ios使用wx.choosevideo选择相册视频文件上传后台接收不到上传信息怎么解决

tapName(){

wx.chooseVideo({

compressed: true,

sourceType: ['album', 'camera'],

maxDuration: 60,

success: res => {

console.log(res)

if (res.tempFilePath){

const uploadTask = wx.uploadFile({

url: '   ',

name: 'file',

filePath: res.tempFilePath,

formData: { openid: 'x', title: "123", duration: res.duration,},

header: {

"content-type": "multipart/form-data",

},

// ios 11.2.5

success: data => {

// console.log(data);

console.log(data);

if (JSON.parse(data.data).code==200){

wx.showToast({

title: '上传成功',

})

}else{

wx.showToast({

title: JSON.parse(data.data).msg,

})

}

},

fail: res => {

console.log(res);

}

});

uploadTask.onProgressUpdate(res => {//监听上传进度条

// console.log(res);

console.log(res)

});

}

},

fail: (res) => {

uni.showToast({

icon: "none",

title: "亲,您取消了!"

})

}

})

},