Filepicker.io (Filestack) 上传两次

Filepicker.io (Filestack) uploads twice

我在我的 Angular 4 应用程序中使用 Filestack(又名 filepicker.io)。当我 select 一个文件时(在上传之前),它会自动上传。所以在我按下 Upload 后,我将上传 2 个文件。我究竟做错了什么? :(

这是我的代码:

async showPicker() {

    const client = filestack.init('MyApiKey');

    const result = await client.pick({
        fromSources: ['local_file_system', 'webcam', 'imagesearch', 'facebook', 'instagram', 'googledrive', 'dropbox', 'picasa'],
        maxFiles: 1,
        minFiles: 1,
        transformations: {
            crop: {
                force: true,
                aspectRatio: 1
            }
        },
        accept: ['image/*']
    });

    const url = result.filesUploaded[0].url;
    this.uploadedFileUrls.push(url);
}

P.S。我已经检查过这个

目前uploadInBackground参数默认设置为'true',开启后台上传。 如果您希望禁用此功能,只需将设置为 false 的 uploadInBackground 参数插入您的代码中,如下所示:

async showPicker() {

    const client = filestack.init('MyApiKey');

    const result = await client.pick({
        fromSources: ['local_file_system', 'webcam', 'imagesearch', 'facebook', 'instagram', 'googledrive', 'dropbox', 'picasa'],
        maxFiles: 1,
        minFiles: 1,
        uploadInBackground: false,
        transformations: {
            crop: {
                force: true,
                aspectRatio: 1
            }
        },
        accept: ['image/*']
    });

    const url = result.filesUploaded[0].url;
    this.uploadedFileUrls.push(url);
}