backend moved to separate directory

backend: deleted the old structure

go-backend/internal/validation/bankAccount_validation.go

@@ -0,0 +1,27 @@
+package validation
+
+import (
+	"GoMembership/internal/models"
+
+	"github.com/go-playground/validator/v10"
+	"github.com/jbub/banking/iban"
+	"github.com/jbub/banking/swift"
+)
+
+func validateBankAccount(sl validator.StructLevel) {
+	ba := sl.Current().Interface().(models.User).BankAccount
+	if !ibanValidator(ba.IBAN) {
+		sl.ReportError(ba.IBAN, "IBAN", "BankAccount.IBAN", "required", "")
+	}
+	if ba.BIC != "" && !bicValidator(ba.BIC) {
+		sl.ReportError(ba.IBAN, "IBAN", "BankAccount.IBAN", "required", "")
+	}
+}
+
+func ibanValidator(fieldValue string) bool {
+	return iban.Validate(fieldValue) == nil
+}
+
+func bicValidator(fieldValue string) bool {
+	return swift.Validate(fieldValue) == nil
+}