// pages/standard/list/index.js

import {
  sessionStandardList
} from '../../../services/api/standard';
import Message from 'tdesign-miniprogram/message/index';

Page({

  /**
   * 页面的初始数据
   */
  data: {
    searchValue: "",
    standardList: [],
    page: {
      num: 1,
      size: 20,
      total: 0
    }
  },

  /**
   * 生命周期函数--监听页面加载
   */
  onLoad(options) {
    this.getStandardList();
  },

  doSearch(e) {
    const value = e.detail.value;
    this.setData({
      "page.num": 1,
      "searchValue": value
    })
    this.getStandardList();
  },

  doSearchClear(e) {
    this.setData({
      "searchValue": '',
      "standardList": []
    })
  },

  getStandardList(append) {
    const params = {
      pageNumber: this.data.page.num,
      pageSize: this.data.page.size
    }
    if (this.data.searchValue) {
      params['search'] = this.data.searchValue
      if (append) {
        sessionStandardList(params).then(respose => {
          this.setData({
            standardList: this.data.standardList.concat(respose.content.contentList),
            "page.total": respose.content.total
          })
          this.handleWarning();
        })
      } else {
        sessionStandardList(params).then(respose => {
          this.setData({
            standardList: respose.content.contentList,
            "page.total": respose.content.total
          })
          this.handleWarning();
        })
      }
    }
  },

  handleWarning() {
    if (this.data.standardList.length == 0) {
      Message.warning({
        context: this,
        offset: [20, 32],
        duration: 5000,
        content: '未查询到该信息，请重新尝试！',
      });
    }
  },

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

  },

  /**
   * 生命周期函数--监听页面显示
   */
  onShow() {
    this.getTabBar().init();
  },

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

  },

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

  },

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

  },

  /**
   * 页面上拉触底事件的处理函数
   */
  onReachBottom() {
    console.log(this.data.standardList.length);
    if (this.data.standardList.length >= this.data.page.total) {
      return
    }
    const num = this.data.page.num;
    this.setData({
      "page.num": num + 1
    })
    this.getStandardList(true);
  },

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

  }
})