package bluej.editor.stride;

import java.util.ArrayList;
import java.util.List;
import javafx.beans.binding.StringExpression;
import javafx.beans.property.ReadOnlyStringWrapper;
import javafx.scene.control.ContextMenu;
import javafx.scene.control.Menu;
import javafx.scene.control.MenuItem;
import javafx.scene.control.SeparatorMenuItem;

import bluej.compiler.CompileReason;
import bluej.compiler.CompileType;
import bluej.Config;
import bluej.utility.javafx.JavaFXUtil;
import threadchecker.OnThread;
import threadchecker.Tag;




| Created by neil on 26/11/15.
|
public abstract class TabMenuManager
{       
protected final FXTab tab;
   
   private final MenuItem contextMoveNew;
   
   private final Menu contextMoveMenu;
   
   protected final Menu mainMoveMenu;
   
   private final MenuItem mainMoveNew;

   @OnThread(Tag.FXPlatform)
   
   public TabMenuManager(FXTab tab)
   {        
      this.tab = tab;
      contextMoveMenu = JavaFXUtil.makeMenu(Config.getString("frame.classmenu.move"));
      contextMoveNew = JavaFXUtil.makeMenuItem(Config.getString("frame.classmenu.move.new"), () -> tab.getParent().moveToNewLater(tab), null);
      mainMoveNew = JavaFXUtil.makeMenuItem(Config.getString("frame.classmenu.move.new"), () -> tab.getParent().moveToNewLater(tab), null);
      mainMoveMenu = JavaFXUtil.makeMenu(Config.getString("frame.classmenu.move"));

       
      
      JavaFXUtil.runAfterCurrent(() -> {
      if (tab.getParent() != null)
      updateMoveMenus();

           
      tab.setContextMenu(new ContextMenu(
                   
      contextMoveMenu
      , JavaFXUtil.makeMenuItem(Config.getString("frame.classmenu.close"), () -> tab.getParent().close(tab), null)
           
      ));

      if (tab instanceof FrameEditorTab)
      tab.getContextMenu().getItems().add(JavaFXUtil.makeMenuItem(Config.getString("frame.classmenu.compile"),
      () ->  ((FrameEditorTab)tab).getFrameEditor().getWatcher().scheduleCompilation(true, CompileReason.USER, CompileType.EXPLICIT_USER_COMPILE)
                       
      , null
               
      ));

      if (tab instanceof MoeFXTab)
      tab.getContextMenu().getItems().add(JavaFXUtil.makeMenuItem(Config.getString("frame.classmenu.compile"),
      () ->  ((MoeFXTab)tab).getMoeEditor().getWatcher().scheduleCompilation(true, CompileReason.USER, CompileType.EXPLICIT_USER_COMPILE)
                       
      , null
               
      ));         
      });
   }

@OnThread(Tag.FXPlatform)
   
protected void updateMoveMenus()
   {        
   
   ArrayList<MenuItem> classMoveItems = new ArrayList<>();
       
   ArrayList<MenuItem> contextMoveItems = new ArrayList<>();
   classMoveItems.add(mainMoveNew);
   contextMoveItems.add(contextMoveNew);
   mainMoveNew.setDisable(tab.getParent().hasOneTab());
   contextMoveNew.setDisable(tab.getParent().hasOneTab());
   List<FXTabbedEditor> allWindows = tab.getParent().getProject().getAllFXTabbedEditorWindows();
   if (allWindows.size() > 1)
       {            
      classMoveItems.add(new SeparatorMenuItem());
           
      contextMoveItems.add(new SeparatorMenuItem());
      allWindows.stream().filter(w -> w != tab.getParent()).forEach(w -> {
               
      StringExpression itemText = new ReadOnlyStringWrapper(Config.getString("frame.classmenu.move.existing") + ": ").concat(w.titleProperty());
      contextMoveItems.add(JavaFXUtil.makeMenuItem(itemText, () -> tab.getParent().moveTabTo(tab, w), null));
      classMoveItems.add(JavaFXUtil.makeMenuItem(itemText, () -> tab.getParent().moveTabTo(tab, w), null));             
      });
   }

if (mainMoveMenu != null)
       {
   mainMoveMenu.getItems().setAll(classMoveItems);         
   }
if (contextMoveMenu != null)
       {
   contextMoveMenu.getItems().setAll(contextMoveItems);         
   }     
}

@OnThread(Tag.FXPlatform)
abstract List getMenus(); 
}