diff --git a/src/gateway/events/Message.ts b/src/gateway/events/Message.ts
new file mode 100644
index 00000000..db7dbad2
--- /dev/null
+++ b/src/gateway/events/Message.ts
@@ -0,0 +1,74 @@
+import { CLOSECODES, OPCODES } from "../util/Constants";
+import { WebSocket, Payload } from "@fosscord/gateway";
+var erlpack: any;
+try {
+ erlpack = require("@yukikaze-bot/erlpack");
+} catch (error) { }
+import OPCodeHandlers from "../opcodes";
+import { Tuple } from "lambert-server";
+import { check } from "../opcodes/instanceOf";
+import WS from "ws";
+import BigIntJson from "json-bigint";
+import * as Sentry from "@sentry/node";
+const bigIntJson = BigIntJson({ storeAsString: true });
+
+const PayloadSchema = {
+ op: Number,
+ $d: new Tuple(Object, Number), // or number for heartbeat sequence
+ $s: Number,
+ $t: String,
+};
+
+export async function Message(this: WebSocket, buffer: WS.Data) {
+ // TODO: compression
+ var data: Payload;
+
+ if (this.encoding === "etf" && buffer instanceof Buffer)
+ data = erlpack.unpack(buffer);
+ else if (this.encoding === "json" && buffer instanceof Buffer) {
+ if (this.inflate) {
+ try {
+ buffer = this.inflate.process(buffer) as any;
+ } catch {
+ buffer = buffer.toString() as any;
+ }
+ }
+ data = bigIntJson.parse(buffer as string);
+ }
+ else if (typeof buffer == "string") {
+ data = bigIntJson.parse(buffer as string)
+ }
+ else return;
+
+ check.call(this, PayloadSchema, data);
+
+ // @ts-ignore
+ const OPCodeHandler = OPCodeHandlers[data.op];
+ if (!OPCodeHandler) {
+ console.error("[Gateway] Unkown opcode " + data.op);
+ // TODO: if all opcodes are implemented comment this out:
+ // this.close(CLOSECODES.Unknown_opcode);
+ return;
+ }
+
+ // const transaction = Sentry.startTransaction({
+ // op: OPCODES[data.op],
+ // name: `GATEWAY ${OPCODES[data.op]}`,
+ // data: {
+ // ...data.d,
+ // token: data?.d?.token ? "[Redacted]" : undefined,
+ // },
+ // });
+
+ try {
+ var ret = await OPCodeHandler.call(this, data);
+ // transaction.finish();
+ return ret;
+ } catch (error) {
+ Sentry.captureException(error);
+ // transaction.finish();
+ console.error(`Error: Op ${data.op}`, error);
+ // if (!this.CLOSED && this.CLOSING)
+ return this.close(CLOSECODES.Unknown_error);
+ }
+}
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