feat: add env checker

src/lib/env-checker.ts

@@ -0,0 +1,82 @@
+import type { Config } from "@/modules/config/types";
+import type { ConfigService } from "@nestjs/config";
+
+export function EnvChecker(configService: ConfigService) {
+	const DiscordConfig = configService.get<Config["Discord"]>("Discord");
+	if (!DiscordConfig) {
+		throw new Error("Discord config not found");
+	}
+
+	if (!DiscordConfig.Client.ID) {
+		throw new Error("Client ID not found");
+	}
+
+	if (!DiscordConfig.Client.Secret) {
+		throw new Error(
+			`Client Secret not found | GET a token in https://discord.com/developers/applications/${DiscordConfig.Client.ID}/oauth2`,
+		);
+	}
+
+	if (process.env.NODE_ENV === "PRODUCTION" && !DiscordConfig.Token) {
+		throw new Error(
+			`[PRODUCTION] Discord token not found | GET a token in https://discord.com/developers/applications/${DiscordConfig.Client.ID}/bot`,
+		);
+	}
+	if (process.env.NODE_ENV === "DEVELOPMENT" && !DiscordConfig.DevToken) {
+		throw new Error(
+			"[DEVELOPMENT] Discord token not found | GET a token in https://discord.com/developers/applications/${config.Client.ID}/bot",
+		);
+	}
+
+	if (!DiscordConfig.Client.CallbackURL) {
+		throw new Error("Callback URL not found");
+	}
+
+	const DatabaseConfig = configService.get<Config["Database"]>("Database");
+
+	if (!DatabaseConfig) {
+		throw new Error("Database config not found");
+	}
+
+	if (!DatabaseConfig.URL) {
+		throw new Error("Database URL not found");
+	}
+
+	if (!DatabaseConfig.Name) {
+		throw new Error("Database Name not found");
+	}
+
+	if (!DatabaseConfig.Password) {
+		throw new Error("Database Password not found");
+	}
+
+	// 	if (!DatabaseConfig.Redis) {
+	// 		throw new Error("Redis config not found");
+	// 	}
+
+	// 	if (!DatabaseConfig.Redis.Host) {
+	// 		throw new Error("Redis Host not found");
+	// 	}
+
+	// 	if (!DatabaseConfig.Redis.Port) {
+	// 		throw new Error("Redis Port not found");
+	// 	}
+
+	const TopGGToken = configService.get<Config["TopGGToken"]>("TopGGToken");
+
+	if (!TopGGToken) {
+		throw new Error(
+			`TopGG Token not found | GET a token in https://top.gg/bot/${DiscordConfig.Client.ID}/webhooks`,
+		);
+	}
+
+	const APIConfig = configService.get<Config["API"]>("API");
+
+	if (!APIConfig.JwtSecret) {
+		throw new Error("JWT Secret not found");
+	}
+
+	if (!APIConfig.CookieSecret) {
+		throw new Error("Cookie Secret not found");
+	}
+}

src/lib/index.ts

@@ -3,3 +3,4 @@ export * from "./prisma-utils";
 export * from "./sharding";
 export * from "./top.gg-autoposter";
 export * from "./tracing";
+export * from "./env-checker";

src/main.ts

@@ -3,6 +3,7 @@ import { ConfigService } from "@nestjs/config";
 import { NestFactory } from "@nestjs/core";
 import { AppModule } from "./app.module";
 import {
+	EnvChecker,
 	NodeHandler,
 	PrismaExceptionFilter,
 	ShardingManager,
@@ -16,6 +17,7 @@ async function bootstrap() {
 	const configService = app.get<ConfigService>(ConfigService);
 	const httpAdapter = app.getHttpAdapter();
 	const logger = new Logger("Main");
+	EnvChecker(configService);
 	const ShardManager = new ShardingManager(configService);
 	const TopGGPoster = new TopGGAutoPoster(
 		configService.getOrThrow("TopGGToken"),