package cart

import (
	"errors"
	"time"

	messages "git.k6n.net/go-cart-actor/pkg/messages"
)

func asPointer[T any](value T) *T {
	return &value
}

var ErrPaymentNotFound = errors.New("payment not found")

func PaymentDeclined(grain *CartGrain, req *messages.PaymentDeclined) error {

	payment, found := grain.FindPayment(req.PaymentId)
	if !found {
		return ErrPaymentNotFound
	}

	payment.CompletedAt = asPointer(time.Now())
	payment.Status = PaymentStatusFailed
	return nil
}