fix: abort startup if not connected to MongoDB server (#665)

src/index.ts

@@ -7,14 +7,16 @@ import https from "https";
 import fs from "node:fs";
 import { app } from "./app";
 import { config, validateConfig } from "./services/configService";
-import { connectDatabase } from "@/src/services/mongoService";
 import { registerLogFileCreationListener } from "@/src/utils/logger";
+import mongoose from "mongoose";
 
 registerLogFileCreationListener();
 validateConfig();
 
-void (async (): Promise<void> => {
+mongoose
-    await connectDatabase();
+    .connect(config.mongodbUrl)
+    .then(() => {
+        logger.info("Connected to MongoDB");
 
         const httpPort = config.httpPort || 80;
         const httpsPort = config.httpsPort || 443;
@@ -33,4 +35,10 @@ void (async (): Promise<void> => {
                 );
             });
         });
-})();
+    })
+    .catch(error => {
+        if (error instanceof Error) {
+            logger.error(`Error connecting to MongoDB server: ${error.message}`);
+        }
+        process.exit(1);
+    });

src/services/mongoService.ts

@@ -1,20 +0,0 @@
-import { logger } from "@/src/utils/logger";
-import { config } from "@/src/services/configService";
-import mongoose from "mongoose";
-
-const url = config.mongodbUrl;
-
-if (url === undefined) {
-    throw new Error("MONGODB_URL not found. Make sure you have a .env file in the root of the project!");
-}
-
-export const connectDatabase = async (): Promise<void> => {
-    try {
-        await mongoose.connect(`${url}`);
-        logger.info("Connected to MongoDB");
-    } catch (error: unknown) {
-        if (error instanceof Error) {
-            logger.error(`Error connecting to MongoDB ${error.message}`);
-        }
-    }
-};