mini_program/pages/suggestion/suggestion.js

// pages/suggestion/suggestion.js
const $api = require('../../utils/api').API;
const FormData = require('../../utils/FormData')
Page({

  /**
   * 页面的初始数据
   */
  data: {
    myData:{
      contact:'',
      contactDetail:'',
      suggestion:'',
      attachment:[]
    },
    files: [],
    filesUrl:''
  },

  /**
   * 生命周期函数--监听页面加载
   */
  onLoad: function (options) {
    this.setData({
      selectFile:this.selectFile.bind(this),
      uplaodFile:this.uplaodFile.bind(this)
    })
  },

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

  },

  /**
   * 生命周期函数--监听页面显示
   */
  onShow: function () {

  },

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

  },

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

  },

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

  },

  /**
   * 页面上拉触底事件的处理函数
   */
  onReachBottom: function () {

  },

  /**
   * 用户点击右上角分享
   */
  onShareAppMessage: function () {
  
  },
  contact(e){
    this.setData({
      'myData.contact': e.detail.value
  })
  },
  contactDetail(e){
    this.setData({
      'myData.contactDetail': e.detail.value
  })
  },
  suggestion(e){
    this.setData({
      'myData.suggestion': e.detail.value
  })
  },
  submit(){
    this.data.myData.attachment=this.data.myData.attachment.join(',')
    $api.feedback(this.data.myData).then(res=>{
      if(res.msg=='ok'){
        wx.showToast({
          title: '成功',
          icon: 'success',
          duration: 2000
         })
         this.setData({
          myData:{
            contact:'',
            contactDetail:'',
            suggestion:'',
            attachment:[]
          },
         })
      }
    })
    console.log(this.data.myData)
  },


//------------------附件上传开始------------------------
// selectFile(files) {
//   uploadArr = [];
//   uploadIndex = 0;
//   for(var i=0;i<files.tempFilePaths.length;i++){
//       uploadArr.push(files.tempFilePaths[i])
//   }
//   console.log(uploadArr,'9999999')
//   // uploadArr = files.tempFilePaths
//   // 返回false可以阻止某次文件上传
// },
// 缓存文件
uplaodFile(files) {
  console.log('upload files', files);
  var that = this;
  // 文件上传的函数，返回一个promise
  return new Promise((resolve, reject) => {
    const tempFilePaths = files.tempFilePaths;
    that.setData(
      {
        filesUrl: tempFilePaths
      }
    )
    var object = {};
    object['urls'] = tempFilePaths;
    resolve(object);
  })
},
deleteFile(e){
  this.data.myData.attachment.splice(e.detail.index,1);
},
  selectFile(files) {
    console.log('files', files)
    // 返回false可以阻止某次文件上传
},
  uploadError(e) {
      console.log('upload error', e.detail)
  },
  uploadSuccess(e) {

    const _this=this;
    let token = wx.getStorageSync('access_token')
    let Authorization =token?`Bearer ${token}`:'Basic YXBwOmFwcA=='
    let formData = new FormData();
    formData.appendFile("file", e.detail.urls[0]);
    let data = formData.getData();
    wx.request({
      url: 'http://192.168.24.3:9002/file',
      header: {
        'content-type': data.contentType,
        'Authorization': Authorization,
      },
      method: "POST",
      data: data.buffer,
      success(res) {
        // console.log(res)
        _this.data.myData.attachment.push(res.data.data.path)
      },
      fail(err) {
        //请求失败
        console.log(err)
      }
    });
    // $api.uploadImg(formData).then(res=>{
    //   console.log(res)
    // })
  }
})