import { BUY_CART } from '@graphql/mutations/cart';
import type { IBuyOrderResponse } from '@types';

export function useOrderBuy() {
	const { t } = useI18n();
	const { $notify } = useNuxtApp();
	const cartStore = useCartStore();

	const orderUuid = computed(() => cartStore.currentOrder?.uuid);

	const { mutate, loading, error } = useMutation<IBuyOrderResponse>(BUY_CART);

	async function buyOrder() {
		const result = await mutate({
			orderUuid: orderUuid.value,
			forcePayment: true,
		});

		if (result?.data?.buyOrder?.transaction?.process?.url) {
			window.location.href = result.data.buyOrder.transaction.process.url;
		} else {
			console.log(result?.data);
		}
	}

	watch(error, (err) => {
		if (!err) return;
		console.error('useOrderBuy error:', err);
		let message = t('popup.errors.defaultError');
		if (isGraphQLError(err)) {
			message = err.graphQLErrors?.[0]?.message || message;
		} else {
			message = err.message;
		}
		$notify({
			message,
			type: 'error',
			title: t('popup.errors.main'),
		});
	});

	return {
		buyOrder,
		loading,
	};
}