Probably broken merge from webrtc

util/src/index.ts

@@ -4,3 +4,4 @@ export * from "./util/index";
 export * from "./interfaces/index";
 export * from "./entities/index";
 export * from "./dtos/index";
+export * from "./schemas";

util/src/schemas/Validator.ts

@@ -0,0 +1,54 @@
+import Ajv from "ajv";
+import addFormats from "ajv-formats";
+import fs from "fs";
+import path from "path";
+
+const SchemaPath = path.join(__dirname, "..", "..", "..", "assets", "schemas.json");
+const schemas = JSON.parse(fs.readFileSync(SchemaPath, { encoding: "utf8" }));
+
+export const ajv = new Ajv({
+	allErrors: true,
+	parseDate: true,
+	allowDate: true,
+	schemas,
+	coerceTypes: true,
+	messages: true,
+	strict: true,
+	strictRequired: true
+});
+
+addFormats(ajv);
+
+export function validateSchema<G>(schema: string, data: G): G {
+	const valid = ajv.validate(schema, normalizeBody(data));
+	if (!valid) throw ajv.errors;
+	return data;
+}
+
+// Normalizer is introduced to workaround https://github.com/ajv-validator/ajv/issues/1287
+// this removes null values as ajv doesn't treat them as undefined
+// normalizeBody allows to handle circular structures without issues
+// taken from https://github.com/serverless/serverless/blob/master/lib/classes/ConfigSchemaHandler/index.js#L30 (MIT license)
+export const normalizeBody = (body: any = {}) => {
+	const normalizedObjectsSet = new WeakSet();
+	const normalizeObject = (object: any) => {
+		if (normalizedObjectsSet.has(object)) return;
+		normalizedObjectsSet.add(object);
+		if (Array.isArray(object)) {
+			for (const [index, value] of object.entries()) {
+				if (typeof value === "object") normalizeObject(value);
+			}
+		} else {
+			for (const [key, value] of Object.entries(object)) {
+				if (value == null) {
+					if (key === "icon" || key === "avatar" || key === "banner" || key === "splash" || key === "discovery_splash") continue;
+					delete object[key];
+				} else if (typeof value === "object") {
+					normalizeObject(value);
+				}
+			}
+		}
+	};
+	normalizeObject(body);
+	return body;
+};

util/src/schemas/index.ts

@@ -0,0 +1,2 @@
+export * from "./Validator";
+export * from "./voice";

util/src/schemas/voice.ts

@@ -0,0 +1,69 @@
+export interface VoiceVideoSchema {
+	audio_ssrc: number;
+	video_ssrc: number;
+	rtx_ssrc?: number;
+	user_id?: string;
+	streams?: {
+		type: "video" | "audio";
+		rid: string;
+		ssrc: number;
+		active: boolean;
+		quality: number;
+		rtx_ssrc: number;
+		max_bitrate: number;
+		max_framerate: number;
+		max_resolution: { type: string; width: number; height: number; };
+	}[];
+}
+
+export const VoiceStateUpdateSchema = {
+	$guild_id: String,
+	$channel_id: String,
+	self_mute: Boolean,
+	self_deaf: Boolean,
+	self_video: Boolean
+};
+
+//TODO need more testing when community guild and voice stage channel are working
+export interface VoiceStateUpdateSchema {
+	channel_id: string;
+	guild_id?: string;
+	suppress?: boolean;
+	request_to_speak_timestamp?: Date;
+	self_mute?: boolean;
+	self_deaf?: boolean;
+	self_video?: boolean;
+}
+
+export interface VoiceIdentifySchema {
+	server_id: string;
+	user_id: string;
+	session_id: string;
+	token: string;
+	video?: boolean;
+	streams?: {
+		type: string;
+		rid: string;
+		quality: number;
+	}[];
+}
+
+export interface SelectProtocolSchema {
+	protocol: "webrtc" | "udp";
+	data:
+	| string
+	| {
+		address: string;
+		port: number;
+		mode: string;
+	};
+	sdp?: string;
+	codecs?: {
+		name: "opus" | "VP8" | "VP9" | "H264";
+		type: "audio" | "video";
+		priority: number;
+		payload_type: number;
+		rtx_payload_type?: number | null;
+	}[];
+	rtc_connection_id?: string; // uuid
+}