huiting/miniprogram/pages/publisher/publisher.js

const util = require('../../utils/util.js')

Page({

  /**
   * 页面的初始数据
   */
  data: {
    publisherInfo: [],
    mainDatas: [],
    like: -1,
    likeEnable: true
  },

  processData: function (start, arr) {
    for (let i = start; i < arr.length; i++) {
      arr[i].time = util.handleDate(arr[i].time)
    }
    this.setData({
      mainDatas: arr
    })
    wx.hideLoading()
  },

  toggleLike: function () {
    if (!this.data.likeEnable) return
    this.setData({
      likeEnable: false
    })
    const db = wx.cloud.database()
    if (this.data.like == 0) {
      db.collection("likeData").add({
        data: {
          type: "publisher",
          id: this.data.publisherInfo._id
        },
        success: function () {
          this.setData({
            like: 1,
            likeEnable: true
          })
          wx.showToast({
            title: "已关注",
          })
        }.bind(this),
        fail: function () {
          wx.showToast({
            title: "网络错误",
            icon: "none"
          })
        }
      })
    } else {
      db.collection("likeData").where({
        type: "publisher",
        id: this.data.publisherInfo._id
      }).remove({
        success: function () {
          this.setData({
            like: 0,
            likeEnable: true
          })
          wx.showToast({
            title: "已取消关注",
          })
        }.bind(this),
        fail: function () {
          wx.showToast({
            title: "网络错误",
            icon: "none"
          })
        }
      })
    }
  },

  /**
   * 生命周期函数--监听页面加载
   */
  onLoad: function (options) {
    wx.showLoading({
      title: "加载中"
    })
    const db = wx.cloud.database()
    db.collection("publisherInfoData").doc(options.id).get({
      success: function (res) {
        this.setData({
          publisherInfo: res.data
        })
        db.collection("mainData").where({
          publisherName: this.data.publisherInfo.publisherName
        }).orderBy("time", "desc").limit(20).get({
          success: function (res) {
            this.processData(0, res.data)
          }.bind(this)
        })
      }.bind(this)
    })
    db.collection("likeData").where({
      type: "publisher",
      id: options.id
    }).get({
      success: function (res) {
        this.setData({
          like: res.data.length
        })
      }.bind(this)
    })
  },

  /**
   * 生命周期函数--监听页面初次渲染完成
   */
  onReady: function () {

  },

  /**
   * 生命周期函数--监听页面显示
   */
  onShow: function () {

  },

  /**
   * 生命周期函数--监听页面隐藏
   */
  onHide: function () {

  },

  /**
   * 生命周期函数--监听页面卸载
   */
  onUnload: function () {

  },

  /**
   * 页面相关事件处理函数--监听用户下拉动作
   */
  onPullDownRefresh: function () {

  },

  /**
   * 页面上拉触底事件的处理函数
   */
  onReachBottom: function () {

  },

  /**
   * 用户点击右上角分享
   */
  onShareAppMessage: function () {

  }
})