interface refactoring
This commit is contained in:
Stephan D
294
api/gateway/mntx/internal/service/gateway/connector.go
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294
api/gateway/mntx/internal/service/gateway/connector.go
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@@ -0,0 +1,294 @@
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package gateway
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import (
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"context"
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"errors"
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"fmt"
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"strings"
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"github.com/shopspring/decimal"
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"github.com/tech/sendico/gateway/mntx/internal/appversion"
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"github.com/tech/sendico/pkg/connector/params"
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"github.com/tech/sendico/pkg/merrors"
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connectorv1 "github.com/tech/sendico/pkg/proto/connector/v1"
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moneyv1 "github.com/tech/sendico/pkg/proto/common/money/v1"
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mntxv1 "github.com/tech/sendico/pkg/proto/gateway/mntx/v1"
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)
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const mntxConnectorID = "mntx"
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func (s *Service) GetCapabilities(_ context.Context, _ *connectorv1.GetCapabilitiesRequest) (*connectorv1.GetCapabilitiesResponse, error) {
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return &connectorv1.GetCapabilitiesResponse{
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Capabilities: &connectorv1.ConnectorCapabilities{
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ConnectorType: mntxConnectorID,
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Version: appversion.Create().Short(),
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SupportedAccountKinds: nil,
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SupportedOperationTypes: []connectorv1.OperationType{connectorv1.OperationType_PAYOUT},
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OperationParams: mntxOperationParams(),
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},
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}, nil
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}
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func (s *Service) OpenAccount(_ context.Context, _ *connectorv1.OpenAccountRequest) (*connectorv1.OpenAccountResponse, error) {
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return &connectorv1.OpenAccountResponse{Error: connectorError(connectorv1.ErrorCode_UNSUPPORTED_ACCOUNT_KIND, "open_account: unsupported", nil, "")}, nil
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}
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func (s *Service) GetAccount(_ context.Context, _ *connectorv1.GetAccountRequest) (*connectorv1.GetAccountResponse, error) {
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return nil, merrors.NotImplemented("get_account: unsupported")
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}
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func (s *Service) ListAccounts(_ context.Context, _ *connectorv1.ListAccountsRequest) (*connectorv1.ListAccountsResponse, error) {
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return nil, merrors.NotImplemented("list_accounts: unsupported")
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}
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func (s *Service) GetBalance(_ context.Context, _ *connectorv1.GetBalanceRequest) (*connectorv1.GetBalanceResponse, error) {
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return nil, merrors.NotImplemented("get_balance: unsupported")
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}
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func (s *Service) SubmitOperation(ctx context.Context, req *connectorv1.SubmitOperationRequest) (*connectorv1.SubmitOperationResponse, error) {
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if req == nil || req.GetOperation() == nil {
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return &connectorv1.SubmitOperationResponse{Receipt: &connectorv1.OperationReceipt{Error: connectorError(connectorv1.ErrorCode_INVALID_PARAMS, "submit_operation: operation is required", nil, "")}}, nil
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}
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op := req.GetOperation()
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if strings.TrimSpace(op.GetIdempotencyKey()) == "" {
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return &connectorv1.SubmitOperationResponse{Receipt: &connectorv1.OperationReceipt{Error: connectorError(connectorv1.ErrorCode_INVALID_PARAMS, "submit_operation: idempotency_key is required", op, "")}}, nil
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}
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if op.GetType() != connectorv1.OperationType_PAYOUT {
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return &connectorv1.SubmitOperationResponse{Receipt: &connectorv1.OperationReceipt{Error: connectorError(connectorv1.ErrorCode_UNSUPPORTED_OPERATION, "submit_operation: unsupported operation type", op, "")}}, nil
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}
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reader := params.New(op.GetParams())
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amountMinor, currency, err := payoutAmount(op, reader)
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if err != nil {
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return &connectorv1.SubmitOperationResponse{Receipt: &connectorv1.OperationReceipt{Error: connectorError(connectorv1.ErrorCode_INVALID_PARAMS, err.Error(), op, "")}}, nil
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}
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payoutID := strings.TrimSpace(reader.String("payout_id"))
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if payoutID == "" {
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payoutID = strings.TrimSpace(op.GetIdempotencyKey())
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}
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if strings.TrimSpace(reader.String("card_token")) != "" {
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resp, err := s.CreateCardTokenPayout(ctx, buildCardTokenPayoutRequest(reader, payoutID, amountMinor, currency))
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if err != nil {
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return &connectorv1.SubmitOperationResponse{Receipt: &connectorv1.OperationReceipt{Error: connectorError(mapErrorCode(err), err.Error(), op, "")}}, nil
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}
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return &connectorv1.SubmitOperationResponse{Receipt: payoutReceipt(resp.GetPayout())}, nil
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}
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resp, err := s.CreateCardPayout(ctx, buildCardPayoutRequest(reader, payoutID, amountMinor, currency))
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if err != nil {
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return &connectorv1.SubmitOperationResponse{Receipt: &connectorv1.OperationReceipt{Error: connectorError(mapErrorCode(err), err.Error(), op, "")}}, nil
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}
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return &connectorv1.SubmitOperationResponse{Receipt: payoutReceipt(resp.GetPayout())}, nil
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}
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func (s *Service) GetOperation(ctx context.Context, req *connectorv1.GetOperationRequest) (*connectorv1.GetOperationResponse, error) {
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if req == nil || strings.TrimSpace(req.GetOperationId()) == "" {
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return nil, merrors.InvalidArgument("get_operation: operation_id is required")
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}
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resp, err := s.GetCardPayoutStatus(ctx, &mntxv1.GetCardPayoutStatusRequest{PayoutId: strings.TrimSpace(req.GetOperationId())})
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if err != nil {
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return nil, err
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}
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return &connectorv1.GetOperationResponse{Operation: payoutToOperation(resp.GetPayout())}, nil
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}
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func (s *Service) ListOperations(_ context.Context, _ *connectorv1.ListOperationsRequest) (*connectorv1.ListOperationsResponse, error) {
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return nil, merrors.NotImplemented("list_operations: unsupported")
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}
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func mntxOperationParams() []*connectorv1.OperationParamSpec {
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return []*connectorv1.OperationParamSpec{
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{OperationType: connectorv1.OperationType_PAYOUT, Params: []*connectorv1.ParamSpec{
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{Key: "customer_id", Type: connectorv1.ParamType_STRING, Required: true},
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{Key: "customer_first_name", Type: connectorv1.ParamType_STRING, Required: true},
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{Key: "customer_last_name", Type: connectorv1.ParamType_STRING, Required: true},
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{Key: "customer_ip", Type: connectorv1.ParamType_STRING, Required: true},
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{Key: "card_token", Type: connectorv1.ParamType_STRING, Required: false},
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{Key: "card_pan", Type: connectorv1.ParamType_STRING, Required: false},
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{Key: "card_exp_year", Type: connectorv1.ParamType_INT, Required: false},
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{Key: "card_exp_month", Type: connectorv1.ParamType_INT, Required: false},
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{Key: "card_holder", Type: connectorv1.ParamType_STRING, Required: false},
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{Key: "amount_minor", Type: connectorv1.ParamType_INT, Required: false},
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{Key: "project_id", Type: connectorv1.ParamType_INT, Required: false},
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{Key: "customer_middle_name", Type: connectorv1.ParamType_STRING, Required: false},
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{Key: "customer_country", Type: connectorv1.ParamType_STRING, Required: false},
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{Key: "customer_state", Type: connectorv1.ParamType_STRING, Required: false},
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{Key: "customer_city", Type: connectorv1.ParamType_STRING, Required: false},
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{Key: "customer_address", Type: connectorv1.ParamType_STRING, Required: false},
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{Key: "customer_zip", Type: connectorv1.ParamType_STRING, Required: false},
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{Key: "masked_pan", Type: connectorv1.ParamType_STRING, Required: false},
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{Key: "metadata", Type: connectorv1.ParamType_JSON, Required: false},
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}},
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}
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}
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func payoutAmount(op *connectorv1.Operation, reader params.Reader) (int64, string, error) {
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if op == nil {
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return 0, "", fmt.Errorf("payout: operation is required")
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}
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currency := currencyFromOperation(op)
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if currency == "" {
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return 0, "", fmt.Errorf("payout: currency is required")
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}
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if minor, ok := reader.Int64("amount_minor"); ok && minor > 0 {
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return minor, currency, nil
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}
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money := op.GetMoney()
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if money == nil {
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return 0, "", fmt.Errorf("payout: money is required")
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}
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amount := strings.TrimSpace(money.GetAmount())
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if amount == "" {
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return 0, "", fmt.Errorf("payout: amount is required")
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}
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dec, err := decimal.NewFromString(amount)
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if err != nil {
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return 0, "", fmt.Errorf("payout: invalid amount")
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}
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minor := dec.Mul(decimal.NewFromInt(100)).IntPart()
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return minor, currency, nil
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}
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func currencyFromOperation(op *connectorv1.Operation) string {
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if op == nil || op.GetMoney() == nil {
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return ""
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}
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currency := strings.TrimSpace(op.GetMoney().GetCurrency())
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if idx := strings.Index(currency, "-"); idx > 0 {
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currency = currency[:idx]
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}
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return strings.ToUpper(currency)
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}
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func buildCardTokenPayoutRequest(reader params.Reader, payoutID string, amountMinor int64, currency string) *mntxv1.CardTokenPayoutRequest {
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req := &mntxv1.CardTokenPayoutRequest{
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PayoutId: payoutID,
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ProjectId: readerInt64(reader, "project_id"),
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CustomerId: strings.TrimSpace(reader.String("customer_id")),
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CustomerFirstName: strings.TrimSpace(reader.String("customer_first_name")),
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CustomerMiddleName: strings.TrimSpace(reader.String("customer_middle_name")),
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CustomerLastName: strings.TrimSpace(reader.String("customer_last_name")),
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CustomerIp: strings.TrimSpace(reader.String("customer_ip")),
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CustomerZip: strings.TrimSpace(reader.String("customer_zip")),
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CustomerCountry: strings.TrimSpace(reader.String("customer_country")),
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CustomerState: strings.TrimSpace(reader.String("customer_state")),
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CustomerCity: strings.TrimSpace(reader.String("customer_city")),
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CustomerAddress: strings.TrimSpace(reader.String("customer_address")),
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AmountMinor: amountMinor,
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Currency: currency,
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CardToken: strings.TrimSpace(reader.String("card_token")),
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CardHolder: strings.TrimSpace(reader.String("card_holder")),
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MaskedPan: strings.TrimSpace(reader.String("masked_pan")),
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Metadata: reader.StringMap("metadata"),
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}
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return req
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}
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func buildCardPayoutRequest(reader params.Reader, payoutID string, amountMinor int64, currency string) *mntxv1.CardPayoutRequest {
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return &mntxv1.CardPayoutRequest{
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PayoutId: payoutID,
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ProjectId: readerInt64(reader, "project_id"),
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CustomerId: strings.TrimSpace(reader.String("customer_id")),
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CustomerFirstName: strings.TrimSpace(reader.String("customer_first_name")),
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CustomerMiddleName: strings.TrimSpace(reader.String("customer_middle_name")),
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CustomerLastName: strings.TrimSpace(reader.String("customer_last_name")),
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CustomerIp: strings.TrimSpace(reader.String("customer_ip")),
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CustomerZip: strings.TrimSpace(reader.String("customer_zip")),
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CustomerCountry: strings.TrimSpace(reader.String("customer_country")),
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CustomerState: strings.TrimSpace(reader.String("customer_state")),
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CustomerCity: strings.TrimSpace(reader.String("customer_city")),
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CustomerAddress: strings.TrimSpace(reader.String("customer_address")),
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AmountMinor: amountMinor,
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Currency: currency,
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CardPan: strings.TrimSpace(reader.String("card_pan")),
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CardExpYear: uint32(readerInt64(reader, "card_exp_year")),
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CardExpMonth: uint32(readerInt64(reader, "card_exp_month")),
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CardHolder: strings.TrimSpace(reader.String("card_holder")),
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Metadata: reader.StringMap("metadata"),
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}
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}
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func readerInt64(reader params.Reader, key string) int64 {
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if v, ok := reader.Int64(key); ok {
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return v
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}
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return 0
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}
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func payoutReceipt(state *mntxv1.CardPayoutState) *connectorv1.OperationReceipt {
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if state == nil {
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return &connectorv1.OperationReceipt{
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Status: connectorv1.OperationStatus_PENDING,
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}
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}
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return &connectorv1.OperationReceipt{
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OperationId: strings.TrimSpace(state.GetPayoutId()),
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Status: payoutStatusToOperation(state.GetStatus()),
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ProviderRef: strings.TrimSpace(state.GetProviderPaymentId()),
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}
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}
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func payoutToOperation(state *mntxv1.CardPayoutState) *connectorv1.Operation {
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if state == nil {
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return nil
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}
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return &connectorv1.Operation{
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OperationId: strings.TrimSpace(state.GetPayoutId()),
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Type: connectorv1.OperationType_PAYOUT,
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Status: payoutStatusToOperation(state.GetStatus()),
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Money: &moneyv1.Money{
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Amount: minorToDecimal(state.GetAmountMinor()),
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Currency: strings.ToUpper(strings.TrimSpace(state.GetCurrency())),
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},
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ProviderRef: strings.TrimSpace(state.GetProviderPaymentId()),
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CreatedAt: state.GetCreatedAt(),
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UpdatedAt: state.GetUpdatedAt(),
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}
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}
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func minorToDecimal(amount int64) string {
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dec := decimal.NewFromInt(amount).Div(decimal.NewFromInt(100))
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return dec.StringFixed(2)
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}
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func payoutStatusToOperation(status mntxv1.PayoutStatus) connectorv1.OperationStatus {
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switch status {
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case mntxv1.PayoutStatus_PAYOUT_STATUS_PROCESSED:
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return connectorv1.OperationStatus_CONFIRMED
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case mntxv1.PayoutStatus_PAYOUT_STATUS_FAILED:
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return connectorv1.OperationStatus_FAILED
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case mntxv1.PayoutStatus_PAYOUT_STATUS_PENDING:
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return connectorv1.OperationStatus_PENDING
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default:
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return connectorv1.OperationStatus_PENDING
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}
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}
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func connectorError(code connectorv1.ErrorCode, message string, op *connectorv1.Operation, accountID string) *connectorv1.ConnectorError {
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err := &connectorv1.ConnectorError{
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Code: code,
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Message: strings.TrimSpace(message),
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AccountId: strings.TrimSpace(accountID),
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}
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if op != nil {
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err.CorrelationId = strings.TrimSpace(op.GetCorrelationId())
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err.ParentIntentId = strings.TrimSpace(op.GetParentIntentId())
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err.OperationId = strings.TrimSpace(op.GetOperationId())
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}
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return err
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}
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func mapErrorCode(err error) connectorv1.ErrorCode {
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switch {
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case errors.Is(err, merrors.ErrInvalidArg):
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return connectorv1.ErrorCode_INVALID_PARAMS
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case errors.Is(err, merrors.ErrNoData):
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return connectorv1.ErrorCode_NOT_FOUND
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case errors.Is(err, merrors.ErrNotImplemented):
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return connectorv1.ErrorCode_UNSUPPORTED_OPERATION
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case errors.Is(err, merrors.ErrInternal):
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return connectorv1.ErrorCode_TEMPORARY_UNAVAILABLE
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default:
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return connectorv1.ErrorCode_PROVIDER_ERROR
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}
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}
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@@ -15,7 +15,7 @@ import (
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"github.com/tech/sendico/pkg/mlogger"
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"github.com/tech/sendico/pkg/mservice"
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gatewayv1 "github.com/tech/sendico/pkg/proto/common/gateway/v1"
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unifiedv1 "github.com/tech/sendico/pkg/proto/gateway/unified/v1"
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connectorv1 "github.com/tech/sendico/pkg/proto/connector/v1"
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"go.uber.org/zap"
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"google.golang.org/grpc"
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)
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@@ -31,7 +31,7 @@ type Service struct {
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gatewayDescriptor *gatewayv1.GatewayInstanceDescriptor
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announcer *discovery.Announcer
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unifiedv1.UnimplementedUnifiedGatewayServiceServer
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connectorv1.UnimplementedConnectorServiceServer
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}
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type payoutFailure interface {
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@@ -96,7 +96,7 @@ func NewService(logger mlogger.Logger, opts ...Option) *Service {
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// Register wires the service onto the provided gRPC router.
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func (s *Service) Register(router routers.GRPC) error {
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return router.Register(func(reg grpc.ServiceRegistrar) {
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unifiedv1.RegisterUnifiedGatewayServiceServer(reg, s)
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connectorv1.RegisterConnectorServiceServer(reg, s)
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})
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}
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