reader/components/worksList/index.js

import behavior from '~/mixins/video'
let _observer
Component({
  behaviors: [behavior],
  properties: {
    worksList: {
      type: Array,
      value: [],
      observer(newVal) {
        this.setData({
          worksListCopy: newVal
        })
        this._observer = this.createIntersectionObserver({
          observeAll: true
        })
        this._observer.relativeTo('.playLine')
          .observe('.videoPreview', (res) => {
            let intersectionRatio = res.intersectionRatio
            if (intersectionRatio > 0) {
              this.setData({
                currentId: res.dataset.id
              })
            }
          })
      }
    },
    videoType: {
      type: String,
      // value 为public时是默认公共样式，为my时为“我的”样式，展示下载删除是否公开,pk为pk的样式文案,collection为收藏时的样式,excellent优秀作品展播
      value: 'public'
    },
    // 是否在tabbar页面使用
    tabBarPadding: {
      type: Boolean,
      value: false
    }
  },
  data: {
    worksListCopy: {}
  },
  methods: {
    setListFans({
      detail
    }) {
      let worksListCopy = JSON.parse(JSON.stringify(this.data.worksListCopy))
      worksListCopy.forEach(item => {
        if (item.user.uid == detail) {
          item.isFans = true
        }
      })
      this.setData({
        worksListCopy
      })
    },
    addCommentNum({
      detail
    }) {
      let worksListCopy = JSON.parse(JSON.stringify(this.data.worksListCopy))
      worksListCopy.forEach(item => {
        if (item.userRead.id == detail) {
          item.userRead.commentAmount = ++item.userRead.commentAmount
        }
      })
      this.setData({
        worksListCopy
      })
    }
  },
})