---
import { getImageData, type ImageMedia } from "models/ImageMedia";

interface Props {
  mosaikoa: ImageMedia[];
}

const { mosaikoa } = Astro.props;

const mosaikoaImageDatas = shuffle(mosaikoa).map(getImageData);
const imagesToShow = Array.from({ length: 60 }).map(
  (_, i) => mosaikoaImageDatas[i % mosaikoaImageDatas.length]
);

function shuffle<T>(array: T[]) {
  const copia = [...array];
  for (let i = copia.length - 1; i > 0; i--) {
    const j = Math.floor(Math.random() * (i + 1));
    [copia[i], copia[j]] = [copia[j], copia[i]];
  }
  return copia;
}
---

<div class="wrapper">
  <div class="grid">
    {
      imagesToShow.map((imageData) => (
        <div class="cell">
          <img
            src={imageData.src}
            alt={imageData.alt}
            width={imageData.width}
            height={imageData.height}
          />
        </div>
      ))
    }
  </div>
</div>

<script>
  import gsap from "gsap";

  const cells = document.querySelectorAll(".cell img");

  cells.forEach((img) => {
    img?.parentElement?.addEventListener("mouseenter", () => {
      gsap.to(img, {
        scale: 2,
        opacity: 1,
        duration: 0.3,
        ease: "power2.out",
      });
    });

    img?.parentElement?.addEventListener("mouseleave", () => {
      gsap.to(img, {
        scale: 0,
        opacity: 0.4,
        duration: 1.6,
        ease: "power2.inOut",
      });
    });

    img?.parentElement?.addEventListener("touchstart", () => {
      const tl = gsap.timeline();
      tl.to(img, {
        scale: 2,
        opacity: 1,
        duration: 0.3,
        ease: "power2.out",
      });
      tl.to(
        img,
        {
          scale: 0,
          opacity: 0,
          duration: 0.3,
          ease: "power2.out",
        },
        "+=0.2"
      );
    });
  });
</script>

<style lang="scss">
  @use "../../style/tools/mediaQueries.scss";

  .wrapper {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 130%;

    overflow: hidden;
    background: transparent;

    padding: var(--space-07-mobile);

    z-index: 10;
  }

  .grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    grid-template-rows: repeat(10, 1fr);
    background: var(--marroia);

    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 97svh;

    @include mediaQueries.aboveTablet {
      grid-template-columns: repeat(10, 1fr);
      grid-template-rows: repeat(6, 1fr);
    }
  }

  .cell {
    position: relative;
    height: 100%;
    width: 100%;
    overflow: visible;

    &:nth-child(n + 61) {
      display: none;
    }
  }

  .cell img {
    position: absolute;
    width: 100%;
    height: auto;
    transform: scale(0);
    opacity: 0;
    will-change: transform, opacity;
    object-fit: contain;
    z-index: 10;
  }
</style>