Add "smart" script action cloning

Author: Rampastring

src/TSMapEditor/Settings/UserSettings.cs

@@ -34,6 +34,7 @@ public UserSettings()
 
                 Theme,
                 UseBoldFont,
+                SmartScriptActionCloning,
                 AutoSaveInterval,
                 SidebarWidth,
 
@@ -87,6 +88,7 @@ public async Task SaveSettingsAsync()
 
         public StringSetting Theme = new StringSetting(General, "Theme", "Default");
         public BoolSetting UseBoldFont = new BoolSetting(General, "UseBoldFont", false);
+        public BoolSetting SmartScriptActionCloning = new BoolSetting(General, "SmartScriptActionCloning", false);
         public IntSetting AutoSaveInterval = new IntSetting(General, "AutoSaveInterval", 300);
         public IntSetting SidebarWidth = new IntSetting(General, "SidebarWidth", 250);
 

src/TSMapEditor/UI/Windows/ScriptsWindow.cs

@@ -10,6 +10,7 @@
 using TSMapEditor.Models;
 using TSMapEditor.Models.Enums;
 using TSMapEditor.Rendering;
+using TSMapEditor.Settings;
 using TSMapEditor.UI.Controls;
 using TSMapEditor.UI.CursorActions;
 using TSMapEditor.UI.Notifications;
@@ -218,6 +219,23 @@ private void CloneAction()
             int index = lbActions.SelectedIndex + 1;
 
             var clonedEntry = editedScript.Actions[lbActions.SelectedIndex].Clone();
+
+            // Smart script action cloning
+            if (UserSettings.Instance.SmartScriptActionCloning || Keyboard.IsShiftHeldDown() || Keyboard.IsAltHeldDown())
+            {
+                var scriptActionType = map.EditorConfig.ScriptActions[clonedEntry.Action];
+
+                if (scriptActionType.ParamType == TriggerParamType.Waypoint)
+                {
+                    int indexOffset = Keyboard.IsAltHeldDown() ? -1 : 1;
+
+                    if (map.Waypoints.Exists(wp => wp.Identifier == clonedEntry.Argument + indexOffset))
+                    {
+                        clonedEntry.Argument = clonedEntry.Argument + indexOffset;
+                    }
+                }
+            }
+
             editedScript.Actions.Insert(index, clonedEntry);
             EditScript(editedScript);
             lbActions.SelectedIndex = index;