"use client";

import "swiper/css/effect-coverflow";
import "swiper/css/pagination";
import "swiper/css/navigation";
import "swiper/css";
import "swiper/css/effect-cards";

import { motion } from "framer-motion";
import { ArrowRight } from "lucide-react";
import { useEffect, useRef, useState } from "react";
import type { Swiper as SwiperType } from "swiper";
import { Autoplay, EffectCoverflow } from "swiper/modules";
import { Swiper, SwiperSlide } from "swiper/react";

import { Button } from "@/components/ui/button";
import { cn } from "@/lib/utils";

const IMAGES = [
  {
    src: "/block-media/shadcnblocks/block/lummi/random11.jpeg",
    alt: "اجرای زنده موسیقی در فضای شهری",
  },
  {
    src: "/block-media/shadcnblocks/block/lummi/random1.jpeg",
    alt: "نوازنده در استودیو ضبط",
  },
  {
    src: "/block-media/shadcnblocks/block/lummi/random2.jpeg",
    alt: "جمعیت در کنسرت روباز",
  },
  {
    src: "/block-media/shadcnblocks/block/lummi/random11.jpeg",
    alt: "صحنه اجرای موسیقی الکترونیک",
  },
  {
    src: "/block-media/shadcnblocks/block/lummi/random1.jpeg",
    alt: "تمرین گروه موسیقی",
  },
  {
    src: "/block-media/shadcnblocks/block/lummi/random2.jpeg",
    alt: "جشن موسیقی در فضای باز",
  },
];

const css = `
.mySwiper21 {
  width: 100%;
  height: 420px;
  padding-bottom: 50px;
}

.mySwiper21 .swiper-slide {
  background-position: center;
  background-size: cover;
  width: 300px;
}

.mySwiper21 .swiper-slide img {
  display: block;
  width: 100%;
}

.swiper-3d .swiper-slide-shadow-left {
  background-image: none;
}
.swiper-3d .swiper-slide-shadow-right {
  background: none;
}
`;

interface Gallery21Props {
  className?: string;
}

const Gallery21 = ({ className }: Gallery21Props) => {
  const swiperRef = useRef<SwiperType | null>(null);
  const swiperContainerRef = useRef<HTMLDivElement>(null);
  const [swiperReady, setSwiperReady] = useState(false);

  useEffect(() => {
    const swiper = swiperRef.current;
    if (!swiper || !swiperReady) {
      return;
    }

    const updateSwiper = () => {
      swiper.update();
      swiper.slideToLoop(swiper.realIndex, 0);
    };

    updateSwiper();

    const container = swiperContainerRef.current;
    if (!container) {
      return;
    }

    const resizeObserver = new ResizeObserver(updateSwiper);
    resizeObserver.observe(container);

    return () => {
      resizeObserver.disconnect();
    };
  }, [swiperReady]);

  return (
    <section dir="rtl" lang="fa" className={cn("py-32", className)}>
      <style>{css}</style>
      <div className="container">
        <div className="relative mx-auto flex w-full max-w-4xl flex-col items-center gap-10">
          <div
            ref={swiperContainerRef}
            dir="rtl"
            className="relative h-[420px] w-full overflow-hidden"
          >
            <div className="pointer-events-none absolute inset-y-0 start-0 z-10 w-16 bg-gradient-to-r from-background to-transparent sm:w-24 lg:w-32" />
            <div className="pointer-events-none absolute inset-y-0 end-0 z-10 w-16 bg-gradient-to-l from-background to-transparent sm:w-24 lg:w-32" />

            <motion.div
              className="relative mx-auto flex h-full w-full items-center justify-center"
              initial={{ opacity: 0, translateY: 20 }}
              animate={{ opacity: 1, translateY: 0 }}
              transition={{
                duration: 0.3,
                delay: 0.5,
              }}
            >
              <Swiper
                spaceBetween={50}
                autoplay={{
                  delay: 1500,
                  disableOnInteraction: false,
                }}
                effect="coverflow"
                grabCursor={true}
                centeredSlides={true}
                centeredSlidesBounds={true}
                loop={true}
                slidesPerView={2.447}
                coverflowEffect={{
                  rotate: 0,
                  stretch: 0,
                  depth: 100,
                  modifier: 2.5,
                }}
                className="mySwiper21"
                modules={[EffectCoverflow, Autoplay]}
                onSwiper={(swiper) => {
                  swiperRef.current = swiper;
                  setSwiperReady(true);
                }}
              >
                {IMAGES.map((image, index) => (
                  <SwiperSlide key={`${image.alt}-${index}`}>
                    <img
                      className="h-full w-full overflow-hidden rounded-3xl object-cover shadow-lg"
                      src={image.src}
                      alt={image.alt}
                    />
                  </SwiperSlide>
                ))}
              </Swiper>
            </motion.div>
          </div>
          <div className="flex flex-col items-center justify-center text-center">
            <h3 className="max-w-sm px-2 text-xl font-medium tracking-tight">
              موسیقی را بشنوید: تجربه‌ای بی‌سابقه
            </h3>
            <Button
              variant="secondary"
              className="group mt-10 flex items-center justify-center gap-2 rounded-full tracking-tight"
            >
              کشف موسیقی
              <ArrowRight className="size-4 -rotate-45 transition-all ease-out group-hover:rotate-0 rtl:rotate-[135deg] rtl:group-hover:rotate-0" />
            </Button>
          </div>
        </div>
      </div>
    </section>
  );
};

export { Gallery21 };