"use client";
import React, { useState } from "react";
import { Play, Star, ShieldCheck, X } from "lucide-react";
import { motion, AnimatePresence } from "motion/react";
import Link from "next/link";
import SafeImage from "./SafeImage";
import { useSettingsStore } from "../lib/store/settingsStore";
import { videoService, Video } from "../lib/services/videoService";
import VideoModalPlayer from './VideoModalPlayer';

export interface TestimonialItem {
  id?: string;
  authorName?: string;
  roleTitle?: string;
  avatarUrl?: string;
  content?: string;
  clinicName?: string;
  vetName?: string;
  imageUrl?: string;
  quote?: string;
  title?: string;
  thumbnail?: string;
  videoUrl?: string;
  description?: string;
  isActive?: boolean;
}

const FALLBACK_VIDEOS = [
  {
    id: "v1",
    title: "نحوه آماده‌سازی کانی‌هیدروکس GAG",
    doctor: "دکتر کلاوس هنینگ",
    duration: "۰۱:۴۵",
    thumbnail: "https://images.unsplash.com/photo-1576091160550-217359f42f8c?auto=format&fit=crop&q=80&w=400",
    videoUrl: "https://www.w3schools.com/html/mov_bbb.mp4",
    description: "آموزش گام به گام آماده‌سازی پودر Canhydrox GAG برای جذب حداکثری در دستگاه گوارش."
  },
  {
    id: "v2",
    title: "اهمیت صدف لب‌سبز",
    doctor: "دکتر النا اشمیت",
    duration: "۰۲:۲۰",
    thumbnail: "https://images.unsplash.com/photo-1599443015574-be5fe8a05783?auto=format&fit=crop&q=80&w=400",
    videoUrl: "https://www.w3schools.com/html/movie.mp4",
    description: "چرا صدف لب‌سبز نیوزیلندی نایاب‌ترین و موثرترین ماده برای بازسازی مفصل است؟"
  },
  {
    id: "v3",
    title: "تغذیه هوشمند توله‌سگ‌ها",
    doctor: "دکتر هلگا فیشر",
    duration: "۰۳:۱۰",
    thumbnail: "/assets/images/regenerated_image_1779109861747.png",
    videoUrl: "https://www.w3schools.com/html/mov_bbb.mp4",
    description: "دوز مصرفی مکمل‌های کلسیم در نژادهای بزرگ برای جلوگیری از بدشکلی‌های استخوانی."
  }
];

interface DisplayVideoItem {
  id: string;
  title?: string;
  doctor?: string;
  duration?: string;
  thumbnail?: string;
  videoUrl?: string;
  description?: string;
  quote?: string;
  imageUrl?: string;
  vetName?: string;
}

export default function VetGallery({ testimonials = [] }: { testimonials?: TestimonialItem[] }) {
  const getText = useSettingsStore(state => state.getText);
  const [apiVideos, setApiVideos] = useState<Video[]>([]);
  const [isLoading, setIsLoading] = useState(true);
  const [selectedVideo, setSelectedVideo] = useState<Video | null>(null);

  React.useEffect(() => {
    setIsLoading(true);
    videoService.getVideos({ featured: true, limit: 3 })
      .then((data) => {
        if (data && Array.isArray(data)) {
          setApiVideos(data);
        }
      })
      .catch((err) => {
        console.error('Failed to load featured videos:', err);
        setApiVideos([]);
      })
      .finally(() => {
        setIsLoading(false);
      });
  }, []);

  if (!isLoading && apiVideos.length === 0) {
    return null; // Don't render video section if no videos are configured
  }

  return (
    <section className="py-24 bg-white font-vazir" dir="rtl">
      <div className="max-w-7xl mx-auto px-4">
        <div className="flex flex-col md:flex-row md:items-end justify-between mb-16 gap-6">
          <div className="max-w-2xl">
            <div className="inline-flex items-center gap-2 px-3 py-1 bg-canina-blue/10 text-canina-blue rounded-full text-[10px] font-black uppercase tracking-widest mb-4">
              <Star className="w-3 h-3" />
              {getText('videos_badge', "Vet Insights")}
            </div>
            <h2 className="text-4xl md:text-5xl font-black text-medical-gray-900 leading-tight font-lalezar tracking-wide" suppressHydrationWarning>
               {getText('videos_title', "مشاوره ویدئویی")} <span className="text-canina-blue underline decoration-4 decoration-canina-blue/20 underline-offset-8">{getText('videos_title_highlight', "دوست دامپزشک پت شما")}</span>
            </h2>
            <p className="text-lg text-medical-gray-500 font-medium mt-6" suppressHydrationWarning>
               {getText('videos_desc', "تیم علمی و فرموله‌کنندگان کمپانی کنینا در آلمان مستقیماً با شما صحبت می‌کنند؛ آشنایی با نحوه مصرف، مزایای بالینی و دانش پزشکی پشت هر محصول.")}
             </p>
          </div>
          <Link 
            href="/videos"
            className="inline-flex items-center gap-2 text-canina-blue font-bold text-sm hover:translate-x-1 transition-transform rtl:hover:-translate-x-1"
          >
            {getText('videos_view_all', "مشاهده همه ویدئوها")}
            <Play className="w-4 h-4" />
          </Link>
        </div>

        {/* Video Grid or Skeleton */}
        {isLoading ? (
          <div className="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 gap-6">
            {[1, 2, 3].map((i) => (
              <div key={i} className="rounded-[2rem] p-2 space-y-4 animate-pulse">
                <div className="aspect-video bg-medical-gray-100 rounded-[2rem]" />
                <div className="h-6 bg-medical-gray-100 rounded-lg w-3/4" />
                <div className="h-4 bg-medical-gray-100 rounded-lg w-1/2" />
              </div>
            ))}
          </div>
        ) : (
          <div className="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 gap-6">
            {apiVideos.map((video, index) => (
              <motion.button
                key={video.id}
                whileHover={{ y: -8 }}
                onClick={() => setSelectedVideo(video)}
                className="w-full text-right block group cursor-pointer focus-visible:ring-4 focus-visible:ring-canina-blue/30 focus-visible:outline-none rounded-[2rem] p-2"
              >
                <div className="relative aspect-video rounded-[2rem] overflow-hidden mb-4 shadow-xl bg-medical-gray-900">
                  <div className="absolute inset-0 bg-medical-gray-900/20 group-hover:bg-transparent transition-colors z-10" />
                  <SafeImage 
                    src={video.thumbnail || ''} 
                    alt={video.title || 'ویدیو دامپزشک'} 
                    className="w-full h-full"
                    imgClassName="object-cover grayscale-[30%] group-hover:grayscale-0 transition-all duration-700"
                  />
                  <div className="absolute inset-0 flex items-center justify-center z-20">
                    <div className="w-16 h-16 bg-white/90 backdrop-blur-sm rounded-full flex items-center justify-center text-canina-blue scale-90 group-hover:scale-100 group-hover:bg-white transition-all shadow-xl">
                      <Play className="w-6 h-6 ml-1" />
                    </div>
                  </div>
                  {video.duration && (
                    <div className="absolute bottom-4 right-4 bg-black/60 backdrop-blur-md text-white px-2 py-1 rounded-lg text-xs font-black z-20 font-vazir flex items-center gap-1 shadow-lg">
                      <span>⏱️</span>
                      <span>{video.duration}</span>
                    </div>
                  )}
                </div>
                <h4 className="text-lg font-black text-medical-gray-900 mb-2 group-hover:text-canina-blue transition-colors leading-tight font-vazir">
                  {video.title}
                </h4>
                <div className="flex items-center gap-2 text-medical-gray-500 font-bold text-sm font-vazir">
                  <ShieldCheck className="w-4 h-4 text-canina-blue" />
                  {video.doctor || 'کادر علمی کنینا'}
                </div>
              </motion.button>
            ))}
          </div>
        )}
      </div>

      {/* Custom Feature-Rich Video Player Modal */}
      <VideoModalPlayer
        isOpen={!!selectedVideo}
        onClose={() => setSelectedVideo(null)}
        video={selectedVideo}
      />
    </section>
  );
}