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/* eslint-env node */
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/* global window */
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const FormData = require('form-data');
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const got = require('got');
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const BASE_URL = 'https://debuglogs.org';
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const VERSION = window.getVersion();
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const USER_AGENT = `Loki Messenger ${VERSION}`;
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// Workaround: Submitting `FormData` using native `FormData::submit` procedure
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// as integration with `got` results in S3 error saying we haven’t set the
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// `Content-Length` header:
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// https://github.com/sindresorhus/got/pull/466
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const submitFormData = (form, url) =>
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new Promise((resolve, reject) => {
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form.submit(url, (error, response) => {
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if (error) {
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return reject(error);
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}
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const { statusCode } = response;
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if (statusCode !== 204) {
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return reject(
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new Error(`Failed to upload to S3, got status ${statusCode}`)
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);
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}
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return resolve();
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});
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});
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// upload :: String -> Promise URL
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exports.upload = async content => {
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const signedForm = await got.get(BASE_URL, {
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json: true,
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headers: {
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'user-agent': USER_AGENT,
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},
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});
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if (!signedForm.body) {
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throw new Error('Failed to retrieve token');
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}
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const { fields, url } = signedForm.body;
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const form = new FormData();
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// The API expects `key` to be the first field:
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form.append('key', fields.key);
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Object.entries(fields)
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.filter(([key]) => key !== 'key')
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.forEach(([key, value]) => {
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form.append(key, value);
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});
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const contentBuffer = Buffer.from(content, 'utf8');
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const contentType = 'text/plain';
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form.append('Content-Type', contentType);
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form.append('file', contentBuffer, {
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contentType,
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filename: `loki-messenger-debug-log-${VERSION}.txt`,
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});
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// WORKAROUND: See comment on `submitFormData`:
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// await got.post(url, { body: form });
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await submitFormData(form, url);
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return `${BASE_URL}/${fields.key}`;
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};
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