import { cva, type VariantProps } from "class-variance-authority";
import { cn } from "../../lib/utils";

const emptyVariants = cva(
  "flex w-full min-w-0 flex-1 flex-col items-center justify-center gap-4 rounded-xl border-dashed p-6 text-center text-balance",
  {
    variants: {
      variant: {
        default: "",
        outline: "border border-[color:color-mix(in_oklab,var(--border)_12%,transparent)]",
      },
    },
    defaultVariants: {
      variant: "default",
    },
  },
);

function Empty({
  className,
  variant = "default",
  ...props
}: React.ComponentProps<"div"> & VariantProps<typeof emptyVariants>) {
  return <div data-slot="empty" className={cn(emptyVariants({ variant }), className)} {...props} />;
}

function EmptyHeader({ className, ...props }: React.ComponentProps<"div">) {
  return (
    <div
      data-slot="empty-header"
      className={cn("flex max-w-sm flex-col items-center gap-1", className)}
      {...props}
    />
  );
}

const emptyMediaVariants = cva(
  "mb-2 flex shrink-0 items-center justify-center [&_svg]:pointer-events-none [&_svg]:shrink-0",
  {
    variants: {
      variant: {
        default: "bg-transparent",
        icon: "flex size-8 shrink-0 items-center justify-center rounded-md bg-[color:var(--muted)] text-[color:var(--foreground)] [&_svg:not([class*='size-'])]:size-4",
      },
    },
    defaultVariants: {
      variant: "default",
    },
  },
);

function EmptyMedia({
  className,
  variant = "default",
  ...props
}: React.ComponentProps<"div"> & VariantProps<typeof emptyMediaVariants>) {
  return (
    <div
      data-slot="empty-icon"
      data-variant={variant}
      className={cn(emptyMediaVariants({ variant, className }))}
      {...props}
    />
  );
}

function EmptyTitle({ className, ...props }: React.ComponentProps<"div">) {
  return (
    <div
      data-slot="empty-title"
      className={cn("text-sm font-medium tracking-tight", className)}
      {...props}
    />
  );
}

function EmptyDescription({ className, ...props }: React.ComponentProps<"p">) {
  return (
    <p
      data-slot="empty-description"
      className={cn(
        "text-xs/relaxed text-[color:var(--muted-foreground)] [&>a]:underline [&>a]:underline-offset-4 [&>a:hover]:text-[color:var(--primary)]",
        className,
      )}
      {...props}
    />
  );
}

function EmptyContent({ className, ...props }: React.ComponentProps<"div">) {
  return (
    <div
      data-slot="empty-content"
      className={cn(
        "flex w-full max-w-sm min-w-0 flex-col items-center gap-2 text-xs/relaxed text-balance",
        className,
      )}
      {...props}
    />
  );
}

export {
  Empty,
  EmptyContent,
  EmptyDescription,
  EmptyHeader,
  EmptyMedia,
  EmptyTitle,
};