commerce/components/cart/add-to-cart.tsx
2025-03-15 21:20:35 +00:00

99 lines
2.5 KiB
TypeScript

"use client";
import { PlusIcon } from "@heroicons/react/24/outline";
import clsx from "clsx";
import { addItem } from "components/cart/actions";
import { useProduct } from "components/product/product-context";
import { Product, ProductVariant } from "lib/store/types";
import { useActionState } from "react";
import { useCart } from "./cart-context";
function SubmitButton({
availableForSale,
selectedVariantId,
}: {
availableForSale: boolean;
selectedVariantId: string | undefined;
}) {
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 disabled className={clsx(buttonClasses, disabledClasses)}>
Out Of Stock
</button>
);
}
if (!selectedVariantId) {
return (
<button
aria-label="Please select an option"
disabled
className={clsx(buttonClasses, disabledClasses)}
>
<div className="absolute left-0 ml-4">
<PlusIcon className="h-5" />
</div>
Add To Cart
</button>
);
}
return (
<button
aria-label="Add to cart"
className={clsx(buttonClasses, {
"hover:opacity-90": true,
})}
>
<div className="absolute left-0 ml-4">
<PlusIcon className="h-5" />
</div>
Add To Cart
</button>
);
}
export function AddToCart({ product }: { product: Product }) {
const { variants, availableForSale } = product;
const { addCartItem } = useCart();
const { state } = useProduct();
const [message, formAction] = useActionState(
addItem,
"Error adding item to cart"
);
const variant = variants.find((variant: ProductVariant) =>
variant.selectedOptions.every(
(option) => option.value === state[option.name.toLowerCase()]
)
);
const defaultVariantId = variants.length === 1 ? variants[0]?.id : undefined;
const selectedVariantId = variant?.id || defaultVariantId;
const finalVariant = variants.find(
(variant) => variant.id === selectedVariantId
)!;
return (
<form
action={async () => {
if (selectedVariantId) {
await addItem(selectedVariantId);
addCartItem(finalVariant, product);
}
}}
>
<SubmitButton
availableForSale={availableForSale}
selectedVariantId={selectedVariantId}
/>
<p aria-live="polite" className="sr-only" role="status">
{message}
</p>
</form>
);
}