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

backend/pkg/merrors/payment_execution.go

@@ -0,0 +1,47 @@
+package merrors
+
+import "strings"
+
+const ReasonPaymentExecutionNotAccepted = "PAYMENT_EXECUTION_NOT_ACCEPTED"
+
+var ErrPaymentExecutionNotAccepted = Define("payment.execution_not_accepted")
+
+type paymentExecutionNotAcceptedError struct {
+	classifiedError
+	cause error
+}
+
+func (e paymentExecutionNotAcceptedError) Unwrap() []error {
+	causes := e.classifiedError.Unwrap()
+	if e.cause != nil {
+		causes = append(causes, e.cause)
+	}
+	return causes
+}
+
+// PaymentExecutionNotAccepted reports that the orchestrator proved an
+// execution request did not create or reuse any payment. Callers may release
+// request-side reservations only for this outcome; ordinary transport and
+// internal errors have an ambiguous ownership result.
+func PaymentExecutionNotAccepted(msg string) error {
+	return PaymentExecutionNotAcceptedWrap(nil, msg)
+}
+
+// PaymentExecutionNotAcceptedWrap adds the definitive rejection
+// classification while retaining the underlying cause for diagnostics.
+func PaymentExecutionNotAcceptedWrap(cause error, msg string) error {
+	msg = strings.TrimSpace(msg)
+	if msg == "" {
+		msg = "payment execution was not accepted before a payment was created"
+	}
+	return paymentExecutionNotAcceptedError{
+		classifiedError: classifiedError{
+			base:          ErrFailedPrecondition,
+			code:          ErrPaymentExecutionNotAccepted,
+			msg:           msg,
+			reason:        ReasonPaymentExecutionNotAccepted,
+			publicMessage: true,
+		},
+		cause: cause,
+	}
+}