uniapp 上传

fileList1: [],

// uviewui ui组件
<u-upload
    uploadText="上传打款凭证"
    :fileList="fileList1"
    @afterRead="afterRead"
    @delete="deletePic"
    name="1"
    :multiple="false"
    :maxCount="1"
></u-upload>

// 新增图片
afterRead(event) {
  this.imgUrl = ''
  let uploadTask = uni.uploadFile({
    url: this.$imgURL + '/api/upload/imgFile', //仅为示例，非真实的接口地址
    filePath: event.file.url,
    name: 'file',
    formData: {
      'token': Q.getToken()
    },
    success: (uploadFileRes) => {
      this.imgUrl = JSON.parse(uploadFileRes.data).data
    }
  });

  // 上传中
  let lists = [].concat(event.file)
  let fileListLen = this[`fileList${event.name}`].length
  lists.map((item) => {
    this[`fileList${event.name}`].push({
      ...item,
      status: 'uploading',
      message: '上传中'
    })
  })
  // 上传完成
  uploadTask.onProgressUpdate((res) => {
    if (res.progress === 100) {
      setTimeout(() => {
        let item = this[`fileList${event.name}`][fileListLen]
        this[`fileList${event.name}`].splice(fileListLen, 1, Object.assign(item, {
          status: 'success',
          message: '',
          url: event.file.url
        }))
      }, 1000)
    }
    // 测试条件，取消上传任务。
  /*  if (res.progress > 50) {
      uploadTask.abort();
    }*/
  });

},