小程序上传图片，和动态修改for 循环的数据，

//小程序上传图片 动态修改for-itme里面的数据
handleUpload(e) {
let _this = this
var index = e.currentTarget.dataset.index;
_this.setData({
‘forms.setFlag’: this.data.openDatas[index].fileType,
‘forms.fileId’: this.data.openDatas[index].fileId,
})
wx.chooseImage({
count: 1,
sizeType: [‘original’, ‘compressed’],
sourceType: [‘album’, ‘camera’],
type: ‘file’,
success: function (res) {
wx.uploadFile({
url: ‘http://192.168.1-----------adImgBySupplierId.do’,
filePath: res.tempFilePaths[0], //filePath的值给了name
name: ‘attachFile’, //后台指定的写死的name
header: {
“Content-Type”: “multipart/form-data”,
‘accept’: ‘application/json’,
// 如果有token 自己加
},
formData: _this.data.forms,
success: function (res) {
// openDatas for数据 filePath图片路径
let strs = ‘openDatas[’ + index + ‘].filePath’;
let objsa = {};
//返回的是json对象 转换下
var objt = JSON.parse(res.data)
objsa[strs] = objt.filePath
_this.setData(objsa)

      }
 })
  }

})
},
// 渲染修改onshow 出来的数据 根据遍历的I来改变里面的图片
data: {
messageTypea: “…/…/img/center/handleConfirmation.png”,
messageTypeb: “…/…/img/center/Receivinggoods.png”,
messageTypec: “…/…/img/center/setUp.png”,
},
//请求接口后
this.setData({
messages: res.data
})
console.log(res.data)
for(let i = 0; i < res.data.length; i++) {
let strs = ‘messages[’ + i + ‘].messageType’;
let objsa = {};
var timess = {
timess:util.formatTime(res.data[i].recordTime)
}
this.setData({
recordTime: timess.timess
})
if (res.data[i].messageType == 1) {

       objsa[strs] = this.data.messageTypea;
       this.setData(objsa)
     }
     if (res.data[i].messageType == 2) {
       objsa[strs] = this.data.messageTypeb;
         this.setData(objsa)
     }
     if (res.data[i].messageType == 3) {
       objsa[strs] = this.data.messageTypec;
       this.setData(objsa)
     }
     console.log(this.data.messages)
   }