import { getCaseList } from '../../api/index'
const app = getApp()
Page({

  /**
   * 页面的初始数据
   */
  data: {
    // 此页面 页面内容距最顶部的距离
    height: app.globalData.navHeight,
    page: 1,
    pageNum: 10,
    caseList: [],
    isShow: false,
    loadVisible: false,
    loadType: 'more',
    dataLength: 0
  },

  /**
   * 生命周期函数--监听页面加载
   */
  onLoad: function () {
    this.getStartCaseList()
  },
  /****获取最初的数据 ******/
  getStartCaseList() {
    this.setData({
      loadVisible: true
    })
    let obj = {
      pageIndex: this.data.page,
      pageSize: this.data.pageNum
    }
    getCaseList(obj).then((res: any) => {
      this.setData({
        caseList: res.data,
        loadVisible: false,
        isShow: true,
        dataLength: res.data.length
      })
      if (this.data.dataLength < this.data.pageNum) {
        // 说明没有更多的数据了
        this.setData({
          loadVisible: true,
          loadType: 'none',
          isShow: false,
        })
      }
    }).catch(err => {
      console.log(err)
      this.setData({
        loadVisible: false
      })
    })
  },
  /****上拉获取分页数据 ******/
  getBottomCaseList() {
    this.setData({
      loadVisible: true,
      loadType: 'more'
    })
    this.setData({
      page: ++this.data.page,
    })
    let obj = {
      pageIndex: this.data.page,
      pageSize: this.data.pageNum
    }
    getCaseList(obj).then((res: any) => {
      this.setData({
        caseList: this.data.caseList.concat(res.data),
        dataLength: res.data.length
      })
      if (this.data.dataLength < this.data.pageNum) {
        // 说明没有更多的数据了
        this.setData({
          loadVisible: true,
          loadType: 'none',
          isShow: false,
        })
      }
    }).catch(err => {
      console.log(err)
      this.setData({
        loadVisible: false
      })
    })

  },
  goTypical(e: any) {
    wx.navigateTo({ url: `/pages/typicalCases/typicalCases?id=${e.currentTarget.dataset.id}` });
  },
  onReachBottom() {
    if (this.data.dataLength < this.data.pageNum) {
      return
    }
    this.getBottomCaseList()
    console.log('到底部了')
  }
})