<script lang="ts" module>
	import type { WithElementRef } from "bits-ui";
	import type {
		HTMLAnchorAttributes,
		HTMLButtonAttributes,
	} from "svelte/elements";
	import { type VariantProps, tv } from "tailwind-variants";

	export const buttonVariants = tv({
		base: "ring-offset-background border border-transparent focus-visible:ring-ring inline-flex items-center justify-center gap-2 whitespace-nowrap rounded-md text-sm font-medium transition-colors focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-offset-2 disabled:pointer-events-none disabled:opacity-50 [&_svg]:pointer-events-none [&_svg]:size-4 [&_svg]:shrink-0",
		variants: {
			variant: {
				default: "bg-primary text-primary-foreground hover:bg-primary/90",
				reverseOutline:
					"bg-brand-100 text-primary border-brand-400 hover:text-primary-foreground hover:bg-brand-600 hover:border-brand-500",
				destructive:
					"bg-destructive text-destructive-foreground hover:bg-destructive/90",
				outline:
					"border-input bg-background hover:bg-accent hover:text-accent-foreground border",
				outlineWhite:
					"border-input/50 bg-white hover:bg-accent hover:text-accent-foreground border",
				secondary:
					"bg-secondary text-secondary-foreground hover:bg-secondary/80",
				ghost: "hover:bg-primary dark:hover:bg-brand-1000/80 hover:text-primary-foreground",
				ghostGhosted:
					"hover:bg-brand-800/10 text-primary dark:text-primary-foreground dark:hover:bg-brand-100/20",
				white: "bg-white text-black hover:bg-accent hover:text-accent-foreground",
				link: "text-primary underline-offset-4 hover:underline",
				success: "bg-success text-success-foreground hover:bg-success/90",
				warning: "bg-warning text-warning-foreground hover:bg-warning/90",
			},
			size: {
				default: "px-5 py-3",
				sm: "px-3 py-2",
				lg: "px-8 py-4 text-base",
				icon: "h-12 w-12",
				iconSm: "h-10 w-10",
			},
			shadow: {
				default: "",
				sm: "shadow-sm",
				md: "shadow",
				lg: "shadow-lg",
				xl: "shadow-xl",
			},
		},
		defaultVariants: {
			variant: "default",
			size: "default",
			shadow: "default",
		},
	});

	export type ButtonVariant = VariantProps<typeof buttonVariants>["variant"];
	export type ButtonSize = VariantProps<typeof buttonVariants>["size"];
	export type ButtonShadow = VariantProps<typeof buttonVariants>["shadow"];

	export type ButtonProps = WithElementRef<HTMLButtonAttributes> &
		WithElementRef<HTMLAnchorAttributes> & {
			variant?: ButtonVariant;
			size?: ButtonSize;
			shadow?: ButtonShadow;
		};
</script>

<script lang="ts">
	import { cn } from "$lib/utils.js";

	let {
		class: className,
		variant = "default",
		size = "default",
		shadow = "default",
		ref = $bindable(null),
		href = undefined,
		type = "button",
		children,
		...restProps
	}: ButtonProps = $props();
</script>

{#if href}
	<a
		bind:this={ref}
		class={cn(buttonVariants({ variant, size, shadow, className }))}
		{href}
		{...restProps}
	>
		{@render children?.()}
	</a>
{:else}
	<button
		bind:this={ref}
		class={cn(buttonVariants({ variant, size, className }))}
		{type}
		{...restProps}
	>
		{@render children?.()}
	</button>
{/if}
