<template>
  <div v-if="cItem.entity">
    <div class="img-body">
      <img
        class="close"
        @click.stop="hideBroadcast"
        :src="require(`@/assets/images/icon/close.png`)"
      />

      <template v-if="cItem.entity.type == 'img'">
        <div class="swcon swiper-container" id="imglist">
          <ul class="swiper-wrapper">
            <li
              class="swiper-slide"
              v-for="(sub, index) in cItem.file"
              :key="index"
            >
              <div class="sl-item">
                <img :src="sub.filePath" />
                <p>{{ cItem.entity.name }}</p>
              </div>
            </li>
          </ul>
        </div>
        <template v-if="cItem.file.length > 1">
          <img
            class="vpagination left"
            :src="require('@/assets/images/icon/left.png')"
            @click="slide('slidePrev')"
            alt=""
          />
          <img
            class="vpagination right"
            :src="require('@/assets/images/icon/right.png')"
            @click="slide('slideNext')"
            alt=""
          />
        </template>
        <ul class="pagna" v-if="cItem.file.length > 1">
          <li
            v-for="(sub, i) in cItem.file"
            :class="{ active: i == active }"
            :key="i"
          ></li>
        </ul>
      </template>

      <template v-else>
        <iframe
          v-if="cItem.entity.type == 'model'"
          :src="`/model-page/model.html?m=${cItem.entity.filePath}`"
          frameborder="0"
        ></iframe>
        <video
          ref="itemvideo"
          controlslist="nodownload noplaybackrate"
          :disablePictureInPicture="true"
          v-else-if="cItem.entity.type == 'video'"
          controls
          :src="cItem.entity.filePath"
          loop
          autoplay
        ></video>

        <vAudio v-else :adata="cItem.entity"></vAudio>
        <p v-if="cItem.entity.type != 'audio'" class="btmname">
          {{ cItem.entity.name }}
        </p>
      </template>
    </div>
  </div>
</template>
<script>
import emitter from "@/mitt/index";
import vAudio from "@/components/Audio";

export default {
  name: "showCollection",
  props: ["item", "zhuti"],
  data() {
    return {
      isFull: false,
      active: 0,
      swInstance: null,
    };
  },
  components: { vAudio },
  computed: {
    cItem() {
      return { ...this.item };
    },
  },
  watch: {
    isFull(newVal) {
      let tmp = this.cItem.type == "img";
      this.$emit("hideSlide", tmp && !newVal);
    },
    // "swInstance.activeIndex"(val) {
    //   this.active = val;
    //   console.log("----------", val);
    // },
  },
  methods: {
    slide(type) {
      this.swInstance[type]();
    },
    hideBroadcast() {
      emitter.emit("closeCollection");
    },
  },
  mounted() {
    let that = this;
    this.$nextTick(() => {
      let t = setTimeout(() => {
        clearTimeout(t);
        this.swInstance = new Swiper("#imglist", {
          slidesPerView: "auto",
          normalizeSlideIndex: false,
          on: {
            slideChange() {
              that.active = this.realIndex;
              if (this.realIndex > that.cItem.file.length - 1)
                that.active = that.cItem.file.length - 1;
            },
          },
        });
      }, 200);
    });
  },
};
</script>

<style lang="scss" scoped>
.img-body {
  width: 100%;
  height: 100%;
  position: relative;
  color: #fff;

  iframe,
  audio,
  video {
    width: 60%;
    height: 70%;
    transform: translate(-50%, -50%);
    top: 50%;
    left: 50%;
    position: absolute;
  }

  audio {
    width: 50%;
    height: 20%;
  }

  .btmname {
    transform: translateX(-50%);
    bottom: 30px;
    left: 50%;
    position: absolute;
    font-size: 24px;
  }

  .close {
    position: absolute;
    right: 40px;
    top: 40px;
    width: 50px;
    height: 50px;
    cursor: pointer;
  }

  .swcon {
    position: relative;
    width: 40%;
    height: 100%;

    .swiper-wrapper {
      padding: 0;
      width: 100%;

      .swiper-slide {
        width: 100%;
        transform-style: preserve-3d;
        position: relative;
        height: 100%;
        margin: 0 auto;
        transform: translate3d(0, 0, 0);

        .sl-item {
          width: 100%;
          height: 95%;
          position: relative;

          > img {
            width: auto;
            max-height: 90vh;
            max-width: 100%;
            cursor: pointer;
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
          }

          > p {
            color: #fff;
            position: absolute;
            bottom: 30px;
            transform: translateX(-50%);
            left: 50%;
            font-size: 24px;
          }
        }
      }
    }
  }

  .pagna {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    z-index: 999;

    > li {
      width: 10px;
      border-radius: 50%;
      height: 10px;
      background: rgba(51, 143, 123, 0.24);
      display: inline-block;
      margin: 0 4px;

      &.active {
        background: #338f7b;
      }
    }
  }

  .vpagination {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    cursor: pointer;
    width: 50px;
  }

  $pos: 180px;

  .left {
    left: $pos;
  }

  .right {
    right: $pos;
  }
}

.full {
  width: 100%;
  height: 100%;
  z-index: 99999999;
  position: relative;

  iframe,
  video {
    width: 100%;
    height: 100%;
  }

  .conname {
    color: #fff;
    margin-top: 6px;
    position: fixed;
    left: 50%;
    transform: translateX(-50%);
    bottom: 40px;
    font-size: 18px;
  }

  .img {
    height: 100%;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
  }

  .full-btn {
    width: 30px;
    position: absolute;
    right: 12px;
    bottom: 30px;
    cursor: pointer;
  }

  .full-close {
    width: 30px;
    position: absolute;
    right: 12px;
    top: 30px;
    cursor: pointer;
  }
}

@media screen and (max-width: 1000px) {
  .img-body {
    width: 100%;
    height: 100%;
    position: relative;
    color: #fff;

    iframe,
    audio,
    video {
      width: 100%;
      height: 80%;
      transform: translate(-50%, -50%);
      top: 50%;
      left: 50%;
      position: absolute;
    }

    audio {
      width: 50%;
      height: 20%;
    }

    .btmname {
      transform: translateX(-50%);
      bottom: 30px;
      left: 50%;
      position: absolute;
      font-size: 24px;
    }

    .close {
      position: absolute;
      right: 20px;
      top: 20px;
      width: 30px;
      height: 30px;
      cursor: pointer;
      z-index: 999999;
    }

    .swcon {
      position: relative;
      width: 100%;
      height: 100%;

      .swiper-wrapper {
        padding: 0;
        width: 100%;

        .swiper-slide {
          width: 100%;
          transform-style: preserve-3d;
          position: relative;
          height: 100%;
          margin: 0 auto;
          transform: translate3d(0, 0, 0);

          .sl-item {
            width: 100%;
            height: 95%;
            position: relative;

            > img {
              width: auto;
              max-height: 90vh;
              max-width: 100%;
              cursor: pointer;
              position: absolute;
              top: 50%;
              left: 50%;
              transform: translate(-50%, -50%);
            }

            > p {
              color: #fff;
              position: absolute;
              bottom: 30px;
              transform: translateX(-50%);
              left: 50%;
              font-size: 24px;
            }
          }
        }
      }
    }

    .pagna {
      position: absolute;
      bottom: 20px;
      left: 50%;
      transform: translateX(-50%);
      text-align: center;
      z-index: 999;

      > li {
        width: 10px;
        border-radius: 50%;
        height: 10px;
        background: rgba(51, 143, 123, 0.24);
        display: inline-block;
        margin: 0 4px;

        &.active {
          background: #338f7b;
        }
      }
    }

    .vpagination {
      position: absolute;
      top: 50%;
      transform: translateY(-50%);
      cursor: pointer;
      width: 50px;
      display: none;
    }

    $pos: 180px;

    .left {
      left: $pos;
    }

    .right {
      right: $pos;
    }
  }

  .full {
    width: 100%;
    height: 100%;
    z-index: 99999999;
    position: relative;

    iframe,
    video {
      width: 100%;
      height: 100%;
    }

    .conname {
      color: #fff;
      margin-top: 6px;
      position: fixed;
      left: 50%;
      transform: translateX(-50%);
      bottom: 40px;
      font-size: 18px;
    }

    .img {
      height: 100%;
      position: absolute;
      left: 50%;
      top: 50%;
      transform: translate(-50%, -50%);
    }

    .full-btn {
      width: 30px;
      position: absolute;
      right: 12px;
      bottom: 30px;
      cursor: pointer;
    }

    .full-close {
      width: 30px;
      position: absolute;
      right: 12px;
      top: 30px;
      cursor: pointer;
    }
  }
}
</style>
