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import { CLOSECODES, Send, setHeartbeat, WebSocket } from "@fosscord/gateway";
import { IncomingMessage } from "http";
import { URL } from "url";
import WS from "ws";
import { VoiceOPCodes } from "../util";
import { onClose } from "./Close";
import { onMessage } from "./Message";
var erlpack: any;
try {
erlpack = require("@yukikaze-bot/erlpack");
} catch (error) {}
// TODO: check rate limit
// TODO: specify rate limit in config
// TODO: check msg max size
export async function Connection(
this: WS.Server,
socket: WebSocket,
request: IncomingMessage,
) {
try {
socket.on("close", onClose.bind(socket));
socket.on("message", onMessage.bind(socket));
console.log("[WebRTC] new connection", request.url);
if (process.env.WS_LOGEVENTS) {
[
"close",
"error",
"upgrade",
//"message",
"open",
"ping",
"pong",
"unexpected-response",
].forEach((x) => {
socket.on(x, (y) => console.log("[WebRTC]", x, y));
});
}
const { searchParams } = new URL(`http://localhost${request.url}`);
socket.encoding = "json";
socket.version = Number(searchParams.get("v")) || 5;
if (socket.version < 3)
return socket.close(CLOSECODES.Unknown_error, "invalid version");
setHeartbeat(socket);
socket.readyTimeout = setTimeout(() => {
return socket.close(CLOSECODES.Session_timed_out);
}, 1000 * 30);
await Send(socket, {
op: VoiceOPCodes.HELLO,
d: {
heartbeat_interval: 1000 * 30,
},
});
} catch (error) {
console.error("[WebRTC]", error);
return socket.close(CLOSECODES.Unknown_error);
}
}
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