'use client';

import { useState, useEffect } from 'react';
import { fileApi } from '@/lib/api';
import { FileItem } from '@/types';
import { formatBytes, formatDate } from '@/lib/utils';
import { motion, AnimatePresence } from 'framer-motion';
import { Search, Play, X, Film } from 'lucide-react';

export default function VideosPage() {
  const [videos, setVideos] = useState<FileItem[]>([]);
  const [loading, setLoading] = useState(true);
  const [search, setSearch] = useState('');
  const [playing, setPlaying] = useState<FileItem | null>(null);

  useEffect(() => { loadVideos(); }, []);

  const loadVideos = async () => {
    try {
      const { data } = await fileApi.getAll({ category: 'video' });
      setVideos(data);
    } catch {} finally {
      setLoading(false);
    }
  };

  const filtered = videos.filter(v =>
    v.originalName.toLowerCase().includes(search.toLowerCase())
  );

  if (loading) {
    return (
      <div className="h-full flex items-center justify-center">
        <div className="flex items-center gap-3">
          <div className="w-6 h-6 border-2 border-primary-500 border-t-transparent rounded-full animate-spin" />
          <p className="text-sm text-vault-muted">Loading videos...</p>
        </div>
      </div>
    );
  }

  return (
    <div className="h-full flex flex-col p-6">
      <div className="flex items-center justify-between mb-6">
        <div>
          <h1 className="text-2xl font-bold">Video Center</h1>
          <p className="text-sm text-vault-muted">{videos.length} videos</p>
        </div>
      </div>

      <div className="flex items-center gap-2 glass rounded-lg px-3 py-2 max-w-md mb-6">
        <Search className="w-4 h-4 text-vault-muted" />
        <input
          value={search}
          onChange={(e) => setSearch(e.target.value)}
          placeholder="Search videos..."
          className="flex-1 bg-transparent text-sm text-vault-text placeholder-vault-muted/50 focus:outline-none"
        />
        {search && <X className="w-4 h-4 text-vault-muted cursor-pointer" onClick={() => setSearch('')} />}
      </div>

      <div className="flex-1 overflow-y-auto scrollbar-thin">
        <div className="grid grid-cols-1 sm:grid-cols-2 md:grid-cols-3 lg:grid-cols-4 gap-4">
          {filtered.map((video) => (
            <motion.div
              key={video.id}
              initial={{ opacity: 0, scale: 0.95 }}
              animate={{ opacity: 1, scale: 1 }}
              onClick={() => setPlaying(video)}
              className="glass-card overflow-hidden cursor-pointer group hover:border-primary-500/20 transition-all"
            >
              <div className="aspect-video bg-vault-surface relative flex items-center justify-center">
                <Film className="w-12 h-12 text-vault-muted/30" />
                <div className="absolute inset-0 bg-black/40 opacity-0 group-hover:opacity-100 transition-opacity flex items-center justify-center">
                  <div className="w-14 h-14 bg-primary-500/80 rounded-full flex items-center justify-center">
                    <Play className="w-6 h-6 text-white ml-0.5" />
                  </div>
                </div>
              </div>
              <div className="p-3">
                <p className="text-sm font-medium truncate">{video.originalName}</p>
                <p className="text-[10px] text-vault-muted mt-1">{formatBytes(video.fileSize)}</p>
              </div>
            </motion.div>
          ))}
          {filtered.length === 0 && (
            <div className="col-span-full text-center py-20 text-vault-muted">
              <Film className="w-12 h-12 mx-auto mb-3 opacity-30" />
              <p>No videos found</p>
            </div>
          )}
        </div>
      </div>

      {/* Video player */}
      <AnimatePresence>
        {playing && (
          <motion.div
            initial={{ opacity: 0 }}
            animate={{ opacity: 1 }}
            exit={{ opacity: 0 }}
            className="fixed inset-0 z-50 bg-black/90 backdrop-blur-lg flex items-center justify-center"
            onClick={() => setPlaying(null)}
          >
            <button
              onClick={() => setPlaying(null)}
              className="absolute top-4 right-4 p-2 rounded-full bg-white/10 hover:bg-white/20 transition-colors z-10"
            >
              <X className="w-6 h-6 text-white" />
            </button>

            <div className="max-w-[90vw] max-h-[90vh] w-full" onClick={(e) => e.stopPropagation()}>
              <video
                controls
                autoPlay
                className="w-full max-h-[85vh] rounded-xl"
                src={`http://localhost:5000/${playing.path}`}
              >
                Your browser does not support video playback.
              </video>
              <div className="mt-3 glass-darker px-4 py-3 rounded-xl">
                <p className="text-sm font-medium text-white">{playing.originalName}</p>
                <p className="text-xs text-white/60">{formatBytes(playing.fileSize)}</p>
              </div>
            </div>
          </motion.div>
        )}
      </AnimatePresence>
    </div>
  );
}