yyq_wxapp/pages/user/sugguest/index.js

const app = getApp();
const util = require("../../../util/util.js")

Page({
  data: {
    StatusBar: app.globalData.StatusBar,
    CustomBar: app.globalData.CustomBar,
    content: '',
    img_list:[],
    submit: false,
    img: ''
  },
  /**
   * 生命周期函数--监听页面加载
   */
  onLoad: function (options) {
    this.setData({submit:false})
  },
  confirm: function (e) {
    let img = this.data.img_list.join(",");
    let { content } = e.detail.value;
    let param = { img, content };
    if( this.data.submit) return;
    util.http("User.Suggest", param, (errCode, res) => {
      util.showToast(errCode, "提交成功", res);
      if( errCode == 200){
        this.setData({submit: true})
      }
    });
  },
  ChooseImage() {
    let that = this
    wx.chooseImage({
      count: 3, //默认9
      sizeType: ['original', 'compressed'], //可以指定是原图还是压缩图，默认二者都有
      sourceType: ['album', 'camera'], //从相册选择
      success: (res) => {
        for( let i in res.tempFilePaths ){
          that.doUpload(res.tempFilePaths[i] );
        }
      }
    });
  },
  doUpload(imgPath) {
    this.setData({ loadModal: true });
    let img_list = this.data.img_list;
    if( img_list.length >3 ){
      this.setData({loadModal: false });
      return;
    }
    util.uploadFile(1, imgPath, (newPath) => {
      img_list.push( newPath )
      this.setData({ img_list, loadModal: false });
    })
  },
  DelImg(e) {
    var index = e.currentTarget.dataset.index;//获取data-src
    let img_list = this.data.img_list;
    wx.showModal({
      title: '确认',
      content: '你确认要删除么？',
      cancelText: '再想想',
      confirmText: '确认',
      success: res => {
        if (res.confirm) {
          img_list.splice( index, 1)
          this.setData({img_list })
        }
      }
    })
  },
  /**
   * 用户点击右上角分享
   */
  onShareAppMessage: function () {

  },
  goBack(){
    wx.navigateBack({
      delta:1
    })
  }
})