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import { Server as WebSocketServer } from "ws";
import { WebSocket, CLOSECODES } from "@fosscord/gateway";
import { Config, initDatabase } from "@fosscord/util";
import OPCodeHandlers, { Payload } from "./opcodes";
import { setHeartbeat } from "./util";
import * as mediasoup from "mediasoup";
import { types as MediasoupTypes } from "mediasoup";
import udp from "dgram";
var port = Number(process.env.PORT);
if (isNaN(port)) port = 3004;
export class Server {
public ws: WebSocketServer;
public mediasoupWorkers: MediasoupTypes.Worker[] = [];
public mediasoupRouters: MediasoupTypes.Router[] = [];
public mediasoupTransports: MediasoupTypes.WebRtcTransport[] = [];
public mediasoupProducers: MediasoupTypes.Producer[] = [];
public mediasoupConsumers: MediasoupTypes.Consumer[] = [];
constructor() {
this.ws = new WebSocketServer({
port,
maxPayload: 4096,
});
this.ws.on("connection", async (socket: WebSocket) => {
await setHeartbeat(socket);
socket.on("message", async (message: string) => {
const payload: Payload = JSON.parse(message);
if (OPCodeHandlers[payload.op])
try {
await OPCodeHandlers[payload.op].call(this, socket, payload);
}
catch (e) {
console.error(e);
socket.close(CLOSECODES.Unknown_error);
}
else {
console.error(`Unimplemented`, payload);
socket.close(CLOSECODES.Unknown_opcode);
}
});
});
}
async listen(): Promise<void> {
// @ts-ignore
await initDatabase();
await Config.init();
await this.createWorkers();
console.log("[DB] connected");
console.log(`[WebRTC] online on 0.0.0.0:${port}`);
}
async createWorkers(): Promise<void> {
const numWorkers = 1;
for (let i = 0; i < numWorkers; i++) {
const worker = await mediasoup.createWorker({ logLevel: "debug" });
if (!worker) return;
worker.on("died", () => {
console.error("mediasoup worker died");
});
worker.observer.on("newrouter", async (router: MediasoupTypes.Router) => {
console.log("new router created [id:%s]", router.id);
this.mediasoupRouters.push(router);
router.observer.on("newtransport", async (transport: MediasoupTypes.WebRtcTransport) => {
console.log("new transport created [id:%s]", transport.id);
await transport.enableTraceEvent();
transport.on("connect", () => {
console.log("transport connect")
})
transport.observer.on("newproducer", (producer: MediasoupTypes.Producer) => {
console.log("new producer created [id:%s]", producer.id);
this.mediasoupProducers.push(producer);
});
transport.observer.on("newconsumer", (consumer: MediasoupTypes.Consumer) => {
console.log("new consumer created [id:%s]", consumer.id);
this.mediasoupConsumers.push(consumer);
consumer.on("rtp", (rtpPacket) => {
console.log(rtpPacket);
});
});
transport.observer.on("newdataproducer", (dataProducer) => {
console.log("new data producer created [id:%s]", dataProducer.id);
});
transport.on("trace", (trace) => {
console.log(trace);
});
this.mediasoupTransports.push(transport);
});
});
await worker.createRouter({
mediaCodecs: [
{
kind: "audio",
mimeType: "audio/opus",
clockRate: 48000,
channels: 2
},
]
});
this.mediasoupWorkers.push(worker);
}
}
}
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