adds extra config/config.ts to set config/database.ts

src/config/config.ts

@@ -0,0 +1,32 @@
+
+
+export interface IConfig {
+  mongodbUri: string;
+}
+
+class Config implements IConfig {
+  private static instance: Config;
+
+  public readonly mongodbUri: string;
+
+  private constructor() {
+    this.mongodbUri = process.env.MONGODB_URI || 'mongodb://localhost:27017/dailytrends';
+    this.validateConfig();
+  }
+
+  public static getInstance(): Config {
+    if (!Config.instance) {
+      Config.instance = new Config();
+    }
+    return Config.instance;
+  }
+
+  private validateConfig(): void {
+    if (!this.mongodbUri) {
+      throw new Error('MONGODB_URI is required');
+    }
+  }
+}
+
+export const config = Config.getInstance();
+export default config;

src/config/database.ts

@@ -1,5 +1,5 @@
 import mongoose from 'mongoose';
-
+import config from './config'
 
 export class DatabaseConnection {
     private static instance: DatabaseConnection;
@@ -37,7 +37,7 @@ export class DatabaseConnection {
         });
   
         mongoose.connection.on('disconnected', () => {
-          console.log('MongoDB connection disconnected', { error });
+          console.log('MongoDB connection disconnected');
           this.isConnected = false;
         });