<template>
  <BaseContainer>
    <NavBar title="素材详情" />
    <view class="source-detail-page" v-if="source">
      <view class="player-box">
        <view v-if="source.type === 3">
          <video id="myVideo" @loadedmetadata="handleReady" @ended="handleEnded" @timeupdate="handleTimeupdateVideo"
            class="player-self" :poster="source.image" :src="source.link"></video>
        </view>
        <view v-show="tryShow" class="try">
          <i class="iconfont iconbofang"></i>免费试看
        </view>
        <image :src="source.image" class="cover"  mode="aspectFill" />
      </view>

      <view class="title-wrap">
        <view class="title">{{ source.title }}</view>
        <view class="wrap">
          <view class="learn">{{ source.play_count + 1 }}次学习</view>
          <view v-if="isWeiXin" class="share" @click="share = true">
            <view class="iconfont iconfenxiang"></view>
            分享
          </view>
        </view>
      </view>

      <view v-if="source.type === 2" class="audio-player">
        <view v-if="!(!source.videoId && !source.link)" class="control">
          <view @click="toggleTask">
            <i class="iconfont icon" :class="isPause ? 'iconbofang' : 'iconzanting'"></i>
          </view>
          <view class="timeline" @touchmove="moveTask" @touchend="moveEndTask">
            <view>{{ currentTime | formatTime(duration) }}</view>
            <view class="progress">
              <view :style="{ width: taskRange + '%' }" class="inner">
                <view class="thumb"></view>
              </view>
            </view>
            <view>{{ duration | formatTime }} </view>
          </view>
        </view>
      </view>
      <view class="main">
        <view class="title">详情</view>

        <mp-html class="wrap" container-style="padding: 30rpx;background: #ffffff;"
          :content="source.type == 1 && source.is_try ? source.try_content : source.detail"></mp-html>
      </view>
      <view class="third">
        <view class="group flex">
          <view class="btn flex flex-center-y flex-column" @click="goPage(1)">
            <image :src="getImgPath('/wap/first/zsff/images/special01.png')" />
            <view>首页</view>
          </view>
          <!-- 抖音客服 -->
          <view class="btn flex flex-center-y flex-column" v-if="TOUTIAO_STATUS">
            <button class="im"  open-type="im" :data-im-id="source.d_im" bindim="imCallback"  binderror="onimError"> 
              <image :src="getImgPath('/wap/first/zsff/images/special02.png')" />
                客服</button>
          </view>
        <!-- 系统客服 -->
          <view class="btn flex flex-center-y flex-column" @click="goPage(2)" v-else>
            <image :src="getImgPath('/wap/first/zsff/images/special02.png')" />
            <view>客服</view>
          </view>
        </view>
        <view v-if="course.length > 0" @click="relatedCourses" class="submit-btn flex flex-center">相关课程</view>
        <view v-else class="submit-btn flex flex-center" @click="relatedCourses">更多课程</view>
      </view>
      <image v-show="share" class="share-mask" :src="getImgPath('/wap/first/zsff/images/share-info.png')"
        @touchmove.prevent @click="share = false" />
      <view :class="{ mask: dialog }" @touchmove.prevent @click="dialog = false"></view>
      <view class="dialog" :class="{ active: dialog }" @touchmove.prevent>
        <view class="ul" v-if="course.length">
          <view class="li" v-for="item in course" :key="item.id">
            <navigator :url="`/pages/special/details?id=${item.id}`">
              <view class="figure">
                <image :src="item.image" />
                <text>{{ item.type_name }}</text>
              </view>
              <view class="figcaption">
                <view class="title">{{ item.title }}</view>
                <view class="mark">
                  <text v-for="itm in item.label">{{ itm }}</text>
                </view>
                <view class="info">
                  <view class="money">
                    ￥<text>{{ item.money }}</text>
                  </view>
                  <view class="lesson">共{{ item.count }}节</view>
                  <view class="learn">{{ item.record }}次学习</view>
                </view>
              </view>
            </navigator>
          </view>
        </view>
        <image v-else class="empty" :src="getImgPath('/wap/first/zsff/images/no_data_available.png')" />
      </view>
    </view>
  </BaseContainer>
</template>

<script>
import {
  getSourceDetail,
  getSpecialRelatedCourses,
  getVideoPlayCredentials,
} from "@/api/special";
import mpHtml from "mp-html/dist/uni-app/components/mp-html/mp-html.vue";
import dayjs from "dayjs";
import { CUSTOMER_DETAIL_TYPE, CUSTOMER_SUPPORT_TYPE } from "@/constants/customer-type";
export default {
  filters: {
    formatTime(time, sibling) {
      let duration = dayjs.duration(time * 1000);
      let hours = duration.hours();
      let siblingHours = sibling ? dayjs.duration(sibling * 1000).hours() : 0;

      return dayjs({
        h: hours,
        m: duration.minutes(),
        s: duration.seconds(),
      }).format((hours || siblingHours ? "HH:" : "") + "mm:ss");
    },
  },
  components: {
    mpHtml,
  },
  computed: {
    taskRange: function () {
      return Math.floor(this.currentTime / this.duration * 100);
    }
  },
  data() {
    const { screenHeight: height } = this.$util.getSystemInfo();
    return {
      currentTime: 0,
      duration: 0,
      id: "",
      source: null,
      course: [],
      isPause: true,
      dialog: false,
      appear: true,
      share: false,
      width: 0,
      height: height - 400 + "rpx",
      track: null,
      audio: null,
      paused: true,
      aliplayer: null,
      isWeiXin: false,
      tryShow: true,
      player: null,
      TOUTIAO_STATUS:false
    };
  },
  onLoad({ id }) {
    this.id = id;
    this.getSourceDetail();
    this.getRelateCourse();
     /* #ifdef MP-TOUTIAO */
     this.TOUTIAO_STATUS = true;
      /* #endif */
  },
  onUnload() {
    this.aliplayer.dispose();
  },
  methods: {
    relatedCourses() {
      if (this.course.length > 0) {
        this.dialog = true;
      } else {
        uni.navigateTo({
          url: "/pages/course/special_cate",
        });
      }
    },
    async handlePlayVideo() {
      if (this.source.videoId) {
        uni.showLoading({ mask: true });

        try {
          const { msg } = await getVideoPlayCredentials(this.source.videoId, 2);
          uni.hideLoading();
          uni.request({
            url: msg,
            dataType: "json",
            success: (res) => {
              if (res.status === 200) {
                this.handleCreatePlayer(res.data.PlayAuth);
              } else {
                this.$util.showMsg(res.Message);
              }
            },
            fail: (err) => {
              this.$util.showMsg(err.msg);
            },
          });
        } catch (err) {
          uni.hideLoading();
          this.$util.showMsg(err.msg);
        }
      } else {
      }
    },
    goPage(value) {
      switch (value) {
        case 1:
          uni.switchTab({
            url: "/pages/index/index",
          });
          break;
        case 2:
          this.$util.goSupport(CUSTOMER_DETAIL_TYPE.GOOD, CUSTOMER_SUPPORT_TYPE.SOURCE, this.id);
          break;
      }
    },
    // 创建播放器
    createPlayer() {
      this.player = uni.createVideoContext("myVideo");
    },

    createAudioPlayer() {
      if (this.player) {
        this.player.stop();
        this.player = null;
      }

      const innerAudioContext = uni.createInnerAudioContext();
      innerAudioContext.autoplay = false;
      innerAudioContext.src = this.source.link;
      innerAudioContext.onCanplay(() => {
        let intervalID = setInterval(() => {
          if (innerAudioContext.duration !== 0) {
            clearInterval(intervalID);
            this.duration = innerAudioContext.duration;
          }
        }, 100);
      });
      innerAudioContext.onEnded(() => {
        this.handleEnded();
      });

      innerAudioContext.onTimeUpdate(() => {
        this.handleTimeupdate();
      });

      this.player = innerAudioContext;
    },
    handleEnded() {
    },
    handleTimeupdate() {
      this.currentTime = this.player.currentTime;
      var floorTime = Math.floor(this.currentTime);
      if (floorTime && floorTime !== this.floorTime && !(floorTime % 10)) {
        this.floorTime = floorTime;
      }
    },
    onUnload() {
      if(!this.player) return;
      this.player.pause()
    },
    // 播放/暂停音频
    toggleTask: function () {
      this.isPause = !this.isPause;
      this.isPause ? this.player.pause() : this.player.play();
    },
    // 滑动音频
    moveTask: function (event) {
      if (!this.player || !this.player.paused) {
        this.isPause = true;
        this.player.pause();
      }
      this.$util.getClientRect(".progress").then(({ left, width }) => {
        let range = Math.floor(((event.touches[0].pageX - left) / width) * 100);
        if (range > 100) {
          range = 100;
        }
        this.audioRange = range;
      });
    },
    // 滑动音频停止
    moveEndTask: function () {
      this.player.seek((this.duration * this.audioRange) / 100);
      if (this.player.paused) {
        this.isPause = false
        this.player.play();
      }
    },
    // 获取素材
    async getSourceDetail() {
      uni.showLoading({ mask: true });

      try {
        const { data } = await getSourceDetail(this.id);
        uni.hideLoading();
        this.source = data;
        if (this.source.type === 2) {
          this.createAudioPlayer();
        } else if (this.source.type === 3) {
          this.createPlayer();
        }
      } catch (err) {
        uni.hideLoading();
        this.$util.showMsg(err.msg);
      }
    },
    // 获取关联课程
    async getRelateCourse() {
      uni.showLoading({ mask: true });

      try {
        const { data } = await getSpecialRelatedCourses(this.id);
        uni.hideLoading();
        const course = data;
        course.forEach((item) => {
          switch (item.type) {
            case 1:
              item.type_name = "图文";
              break;
            case 2:
              item.type_name = "音频";
              break;
            default:
              item.type_name = "视频";
              break;
          }
        });
        this.course = course;
      } catch (err) {
        uni.hideLoading();
        this.$util.showMsg(err.msg);
      }
    },
  },
};
</script>
<style>
.uni-video-video {
  object-fit: cover !important;
}
</style>
<style scoped lang="scss">
p {
  box-sizing: border-box;
}

.prism-player video {
  object-fit: cover;
}

.source-detail-page .handle-wrap svg {
  color: #2c8eff;
}

.player-box {
  position: relative;
}

.player-box .try {
  position: absolute;
  display: flex;
  right: 30rpx;
  bottom: 30rpx;
  z-index: 13;
  padding: 11rpx 16rpx 11rpx 14rpx;
  border-radius: 23rpx;
  background-color: rgba(0, 0, 0, 0.6);
  font-size: 22rpx;
  line-height: 24rpx;
  color: #ffffff;
}

.player-box .try .iconfont {
  margin-right: 8rpx;
  vertical-align: middle;
  font-size: 24rpx;
}

/* 素材详情 */
.source-detail-page .head {
  background-color: #ffffff;
}

.source-detail-page .head image {
  display: block;
  width: 100%;
  height: 420rpx;

  object-fit: cover;
  pointer-events: none;
}

.source-detail-page .foot {
  position: fixed;
  bottom: 0;
  left: 0;
  z-index: 99;

  display: flex;

  align-items: center;
  width: 100%;
  height: 100rpx;
  padding-right: 35rpx;
  padding-left: 50rpx;
  border-top: 1px solid #eeeeee;
  background-color: #ffffff;
}

.source-detail-page .foot .link {
  font-size: 18rpx;
  line-height: 25rpx;
  text-align: center;
  color: #666666;
  cursor: pointer;
}

.source-detail-page .foot .link .link {
  margin-left: 60rpx;
}

.source-detail-page .foot image {
  height: 34rpx;
  margin-bottom: 9rpx;
}

.source-detail-page .foot .button {
  flex: 1;
  min-width: 0;
  height: 76rpx;
  border-radius: 38rpx;
  margin-left: 55rpx;
  background: linear-gradient(90deg, #409dff 0%, #1e85fb 100%);
  font-size: 28rpx;
  line-height: 76rpx;
  text-align: center;
  color: #ffffff;
  cursor: pointer;
}

.source-detail-page .dialog {
  position: fixed;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 1002;
  height: 914rpx;
  padding: 30rpx 30rpx 130rpx 30rpx;
  border-top-left-radius: 20rpx;
  border-top-right-radius: 20rpx;
  background-color: #ffffff;
  overflow: auto;
  -webkit-overflow-scrolling: touch;
  transform: translateY(100%);
  transition: transform 0.3s;
}

.source-detail-page .dialog.active {
  transform: translateY(0);
}

.source-detail-page .mask {
  z-index: 1001;
  background-color: rgba(0, 0, 0, 0.5);
}

.source-detail-page .dialog .li+.li {
  margin-top: 23rpx;
}

.source-detail-page .dialog navigator {
  display: flex;

  align-items: center;
}

.source-detail-page .dialog .figure {
  position: relative;
}

.source-detail-page .dialog image {
  display: block;
  width: 250rpx;
  height: 140rpx;
  border-radius: 10rpx;

  object-fit: cover;
  pointer-events: none;
  -webkit-touch-callout: none;
}

.source-detail-page .dialog .figure text {
  position: absolute;
  right: 10rpx;
  bottom: 10rpx;
  width: 66rpx;
  height: 34rpx;
  border-radius: 3rpx;
  background-color: rgba(0, 0, 0, 0.5);
  font-size: 22rpx;
  line-height: 34rpx;
  text-align: center;
  color: #ffffff;
}

.source-detail-page .dialog .figcaption {
  flex: 1;
  min-width: 0;
  margin-left: 17rpx;
}

.source-detail-page .dialog .title {
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  font-size: 30rpx;
  line-height: 42rpx;
  color: #333333;
}

.source-detail-page .dialog .mark {
  margin-top: 8rpx;
  font-size: 0;
}

.source-detail-page .dialog .mark text {
  display: inline-block;
  height: 40rpx;
  padding-right: 10rpx;
  padding-left: 10rpx;
  border-radius: 10rpx;
  background-color: rgba(44, 142, 255, 0.06);
  font-size: 20rpx;
  line-height: 40rpx;
  color: #2c8eff;
}

.source-detail-page .dialog .mark text text {
  margin-left: 17rpx;
}

.source-detail-page .dialog .info {
  display: flex;

  align-items: center;
  margin-top: 22rpx;
}

.source-detail-page .dialog .money {
  font-weight: bold;
  font-size: 24rpx;
  color: #ff6b00;
}

.source-detail-page .dialog .money text {
  font-size: 32rpx;
  line-height: 45rpx;
}

.source-detail-page .dialog .lesson {
  flex: 1;
  min-height: 0;
  margin-left: 9rpx;
  font-size: 22rpx;
  color: #999999;
}

.source-detail-page .dialog .learn {
  font-size: 22rpx;
  color: #999999;
}

/* 素材详情 */
.source-detail-page .cover {
  display: block;
  width: 100%;

  object-fit: cover;
  pointer-events: none;
  -webkit-touch-callout: none;
}

.source-detail-page .title-wrap {
  padding-top: 25rpx;
  padding-right: 30rpx;
  padding-left: 30rpx;
}

.source-detail-page .title-wrap .title {
  -webkit-line-clamp: 2;
  overflow: hidden;
  font-size: 32rpx;
  line-height: 50rpx;
  color: #333333;
}

.source-detail-page .title-wrap .wrap {
  display: flex;

  justify-content: space-between;

  align-items: flex-end;
  padding-top: 18rpx;
  padding-bottom: 18rpx;
}

.source-detail-page .title-wrap .learn {
  font-size: 22rpx;
  line-height: 45rpx;
  color: #999999;
}

.source-detail-page .title-wrap .share {
  font-size: 26rpx;
  line-height: 37rpx;
  text-align: center;
  color: #999999;
  cursor: pointer;
}

.source-detail-page .title-wrap .iconfenxiang {
  margin-bottom: 13rpx;
  font-size: 40rpx;
  color: #707070;
}

.source-detail-page .main {
  border-top: 14rpx solid #f5f5f5;
}

.source-detail-page .main .title {
  padding-top: 25rpx;
  padding-bottom: 26rpx;
  padding-left: 28rpx;

  box-shadow: 0 6rpx 20rpx rgba(0, 0, 0, 0.03);
  font-weight: bold;
  font-size: 32rpx;
  line-height: 45rpx;
  color: #282828;
}

.source-detail-page .main .wrap {
  padding: 30rpx 30rpx 130rpx;
}

.source-detail-page .main .wrap image {
  display: block;
  width: 100%;
  pointer-events: none;
  -webkit-touch-callout: none;
}

.source-detail-page .footer {
  position: fixed;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 1001;

  display: flex;

  align-items: center;
  height: 100rpx;
  padding-right: 35rpx;
  padding-left: 50rpx;
  border-top: 1px solid #eeeeee;
  background-color: #ffffff;
}

.source-detail-page .footer button {
  flex: 1;
  height: 76rpx;
  border-radius: 38rpx;
  margin-left: 55rpx;
  background: linear-gradient(90deg, #409dff 0%, #1e85fb 100%);

  font-size: 28rpx;
  color: #ffffff;
}

.source-detail-page .footer view {
  font-size: 20rpx;
  line-height: 36rpx;
  text-align: center;
  color: #666666;
}

.source-detail-page .footer view view {
  margin-left: 60rpx;
  cursor: pointer;
}

.source-detail-page .footer image {
  display: block;
  height: 44rpx;
  margin: 0 auto;
  pointer-events: none;
  -webkit-touch-callout: none;
}

.source-detail-page .share-mask {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 1003;
  width: 100%;
  height: 100%;
  cursor: pointer;
}

.source-detail-page .progress {
  // display: flex;

  // align-items: center;
  // padding-top: 25rpx;
  // padding-right: 30rpx;
  // padding-left: 30rpx;
}

.source-detail-page .progress .time {
  width: 80rpx;
  font-size: 28rpx;
  line-height: 40rpx;
  color: #2c8eff;
}

.source-detail-page .progress .time:last-child {
  text-align: right;
}

.source-detail-page .progress .track {
  flex: 1;
  height: 4rpx;
  border-radius: 2rpx;
  margin-right: 16rpx;
  margin-left: 16rpx;
  background-color: rgba(44, 142, 255, 0.3);
}

.source-detail-page .progress .range {
  position: relative;
  width: 50%;
  height: 100%;
  background-color: rgba(44, 142, 255, 0.8);
  cursor: pointer;
}

.source-detail-page .progress .thumb {
  // position: absolute;
  // top: -6rpx;
  // right: -6rpx;
  // width: 16rpx;
  // height: 16rpx;
  // border-radius: 50%;
  // background-color: #2c8eff;
}

.source-detail-page .handle-wrap {
  display: flex;

  justify-content: center;

  align-items: center;
  padding-top: 35rpx;
  padding-bottom: 50rpx;
}

.source-detail-page .handle-wrap .iconfont {
  font-size: 36rpx;
  color: #cccccc;
}

.source-detail-page .handle-wrap button:disabled .iconfont {
  color: #46505b;
}

.source-detail-page .handle-wrap button:nth-child(2) {
  margin-right: 88rpx;
  margin-left: 88rpx;
}

.source-detail-page .handle-wrap svg {
  font-size: 110rpx;
}

.source-detail-page .empty {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 414rpx;
  height: 336rpx;

  transform: translate(-50%, -50%);
}

.third {
  position: fixed;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 54;

  display: flex;

  align-items: center;
  padding-right: 30rpx;
  padding-bottom: var(--safe-bottom);
  border-top: 1px solid #eeeeee;
  background-color: #ffffff;
}

.third .group {
  padding: 0 22rpx;
}

.third .group .btn {
  height: 100rpx;
  padding: 0 28rpx;
  font-size: 18rpx;
  line-height: 24rpx;
  color: #333333;
}

.third .group image {
  width: 40rpx;
  height: 40rpx;
  margin-bottom: 5rpx;
  vertical-align: middle;
}

.third .submit-btn {
  flex: 1;
  height: 76rpx;
  border-radius: 38rpx;
  background: linear-gradient(90deg, #409dff 0%, #1e85fb 100%);
  font-size: 28rpx;
  color: #ffffff;
}

.player-self {
  width: 100%;
}

.audio-player {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.audio-player .image {
  display: block;
  width: 464rpx;
  margin: 0 auto;
  height: 160rpx;

}

.audio-player .control {
  display: flex;
  align-items: center;
  padding: 40rpx 30rpx 0;
}

.audio-player .icon {
  font-size: 64rpx;
  color: #2C8EFF;
}

.audio-player .timeline {
  flex: 1;
  display: flex;
  align-items: center;
  margin-left: 30rpx;
  font-size: 28rpx;
  color: #2C8EFF;
}

.audio-player .progress {
  flex: 1;
  height: 4rpx;
  border-radius: 2rpx;
  margin: 0 18rpx;
  background-color: rgba(44, 142, 255, 0.2);
}

.audio-player .inner {
  position: relative;
  width: 0;
  height: 4rpx;
  border-radius: 2rpx;
  background-color: #2C8EFF;
}

.audio-player .thumb {
  position: absolute;
  top: 50%;
  right: 0;
  width: 16rpx;
  height: 16rpx;
  border-radius: 50%;
  background-color: #2C8EFF;
  transform: translate(50%, -50%);
}

.icon {
  height: auto !important;
}
</style>