huiting/miniprogram/pages/myFavor/myFavor.js

Component({
  data: {
    newNews: []
  },

  lifetimes: {
    ready: function() {
      wx.showLoading({
        title: "加载中",
      })
      const db = wx.cloud.database()
      db.collection("likeData").where({
        type: "message"
      }).get({
        success: function (res) {
          if (res.data.length == 0) {
            wx.hideLoading()
            return
          }
          this.processData(res.data)
        }.bind(this)
      })
    }
  },

  methods: {
    processData: function (arr) {
      const db = wx.cloud.database()
      for (let i = 0; i < arr.length; i++) {
        db.collection("mainData").doc(arr[i].id).get({
          success: function (res) {
            arr[i].publisherAvatar = res.data.publisherAvatar
            arr[i].publisherName = res.data.publisherName
            arr[i].title = res.data.title
            arr[i].subTitle = res.data.subTitle
            this.setData({
              newNews: arr
            })
            wx.hideLoading()
          }.bind(this)
        })
      }
    }
  }
})