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52 lines
1.7 KiB
TypeScript
52 lines
1.7 KiB
TypeScript
import ReconnectingWebSocket from 'reconnecting-websocket';
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export default class Sock {
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sock: ReconnectingWebSocket;
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interval: NodeJS.Timer;
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constructor(public url: string, nocookie = false) {
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const i = new URL(url, window.location.href);
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if (i.host !== window.location.host && !nocookie) i.searchParams.append('sid', document.cookie.split('sid=')[1].split(';')[0]);
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i.protocol = i.protocol.replace('http', 'ws');
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this.url = i.toString();
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this.sock = new ReconnectingWebSocket(this.url, [], {
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maxReconnectionDelay: 10000,
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maxRetries: 100,
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});
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this.sock.onopen = () => {
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console.log('Connected');
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this.onopen?.(this.sock);
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this.interval = setInterval(() => this.sock.send('ping'), 30000);
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};
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this.sock.onclose = ({ code, reason }) => {
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console.warn('Connection closed, ', code, reason);
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if (code >= 4000) this.close();
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if (this.interval) clearInterval(this.interval);
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this.onclose?.(code, reason);
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};
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this.sock.onmessage = (message) => {
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if (message.data === 'pong') return;
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if (message.data === 'ping') {
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this.sock.send('pong');
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return;
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}
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if (process.env.NODE_ENV !== 'production') console.log('Sock.onmessage: ', message);
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const msg = JSON.parse(message.data);
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if (msg.error === 'PermissionError' || msg.error === 'PrivilegeError') this.close();
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else this.onmessage?.(message);
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};
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}
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onmessage: (message: MessageEvent<any>) => void;
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onclose: (code: number, reason: string) => void;
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onopen: (sock: ReconnectingWebSocket) => void;
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send(data) {
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this.sock.send(data);
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}
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close() {
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this.sock?.close?.();
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}
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}
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