"use client";
import React, { useEffect, useState } from "react";
import { Star, MessageSquareQuote, ShieldCheck, UserCheck } from "lucide-react";
import { motion } from "motion/react";
import SafeImage from "./SafeImage";
import { useSettingsStore } from "../lib/store/settingsStore";
import api, { BASE_DOMAIN } from "../lib/services/api";

export interface Testimonial {
  id: string;
  authorName: string;
  roleTitle?: string;
  avatarUrl?: string;
  content: string;
  rating: number;
  isFeatured: boolean;
  isActive: boolean;
}

export default function TestimonialsSection() {
  const getText = useSettingsStore(state => state.getText);
  const [testimonials, setTestimonials] = useState<Testimonial[]>([]);
  const [isLoading, setIsLoading] = useState(true);

  useEffect(() => {
    async function loadTestimonials() {
      try {
        setIsLoading(true);
        const res = await api.get('/testimonials/homepage');
        const raw = res.data;
        const list = Array.isArray(raw?.testimonials)
          ? raw.testimonials
          : Array.isArray(raw?.data?.testimonials)
          ? raw.data.testimonials
          : Array.isArray(raw?.data)
          ? raw.data
          : Array.isArray(raw)
          ? raw
          : [];
        setTestimonials(list.filter((t: Testimonial) => t.isActive !== false));
      } catch (err) {
        console.error('Failed to load testimonials:', err);
        setTestimonials([]);
      } finally {
        setIsLoading(false);
      }
    }
    loadTestimonials();

  }, []);

  if (!isLoading && testimonials.length === 0) {
    return null; // Gracefully hide section if no testimonials exist in backend
  }

  return (
    <section className="py-8 sm:py-20 bg-medical-gray-50/50 border-t border-medical-gray-100 font-vazir" dir="rtl">
      <div className="max-w-7xl mx-auto px-4">
        {/* Section Header */}
        <div className="text-center max-w-2xl mx-auto mb-6 sm:mb-16">
          <motion.div
            initial={{ opacity: 0, y: 20 }}
            whileInView={{ opacity: 1, y: 0 }}
            className="inline-flex items-center gap-2 px-3.5 py-1.5 bg-canina-blue/10 text-canina-blue rounded-full text-[10px] font-black uppercase tracking-widest mb-3 sm:mb-4"
          >
            <UserCheck className="w-3.5 h-3.5" />
            <span>{getText('testimonials_badge', 'توصیه‌ها و تجربیات')}</span>
          </motion.div>
          <h2 className="text-2xl sm:text-4xl md:text-5xl font-black text-medical-gray-900 leading-tight font-lalezar tracking-wide">
            {getText('testimonials_title_1', 'نظرات')} <span className="text-canina-blue">{getText('testimonials_title_2', 'دامپزشکان و مشتریان')}</span>
          </h2>
          <p className="text-sm sm:text-lg text-medical-gray-500 font-medium mt-2 sm:mt-4">
            {getText('testimonials_desc', 'تجربه استفاده از مکمل‌های دارویی کنینا از نگاه برترین کلینیک‌های دامپزشکی و سرپرستان پت در سراسر کشور.')}
          </p>
        </div>

        {/* Testimonials Grid */}
        {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="bg-white rounded-3xl p-6 border border-medical-gray-100 shadow-xs animate-pulse space-y-4">
                <div className="flex items-center gap-3">
                  <div className="w-12 h-12 rounded-2xl bg-medical-gray-100" />
                  <div className="space-y-2 flex-1">
                    <div className="h-4 bg-medical-gray-100 rounded-md w-1/2" />
                    <div className="h-3 bg-medical-gray-100 rounded-md w-1/3" />
                  </div>
                </div>
                <div className="h-16 bg-medical-gray-100 rounded-xl" />
              </div>
            ))}
          </div>
        ) : (
          <div className="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 gap-6">
            {testimonials.map((item, index) => {
              const avatar = item.avatarUrl?.startsWith('http') 
                ? item.avatarUrl 
                : (item.avatarUrl ? `${BASE_DOMAIN}${item.avatarUrl}` : '');

              return (
                <motion.div
                  key={item.id || index}
                  initial={{ opacity: 0, y: 20 }}
                  whileInView={{ opacity: 1, y: 0 }}
                  viewport={{ once: true }}
                  transition={{ delay: index * 0.1 }}
                  className="bg-white rounded-3xl p-6 border border-medical-gray-100 shadow-sm hover:shadow-md transition-all flex flex-col justify-between"
                >
                  <div>
                    {/* Rating stars */}
                    <div className="flex items-center gap-1 text-amber-400 mb-4">
                      {Array.from({ length: item.rating || 5 }).map((_, r) => (
                        <Star key={r} className="w-4 h-4 fill-amber-400" />
                      ))}
                    </div>

                    {/* Content Quote */}
                    <p className="text-sm text-medical-gray-700 leading-relaxed font-medium mb-6 relative">
                      «{item.content}»
                    </p>
                  </div>

                  {/* Author footer */}
                  <div className="flex items-center gap-3 pt-4 border-t border-medical-gray-100">
                    <div className="w-12 h-12 rounded-2xl bg-medical-gray-50 border border-medical-gray-100 flex items-center justify-center overflow-hidden flex-shrink-0">
                      {avatar ? (
                        <SafeImage
                          src={avatar}
                          alt={item.authorName}
                          className="w-full h-full"
                          imgClassName="object-cover"
                        />
                      ) : (
                        <UserCheck className="w-6 h-6 text-canina-blue/40" />
                      )}
                    </div>
                    <div>
                      <h4 className="font-extrabold text-sm text-medical-gray-900 leading-tight">
                        {item.authorName}
                      </h4>
                      {item.roleTitle && (
                        <p className="text-xs text-canina-blue font-bold mt-0.5">
                          {item.roleTitle}
                        </p>
                      )}
                    </div>
                  </div>
                </motion.div>
              );
            })}
          </div>
        )}
      </div>
    </section>
  );
}