[added] - new routes

src/middleware/error.ts

@@ -40,36 +40,44 @@ class error {
     static errorHandler(
         err: ApiError,
         req: Request,
-        res: Response
+        res: Response,
+        _next: NextFunction // Retain this even if unused
     ): void {
-        let { statusCode, message } = err;
-
-        // Production environment: Ensure only operational errors are shown
-        if (config.env === 'production' && !err.isOperational) {
+        // Extract error details with fallback defaults
+        let { statusCode = 500, message = "Internal server error" } = err;
+    
+        // Production: Ensure only operational errors reveal their messages
+        if (config.env === "production" && !err.isOperational) {
             statusCode = 500;
-            message = "Internal server error";
+            message = "An unexpected error occurred";
         }
-
+    
+        // Attach error message to response locals for potential templating
         res.locals.errorMessage = err.message;
-
-        // Response structure
+    
+        // Construct the response payload
         const response = {
             code: statusCode,
             message,
-            ...(config.env === 'development' && { stack: err.stack })
+            ...(config.env === "development" && err.stack && { stack: err.stack }), // Include stack trace only in development
+            ...(err.errors && { errors: err.errors.map((e: Error) => e.message) }), // Include nested validation errors if any
         };
-
-        // Log error in development
-        if (config.env === 'development') {
-            logger.error(err);
-        }
-
-        // Ensure the response is sent
-        res.status(statusCode).send(response);
-
-        // Don't call next() unless you want to propagate the error further
-        // If this is the final middleware, remove next()
+    
+        // Log the error in all environments
+        logger.error({
+            message: err.message,
+            stack: err.stack,
+            statusCode,
+            errors: err.errors || [],
+        });
+    
+        // Send the response
+        res.status(statusCode).json(response);
+    
+        // Do not call `next()` here, as this is the final error handler.
     }
+    
+    
 }
 
 export default error;