import React, { useEffect } from 'react';
import { useParams, Link } from 'react-router-dom';
import { ArrowLeft, Share2, Play, Calendar, User, Building2 } from 'lucide-react';
import { MOCK_INTERVIEWS } from '../services/mockData';
import { InterviewType } from '../types';

const InterviewDetailPage = () => {
  const { id } = useParams();
  const interview = MOCK_INTERVIEWS.find(i => i.id === id);

  useEffect(() => {
    window.scrollTo(0, 0);
  }, [id]);

  if (!interview) return null;

  // Helper to get YouTube embed URL
  const getEmbedUrl = (url: string) => {
    const regExp = /^.*(youtu.be\/|v\/|u\/\w\/|embed\/|watch\?v=|&v=)([^#&?]*).*/;
    const match = url.match(regExp);
    return (match && match[2].length === 11) ? `https://www.youtube.com/embed/${match[2]}` : null;
  };

  const isVideo = interview.type === InterviewType.VIDEO;

  return (
    <div className="bg-white min-h-screen">
        <div className="max-w-4xl mx-auto px-4 sm:px-6 lg:px-8 py-12">
            <Link to="/afrolife" className="inline-flex items-center text-gray-500 hover:text-brand-600 mb-8 transition-colors">
                <ArrowLeft className="w-4 h-4 mr-2" /> Retour à Afro Life
            </Link>

            {/* Header Info */}
            <div className="text-center mb-10">
                <div className="inline-flex items-center justify-center px-3 py-1 rounded-full bg-gray-100 text-gray-600 text-xs font-bold uppercase tracking-wider mb-4">
                    {isVideo ? 'Interview Vidéo' : 'Grand Entretien'}
                </div>
                <h1 className="text-3xl md:text-5xl font-serif font-bold text-gray-900 mb-6 leading-tight">
                    {interview.title}
                </h1>
                
                <div className="flex flex-wrap justify-center gap-6 text-sm text-gray-500">
                    <div className="flex items-center">
                        <User className="w-4 h-4 mr-2 text-brand-500" />
                        <span className="font-medium text-gray-900">{interview.guestName}</span>
                        <span className="mx-1 text-gray-400">|</span>
                        <span>{interview.role}</span>
                    </div>
                    <div className="flex items-center">
                        <Building2 className="w-4 h-4 mr-2 text-brand-500" />
                        {interview.companyName}
                    </div>
                    <div className="flex items-center">
                        <Calendar className="w-4 h-4 mr-2 text-brand-500" />
                        {interview.date}
                    </div>
                </div>
            </div>

            {/* Main Content Area */}
            {isVideo ? (
                <div className="bg-black rounded-xl overflow-hidden shadow-2xl aspect-w-16 aspect-h-9 mb-10">
                    {interview.videoUrl ? (
                        <iframe 
                            src={getEmbedUrl(interview.videoUrl) || ''} 
                            title={interview.title}
                            allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" 
                            allowFullScreen
                            className="w-full h-full"
                        ></iframe>
                    ) : (
                        <div className="w-full h-full flex items-center justify-center bg-gray-900">
                             <p className="text-white">Vidéo non disponible</p>
                        </div>
                    )}
                </div>
            ) : (
                <div className="relative h-64 md:h-96 rounded-xl overflow-hidden shadow-lg mb-10">
                    <img src={interview.thumbnailUrl} alt={interview.title} className="w-full h-full object-cover" />
                    <div className="absolute inset-0 bg-gradient-to-t from-black/50 to-transparent"></div>
                </div>
            )}

            {/* Description / Article Content */}
            <div className="prose prose-lg prose-orange max-w-none mx-auto text-gray-600">
                {!isVideo && interview.content ? (
                     interview.content.split('\n').map((paragraph, idx) => (
                        <p key={idx}>{paragraph}</p>
                     ))
                ) : (
                    <p className="text-xl font-serif italic text-gray-500 border-l-4 border-brand-500 pl-6 py-2">
                        {interview.excerpt}
                    </p>
                )}
            </div>

            {/* Footer Actions */}
            <div className="mt-12 pt-8 border-t border-gray-100 flex justify-center">
                <button className="flex items-center px-6 py-3 rounded-full bg-brand-50 text-brand-700 font-medium hover:bg-brand-100 transition-colors">
                    <Share2 className="w-5 h-5 mr-2" />
                    Partager cette interview
                </button>
            </div>
        </div>
    </div>
  );
};

export default InterviewDetailPage;