Bootstrap copied BFF and local accounts with public Sendico contracts (#34)

backend/pkg/model/rba.go

@@ -0,0 +1,52 @@
+package model
+
+import (
+	"fmt"
+
+	"git.sendico.io/tech/sxchnge/bff/pkg/merrors"
+	"git.sendico.io/tech/sxchnge/bff/pkg/person"
+	"go.mongodb.org/mongo-driver/v2/bson"
+)
+
+type RussianBankAccountPaymentData struct {
+	Recipient            person.Name `bson:"recipient" json:"recipient"`
+	Inn                  string      `bson:"inn" json:"inn"`
+	Kpp                  string      `bson:"kpp" json:"kpp"`
+	BankName             string      `bson:"bankName" json:"bankName"`
+	Bik                  string      `bson:"bik" json:"bik"`
+	AccountNumber        string      `bson:"accountNumber" json:"accountNumber"`
+	CorrespondentAccount string      `bson:"correspondentAccount" json:"correspondentAccount"`
+}
+
+// UnmarshalBSON accepts both stored recipient names and the API names in the
+// intermediate document built by a payment-method PATCH.
+func (d *RussianBankAccountPaymentData) UnmarshalBSON(data []byte) error {
+	type stored RussianBankAccountPaymentData
+	var decoded stored
+	if err := bson.Unmarshal(data, &decoded); err != nil {
+		return err
+	}
+	var fields struct {
+		Recipient map[string]any `bson:"recipient"`
+	}
+	if err := bson.Unmarshal(data, &fields); err != nil {
+		return err
+	}
+	decoded.Recipient.FirstName = firstPaymentDataString(fields.Recipient, "firstName", "first_name")
+	decoded.Recipient.LastName = firstPaymentDataString(fields.Recipient, "lastName", "last_name")
+	*d = RussianBankAccountPaymentData(decoded)
+	return nil
+}
+
+func (m *PaymentMethod) AsRussianBankAccount() (*RussianBankAccountPaymentData, error) {
+	if m.Type != PaymentTypeBankAccount {
+		return nil, merrors.InvalidArgument(fmt.Sprintf("payment method type is %s, not bankAccount", m.Type), "type")
+	}
+
+	var d RussianBankAccountPaymentData
+	if err := bson.Unmarshal(m.Data, &d); err != nil {
+		return nil, err
+	}
+
+	return &d, nil
+}