods/data.dart';
 import 'package:pshared/models/payment/type.dart';
 import 'package:pshared/models/recipient/recipient.dart';
+import 'package:pshared/provider/recipient/pmethods.dart';
 
 
 class PaymentFlowProvider extends ChangeNotifier {
   PaymentType _selectedType;
   PaymentMethodData? _manualPaymentData;
+  MethodMap _availableTypes = {};
+  Recipient? _recipient;
 
   PaymentFlowProvider({
     required PaymentType initialType,
@@ -15,57 +18,40 @@ class PaymentFlowProvider extends ChangeNotifier {
 
   PaymentType get selectedType => _selectedType;
   PaymentMethodData? get manualPaymentData => _manualPaymentData;
+  Recipient? get recipient => _recipient;
 
-  void sync({
+  bool get hasRecipient => _recipient != null;
+
+  MethodMap get availableTypes => hasRecipient
+      ? _availableTypes
+      : {for (final type in PaymentType.values) type: null};
+
+  PaymentMethodData? get selectedPaymentData =>
+      hasRecipient ? _availableTypes[_selectedType] : _manualPaymentData;
+
+  void syncWith({
     required Recipient? recipient,
-    required MethodMap availableTypes,
+    required PaymentMethodsProvider methodsProvider,
     PaymentType? preferredType,
-  }) {
+  }) =>
-    final resolvedType = _resolveSelectedType(
+      _applyState(
-      recipient: recipient,
+        recipient: recipient,
-      availableTypes: availableTypes,
+        availableTypes: methodsProvider.availableTypesForRecipient(recipient),
-      preferredType: preferredType,
+        preferredType: preferredType,
-    );
+        forceResetManualData: false,
-
+      );
-    var hasChanges = false;
-    if (resolvedType != _selectedType) {
-      _selectedType = resolvedType;
-      hasChanges = true;
-    }
-
-    if (recipient != null && _manualPaymentData != null) {
-      _manualPaymentData = null;
-      hasChanges = true;
-    }
-
-    if (hasChanges) notifyListeners();
-  }
 
   void reset({
     required Recipient? recipient,
-    required MethodMap availableTypes,
+    required PaymentMethodsProvider methodsProvider,
     PaymentType? preferredType,
-  }) {
+  }) =>
-    final resolvedType = _resolveSelectedType(
+      _applyState(
-      recipient: recipient,
+        recipient: recipient,
-      availableTypes: availableTypes,
+        availableTypes: methodsProvider.availableTypesForRecipient(recipient),
-      preferredType: preferredType,
+        preferredType: preferredType,
-    );
+        forceResetManualData: true,
-
+      );
-    var hasChanges = false;
-
-    if (resolvedType != _selectedType) {
-      _selectedType = resolvedType;
-      hasChanges = true;
-    }
-
-    if (_manualPaymentData != null) {
-      _manualPaymentData = null;
-      hasChanges = true;
-    }
-
-    if (hasChanges) notifyListeners();
-  }
 
   void selectType(PaymentType type, {bool resetManualData = false}) {
     if (_selectedType == type && (!resetManualData || _manualPaymentData == null)) {
@@ -107,4 +93,41 @@ class PaymentFlowProvider extends ChangeNotifier {
 
     return availableTypes.keys.first;
   }
+
+  void _applyState({
+    required Recipient? recipient,
+    required MethodMap availableTypes,
+    required PaymentType? preferredType,
+    required bool forceResetManualData,
+  }) {
+    final resolvedType = _resolveSelectedType(
+      recipient: recipient,
+      availableTypes: availableTypes,
+      preferredType: preferredType,
+    );
+
+    var hasChanges = false;
+
+    if (_recipient != recipient) {
+      _recipient = recipient;
+      hasChanges = true;
+    }
+
+    if (!mapEquals(_availableTypes, availableTypes)) {
+      _availableTypes = availableTypes;
+      hasChanges = true;
+    }
+
+    if (resolvedType != _selectedType) {
+      _selectedType = resolvedType;
+      hasChanges = true;
+    }
+
+    if ((recipient != null || forceResetManualData) && _manualPaymentData != null) {
+      _manualPaymentData = null;
+      hasChanges = true;
+    }
+
+    if (hasChanges) notifyListeners();
+  }
 }

frontend/pshared/lib/provider/payment/provider.dart

@@ -1,64 +0,0 @@
-import 'package:flutter/foundation.dart';
-
-import 'package:pshared/models/payment/payment.dart';
-import 'package:pshared/provider/organizations.dart';
-import 'package:pshared/provider/payment/quotation.dart';
-import 'package:pshared/provider/resource.dart';
-import 'package:pshared/service/payment/service.dart';
-
-
-class PaymentProvider extends ChangeNotifier {
-  late OrganizationsProvider _organization;
-  late QuotationProvider _quotation;
-
-  Resource<Payment> _payment = Resource(data: null, isLoading: false, error: null);
-  bool _isLoaded = false;
-
-  void update(OrganizationsProvider organization, QuotationProvider quotation) {
-    _quotation = quotation;
-    _organization = organization;
-  }
-
-  Payment? get payment => _payment.data;
-  bool get isLoading => _payment.isLoading;
-  Exception? get error => _payment.error;
-  bool get isReady => _isLoaded && !_payment.isLoading && _payment.error == null;
-
-  void _setResource(Resource<Payment> payment) {
-    _payment = payment;
-    notifyListeners();
-  }
-
-  Future<Payment?> pay({String? idempotencyKey, Map<String, String>? metadata}) async {
-    if (!_organization.isOrganizationSet) throw StateError('Organization is not set');
-    if (!_quotation.isReady) throw StateError('Quotation is not ready');
-    final quoteRef = _quotation.quotation?.quoteRef;
-    if (quoteRef == null || quoteRef.isEmpty) {
-      throw StateError('Quotation reference is not set');
-    }
-
-    _setResource(_payment.copyWith(isLoading: true, error: null));
-    try {
-      final response = await PaymentService.pay(
-        _organization.current.id,
-        quoteRef,
-        idempotencyKey: idempotencyKey,
-        metadata: metadata,
-      );
-      _isLoaded = true;
-      _setResource(_payment.copyWith(data: response, isLoading: false, error: null));
-    } catch (e) {
-      _setResource(_payment.copyWith(
-        data: null,
-        error: e is Exception ? e : Exception(e.toString()),
-        isLoading: false,
-      ));
-    }
-    return _payment.data;
-  }
-
-  void reset() {
-    _setResource(Resource(data: null, isLoading: false, error: null));
-    _isLoaded = false;
-  }
-}

frontend/pshared/lib/provider/payment/quotation.dart

@@ -1,7 +1,5 @@
 import 'package:flutter/material.dart';
 
-import 'package:collection/collection.dart';
-
 import 'package:uuid/uuid.dart';
 
 import 'package:pshared/api/requests/payment/quote.dart';
@@ -20,7 +18,6 @@ import 'package:pshared/provider/organizations.dart';
 import 'package:pshared/provider/payment/amount.dart';
 import 'package:pshared/provider/payment/flow.dart';
 import 'package:pshared/provider/payment/wallets.dart';
-import 'package:pshared/provider/recipient/pmethods.dart';
 import 'package:pshared/provider/resource.dart';
 import 'package:pshared/service/payment/quotation.dart';
 import 'package:pshared/utils/currency.dart';
@@ -36,12 +33,10 @@ class QuotationProvider extends ChangeNotifier {
     PaymentAmountProvider payment,
     WalletsProvider wallets,
     PaymentFlowProvider flow,
-    PaymentMethodsProvider methods,
   ) {
     _organizations = venue;
-    final t = flow.selectedType;
+    final destination = flow.selectedPaymentData;
-    final method = methods.methods.firstWhereOrNull((m) => m.type == t);
+    if ((wallets.selectedWallet != null) && (destination != null)) {
-    if ((wallets.selectedWallet != null) && (method != null)) {
       getQuotation(PaymentIntent(
         kind: PaymentKind.payout,
         amount: Money(
@@ -49,7 +44,7 @@ class QuotationProvider extends ChangeNotifier {
           // TODO: adapt to possible other sources
           currency: currencyCodeToString(wallets.selectedWallet!.currency),
         ),
-        destination: method.data,
+        destination: destination,
         source: ManagedWalletPaymentMethod(
           managedWalletRef: wallets.selectedWallet!.id,
         ),

frontend/pshared/lib/provider/recipient/pmethods.dart

@@ -5,6 +5,8 @@ import 'package:pshared/models/describable.dart';
 import 'package:pshared/models/organization/bound.dart';
 import 'package:pshared/models/payment/methods/data.dart';
 import 'package:pshared/models/payment/methods/type.dart';
+import 'package:pshared/models/payment/type.dart';
+import 'package:pshared/models/recipient/recipient.dart';
 import 'package:pshared/models/permissions/bound.dart';
 import 'package:pshared/models/storable.dart';
 import 'package:pshared/provider/organizations.dart';
@@ -20,6 +22,24 @@ class PaymentMethodsProvider extends GenericProvider<PaymentMethod> {
 
   List<PaymentMethod> get methods => List<PaymentMethod>.unmodifiable(items.toList()..sort((a, b) => a.storable.createdAt.compareTo(b.storable.createdAt))); 
 
+  List<PaymentMethod> methodsForRecipient(Recipient? recipient) {
+    if (recipient == null || !isReady) return [];
+
+    return methods
+        .where((method) => !method.isArchived && method.recipientRef == recipient.id)
+        .toList();
+  }
+
+  MethodMap availableTypesForRecipient(Recipient? recipient) => {
+    for (final method in methodsForRecipient(recipient)) method.type: method.data,
+  };
+
+  PaymentMethod? findMethodByType({
+    required PaymentType type,
+    required Recipient? recipient,
+  }) =>
+      methodsForRecipient(recipient).firstWhereOrNull((method) => method.type == type);
+
   void updateProviders(OrganizationsProvider organizations, RecipientsProvider recipients) {
     if (recipients.currentObject != null) loadMethods(organizations, recipients.currentObject?.id);
   }

frontend/pshared/lib/service/payment/service.dart

@@ -1,36 +0,0 @@
-import 'package:logging/logging.dart';
-
-import 'package:uuid/uuid.dart';
-
-import 'package:pshared/api/requests/payment/initiate.dart';
-import 'package:pshared/api/responses/payment/payment.dart';
-import 'package:pshared/data/mapper/payment/payment_response.dart';
-import 'package:pshared/models/payment/payment.dart';
-import 'package:pshared/service/authorization/service.dart';
-import 'package:pshared/service/services.dart';
-
-
-class PaymentService {
-  static final _logger = Logger('service.payment');
-  static const String _objectType = Services.payments;
-
-  static Future<Payment> pay(
-    String organizationRef,
-    String quotationRef, {
-    String? idempotencyKey,
-    Map<String, String>? metadata,
-  }) async {
-    _logger.fine('Executing payment for quotation $quotationRef in $organizationRef');
-    final request = InitiatePaymentRequest(
-      idempotencyKey: idempotencyKey ?? Uuid().v4(),
-      quoteRef: quotationRef,
-      metadata: metadata,
-    );
-    final response = await AuthorizationService.getPOSTResponse(
-      _objectType, 
-      '/by-quote/$organizationRef', 
-      request.toJson(),
-    );
-    return PaymentResponse.fromJson(response).payment.toDomain();
-  }  
-}

frontend/pweb/lib/pages/dashboard/payouts/widget.dart

@@ -0,0 +1,30 @@
+import 'package:flutter/material.dart';
+
+import 'package:provider/provider.dart';
+
+import 'package:pshared/provider/organizations.dart';
+import 'package:pshared/provider/payment/amount.dart';
+import 'package:pshared/provider/payment/flow.dart';
+import 'package:pshared/provider/payment/quotation.dart';
+import 'package:pshared/provider/payment/wallets.dart';
+
+import 'package:pweb/pages/dashboard/payouts/form.dart';
+
+
+class PaymentFromWrappingWidget extends StatelessWidget {
+  const PaymentFromWrappingWidget({super.key});
+
+  @override
+  Widget build(BuildContext context) => MultiProvider(
+    providers: [
+      ChangeNotifierProvider(
+        create: (_) => PaymentAmountProvider(),
+      ),
+      ChangeNotifierProxyProvider4<OrganizationsProvider, PaymentAmountProvider, WalletsProvider, PaymentFlowProvider, QuotationProvider>(
+        create: (_) => QuotationProvider(),
+        update: (context, orgnization, payment, wallet, flow, provider) => provider!..update(orgnization, payment, wallet, flow),
+      ),
+    ],
+    child: const PaymentFormWidget(),
+  );
+}

frontend/pweb/lib/pages/payment_methods/page.dart

@@ -4,21 +4,17 @@ import 'package:collection/collection.dart';
 
 import 'package:provider/provider.dart';
 
-import 'package:pshared/models/payment/methods/data.dart';
 import 'package:pshared/models/payment/methods/type.dart';
 import 'package:pshared/models/payment/type.dart';
 import 'package:pshared/models/recipient/recipient.dart';
-import 'package:pshared/provider/organizations.dart';
-import 'package:pshared/provider/payment/amount.dart';
 import 'package:pshared/provider/payment/flow.dart';
-import 'package:pshared/provider/payment/provider.dart';
-import 'package:pshared/provider/payment/quotation.dart';
 import 'package:pshared/provider/recipient/pmethods.dart';
 import 'package:pshared/provider/recipient/provider.dart';
-
 import 'package:pshared/models/payment/wallet.dart';
-import 'package:pweb/pages/payment_methods/payment_page/body.dart';
 import 'package:pshared/provider/payment/wallets.dart';
+
+
+import 'package:pweb/pages/payment_methods/payment_page/body.dart';
 import 'package:pweb/widgets/sidebar/destinations.dart';
 import 'package:pweb/services/posthog.dart';
 
@@ -68,20 +64,29 @@ class _PaymentPageState extends State<PaymentPage> {
     context.read<RecipientsProvider>().setQuery(query);
   }
 
-  void _handleRecipientSelected(BuildContext context, Recipient recipient) {
+  void _handleRecipientSelected(Recipient recipient) {
     final recipientProvider = context.read<RecipientsProvider>();
+    final methodsProvider = context.read<PaymentMethodsProvider>();
+    final flowProvider = context.read<PaymentFlowProvider>();
+
     recipientProvider.setCurrentObject(recipient.id);
+    flowProvider.reset(
+      recipient: recipient,
+      methodsProvider: methodsProvider,
+      preferredType: widget.initialPaymentType,
+    );
     _clearSearchField();
   }
 
-  void _handleRecipientCleared(BuildContext context) {
+  void _handleRecipientCleared() {
     final recipientProvider = context.read<RecipientsProvider>();
     final methodsProvider = context.read<PaymentMethodsProvider>();
+    final flowProvider = context.read<PaymentFlowProvider>();
 
     recipientProvider.setCurrentObject(null);
-    context.read<PaymentFlowProvider>().reset(
+    flowProvider.reset(
       recipient: null,
-      availableTypes: _availablePaymentTypes(null, methodsProvider),
+      methodsProvider: methodsProvider,
       preferredType: widget.initialPaymentType,
     );
     _clearSearchField();
@@ -93,13 +98,9 @@ class _PaymentPageState extends State<PaymentPage> {
     context.read<RecipientsProvider>().setQuery('');
   }
 
-  void _handleSendPayment(BuildContext context) {
+  void _handleSendPayment() {
-    if (context.read<QuotationProvider>().isReady) {
+    // TODO: Handle Payment logic
-      context.read<PaymentProvider>().pay();
+    PosthogService.paymentInitiated(method: context.read<PaymentFlowProvider>().selectedType);
-      PosthogService.paymentInitiated(
-        method: context.read<PaymentFlowProvider>().selectedType,
-      );
-    }
   }
 
   @override
@@ -107,51 +108,35 @@ class _PaymentPageState extends State<PaymentPage> {
     final methodsProvider = context.watch<PaymentMethodsProvider>();
     final recipientProvider = context.watch<RecipientsProvider>();
     final recipient = recipientProvider.currentObject;
-    final availableTypes = _availablePaymentTypes(recipient, methodsProvider);
 
-    return MultiProvider(
+    return ChangeNotifierProxyProvider2<RecipientsProvider, PaymentMethodsProvider, PaymentFlowProvider>(
-      providers: [
+      create: (_) => PaymentFlowProvider(
-        ChangeNotifierProxyProvider2<RecipientsProvider, PaymentMethodsProvider, PaymentFlowProvider>(
+        initialType: widget.initialPaymentType ?? PaymentType.bankAccount,
-          create: (_) => PaymentFlowProvider(
+      ),
-            initialType: widget.initialPaymentType ?? PaymentType.bankAccount,
+      update: (_, recipients, methods, flow) {
-          ),
+        final provider = flow ?? PaymentFlowProvider(
-          update: (_, recipients, methods, flow) {
+          initialType: widget.initialPaymentType ?? PaymentType.bankAccount,
-            final currentRecipient = recipients.currentObject;
+        );
-            flow!.sync(
+        final currentRecipient = recipients.currentObject;
-              recipient: currentRecipient,
+        provider.syncWith(
-              availableTypes: _availablePaymentTypes(currentRecipient, methods),
+          recipient: currentRecipient,
-              preferredType: currentRecipient != null ? widget.initialPaymentType : null,
+          methodsProvider: methods,
-            );
+          preferredType: currentRecipient != null ? widget.initialPaymentType : null,
-            return flow;
+        );
-          },
+        return provider;
-        ),
+      },
-        ChangeNotifierProvider(
+      child: PaymentPageBody(
-          create: (_) => PaymentAmountProvider(),
+        onBack: widget.onBack,
-        ),
+        fallbackDestination: widget.fallbackDestination,
-        ChangeNotifierProxyProvider5<OrganizationsProvider, PaymentAmountProvider, WalletsProvider, PaymentFlowProvider, PaymentMethodsProvider, QuotationProvider>(
+        recipient: recipient,
-          create: (_) => QuotationProvider(),
+        recipientProvider: recipientProvider,
-          update: (_, organization, payment, wallet, flow, methods, provider) => provider!..update(organization, payment, wallet, flow, methods),
+        methodsProvider: methodsProvider,
-        ),
+        searchController: _searchController,
-        ChangeNotifierProxyProvider2<OrganizationsProvider, QuotationProvider, PaymentProvider>(
+        searchFocusNode: _searchFocusNode,
-          create: (_) => PaymentProvider(), 
+        onSearchChanged: _handleSearchChanged,
-          update: (_, organization, quotation, provider) => provider!..update(organization, quotation),
+        onRecipientSelected: _handleRecipientSelected,
-        ),
+        onRecipientCleared: _handleRecipientCleared,
-      ],
+        onSend: _handleSendPayment,
-      child: Builder(
-        builder: (innerContext) => PaymentPageBody(
-          onBack: widget.onBack,
-          fallbackDestination: widget.fallbackDestination,
-          recipient: recipient,
-          recipientProvider: recipientProvider,
-          methodsProvider: methodsProvider,
-          availablePaymentTypes: availableTypes,
-          searchController: _searchController,
-          searchFocusNode: _searchFocusNode,
-          onSearchChanged: _handleSearchChanged,
-          onRecipientSelected: (selected) => _handleRecipientSelected(innerContext, selected),
-          onRecipientCleared: () => _handleRecipientCleared(innerContext),
-          onSend: () => _handleSendPayment(innerContext),
-        ),
       ),
     );
   }
@@ -166,21 +151,6 @@ class _PaymentPageState extends State<PaymentPage> {
     }
   }
 
-  MethodMap _availablePaymentTypes(
-    Recipient? recipient,
-    PaymentMethodsProvider methodsProvider,
-  ) {
-    if (recipient == null || !methodsProvider.isReady) return {};
-
-    final methodsForRecipient = methodsProvider.methods.where(
-      (method) => !method.isArchived && method.recipientRef == recipient.id,
-    );
-
-    return {
-      for (final method in methodsForRecipient) method.type: method.data,
-    };
-  }
-
   PaymentMethod? _getPaymentMethodForWallet(
     Wallet wallet,
     PaymentMethodsProvider methodsProvider,

frontend/pweb/lib/pages/payment_methods/payment_page/body.dart

@@ -1,6 +1,5 @@
 import 'package:flutter/material.dart';
 
-import 'package:pshared/models/payment/methods/data.dart';
 import 'package:pshared/models/recipient/recipient.dart';
 import 'package:pshared/provider/recipient/pmethods.dart';
 import 'package:pshared/provider/recipient/provider.dart';
@@ -17,7 +16,6 @@ class PaymentPageBody extends StatelessWidget {
   final Recipient? recipient;
   final RecipientsProvider recipientProvider;
   final PaymentMethodsProvider methodsProvider;
-  final MethodMap availablePaymentTypes;
   final PayoutDestination fallbackDestination;
   final TextEditingController searchController;
   final FocusNode searchFocusNode;
@@ -32,7 +30,6 @@ class PaymentPageBody extends StatelessWidget {
     required this.recipient,
     required this.recipientProvider,
     required this.methodsProvider,
-    required this.availablePaymentTypes,
     required this.fallbackDestination,
     required this.searchController,
     required this.searchFocusNode,
@@ -61,7 +58,6 @@ class PaymentPageBody extends StatelessWidget {
       recipient: recipient,
       recipientProvider: recipientProvider,
       methodsProvider: methodsProvider,
-      availablePaymentTypes: availablePaymentTypes,
       fallbackDestination: fallbackDestination,
       searchController: searchController,
       searchFocusNode: searchFocusNode,

frontend/pweb/lib/pages/payment_methods/payment_page/content.dart

@@ -1,12 +1,8 @@
 import 'package:flutter/material.dart';
 
-import 'package:provider/provider.dart';
-
-import 'package:pshared/models/payment/methods/data.dart';
 import 'package:pshared/models/recipient/recipient.dart';
 import 'package:pshared/provider/recipient/pmethods.dart';
 import 'package:pshared/provider/recipient/provider.dart';
-import 'package:pshared/provider/payment/flow.dart';
 
 import 'package:pweb/pages/payment_methods/payment_page/back_button.dart';
 import 'package:pweb/pages/payment_methods/payment_page/header.dart';
@@ -27,7 +23,6 @@ class PaymentPageContent extends StatelessWidget {
   final Recipient? recipient;
   final RecipientsProvider recipientProvider;
   final PaymentMethodsProvider methodsProvider;
-  final MethodMap availablePaymentTypes;
   final PayoutDestination fallbackDestination;
   final TextEditingController searchController;
   final FocusNode searchFocusNode;
@@ -42,7 +37,6 @@ class PaymentPageContent extends StatelessWidget {
     required this.recipient,
     required this.recipientProvider,
     required this.methodsProvider,
-    required this.availablePaymentTypes,
     required this.fallbackDestination,
     required this.searchController,
     required this.searchFocusNode,
@@ -55,7 +49,6 @@ class PaymentPageContent extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
     final dimensions = AppDimensions();
-    final flowProvider = context.watch<PaymentFlowProvider>();
     final loc = AppLocalizations.of(context)!;
 
     return Align(
@@ -98,12 +91,7 @@ class PaymentPageContent extends StatelessWidget {
                     onRecipientCleared: onRecipientCleared,
                   ),
                   SizedBox(height: dimensions.paddingXLarge),
-                  PaymentInfoSection(
+                  PaymentInfoSection(dimensions: dimensions),
-                    dimensions: dimensions,
-                    flowProvider: flowProvider,
-                    recipient: recipient,
-                    availableTypes: availablePaymentTypes,
-                  ),
                   SizedBox(height: dimensions.paddingLarge),
                   const PaymentFormWidget(),
                   SizedBox(height: dimensions.paddingXXXLarge),

frontend/pweb/lib/pages/payment_methods/payment_page/page.dart

@@ -1,14 +1,10 @@
 import 'package:flutter/material.dart';
 
-import 'package:provider/provider.dart';
-
-import 'package:pshared/models/payment/methods/data.dart';
 import 'package:pshared/models/recipient/recipient.dart';
 import 'package:pshared/provider/recipient/pmethods.dart';
 import 'package:pshared/provider/recipient/provider.dart';
-import 'package:pshared/provider/payment/flow.dart';
 
-import 'package:pweb/pages/dashboard/payouts/form.dart';
+import 'package:pweb/pages/dashboard/payouts/widget.dart';
 import 'package:pweb/pages/payment_methods/payment_page/back_button.dart';
 import 'package:pweb/pages/payment_methods/payment_page/header.dart';
 import 'package:pweb/pages/payment_methods/payment_page/method_selector.dart';
@@ -27,7 +23,6 @@ class PaymentPageContent extends StatelessWidget {
   final Recipient? recipient;
   final RecipientsProvider recipientProvider;
   final PaymentMethodsProvider methodsProvider;
-  final MethodMap availablePaymentTypes;
   final PayoutDestination fallbackDestination;
   final TextEditingController searchController;
   final FocusNode searchFocusNode;
@@ -42,7 +37,6 @@ class PaymentPageContent extends StatelessWidget {
     required this.recipient,
     required this.recipientProvider,
     required this.methodsProvider,
-    required this.availablePaymentTypes,
     required this.fallbackDestination,
     required this.searchController,
     required this.searchFocusNode,
@@ -55,7 +49,6 @@ class PaymentPageContent extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
     final dimensions = AppDimensions();
-    final flowProvider = context.watch<PaymentFlowProvider>();
     final loc = AppLocalizations.of(context)!;
 
     return Align(
@@ -98,14 +91,9 @@ class PaymentPageContent extends StatelessWidget {
                     onRecipientCleared: onRecipientCleared,
                   ),
                   SizedBox(height: dimensions.paddingXLarge),
-                  PaymentInfoSection(
+                  PaymentInfoSection(dimensions: dimensions),
-                    dimensions: dimensions,
-                    flowProvider: flowProvider,
-                    recipient: recipient,
-                    availableTypes: availablePaymentTypes,
-                  ),
                   SizedBox(height: dimensions.paddingLarge),
-                  const PaymentFormWidget(),
+                  const PaymentFromWrappingWidget(),
                   SizedBox(height: dimensions.paddingXXXLarge),
                   SendButton(onPressed: onSend),
                   SizedBox(height: dimensions.paddingLarge),

frontend/pweb/lib/pages/payment_methods/widgets/payment_info_section.dart

@@ -1,8 +1,7 @@
 import 'package:flutter/material.dart';
+import 'package:provider/provider.dart';
 
 import 'package:pshared/models/payment/methods/data.dart';
-import 'package:pshared/models/payment/type.dart';
-import 'package:pshared/models/recipient/recipient.dart';
 import 'package:pshared/provider/payment/flow.dart';
 
 import 'package:pweb/pages/payment_methods/form.dart';
@@ -15,25 +14,18 @@ import 'package:pweb/generated/i18n/app_localizations.dart';
 
 class PaymentInfoSection extends StatelessWidget {
   final AppDimensions dimensions;
-  final MethodMap availableTypes;
-  final PaymentFlowProvider flowProvider;
-  final Recipient? recipient;
 
   const PaymentInfoSection({
     super.key,
     required this.dimensions,
-    required this.availableTypes,
-    required this.flowProvider,
-    required this.recipient,
   });
 
   @override
   Widget build(BuildContext context) {
     final loc = AppLocalizations.of(context)!;
-    final hasRecipient = recipient != null;
+    final flowProvider = context.watch<PaymentFlowProvider>();
-    final MethodMap resolvedAvailableTypes = hasRecipient
+    final hasRecipient = flowProvider.hasRecipient;
-        ? availableTypes
+    final MethodMap resolvedAvailableTypes = flowProvider.availableTypes;
-        : {for (final type in PaymentType.values) type: null};
 
     if (hasRecipient && resolvedAvailableTypes.isEmpty) {
       return Text(loc.recipientNoPaymentDetails);
@@ -62,7 +54,7 @@ class PaymentInfoSection extends StatelessWidget {
               flowProvider.setManualPaymentData(data);
             }
           },
-          initialData: hasRecipient ? resolvedAvailableTypes[selectedType] : flowProvider.manualPaymentData,
+          initialData: flowProvider.selectedPaymentData,
           isEditable: !hasRecipient,
         ),
       ],

frontend/pweb/lib/services/amplitude.dart

@@ -0,0 +1,210 @@
+import 'package:amplitude_flutter/amplitude.dart';
+import 'package:amplitude_flutter/configuration.dart';
+import 'package:amplitude_flutter/constants.dart' as amp;
+import 'package:amplitude_flutter/events/base_event.dart';
+import 'package:flutter/widgets.dart';
+import 'package:pshared/models/account/account.dart';
+import 'package:pshared/models/payment/type.dart';
+import 'package:pshared/models/recipient/status.dart';
+import 'package:pshared/models/recipient/type.dart';
+import 'package:pweb/widgets/sidebar/destinations.dart';
+
+
+class AmplitudeService {
+  static late Amplitude _analytics;
+
+  static Amplitude _amp() => _analytics;
+
+  static Future<void> initialize() async {
+    _analytics = Amplitude(Configuration(
+      apiKey: '12345', //TODO define through App Contants
+      serverZone: amp.ServerZone.eu, //TODO define through App Contants
+    ));
+    await _analytics.isBuilt;
+  }
+
+  static Future<void> identify(Account account) async =>
+      _amp().setUserId(account.id);
+
+  
+  static Future<void> login(Account account) async =>
+      _logEvent(
+        'login',
+        userProperties: {
+          // 'email': account.email, TODO Add email into account
+          'locale': account.locale,
+        },
+      );
+
+  static Future<void> logout() async => _logEvent("logout");
+
+  static Future<void> pageOpened(PayoutDestination page, {String? path, String? uiSource}) async {
+    return _logEvent("pageOpened", eventProperties: {
+      "page": page,
+      if (path != null) "path": path,
+      if (uiSource != null) "uiSource": uiSource,
+    });
+  }
+
+  //TODO Add when registration is ready. User properties {user_id, registration_date, has_wallet (true/false), wallet_balance (should concider loggin it as: 0 / <100 / 100–500 / 500+), preferred_method (Wallet/Card/Bank/IBAN), total_transactions, total_amount, last_payout_date, last_login_date , marketing_source}
+  
+  // static Future<void> registrationStarted(String method, String country) async =>
+  //   _logEvent("registrationStarted", eventProperties: {"method": method, "country": country});
+
+  // static Future<void> registrationCompleted(String method, String country) async =>
+  //     _logEvent("registrationCompleted", eventProperties: {"method": method, "country": country});
+
+  static Future<void> pageNotFound(String url) async =>
+      _logEvent("pageNotFound", eventProperties: {"url": url});
+
+  static Future<void> localeChanged(Locale locale) async =>
+      _logEvent("localeChanged", eventProperties: {"locale": locale.toString()});
+
+  static Future<void> localeMatched(String locale, bool haveRequested) async => //DO we need it?
+      _logEvent("localeMatched", eventProperties: {
+        "locale": locale,
+        "have_requested_locale": haveRequested
+      });
+
+  static Future<void> recipientAddStarted() async =>
+      _logEvent("recipientAddStarted");
+
+  static Future<void> recipientAddCompleted(
+    RecipientType type, 
+    RecipientStatus status, 
+    Set<PaymentType> methods,
+  ) async {
+    _logEvent(
+      "recipientAddCompleted", 
+      eventProperties: {
+        "methods": methods.map((m) => m.name).toList(),
+        "type": type.name,
+        "status": status.name,
+      },
+    );
+  }
+
+  static Future<void> _paymentEvent(
+    String evt,
+    double amount,
+    double fee,
+    bool payerCoversFee,
+    PaymentType source,
+    PaymentType recpientPaymentMethod, {
+    String? message,
+    String? errorType,
+    Map<String, dynamic>? extraProps,
+  }) async {
+    final props = {
+      "amount": amount,
+      "fee": fee,
+      "feeCoveredBy": payerCoversFee ? 'payer' : 'recipient',
+      "source": source,
+      "recipient_method": recpientPaymentMethod,
+      if (message != null) "message": message,
+      if (errorType != null) "error_type": errorType,
+      if (extraProps != null) ...extraProps,
+    };
+    return _logEvent(evt, eventProperties: props);
+  }
+
+  static Future<void> paymentPrepared(double amount, double fee,
+          bool payerCoversFee, PaymentType source, PaymentType recpientPaymentMethod) async =>
+      _paymentEvent("paymentPrepared", amount, fee, payerCoversFee, source, recpientPaymentMethod);
+  //TODO Rework paymentStarted (do i need all those properties or is the event enough? Mb properties should be passed at paymentPrepared)
+  static Future<void> paymentStarted(double amount, double fee,
+          bool payerCoversFee, PaymentType source, PaymentType recpientPaymentMethod) async =>
+      _paymentEvent("paymentStarted", amount, fee, payerCoversFee, source, recpientPaymentMethod);
+
+  static Future<void> paymentFailed(double amount, double fee, bool payerCoversFee,
+      PaymentType source, PaymentType recpientPaymentMethod, String errorType, String message) async =>
+      _paymentEvent("paymentFailed", amount, fee, payerCoversFee, source, recpientPaymentMethod,
+          errorType: errorType, message: message);
+
+  static Future<void> paymentError(double amount, double fee, bool payerCoversFee,
+      PaymentType source,PaymentType recpientPaymentMethod, String message) async =>
+      _paymentEvent("paymentError", amount, fee, payerCoversFee, source, recpientPaymentMethod,
+          message: message);
+
+  static Future<void> paymentSuccess({
+    required double amount,
+    required double fee,
+    required bool payerCoversFee,
+    required PaymentType source, 
+    required PaymentType recpientPaymentMethod,
+    required String transactionId,
+    String? comment,
+    required int durationMs,
+  }) async {
+    return _paymentEvent(
+      "paymentSuccess",
+      amount,
+      fee,
+      payerCoversFee,
+      source,
+      recpientPaymentMethod,
+      message: comment,
+      extraProps: {
+        "transaction_id": transactionId,
+        "duration_ms": durationMs, //How do i calculate duration here?
+        "\$revenue": amount, //How do i calculate revenue here?
+        "\$revenueType": "payment", //Do we need to get revenue type?
+      },
+    );
+  }
+
+  //TODO add when support is ready
+  // static Future<void> supportOpened(String fromPage, String trigger) async =>
+  //     _logEvent("supportOpened", eventProperties: {"from_page": fromPage, "trigger": trigger});
+
+  // static Future<void> supportMessageSent(String category, bool resolved) async =>
+  //     _logEvent("supportMessageSent", eventProperties: {"category": category, "resolved": resolved});
+
+
+  static Future<void> walletTopUp(double amount, PaymentType method) async =>
+      _logEvent("walletTopUp", eventProperties: {"amount": amount, "method": method});
+
+
+  //TODO Decide do we need uiElementClicked or pageOpened is enough?
+  static Future<void> uiElementClicked(String elementName, String page, String uiSource) async =>
+      _logEvent("uiElementClicked", eventProperties: {
+        "element_name": elementName,
+        "page": page,
+        "uiSource": uiSource
+      });
+
+  static final Map<String, int> _stepStartTimes = {};
+  //TODO Consider it as part of payment flow or registration flow or adding recipient and rework accordingly
+  static Future<void> stepStarted(String stepName, {String? context}) async {
+    _stepStartTimes[stepName] = DateTime.now().millisecondsSinceEpoch;
+    return _logEvent("stepStarted", eventProperties: {
+      "step_name": stepName,
+      if (context != null) "context": context,
+    });
+  }
+
+  static Future<void> stepCompleted(String stepName, bool success) async {
+    final now = DateTime.now().millisecondsSinceEpoch;
+    final start = _stepStartTimes[stepName] ?? now;
+    final duration = now - start;
+    return _logEvent("stepCompleted", eventProperties: {
+      "step_name": stepName,
+      "duration_ms": duration,
+      "success": success
+    });
+  }
+
+  static Future<void> _logEvent(
+    String eventType, {
+    Map<String, dynamic>? eventProperties,
+    Map<String, dynamic>? userProperties,
+  }) async {
+    final event = BaseEvent(
+      eventType,
+      eventProperties: eventProperties,
+      userProperties: userProperties,
+    );
+    _amp().track(event);
+    print(event.toString()); //TODO delete when everything is ready
+  }
+}