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

<?php
use illuminatehttprequest;
route::post('/upload', function (request $request) {
  if ($request->photo->isvalid()) {
    $request->photo->storeas('images/foo/bar/baz', $request->filename . '.' . $request->photo->extension());
    return ['success' => true, 'index' => $request->index];
  }
});

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