package com.sothr.imagetools;

import com.sothr.imagetools.errors.ImageToolsException;
import com.sothr.imagetools.util.ResourceLoader;
import javafx.application.Application;
import javafx.fxml.FXMLLoader;
import javafx.scene.Parent;
import javafx.scene.Scene;
import javafx.stage.Stage;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.io.IOException;
import java.util.List;

/**
 * Image Tools
 */
public class App extends Application
{

    private static Logger logger;

    private static final String MAINGUI_FXML = "fxml/mainapp/MainApp.fxml";

    public static void main( String[] args )
    {
        AppConfig.configureApp();
        try {
            //try to run the UI
            launch(args);
        } catch (Exception ex) {
            logger.error("A fatal error has occurred: ", ex);
            //show popup about the error to the user then exit
        }
    }

    @Override
    public void init() throws Exception{
        AppConfig.configureApp();
        logger = LoggerFactory.getLogger(this.getClass());
        logger.info("Initializing Image Tools");
        List<String> parameters = this.getParameters().getRaw();
        logger.info(String.format("Application was called with '%s' parameters", parameters.toString()));
        super.init();
    }

    @Override
    public void start(Stage primaryStage) throws Exception {
        logger.info("Image-Tools is starting");
        logger.info(String.format("Launching GUI with FXML file %s", MAINGUI_FXML));
        try {
            Parent root = FXMLLoader.load(ResourceLoader.get().getResource(MAINGUI_FXML));
            primaryStage.setScene(new Scene(root));
            //config main scene
            primaryStage.setTitle("Image Tools");
            primaryStage.setMinHeight(600.0);
            primaryStage.setMinWidth(800.0);
            primaryStage.setResizable(true);
            //show main scene
            primaryStage.show();
        } catch (IOException ioe) {
            String message = String.format("Unable to load FXML file: %s", MAINGUI_FXML);
            ImageToolsException ite = new ImageToolsException(message, ioe);
            logger.error(message, ioe);
            throw ite;
        } catch (Exception ex) {
            String message = "An unhandled exception was thrown by the GUI";
            ImageToolsException ite = new ImageToolsException(message, ex);
            logger.error(message, ex);
            throw ite;
        }
    }

    @Override
    public void stop() throws Exception {
        logger.info("Image-Tools is shutting down");
        AppConfig.saveProperties();
        super.stop();
    }
}