import React, { useRef, useCallback } from 'react';
import { Button, Carousel, Typography } from 'antd';
import {
  TeamOutlined,
  BookOutlined,
  StarOutlined,
  ClockCircleOutlined,
  LeftOutlined,
  RightOutlined
} from '@ant-design/icons';
import type { CarouselRef } from 'antd/es/carousel';

const { Title, Text } = Typography;

interface CarouselItem {
  title: string;
  desc: string;
  image: string;
  action: string;
  color: string;
}

interface PlatformStat {
  icon: React.ReactNode;
  value: string;
  label: string;
}

const carouselItems: CarouselItem[] = [
  {
    title: '探索编程世界',
    desc: '从零开始学习编程，开启你的技术之旅',
    image: '/images/banner1.jpg',
    action: '立即开始',
    color: 'from-blue-600/90'
  },
  {
    title: '人工智能课程',
    desc: '掌握AI技术，引领未来发展',
    image: '/images/banner2.jpg',
    action: '了解更多',
    color: 'from-purple-600/90'
  }
];

const platformStats: PlatformStat[] = [
  { icon: <TeamOutlined />, value: '50,000+', label: '注册学员' },
  { icon: <BookOutlined />, value: '1,000+', label: '精品课程' },
  { icon: <StarOutlined />, value: '98%', label: '好评度' },
  { icon: <ClockCircleOutlined />, value: '100万+', label: '学习时长' }
];

const HeroSection = () => {
  const carouselRef = useRef<CarouselRef>(null);

  const handlePrev = useCallback(() => {
    carouselRef.current?.prev();
  }, []);

  const handleNext = useCallback(() => {
    carouselRef.current?.next();
  }, []);

  return (
    <section className="relative ">
      <div className="group">
        <Carousel
          ref={carouselRef}
          autoplay
          effect="fade"
          className="h-[600px] mb-24"
          dots={{
            className: 'carousel-dots !bottom-32 !z-20',
          }}
        >
          {carouselItems.map((item, index) => (
            <div key={index} className="relative h-[600px]">
              <div
                className="absolute inset-0 bg-cover bg-center transform transition-[transform,filter] duration-[2000ms] group-hover:scale-105 group-hover:brightness-110 will-change-[transform,filter]"
                style={{
                  backgroundImage: `url(${item.image})`,
                  backfaceVisibility: 'hidden'
                }}
              />
              <div
                className={`absolute inset-0 bg-gradient-to-r ${item.color} to-transparent opacity-90 mix-blend-overlay transition-opacity duration-500`}
              />
              <div className="absolute inset-0 bg-gradient-to-t from-black/50 to-transparent" />

              {/* Content Container */}
              <div className="relative h-full max-w-7xl mx-auto px-6 lg:px-8">
                <div className="absolute left-0 top-1/2 -translate-y-1/2 max-w-2xl">
                  <Title
                    className="text-white mb-8 text-5xl md:text-6xl xl:text-7xl !leading-tight font-bold tracking-tight"
                    style={{
                      transform: 'translateZ(0)'
                    }}
                  >
                    {item.title}
                  </Title>
                  <Text className="text-white/95 text-lg md:text-xl block mb-12 font-light leading-relaxed">
                    {item.desc}
                  </Text>
                  <Button
                    type="primary"
                    size="large"
                    className="h-14 px-12 text-lg font-semibold bg-gradient-to-r from-primary to-primary-600 border-0 shadow-lg hover:shadow-xl hover:from-primary-600 hover:to-primary-700 hover:scale-105 transform transition-all duration-300 ease-out"
                  >
                    {item.action}
                  </Button>
                </div>
              </div>
            </div>
          ))}
        </Carousel>

        {/* Navigation Buttons */}
        <button
          onClick={handlePrev}
          className="absolute left-4 md:left-8 top-1/2 -translate-y-1/2 z-10 opacity-0 group-hover:opacity-100 transition-all duration-300 bg-black/20 hover:bg-black/30 w-12 h-12 flex items-center justify-center rounded-full transform hover:scale-110 hover:shadow-lg"
          aria-label="Previous slide"
        >
          <LeftOutlined className="text-white text-xl" />
        </button>
        <button
          onClick={handleNext}
          className="absolute right-4 md:right-8 top-1/2 -translate-y-1/2 z-10 opacity-0 group-hover:opacity-100 transition-all duration-300 bg-black/20 hover:bg-black/30 w-12 h-12 flex items-center justify-center rounded-full transform hover:scale-110 hover:shadow-lg"
          aria-label="Next slide"
        >
          <RightOutlined className="text-white text-xl" />
        </button>
      </div>

      {/* Stats Container */}
      <div className="absolute -bottom-24 left-1/2 -translate-x-1/2 w-full max-w-6xl px-4">
        <div className="rounded-2xl grid grid-cols-2 md:grid-cols-4 gap-4 md:gap-8 p-6 md:p-8 bg-white border shadow-xl hover:shadow-2xl transition-shadow duration-500 will-change-[transform,box-shadow]">
          {platformStats.map((stat, index) => (
            <div
              key={index}
              className="text-center transform hover:-translate-y-1 hover:scale-105 transition-transform duration-300 ease-out"
            >
              <div className="inline-flex items-center justify-center w-16 h-16 mb-4 rounded-full bg-primary-50 text-primary-600 text-3xl transition-colors duration-300 group-hover:text-primary-700">
                {stat.icon}
              </div>
              <div className="text-2xl font-bold bg-gradient-to-r from-gray-800 to-gray-600 bg-clip-text text-transparent mb-1.5">
                {stat.value}
              </div>
              <div className="text-gray-600 font-medium">{stat.label}</div>
            </div>
          ))}
        </div>
      </div>
    </section>
  );
};

export default HeroSection;