overleaf/services/track-changes/app/js/DocumentUpdaterManager.js

/* eslint-disable
    camelcase,
    handle-callback-err,
    no-unused-vars,
*/
// TODO: This file was created by bulk-decaffeinate.
// Fix any style issues and re-enable lint.
/*
 * decaffeinate suggestions:
 * DS102: Remove unnecessary code created because of implicit returns
 * DS207: Consider shorter variations of null checks
 * Full docs: https://github.com/decaffeinate/decaffeinate/blob/master/docs/suggestions.md
 */
let DocumentUpdaterManager;
const request = require("request");
const logger = require("logger-sharelatex");
const Settings = require("settings-sharelatex");

module.exports = (DocumentUpdaterManager = {
	getDocument(project_id, doc_id, callback) {
		if (callback == null) { callback = function(error, content, version) {}; }
		const url = `${Settings.apis.documentupdater.url}/project/${project_id}/doc/${doc_id}`;
		logger.log({project_id, doc_id}, "getting doc from document updater");
		return request.get(url, function(error, res, body){
			if (error != null) {
				return callback(error);
			}
			if ((res.statusCode >= 200) && (res.statusCode < 300)) {
				try {
					body = JSON.parse(body);
				} catch (error1) {
					error = error1;
					return callback(error);
				}
				logger.log({project_id, doc_id, version: body.version}, "got doc from document updater");
				return callback(null, body.lines.join("\n"), body.version);
			} else {
				error = new Error(`doc updater returned a non-success status code: ${res.statusCode}`);
				logger.error({err: error, project_id, doc_id, url}, "error accessing doc updater");
				return callback(error);
			}
		});
	},

	setDocument(project_id, doc_id, content, user_id, callback) {
		if (callback == null) { callback = function(error) {}; }
		const url = `${Settings.apis.documentupdater.url}/project/${project_id}/doc/${doc_id}`;
		logger.log({project_id, doc_id}, "setting doc in document updater");
		return request.post({
			url,
			json: {
				lines: content.split("\n"),
				source: "restore",
				user_id,
				undoing: true
			}
		}, function(error, res, body){
			if (error != null) {
				return callback(error);
			}
			if ((res.statusCode >= 200) && (res.statusCode < 300)) {
				return callback(null);
			} else {
				error = new Error(`doc updater returned a non-success status code: ${res.statusCode}`);
				logger.error({err: error, project_id, doc_id, url}, "error accessing doc updater");
				return callback(error);
			}
		});
	}
});