PatrolPipelineNetwork_zdsz/pages/material/material.js

import http from '../../base/httputil'
const app = getApp()

Page({
  data: {

    /**
     * 控制上拉到底部时是否出现 "数据加载中..."
     */
    hidden: true,
    /**
     * 数据是否正在加载中，避免数据多次加载
     */
    loadingData: false,
    enterpriseList: [],
    isRefresh: true,
    total: 0,
    pageNum: 1 // 页码
  },
  onLoad: function () {
    // wx.showLoading({
    //   title: '加载中'
    // })
    this.loadData()
  },
  //加载数据
  loadData: function () {
    let obj = new Object()
    obj.pageNum = this.data.pageNum
    obj.pageSize = 10
    obj.reasonable = false
    http.send_get("/system/AppMaterialController/geMaterialList", obj, this.getQiyeEnterpriseListSuccess)


  },

  getQiyeEnterpriseListSuccess(res) {


    if (res.code == 200) {
      // 显示加载图标
      wx.showLoading({
        title: '玩命加载中',
      })
      var that = this

      if (res.data.rows.length == 0) {
        wx.showToast({
          title: '暂无更多数据',
          icon: "none"
        })
        that.setData({
          hidden: true,
          loadingData: false
        });
      }
      if (this.data.isRefresh) {
        this.setData({
          enterpriseList: res.data.rows,
          total: res.data.total
        })



        // 隐藏导航栏加载框
        setTimeout(function () {
          that.setData({
            loadingData: false
          });
          wx.hideNavigationBarLoading();
          // 停止下拉动作
          wx.stopPullDownRefresh();
          wx.hideLoading()

        }, 1000)

      } else {
        this.setData({
          enterpriseList: this.data.enterpriseList.concat(res.data.rows)
        })
        // 隐藏加载框

        setTimeout(function () {
          that.setData({
            hidden: true,
            loadingData: false
          });

          wx.hideLoading();
        }, 1000)

      }
    } else {
      //("@@!", "请求失败")
    }
  },
  onPullDownRefresh: function () {
    // 显示顶部刷新图标
    wx.showNavigationBarLoading();
    var that = this;
    var loadingData = this.data.loadingData
    if (loadingData) {
      return;
    }
    that.setData({
      pageNum: 1,
      isRefresh: true
    })
    this.loadData()
  },
  /**
   * 页面上拉触底事件的处理函数
   */
  onReachBottom: function () {
    let that = this
    var loadingData = that.data.loadingData

    var hidden = that.data.hidden
    // 页数+1
    that.setData({
      pageNum: that.data.pageNum + 1,
      isRefresh: false
    })
    if (hidden) {
      that.setData({
        hidden: false
      });
      console.info(that.data.hidden);
    }

    if (loadingData) {
      return;
    }
    that.setData({
      loadingData: true
    });


    //console.log("@@@@"+Math.ceil(this.data.total/10))
    // if(Math.ceil(that.data.total/10)>=that.data.pageNum){
    that.loadData();

    // }else{

    //   setTimeout(function () {
    //     that.setData({
    //       hidden: true,
    //     });

    //   }, 2000)
    // }


  },

  // 搜索结果跳页
  bindViewSearchEnd() {
    wx.navigateTo({
      url: '../material/serch/material_serch'
    })
  },
  bindViewDetails(e) {
    let material_details = e.currentTarget.dataset.index




    wx.navigateTo({
      url: '../material/details/material_details?details=' + JSON.stringify(material_details)
    })
  }
})