"use client";

import { useRef } from "react";
import type { Swiper as SwiperClass } from "swiper";
import { Autoplay, Navigation } from "swiper/modules";
import { Swiper, SwiperSlide } from "swiper/react";
import { IconChevron } from "@/components/icons";
import { Reveal } from "@/components/Reveal";
import { FEATURES } from "./features-data";

// Cards + a right-hand heading/nav column, matching the original theme's
// feature section exactly (Owl Carousel there, Swiper here per instruction).
export function FeatureCards() {
  const swiperRef = useRef<SwiperClass | null>(null);

  return (
    <section className="py-16 md:py-24">
      <div className="boxed grid gap-10 md:grid-cols-[280px_minmax(0,1fr)]">
        <Reveal className="text-center md:text-right">
          <h2 className="text-3xl font-bold text-ink">ویژگی‌های ما</h2>
          <p className="mt-4 text-sm leading-7 text-body">
            لورم ایپسوم متن ساختگی با تولید سادگی نامفهوم از صنعت چاپ و با استفاده از طراحان گرافیک است.
          </p>

          <div className="mt-8 flex items-center justify-center gap-3 md:justify-start">
            <button
              type="button"
              aria-label="اسلاید بعدی"
              onClick={() => swiperRef.current?.slideNext()}
              className="flex h-10 w-10 items-center justify-center rounded-full border border-line text-ink-soft transition-colors hover:border-primary hover:text-primary"
            >
              <IconChevron className="h-4 w-4 -scale-x-100" />
            </button>
            <button
              type="button"
              aria-label="اسلاید قبلی"
              onClick={() => swiperRef.current?.slidePrev()}
              className="flex h-10 w-10 items-center justify-center rounded-full border border-line text-ink-soft transition-colors hover:border-primary hover:text-primary"
            >
              <IconChevron className="h-4 w-4" />
            </button>
          </div>
        </Reveal>

        <Reveal delay={100} className="min-w-0">
          <Swiper
            modules={[Autoplay, Navigation]}
            slidesPerView={1}
            spaceBetween={24}
            autoplay={{ delay: 4500, disableOnInteraction: false }}
            onSwiper={(instance) => {
              swiperRef.current = instance;
            }}
            breakpoints={{ 640: { slidesPerView: 2 }, 1024: { slidesPerView: 3 } }}
          >
            {FEATURES.map(({ icon: Icon, title, text, tone }) => (
              <SwiperSlide key={title}>
                <div className="flex h-full flex-col rounded-2xl bg-white p-7 shadow-sm ring-1 ring-line">
                  <span
                    className={`flex h-16 w-16 items-center justify-center rounded-2xl text-white ${
                      tone === "primary" ? "bg-primary" : "bg-secondary"
                    }`}
                  >
                    <Icon className="h-7 w-7" />
                  </span>
                  <h3 className="mt-6 text-lg font-bold text-ink">{title}</h3>
                  <p className="mt-3 text-sm leading-6 text-body">{text}</p>
                </div>
              </SwiperSlide>
            ))}
          </Swiper>
        </Reveal>
      </div>
    </section>
  );
}