// pages/billboards/park/index.js
import { BillboardModel } from '../../../../models/billboard.js'
let billboard = new BillboardModel()
Page({

  /**
   * 页面的初始数据
   */
  data: {
    loading: true,
    list: [],
    curCode: '',
    curPage:1,
  },

  /**
   * 生命周期函数--监听页面加载
   */
  onLoad: function (options) {
    const {code} = options 
    console.log(code)
    this.setData({
      curCode: code
    })
    this.fetchList()
  },
  clickCardItem (e) {
    console.log(e.detail)
    const { id } = e.detail
    wx.navigateTo({
      url: `/pages/article/index?id=${id}`,
    })
  },
  fetchList () {
    const {curCode} = this.data
    const page = this.data.curPage
    billboard.fetchBailList(curCode, page, res => {
      this.setData({
        loading:false,
      })
      console.log(res)
      const list = res.list 
      if (page == 1) {
        this.setData({
          list: list
        })
      } else {
        if (list.length > 0) {
          const list = [...this.data.list, ...list]
          this.setData({
            list: list
          })
        } else {
          const page = this.data.currPage - 1
          this.setData({
            currPage: page
          })
          wx.showToast({
            title: '已加载全部',
            icon: 'none'
          })
        }
      }
    })
    wx.stopPullDownRefresh()
  },
  /**
   * 页面相关事件处理函数--监听用户下拉动作
   */
  onPullDownRefresh: function () {
    this.setData({
      curPage: 1,
    })
    this.fetchList()
  },

  /**
   * 页面上拉触底事件的处理函数
   */
  onReachBottom: function () {
    const page = this.data.curPage + 1
    this.setData({
      curPage: page
    })
    this.fetchList()
  },
})