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outline/app/utils/uploadFile.js
Tom Moor 8e5a5a57a9
feat: Store image uploads as attachments in database (#1144)
* First pass

* Documentation

* Added optional documentId relationship

* name -> key

* cleanup: No need for separate documentId prop
2020-01-16 09:42:42 -08:00

57 lines
1.2 KiB
JavaScript

// @flow
import { client } from './ApiClient';
import invariant from 'invariant';
type Options = {
name?: string,
documentId?: string,
};
export const uploadFile = async (
file: File | Blob,
options?: Options = { name: '' }
) => {
const name = file instanceof File ? file.name : options.name;
const response = await client.post('/users.s3Upload', {
documentId: options.documentId,
contentType: file.type,
size: file.size,
name,
});
invariant(response, 'Response should be available');
const data = response.data;
const asset = data.asset;
const formData = new FormData();
for (const key in data.form) {
formData.append(key, data.form[key]);
}
// $FlowFixMe
if (file.blob) {
// $FlowFixMe
formData.append('file', file.file);
} else {
formData.append('file', file);
}
await fetch(data.uploadUrl, {
method: 'post',
body: formData,
});
return asset;
};
export const dataUrlToBlob = (dataURL: string) => {
var blobBin = atob(dataURL.split(',')[1]);
var array = [];
for (var i = 0; i < blobBin.length; i++) {
array.push(blobBin.charCodeAt(i));
}
const file = new Blob([new Uint8Array(array)], { type: 'image/png' });
return file;
};