// Built with anycoder
// https://huggingface.co/spaces/akhaliq/anycoder

import { useState, useEffect } from 'react';
import { Play, Pause, RotateCcw } from 'lucide-react';

const BeatBotGPT5 = () => {
  const [isPlaying, setIsPlaying] = useState(false);
  const [currentStep, setCurrentStep] = useState(0);
  const [bpm] = useState(128);

  // GPT-5 celebration beat pattern
  const pattern = {
    kick:  [1, 0, 0, 0, 1, 0, 0, 1, 1, 0, 0, 0, 1, 0, 0, 0],
    snare: [0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0],
    hihat: [0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1],
    clap:  [0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1],
  };

  const tracks = [
    { name: 'Kick', pattern: pattern.kick, color: 'bg-red-500' },
    { name: 'Snare', pattern: pattern.snare, color: 'bg-blue-500' },
    { name: 'Hi-Hat', pattern: pattern.hihat, color: 'bg-green-500' },
    { name: 'Clap', pattern: pattern.clap, color: 'bg-yellow-500' },
  ];

  useEffect(() => {
    if (!isPlaying) return;

    const interval = setInterval(() => {
      setCurrentStep((prev) => (prev + 1) % 16);
    }, (60 / bpm / 4) * 1000);

    return () => clearInterval(interval);
  }, [isPlaying, bpm]);

  const togglePlayback = () => setIsPlaying(!isPlaying);
  const resetBeat = () => {
    setIsPlaying(false);
    setCurrentStep(0);
  };

  return (
    <div className="min-h-screen bg-gradient-to-br from-purple-900 via-blue-900 to-indigo-900 text-white p-8">
      <div className="max-w-6xl mx-auto">
        <header className="text-center mb-12">
          <h1 className="text-5xl font-bold mb-2 bg-gradient-to-r from-cyan-400 to-purple-400 bg-clip-text text-transparent">
            Built with anycoder
          </h1>
          <h2 className="text-3xl font-semibold mb-4">🎉 GPT-5 Celebration Beat 🎉</h2>
          <p className="text-xl text-gray-300">The future of AI never sounded so good</p>
        </header>

        <div className="bg-black bg-opacity-50 rounded-2xl p-8 backdrop-blur-lg">
          <div className="flex justify-center gap-4 mb-8">
            <button
              onClick={togglePlayback}
              className="flex items-center gap-2 px-6 py-3 bg-gradient-to-r from-purple-600 to-pink-600 rounded-full hover:from-purple-700 hover:to-pink-700 transition-all transform hover:scale-105"
            >
              {isPlaying ? <Pause size={24} /> : <Play size={24} />}
              {isPlaying ? 'Pause' : 'Play'}
            </button>
            <button
              onClick={resetBeat}
              className="flex items-center gap-2 px-6 py-3 bg-gradient-to-r from-gray-600 to-gray-700 rounded-full hover:from-gray-700 hover:to-gray-800 transition-all transform hover:scale-105"
            >
              <RotateCcw size={24} />
              Reset
            </button>
          </div>

          <div className="space-y-4">
            {tracks.map((track) => (
              <div key={track.name} className="flex items-center gap-4">
                <div className="w-20 text-right font-semibold">{track.name}</div>
                <div className="flex gap-2">
                  {track.pattern.map((step, index) => (
                    <div
                      key={index}
                      className={`w-12 h-12 rounded-lg border-2 transition-all ${step ? track.color : 'bg-gray-800 border-gray-600'} ${currentStep === index && isPlaying ? 'ring-4 ring-white ring-opacity-50' : ''}`}
                    />
                  ))}
                </div>
              </div>
            ))}
          </div>

          <div className="mt-8 text-center">
            <div className="text-2xl font-bold mb-2">{bpm} BPM</div>
            <div className="text-lg text-gray-400">Step: {currentStep + 1} / 16</div>
          </div>
        </div>

        <div className="mt-8 text-center text-gray-400">
          <p>🔥 Drop the beat for GPT-5! 🔥</p>
        </div>
      </div>
    </div>
  );
};

export default BeatBotGPT5;