package com.github.hunter0x7c7.sync.utils;


import com.github.hunter0x7c7.sync.model.interfaces.Callback;
import com.github.hunter0x7c7.sync.model.storage.Session;
import javafx.application.Platform;
import javafx.stage.Stage;

import javax.swing.*;
import java.awt.*;
import java.awt.event.ActionListener;

import static com.github.hunter0x7c7.sync.model.global.Parameters.APPID;

public class TrayUtil {

    private static TrayUtil mInstance;

    private TrayUtil() {
    }

    public static TrayUtil getInstance() {
        if (mInstance == null) {
            synchronized (TrayUtil.class) {
                if (mInstance == null) {
                    mInstance = new TrayUtil();
                }
            }
        }
        return mInstance;
    }


    public void addSystemTray(Stage primaryStage, String tooltip, String mipmap, MenuItem... items) {
        addSystemTray(primaryStage, tooltip, mipmap, null, items);
    }

    public void addSystemTray(Stage stage, String tooltip, String mipmap, Callback<Object> callback, MenuItem... items) {
        //检查系统是否支持托盘
        if (!SystemTray.isSupported()) {
            //系统托盘不支持
            return;
        }
        //执行stage.close()方法,窗口不直接退出
        Platform.setImplicitExit(false);

        //弹出式菜单组件
        MenuItem exit = new MenuItem("退出");//退出Exit
        final PopupMenu popup = new PopupMenu();
        if (items != null) {
            for (MenuItem item : items) {
                if (item == null) continue;
                popup.add(item);
            }
        }
        popup.add(exit);

        //通过类加载器获取图像
        ImageIcon imageIcon = new ImageIcon(ClassLoader.getSystemResource(mipmap));//"mipmap/ic_class_2_dex_tools_16.png"
        Image img = imageIcon.getImage();


        TrayIcon trayIcon = new TrayIcon(img, tooltip, popup);
        //设置图标尺寸自动适应
        //trayIcon.setImageAutoSize(true);
        trayIcon.setActionCommand(APPID);
        trayIcon.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(java.awt.event.ActionEvent e) {
                //鼠标双击系统托盘图标
                Platform.runLater(new Runnable() {
                    @Override
                    public void run() {
                        if (stage != null) {
                            stage.show();
                        }
                    }
                });
            }
        });
        //系统托盘
        SystemTray tray = SystemTray.getSystemTray();
        Platform.runLater(new Runnable() {
            @Override
            public void run() {
                try {
                    tray.add(trayIcon);
                } catch (Exception e) {
                    e.printStackTrace();
                    //系统托盘添加失败
                }
            }
        });

        //绑定系统托盘事件
        exit.addActionListener(actionListener -> {
            if (callback != null) {
                callback.onCall(true);
            }
            if (tray != null) {
                tray.remove(trayIcon);
            }
            exitApp();
        });
        //点击关闭按钮时隐藏场景
        stage.setOnCloseRequest(event -> {
            Platform.runLater(() -> {
                if (stage != null) {
                    stage.hide();
                }
            });
        });
    }


    //退出
    public void exitApp() {
        //UI线程
        Platform.runLater(new Runnable() {
            @Override
            public void run() {
                //退出前先关闭窗口
                Stage stage = Session.getInstance().getPrimaryStage();
                if (stage != null) {
                    stage.close();
                }
                //退出
                Platform.exit();
            }
        });
    }

}