4
0
forked from crowetic/commerce
commerce/components/cart/add-to-cart.tsx
2023-10-27 14:11:18 -05:00

93 lines
2.6 KiB
TypeScript

'use client';
import { PlusIcon } from '@heroicons/react/24/outline';
import clsx from 'clsx';
import { addItem } from 'components/cart/actions';
import LoadingDots from 'components/loading-dots';
import { ProductVariant } from 'lib/shopify/types';
import { useSearchParams } from 'next/navigation';
import { useFormState, useFormStatus } from 'react-dom';
function SubmitButton({
availableForSale,
selectedVariantId
}: {
availableForSale: boolean;
selectedVariantId: string | undefined;
}) {
const { pending } = useFormStatus();
const buttonClasses =
'relative flex w-full items-center justify-center rounded-full bg-blue-600 p-4 tracking-wide text-white';
const disabledClasses = 'cursor-not-allowed opacity-60 hover:opacity-60';
if (!availableForSale) {
return (
<button aria-disabled className={clsx(buttonClasses, disabledClasses)}>
Out Of Stock
</button>
);
}
if (!selectedVariantId) {
return (
<button
aria-label="Please select an option"
aria-disabled
className={clsx(buttonClasses, disabledClasses)}
>
<div className="absolute left-0 ml-4">
<PlusIcon className="h-5" />
</div>
Add To Cart
</button>
);
}
return (
<button
onClick={(e: React.FormEvent<HTMLButtonElement>) => {
if (pending) e.preventDefault();
}}
aria-label="Add to cart"
aria-disabled={pending}
className={clsx(buttonClasses, {
'hover:opacity-90': true,
disabledClasses: pending
})}
>
<div className="absolute left-0 ml-4">
{pending ? <LoadingDots className="mb-3 bg-white" /> : <PlusIcon className="h-5" />}
</div>
Add To Cart
</button>
);
}
export function AddToCart({
variants,
availableForSale
}: {
variants: ProductVariant[];
availableForSale: boolean;
}) {
const [message, formAction] = useFormState(addItem, null);
const searchParams = useSearchParams();
const defaultVariantId = variants.length === 1 ? variants[0]?.id : undefined;
const variant = variants.find((variant: ProductVariant) =>
variant.selectedOptions.every(
(option) => option.value === searchParams.get(option.name.toLowerCase())
)
);
const selectedVariantId = variant?.id || defaultVariantId;
const actionWithVariant = formAction.bind(null, selectedVariantId);
return (
<form action={actionWithVariant}>
<SubmitButton availableForSale={availableForSale} selectedVariantId={selectedVariantId} />
<p aria-live="polite" className="sr-only" role="status">
{message}
</p>
</form>
);
}