import * as React from "react";
import { cva, type VariantProps } from "class-variance-authority";

import { cn } from "@/lib/utils";

const alertVariants = cva(
  "relative w-full rounded-lg border p-4 [&>svg~*]:pl-7 [&>svg+div]:translate-y-[-3px] [&>svg]:absolute [&>svg]:left-4 [&>svg]:top-4 [&>svg]:text-foreground",
  {
    variants: {
      variant: {
        default: "bg-background text-foreground",
        destructive:
          "border-destructive/50 text-destructive dark:border-destructive [&>svg]:text-destructive",
        warning:
          "border-amber-500/50 bg-amber-50 text-amber-800 dark:bg-amber-950/20 dark:text-amber-400 dark:border-amber-500/30 [&>svg]:text-amber-600 dark:[&>svg]:text-amber-400",
        info: "border-blue-500/50 bg-blue-50 text-blue-800 dark:bg-blue-950/20 dark:text-blue-400 dark:border-blue-500/30 [&>svg]:text-blue-600 dark:[&>svg]:text-blue-400",
      },
    },
    defaultVariants: {
      variant: "default",
    },
  },
);

const Alert = React.forwardRef<
  HTMLDivElement,
  React.HTMLAttributes<HTMLDivElement> & VariantProps<typeof alertVariants>
>(({ className, variant, ...props }, ref) => (
  <div
    ref={ref}
    role="alert"
    className={cn(alertVariants({ variant }), className)}
    {...props}
  />
));
Alert.displayName = "Alert";

const AlertTitle = React.forwardRef<
  HTMLParagraphElement,
  React.HTMLAttributes<HTMLHeadingElement>
>(({ className, ...props }, ref) => (
  <h5
    ref={ref}
    className={cn("mb-1 font-medium leading-none", className)}
    {...props}
  />
));
AlertTitle.displayName = "AlertTitle";

const AlertDescription = React.forwardRef<
  HTMLParagraphElement,
  React.HTMLAttributes<HTMLParagraphElement>
>(({ className, ...props }, ref) => (
  <div
    ref={ref}
    className={cn("text-sm [&_p]:leading-relaxed", className)}
    {...props}
  />
));
AlertDescription.displayName = "AlertDescription";

export { Alert, AlertTitle, AlertDescription };
