import * as React from 'react';
import { cn } from '@/lib/utils';

// Root card container props
export interface CardProps extends React.HTMLAttributes<HTMLDivElement> {}

// Header region props
export interface CardHeaderProps extends React.HTMLAttributes<HTMLDivElement> {}

// Main body props
export interface CardContentProps extends React.HTMLAttributes<HTMLDivElement> {}

// Footer region props
export interface CardFooterProps extends React.HTMLAttributes<HTMLDivElement> {}

// Title typography props
export interface CardTitleProps extends React.HTMLAttributes<HTMLHeadingElement> {}

// Subtitle / description props
export interface CardDescriptionProps extends React.HTMLAttributes<HTMLParagraphElement> {}

/**
 * Card — groups related content and actions.
 */
const Card = React.forwardRef<HTMLDivElement, CardProps>(
  ({ className, ...props }, ref) => (
    <div
      ref={ref}
      className={cn(
        'rounded-lg border border-gray-200 bg-white text-gray-950 shadow-sm',
        className
      )}
      {...props}
    />
  )
);
Card.displayName = 'Card';

/** Top section inside a card (title + description). */
const CardHeader = React.forwardRef<HTMLDivElement, CardHeaderProps>(
  ({ className, ...props }, ref) => (
    <div
      ref={ref}
      className={cn('flex flex-col space-y-1.5 p-6', className)}
      {...props}
    />
  )
);
CardHeader.displayName = 'CardHeader';

/** Card heading. */
const CardTitle = React.forwardRef<HTMLParagraphElement, CardTitleProps>(
  ({ className, ...props }, ref) => (
    <h3
      ref={ref}
      className={cn(
        'text-2xl font-semibold leading-none tracking-tight',
        className
      )}
      {...props}
    />
  )
);
CardTitle.displayName = 'CardTitle';

/** Muted supporting text below the title. */
const CardDescription = React.forwardRef<
  HTMLParagraphElement,
  CardDescriptionProps
>(({ className, ...props }, ref) => (
  <p ref={ref} className={cn('text-sm text-gray-500', className)} {...props} />
));
CardDescription.displayName = 'CardDescription';

/** Primary content area. */
const CardContent = React.forwardRef<HTMLDivElement, CardContentProps>(
  ({ className, ...props }, ref) => (
    <div ref={ref} className={cn('p-6 pt-0', className)} {...props} />
  )
);
CardContent.displayName = 'CardContent';

/** Footer actions row. */
const CardFooter = React.forwardRef<HTMLDivElement, CardFooterProps>(
  ({ className, ...props }, ref) => (
    <div
      ref={ref}
      className={cn('flex items-center p-6 pt-0', className)}
      {...props}
    />
  )
);
CardFooter.displayName = 'CardFooter';

export {
  Card,
  CardHeader,
  CardFooter,
  CardTitle,
  CardDescription,
  CardContent,
};
