import React, { useState } from 'react';
import { Button } from '../ui/button';
import { Input } from '../ui/input';
import { Stamp, Eye } from 'lucide-react';
import { useToast } from '../../context/ToastContext';

interface WatermarkSettingsModalProps {
  onClose: () => void;
  onSave: () => void;
}

export const WatermarkSettingsModal: React.FC<WatermarkSettingsModalProps> = ({
  onClose,
  onSave,
}) => {
  const { addToast: _addToast } = useToast();
  const [enabled, setEnabled] = useState(true);
  const [text, setText] = useState('PREVIEW - DO NOT USE');
  const [opacity, setOpacity] = useState(30);
  const [position, setPosition] = useState(4); // 0-8 grid

  const positions = [
    'Top Left',
    'Top Center',
    'Top Right',
    'Mid Left',
    'Center',
    'Mid Right',
    'Bot Left',
    'Bot Center',
    'Bot Right',
  ];

  return (
    <div className="fixed inset-0 z-[100] flex items-center justify-center p-4">
      <div
        className="absolute inset-0 bg-kodo-void/90 backdrop-blur-sm"
        onClick={onClose}
      ></div>
      <div className="relative w-full max-w-2xl bg-kodo-graphite border border-kodo-steel rounded-xl shadow-2xl overflow-hidden animate-scaleIn flex flex-col md:flex-row">
        {/* Left: Controls */}
        <div className="w-full md:w-1/2 p-6 border-r border-kodo-steel bg-kodo-ink">
          <div className="flex justify-between items-center mb-6">
            <h3 className="font-bold text-white flex items-center gap-2">
              <Stamp className="w-4 h-4 text-kodo-magenta" /> Watermark
            </h3>
          </div>

          <div className="space-y-6">
            <label className="flex items-center justify-between cursor-pointer">
              <span className="text-sm font-medium text-white">
                Enable Watermarking
              </span>
              <div
                onClick={() => setEnabled(!enabled)}
                className={`w-10 h-5 rounded-full relative transition-colors ${enabled ? 'bg-kodo-magenta' : 'bg-gray-600'}`}
              >
                <div
                  className={`absolute top-1 w-3 h-3 bg-white rounded-full transition-all ${enabled ? 'left-6' : 'left-1'}`}
                ></div>
              </div>
            </label>

            <div className={!enabled ? 'opacity-50 pointer-events-none' : ''}>
              <Input
                label="Watermark Text"
                value={text}
                onChange={(e) => setText(e.target.value)}
              />

              <div className="mt-4">
                <label className="block text-xs font-bold text-gray-400 uppercase mb-2">
                  Position
                </label>
                <div className="grid grid-cols-3 gap-2">
                  {positions.map((_pos, i) => (
                    <button
                      key={i}
                      onClick={() => setPosition(i)}
                      className={`h-10 rounded border text-[10px] uppercase font-bold transition-all ${position === i ? 'bg-kodo-magenta border-kodo-magenta text-white' : 'bg-kodo-void border-kodo-steel text-gray-500 hover:border-gray-400'}`}
                    >
                      {/* Icon representation usually better, but text works for demo */}
                      <div
                        className={`w-2 h-2 rounded-full mx-auto ${position === i ? 'bg-white' : 'bg-gray-600'}`}
                      ></div>
                    </button>
                  ))}
                </div>
              </div>

              <div className="mt-4">
                <div className="flex justify-between text-xs text-gray-400 mb-2">
                  <span className="font-bold uppercase">Opacity</span>
                  <span>{opacity}%</span>
                </div>
                <input
                  type="range"
                  min="0"
                  max="100"
                  value={opacity}
                  onChange={(e) => setOpacity(Number(e.target.value))}
                  className="w-full h-1 bg-kodo-steel rounded-lg appearance-none cursor-pointer [&::-webkit-slider-thumb]:appearance-none [&::-webkit-slider-thumb]:w-4 [&::-webkit-slider-thumb]:h-4 [&::-webkit-slider-thumb]:bg-kodo-magenta [&::-webkit-slider-thumb]:rounded-full"
                />
              </div>
            </div>
          </div>

          <div className="mt-8 pt-4 border-t border-kodo-steel flex gap-3">
            <Button variant="ghost" onClick={onClose} className="flex-1">
              Cancel
            </Button>
            <Button
              variant="primary"
              onClick={() => {
                onSave();
                onClose();
              }}
              className="flex-1"
            >
              Save Settings
            </Button>
          </div>
        </div>

        {/* Right: Preview */}
        <div className="w-full md:w-1/2 bg-black relative flex items-center justify-center overflow-hidden">
          <div className="absolute top-4 right-4 z-10 bg-black/50 px-2 py-1 rounded text-xs text-white font-mono flex items-center gap-2">
            <Eye className="w-3 h-3" /> PREVIEW
          </div>

          {/* Dummy Content */}
          <div className="w-3/4 aspect-square bg-gray-800 rounded-lg relative overflow-hidden shadow-2xl">
            <img
              src="https://picsum.photos/id/237/600/600"
              className="w-full h-full object-cover opacity-80"
            />

            {/* Watermark Overlay */}
            {enabled && (
              <div
                className={`absolute inset-0 flex p-4 ${
                  position === 0
                    ? 'items-start justify-start'
                    : position === 1
                      ? 'items-start justify-center'
                      : position === 2
                        ? 'items-start justify-end'
                        : position === 3
                          ? 'items-center justify-start'
                          : position === 4
                            ? 'items-center justify-center'
                            : position === 5
                              ? 'items-center justify-end'
                              : position === 6
                                ? 'items-end justify-start'
                                : position === 7
                                  ? 'items-end justify-center'
                                  : 'items-end justify-end'
                }`}
              >
                <span
                  className="text-white font-bold text-xl uppercase whitespace-nowrap transform -rotate-12 border-4 border-white/50 px-4 py-1"
                  style={{ opacity: opacity / 100 }}
                >
                  {text}
                </span>
              </div>
            )}
          </div>
        </div>
      </div>
    </div>
  );
};