// pages/billboards/policy/index.js
import {PolicyModel} from '../../../models/policy.js'
import dayjs from '../../../utils/dayjs/index.js'
let policy = new PolicyModel()

Page({
  /**
   * 页面的初始数据
   */
  data: {
    list: [],
    currPage: 1,
    searchKey: '',
    tags: [],
  },
  clickListItem(e) {
    const {id} = e.detail
    wx.navigateTo({
      url: `/pages/article/index?id=${id}`,
    })
  },
  /**
   * 生命周期函数--监听页面加载
   */
  onLoad: function (options) {
    this.fetchPolicyTags()
    this.fetchPolicyList()
  },
  onSearchClear (e) {
    this.setData({
      currPage: 1,
      searchKey: '',
      // list: []
    })
    //console.log(e)
    this.fetchPolicyList()
  },
  onSearchInput (e) {
    const key = e.detail.value
    this.setData({
      searchKey: key,
      currPage: 1,
      // list: []
    })
    //console.log(e)
    this.fetchPolicyList()
  },
  /**
   * 页面相关事件处理函数--监听用户下拉动作
   */
  onPullDownRefresh: function () {
    this.setData({
      currPage: 1
    })
    this.fetchPolicyList()
  },

  /**
   * 页面上拉触底事件的处理函数
   */
  onReachBottom: function () {
    const page = this.data.currPage + 1
    this.setData({
      currPage: page
    })
    this.fetchPolicyList()
  },
  // 获取 Tags
  fetchPolicyTags () {
    policy.fetchPolicyTags(res => {
      const datas = res.result.records
      this.setData({
        tags: datas
      })
      wx.setStorageSync('PolicyTags', datas)
   })
  },
  // 获取列表，搜索列表
  fetchPolicyList () {
    const {searchKey} = this.data
    const page = this.data.currPage
    if (searchKey.length > 0 && page == 1 ) {
      this.setData({
        list: []
      })
    }
    policy.fetchPolicyList(page, searchKey, res => {
      console.log(res)
      const datas = res.list
      let tempDatas = []
      datas.forEach(item => {
        tempDatas.push({
          id: item.id,
          title: item.title,
          showTop: item.isTop == 1 ? true : false,
          time: dayjs(item.createTime).toNow(),
        })
      })
      if (page == 1) {
        this.setData({
          list: tempDatas
        })
      } else {
        if (tempDatas.length > 0) {
          const list = [...this.data.list, ...tempDatas]
          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()
    })
  }
})