From 7e6f4bd21f68a63dfad2c71f3393cf7521d92cf3 Mon Sep 17 00:00:00 2001
From: Yeo Zong Yao <yeozongyao@gmail.com>
Date: Wed, 20 Mar 2024 04:57:38 +0800
Subject: [PATCH] checkstyle fix

---
 src/main/java/seedu/bookbuddy/BookBuddy.java | 15 +++++++++++++--
 1 file changed, 13 insertions(+), 2 deletions(-)

diff --git a/src/main/java/seedu/bookbuddy/BookBuddy.java b/src/main/java/seedu/bookbuddy/BookBuddy.java
index c031fce6f4..db7ef8f3c4 100644
--- a/src/main/java/seedu/bookbuddy/BookBuddy.java
+++ b/src/main/java/seedu/bookbuddy/BookBuddy.java
@@ -1,5 +1,7 @@
 package seedu.bookbuddy;
 
+import exceptions.UnsupportedCommandException;
+
 import java.util.Scanner;
 
 public class BookBuddy {
@@ -19,8 +21,17 @@ public static void getUserInput(BookList books) {
 
         //noinspection InfiniteLoopStatement
         while (true) {
-            String userInput = input.nextLine();
-            Parser.parseCommand(userInput, books);
+            String userInput = input.nextLine().trim();
+            if (userInput.isEmpty()) {
+                // If the input is empty, do not call parseCommand and just prompt for input again.
+                continue;
+            }
+
+            try {
+                Parser.parseCommand(userInput, books);
+            } catch (UnsupportedCommandException e) {
+                System.out.println(e.getMessage());
+            }
         }
     }