restucturization of recipients payment methods

api/gateway/chain/storage/storage.go

@@ -0,0 +1,53 @@
+package storage
+
+import (
+	"context"
+
+	"github.com/tech/sendico/gateway/chain/storage/model"
+)
+
+type storageError string
+
+func (e storageError) Error() string {
+	return string(e)
+}
+
+var (
+	// ErrWalletNotFound indicates that a wallet record was not found.
+	ErrWalletNotFound = storageError("chain.gateway.storage: wallet not found")
+	// ErrTransferNotFound indicates that a transfer record was not found.
+	ErrTransferNotFound = storageError("chain.gateway.storage: transfer not found")
+	// ErrDepositNotFound indicates that a deposit record was not found.
+	ErrDepositNotFound = storageError("chain.gateway.storage: deposit not found")
+)
+
+// Repository represents the root storage contract for the chain gateway module.
+type Repository interface {
+	Ping(ctx context.Context) error
+	Wallets() WalletsStore
+	Transfers() TransfersStore
+	Deposits() DepositsStore
+}
+
+// WalletsStore exposes persistence operations for managed wallets.
+type WalletsStore interface {
+	Create(ctx context.Context, wallet *model.ManagedWallet) (*model.ManagedWallet, error)
+	Get(ctx context.Context, walletRef string) (*model.ManagedWallet, error)
+	List(ctx context.Context, filter model.ManagedWalletFilter) (*model.ManagedWalletList, error)
+	SaveBalance(ctx context.Context, balance *model.WalletBalance) error
+	GetBalance(ctx context.Context, walletRef string) (*model.WalletBalance, error)
+}
+
+// TransfersStore exposes persistence operations for transfers.
+type TransfersStore interface {
+	Create(ctx context.Context, transfer *model.Transfer) (*model.Transfer, error)
+	Get(ctx context.Context, transferRef string) (*model.Transfer, error)
+	List(ctx context.Context, filter model.TransferFilter) (*model.TransferList, error)
+	UpdateStatus(ctx context.Context, transferRef string, status model.TransferStatus, failureReason string, txHash string) (*model.Transfer, error)
+}
+
+// DepositsStore exposes persistence operations for observed deposits.
+type DepositsStore interface {
+	Record(ctx context.Context, deposit *model.Deposit) error
+	ListPending(ctx context.Context, network string, limit int32) ([]*model.Deposit, error)
+}