<template>
  <div class="newList">
    <div class="header">
      <div class="header-tab">
        <img src="https://cdn.cunwuyun.cn/dvcp/live/dh.png" alt="" class="more-icon" @click="toSelect()">
        <u-tabs :list="tabList" :current="currIndex" @change="changeTab" style="width:650rpx" :font-size="26"></u-tabs>
        <!-- <div v-for="(item, index) in tabList" :key="index" @click="changeTab(index)" v-if="index < 5" :class="currIndex == index ? 'tab-item active-item' : 'tab-item'">{{item}}<span class="active-line" v-if="currIndex == index"></span></div> -->
      </div>
    </div>
    <div class="news-list">
      <div class="item" hover-class="bg-hover" v-for="(item, index) in newsList" :key="index" @click="toDetail(item)">
        <div class="item-wrapper solid" :style="{display: type === '1' ? 'block' : 'flex'}">
          <div class="item-left flex1">
            <h2 :style="{marginBottom: item.type === '1' ? '16rpx' : '30rpx'}" v-if="item.type != '1'">{{ item.title }}</h2>
            <div class="item-video" v-if="item.type === '1'">
              <p class="item-title">{{item.title}}</p>
              <image class="play-btn" src="https://cdn.cunwuyun.cn/dvcp/pay-btn.png" />
              <div class="mask"></div>
              <image class="cover" :src="item.coverFile" mode="aspectFill" />
            </div>
            <div class="item-left__bottom item-active" :class="[item.photo ? 'item-active' : '']">
              <span class="top-text" v-if="item.top == 1">置顶</span>
              <span>{{tabList[item.detailType].name || ''}}</span>
              <span>{{ item.createTime ? item.createTime.split(' ')[0] : '' }}</span>
            </div>
          </div>
          <image  v-if="item.type === '0'" :src="item.coverFile" mode="aspectFill" />
        </div>
      </div>
      <AiEmpty v-if="!newsList.length && isShowEmpty"/>
      <div class="noMore" v-if="isMore && current !== 0">没有更多了噢！</div>
    </div>
  </div>
</template>

<script>
  export default {
    name: 'newList',
    data () {
      return {
        currIndex: 0,
        title: '',
        isLoading: false,
        newsList: [],
        isShowEmpty: false,
        isMore: false,
        current: 0,
        areaId: '',
        tabList: [],
        // [{name: '全部'}, {name: '通知公告'}, {name: '工作动态'},
        // {name: '惠民政策'}, {name: '中央精神'},{name: '旅游故事'},{name: '特色农产品'}]
        parentId: ''
      }
    },

    onLoad (params) {
      this.areaId = params.areaId
      uni.setStorageSync('newTypeIndex', '')
      this.getNewsList()
      // uni.setNavigationBarTitle({
      //   title: params.title || '乡村资讯',    //页面标题
      // })
      this.parentId = params.id
    },
    onShow() {
      if(uni.getStorageSync('newTypeIndex')) {
        this.currIndex = uni.getStorageSync('newTypeIndex')
        this.getListInit()
      }
      document.title = this.parentName
      this.getList()
      this.getListInit()
    },

    methods: {
      toSelect() {
        // uni.navigateTo(`./select?index=${this.currIndex}`)
        uni.navigateTo({url: `./select?parentId=${this.parentId}`})
      },
      changeTab(index) {
        this.currIndex = index
        this.getListInit()
      },

      onConfirm () {
        this.isMore = false
        this.current = 0

        this.$nextTick(() => {
          this.getNewsList(this.areaId)
        })
      },

      getList() {
        this.$http.post('/app/apppublicitycategory/list',null,{
          params: {
            parentId: this.parentId,
            categoryType: '2',
          }
        }).then((res)=>{
          // console.log(res.data.records);
          var array = []
          res.data.records.map(item=>{
           array.push({ name: item.categoryName })
          })
          this.tabList = array
        })
      },
      toNewList() {
        uni.navigateTo({url: `./newList?parentName=${this.parentName}`})
      },

      getListInit() {
        this.isMore = false
        this.current = 0
        this.newsList = []
        this.getNewsList()
      },
      getNewsList() {
        if (this.isMore || this.isLoading) return
        var type = this.currIndex
        if(this.currIndex == 0) {
          type = ''
        }
        this.isLoading = true
        this.$http.post(`/app/appnewscenterinfo/listForWxNew?current=${this.current + 1}&type=${type}&size=10&title=${this.title}&areaId=${this.areaId}`, null, {
          withoutToken: 1
        }).then(res => {
          if (res.code === 0) {
            this.isShowEmpty = true

            if (this.current === 0) {
              this.newsList = []
            }
            if (!res.data.records.length) {
              this.isMore = true
              this.isLoading = false

              this.$nextTick(() => {
                this.pageShow = true
              })

              return false
            }

            const data = res.data.records
            this.newsList.push(...data)
            this.current = this.current + 1
            this.isLoading = false

            this.$nextTick(() => {
              this.pageShow = true
            })
          } else {}
        }).catch(() => {
          this.isShowEmpty = true
          this.isLoading = false
        })
      },
      toDetail(item) {
        if(item.detailType == 6 || item.detailType == 5) { //特色农产品  旅游故事
          uni.navigateTo(`/subPages/live/products?id=${item.id}&detailType=${item.detailType}`)
        }else {
         uni.navigateTo(`/subPages/live/newsDetail?id=${item.id}&areaId=${this.areaId}&type=${this.currIndex}`)
        }
      },
    },

    onReachBottom () {
      this.getNewsList(this.areaId)
    }
  }
</script>

<style lang="scss" scoped>
  .header-tab{
    background-color: #fff;
    position: relative;
    padding: 0 100rpx 0 0;
    .more-icon{
      position: absolute;
      width: 40rpx;
      height: 38rpx;
      right: 32rpx;
      top: 20rpx;
    }
    .tab-item{
      color: #666;
    }
    .active-item{
      color: #3376FD;
    }
    .active-line{
      background-color: #3376FD;
    }
  }
  .news-list{
    padding-top: 20rpx;
  }
  .news {
    min-height: 100vh;
    padding-top: 96rpx;
    background: #fff;
  }

  .item-video {
    position: relative;
    height: 388rpx;
    margin-bottom: 24rpx;

    .mask {
      position: absolute;
      width: 100%;
      height: 100%;
      z-index: 11;
      background: rgba(0, 0, 0, 0.16);
    }

    .play-btn {
      position: absolute;
      top: 50%;
      left: 50%;
      z-index: 121;
      width: 80rpx;
      height: 80rpx;
      margin: 0;
      transform: translate(-50%, -50%);
    }

    .item-title{
      width: 100%;
      padding: 0 30rpx 10rpx;
      font-size: 28rpx;
      font-weight: 500;
      color: #FFF;
      line-height: 40rpx;
      position: absolute;
      bottom: 0;
      left: 0;
      word-break: break-all;
      text-overflow: -o-ellipsis-lastline;
      overflow: hidden;
      text-overflow: ellipsis;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      background: rgba(0, 0, 0, .4);
      box-sizing: border-box;
    }

    .cover {
      display: block;
      width: 100%!important;
      height: 388rpx!important;
      margin-left: 0!important;
    }
  }

  div {
    box-sizing: border-box;
  }

  .noMore {
    line-height: 90rpx;
    text-align: center;
    color: #999;
    font-size: 26rpx;
  }

  .news {
    background: #fff;
  }

  .header {
    position: fixed;
    left: 0;
    top: 0;
    z-index: 10000;
    width: 100%;
    padding: 8rpx 0;
    background: #fff;

    .header-search {
      display: flex;
      align-items: center;
      width: 690rpx;
      height: 60rpx;
      margin: 0 auto 8rpx;
      padding: 0 32rpx;
      background: #0D6DDC;
      border-radius: 30rpx;

      image {
        flex-shrink: 1;
        width: 32rpx;
        height: 32px;
        margin-right: 12rpx;
      }

      input {
        flex: 1;
        height: 100%;
        font-size: 28rpx;
        color: #fff;
      }
    }
  }

  .item {
    padding: 0 30rpx;

    &:first-child {
      .item-wrapper {
        padding-top: 0!important;
      }
    }

    .item-wrapper {
      padding: 30rpx 0 20rpx;
      display: flex;
      align-items: center;
    }

    .item-left {
      flex: 1;

      h2 {
        margin-bottom: 32rpx;
        color: #333333;
        font-size: 30rpx;
        font-weight: 700;
      }

      .item-left__bottom {
        display: flex;

        span {
          margin-right: 10rpx;
          color: #999999;
          font-size: 22rpx;

          &:last-child {
            margin-right: 0;
          }
        }
        .top-text{
          font-size: 22rpx;
          color: #EF4645;
          margin-right: 16rpx;
        }
      }
    }

    image {
      flex-shrink: 0;
      width: 224rpx;
      height: 140rpx;
      // margin-left: 46rpx;
    }
  }

  .no-more {
    margin-top: 20rpx;
    text-align: center;
    color: #999;

    image {
      width: 400rpx;
      height: 240rpx;
    }

    p {
      text-align: center;
      color: #999;
      font-size: 28rpx;
    }
  }

  ::v-deep .emptyWrap .emptyImg {
    margin-top: 40px;
  }
</style>
