Disallow adding already existing games

AY2425S1-CS2103T-T12-4 · Nov 1, 2024 · ea120a1 · ea120a1
1 parent 0a58c97
commit ea120a1
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/src/main/java/seedu/address/logic/commands/AddGameCommand.java b/src/main/java/seedu/address/logic/commands/AddGameCommand.java
@@ -44,6 +44,8 @@ public class AddGameCommand extends Command {
             + PREFIX_USERNAME + "johndoe420";
 
     public static final String MESSAGE_ADD_GAME_SUCCESS = "Added Game to Person: %1$s";
+    public static final String MESSAGE_GAME_EXISTS = "The game provided already exists for that person.";
+
     private final Index index;
     private final AddGameDescriptor addGameDescriptor;
     private final String gameName;
@@ -77,6 +79,10 @@ public CommandResult execute(Model model) throws CommandException {
         personToEdit = lastShownList.get(index.getZeroBased());
         Map<String, Game> gameMap = personToEdit.getGames();
 
+        if (gameMap.containsKey(gameName)) {
+            throw new CommandException(MESSAGE_GAME_EXISTS);
+        }
+
         Game editedGame = createNewGame(gameName, addGameDescriptor);
         gameMap.put(gameName, editedGame);
         model.setPerson(personToEdit, personToEdit);