Does not deselect when misclicks occur when unit is selected

src/Blaze-Brigade/Blaze_Brigade/Game.cs

@@ -159,7 +159,7 @@ namespace Controller
                 Exit();
             }
 
-            if (IsActive)
+            if (IsActive && currentGameState == GameMenuState.Playing)
             {
                 // call mouse handler if game window is active
                 MouseHandler.updateMouse(graph, camera);

src/Blaze-Brigade/Blaze_Brigade/MouseHandler.cs

@@ -150,7 +150,7 @@ namespace Controller
                         }
                         else
                         {
-                            GameFunction.deselectUnit();    // if user clicks on invalid end node, deselect it
+                            return;    // if user clicks on invalid end node, do nothing
                         }
                     }
 
@@ -164,10 +164,10 @@ namespace Controller
                             GameState.unitToAttack = unit;      // set state of attacked unit
                             GameState.attackConfirmOpen = true; // opens attack confirmation
                         }
-                        // deselects the unit if no enemy unit is clicked
                         else
                         {
-                            GameFunction.deselectUnit();
+                            GameState.attackSelect = true;
+                            return; // does nothing if no enemy unit is clicked
                         }
                     }
                 }