Files
notesnook/apps/mobile/app/utils/sse/event-source.js
2023-01-16 13:48:28 +05:00

59 lines
1.6 KiB
JavaScript

/*
This file is part of the Notesnook project (https://notesnook.com/)
Copyright (C) 2023 Streetwriters (Private) Limited
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
import { NativeEventEmitter, NativeModules, Platform } from "react-native";
const NativeEventSource =
Platform.OS === "ios" ? null : NativeModules.EventSource;
const EventEmitter =
Platform.OS === "ios" ? null : new NativeEventEmitter(NativeEventSource);
export default class EventSource {
constructor(url, options) {
this.url = url;
this.options = options;
this.connect();
this.open;
this.message;
}
connect() {
this.registerEvents();
NativeEventSource.initRequest(this.url, this.options.headers);
}
close() {
NativeEventSource.close();
this.open?.remove();
this.message?.remove();
}
registerEvents() {
this.open = EventEmitter.addListener("open", () => {
this.onopen();
});
this.message = EventEmitter.addListener("message", (ev) => {
const { message } = ev;
const eventData = { data: message };
this.onmessage(eventData);
});
}
}