1 files changed, 32 insertions, 0 deletions
diff --git a/src/gateway/util/Send.ts b/src/gateway/util/Send.ts
new file mode 100644
index 00000000..e1460846
--- /dev/null
+++ b/src/gateway/util/Send.ts
@@ -0,0 +1,32 @@
+var erlpack: any;
+try {
+	erlpack = require("@yukikaze-bot/erlpack");
+} catch (error) {
+	console.log("Missing @yukikaze-bot/erlpack, electron-based desktop clients designed for discord.com will not be able to connect!");
+}
+import { Payload, WebSocket } from "@fosscord/gateway";
+
+export function Send(socket: WebSocket, data: Payload) {
+	let buffer: Buffer | string;
+	if (socket.encoding === "etf") buffer = erlpack.pack(data);
+	// TODO: encode circular object
+	else if (socket.encoding === "json") buffer = JSON.stringify(data);
+	else return;
+	// TODO: compression
+	if (socket.deflate) {
+		buffer = socket.deflate.process(buffer) as Buffer;
+	}
+
+	return new Promise((res, rej) => {
+		if (socket.readyState !== 1) {
+			// return rej("socket not open");
+			socket.close();
+			return;
+		}
+
+		socket.send(buffer, (err: any) => {
+			if (err) return rej(err);
+			return res(null);
+		});
+	});
+}