🔧 Added startup scripts fixing MongoDB timeouts

mixins/db.mixin.ts

@@ -3,72 +3,59 @@ const mkdir = require("mkdirp").sync;
 const DbService = require("moleculer-db");
 
 export const DbMixin = (collection, model) => {
-	if (process.env.MONGO_URI) {
-		const MongooseAdapter = require("moleculer-db-adapter-mongoose");
-		console.log("Connecting to MongoDB at", process.env.MONGO_URI);
-
-		const connectWithRetry = (
-			adapter,
-			maxRetries = 5,
-			interval = 5000,
-			retries = 0
-		) => {
-			return adapter
-				.connect()
-				.then(() => console.log("MongoDB connected successfully!"))
-				.catch((err) => {
-					console.error("MongoDB connection error:", err);
-					if (retries < maxRetries) {
-						console.log(
-							`Retrying MongoDB connection in ${
-								interval / 1000
-							} seconds...`
-						);
-						setTimeout(
-							() =>
-								connectWithRetry(
-									adapter,
-									maxRetries,
-									interval,
-									retries + 1
-								),
-							interval
-						);
-					} else {
-						console.error(
-							"Failed to connect to MongoDB after several attempts."
-						);
-					}
-				});
-		};
-
-		const adapter = new MongooseAdapter(process.env.MONGO_URI, {
-			user: process.env.MONGO_INITDB_ROOT_USERNAME,
-			pass: process.env.MONGO_INITDB_ROOT_PASSWORD,
-			keepAlive: true,
-			useNewUrlParser: true,
-			useUnifiedTopology: true,
-		});
-
-		return {
-			mixins: [DbService],
-			adapter: adapter,
-			model,
-			collection,
-			started() {
-				connectWithRetry(this.adapter);
-			},
-			stopped() {
-				this.adapter
-					.disconnect()
-					.then(() => console.log("MongoDB disconnected"))
-					.catch((err) =>
-						console.error("MongoDB disconnection error:", err)
-					);
-			},
-		};
-	} else {
+	if (!process.env.MONGO_URI) {
 		console.log("MONGO_URI not provided, initializing local storage...");
 		mkdir(path.resolve("./data"));
+		return { mixins: [DbService] }; // Handle case where no DB URI is provided
 	}
+
+	const MongooseAdapter = require("moleculer-db-adapter-mongoose");
+	const adapter = new MongooseAdapter(process.env.MONGO_URI, {
+		user: process.env.MONGO_INITDB_ROOT_USERNAME,
+		pass: process.env.MONGO_INITDB_ROOT_PASSWORD,
+		keepAlive: true,
+		useNewUrlParser: true,
+		useUnifiedTopology: true,
+	});
+
+	const connectWithRetry = async (
+		adapter,
+		maxRetries = 5,
+		interval = 5000
+	) => {
+		for (let retry = 0; retry < maxRetries; retry++) {
+			try {
+				await adapter.connect();
+				console.log("MongoDB connected successfully!");
+				return;
+			} catch (err) {
+				console.error("MongoDB connection error:", err);
+				console.log(
+					`Retrying MongoDB connection in ${
+						interval / 1000
+					} seconds...`
+				);
+				await new Promise((resolve) => setTimeout(resolve, interval));
+			}
+		}
+		console.error("Failed to connect to MongoDB after several attempts.");
+	};
+
+	return {
+		mixins: [DbService],
+		adapter,
+		model,
+		collection,
+		async started() {
+			await connectWithRetry(this.adapter);
+		},
+		async stopped() {
+			try {
+				await this.adapter.disconnect();
+				console.log("MongoDB disconnected");
+			} catch (err) {
+				console.error("MongoDB disconnection error:", err);
+			}
+		},
+	};
 };