微信小程序 ES6Promise.all批量上传文件实现代码

微信小程序 ES6Promise.all批量上传文件实现代码

客户端

Page({
  onLoad: function() {
    wx.chooseImage({
      count: 9,
      success: function({ tempFilePaths }) {
 var promise = Promise.all(tempFilePaths.map((tempFilePath, index) => {
   return new Promise(function(resolve, reject) {
     wx.uploadFile({
url: 'https://www.mengmeitong.com/upload',
filePath: tempFilePath,
name: 'photo',
formdata: {
  filename: 'foo-' + index,
  index: index
},
success: function(res) {
  resolve(res.data);
},
fail: function(err) {
  reject(new Error('failed to upload file'));
}
     });
   });
 }));
 promise.then(function(results) {
   console.log(results);
 }).catch(function(err) {
   console.log(err);
 });
      }
    });
  }
});

服务端

photo->isValid()) {
    $request->photo->storeAs('images/foo/bar/baz', $request->filename . '.' . $request->photo->extension());
    return ['success' => true, 'index' => $request->index];
  }
});

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