'use client';

import { ColorInfo as ColorInfoType } from '@/lib/api/types';
import { Button } from '@/components/ui/button';
import { Copy } from 'lucide-react';
import { toast } from 'sonner';
import { cn } from '@/lib/utils/cn';

interface ColorInfoProps {
  info: ColorInfoType;
  className?: string;
}

export function ColorInfo({ info, className }: ColorInfoProps) {
  const copyToClipboard = (value: string, label: string) => {
    navigator.clipboard.writeText(value);
    toast.success(`Copied ${label} to clipboard`);
  };

  const formatRgb = (rgb: { r: number; g: number; b: number; a?: number }) => {
    if (rgb.a !== undefined && rgb.a < 1) {
      return `rgba(${rgb.r}, ${rgb.g}, ${rgb.b}, ${rgb.a})`;
    }
    return `rgb(${rgb.r}, ${rgb.g}, ${rgb.b})`;
  };

  const formatHsl = (hsl: { h: number; s: number; l: number; a?: number }) => {
    if (hsl.a !== undefined && hsl.a < 1) {
      return `hsla(${Math.round(hsl.h)}°, ${Math.round(hsl.s * 100)}%, ${Math.round(hsl.l * 100)}%, ${hsl.a})`;
    }
    return `hsl(${Math.round(hsl.h)}°, ${Math.round(hsl.s * 100)}%, ${Math.round(hsl.l * 100)}%)`;
  };

  const formatLab = (lab: { l: number; a: number; b: number }) => {
    return `lab(${lab.l.toFixed(1)}, ${lab.a.toFixed(1)}, ${lab.b.toFixed(1)})`;
  };

  const formats = [
    { label: 'Hex', value: info.hex },
    { label: 'RGB', value: formatRgb(info.rgb) },
    { label: 'HSL', value: formatHsl(info.hsl) },
    { label: 'Lab', value: formatLab(info.lab) },
    { label: 'OkLab', value: formatLab(info.oklab) },
  ];

  return (
    <div className={cn('space-y-4', className)}>
      <div className="grid grid-cols-1 gap-3">
        {formats.map((format) => (
          <div
            key={format.label}
            className="flex items-center justify-between p-3 bg-muted rounded-lg"
          >
            <div className="flex-1">
              <div className="text-xs text-muted-foreground mb-1">{format.label}</div>
              <div className="font-mono text-sm">{format.value}</div>
            </div>
            <Button
              size="icon"
              variant="ghost"
              onClick={() => copyToClipboard(format.value, format.label)}
              aria-label={`Copy ${format.label} value`}
            >
              <Copy className="h-4 w-4" />
            </Button>
          </div>
        ))}
      </div>

      <div className="grid grid-cols-2 gap-3 pt-2 border-t">
        <div className="space-y-1">
          <div className="text-xs text-muted-foreground">Brightness</div>
          <div className="text-sm font-medium">{(info.brightness * 100).toFixed(1)}%</div>
        </div>
        <div className="space-y-1">
          <div className="text-xs text-muted-foreground">Luminance</div>
          <div className="text-sm font-medium">{(info.luminance * 100).toFixed(1)}%</div>
        </div>
        <div className="space-y-1">
          <div className="text-xs text-muted-foreground">Type</div>
          <div className="text-sm font-medium">{info.is_light ? 'Light' : 'Dark'}</div>
        </div>
        {info.name && typeof info.name === 'string' && (
          <div className="space-y-1">
            <div className="text-xs text-muted-foreground">Named</div>
            <div className="text-sm font-medium">{info.name}</div>
          </div>
        )}
      </div>
    </div>
  );
}