package io.github.magwas.inez.ui;
   
   import javafx.scene.control.TabPane;
   import javafx.scene.layout.StackPane;
   
   import org.springframework.beans.factory.annotation.Autowired;
   import org.springframework.stereotype.Service;
   
   @Service
  public class ToggleFullscreenService implements UIConstants {
  
  	@Autowired
  	FullScreenRelatedState fullScreenRelatedState;
  
  	public void apply(final TabPane tabPane) {
  		if (fullScreenRelatedState.isFullscreen) {
  			exitFullscreen();
  		} else {
  			enterFullscreen(tabPane);
  		}
  	}
  
  	private void enterFullscreen(final TabPane tabPane) {
  		fullScreenRelatedState.fullScreened = tabPane;
  		fullScreenRelatedState.fullScreenedParent = (StackPane) tabPane.getParent();
  		StackPane fullscreenRoot = (StackPane) fullScreenRelatedState.fullscreenScene.getRoot();
  		fullscreenRoot.getChildren().setAll(tabPane);
  		fullscreenRoot.setStyle(FULL_SCREEN_ROOT_STYLE);
  
  		fullscreenRoot.setOnMouseClicked(event -> {
  			if (UIUtil.isDoubleClick(event)) {
  				exitFullscreen();
  			}
  		});
  
  		fullScreenRelatedState.primaryStage.setScene(fullScreenRelatedState.fullscreenScene);
  		fullScreenRelatedState.isFullscreen = true;
  	}
  
  	private void exitFullscreen() {
  		fullScreenRelatedState.primaryStage.setScene(fullScreenRelatedState.mainScene);
  		fullScreenRelatedState.fullScreenedParent.getChildren().add(fullScreenRelatedState.fullScreened);
  		fullScreenRelatedState.isFullscreen = false;
  	}
  }