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//1. module name
module gamegui; 

//2. Imports
import arc.gui.gui;
import arc.math.point;
import arc.math.size; 
import asteroids;
import arc.input; 

//3. Bools, GUI, and GUI code handler 
bool gamePaused = false;
bool showGUI = false; 
bool showOptions = false; 
bool showAudio = false;
bool showVideo = false;

GUI gui; 
HandleGUI handle;

//4. The HandleGUI class
class HandleGUI
{
    // main menu code //////////
    //5. exit the game
    void exit()
    {
        // exit application
        arc.input.quit(); 
    }

    //6. return to current game
    void returnToGame()
    {
        showGUI = false; 
        gamePaused = false;
    }

    //7. start a new game 
    void newGame()
    {
        asteroids.setupLevel(asteroids.level=1, true); 
        showGUI = false;
        gamePaused = false;
    }

    //8. show the options
    void options()
    {
        showGUI = false;
        showOptions = true; 
    }

    // options code ///////////
    //9. Show video options
    void video()
    {
        showOptions = false;
        showVideo = true;
    }

    //10. Show audio options 
    void audio()
    {
        showOptions = false;
        showAudio = true;
    }

    //11. Go back to the previous screen 
    void back()
    {
        showOptions = false;
        showGUI = true;
    }

    // audio code //////////
    //12. Turn sound on 
    void on()
    {
        // turn sound on
        arc.sound.on();
        showAudio = false;
        gamePaused = false;
    }

    //13. Turn sound off 
    void off()
    {
        // turn sound off 
        arc.sound.off();
        showAudio = false;
        gamePaused = false;
    }

    //14. Go to the previous menu 
    void backAud()
    {
        showAudio = false;
        showOptions = true; 
    }

    // video code //////////
    //15. Resize window to 600x480 resolution
    void six()
    {
        arc.window.resize(600, 480);
        showVideo = false;
        gamePaused = false;
    }

    //16. Resize window to 800x600 resolution
    void eight()
    {
        arc.window.resize(800, 600);
        showVideo = false;
        gamePaused = false;
    }

    //17. Resize window to 1024x768 resolution
    void thousand()
    {
        arc.window.resize(1024, 768);
        showVideo = false;
        gamePaused = false;
    }

    //18. Toggle full screen 
    void fullscreen()
    {
        arc.window.toggleFullScreen();
        showVideo = false;
        gamePaused = false;
    }

    //19. Go back to the previous screen 
    void backVid()
    {
        showVideo = false;
        showOptions = true;
    }
}


//20. load game gui
void load()
{
    handle = new HandleGUI; 
    gui = new GUI("astbin/gui/gui.xml");

    gui.getLayout("main").setPosition(Size.toPoint(arc.window.getSize/2 - Point(100,100))); 
    gui.getLayout("options").setPosition(Size.toPoint(arc.window.getSize/2 - Point(100,75)));
    gui.getLayout("video").setPosition(Size.toPoint(arc.window.getSize/2 - Point(100,125)));
    gui.getLayout("audio").setPosition(Size.toPoint(arc.window.getSize/2 - Point(100,75)));


    // hook main menu code up 
    gui.getLayout("main").getWidget("exit").clicked.connect(&handle.exit);
    gui.getLayout("main").getWidget("return").clicked.connect(&handle.returnToGame);
    gui.getLayout("main").getWidget("newgame").clicked.connect(&handle.newGame);
    gui.getLayout("main").getWidget("options").clicked.connect(&handle.options); 
    // hook up options code
    gui.getLayout("options").getWidget("video").clicked.connect(&handle.video);
    gui.getLayout("options").getWidget("audio").clicked.connect(&handle.audio);
    gui.getLayout("options").getWidget("back").clicked.connect(&handle.back);
    // hook up audio code
    gui.getLayout("audio").getWidget("on").clicked.connect(&handle.on);
    gui.getLayout("audio").getWidget("off").clicked.connect(&handle.off);
    gui.getLayout("audio").getWidget("back").clicked.connect(&handle.backAud);
    // hook up video code
    gui.getLayout("video").getWidget("600").clicked.connect(&handle.six);
    gui.getLayout("video").getWidget("800").clicked.connect(&handle.eight);
    gui.getLayout("video").getWidget("1024").clicked.connect(&handle.thousand);
    gui.getLayout("video").getWidget("fullscreen").clicked.connect(&handle.fullscreen);
    gui.getLayout("video").getWidget("back").clicked.connect(&handle.backVid);
    
}

///21. process game gui 
void process()
{
    if (arc.input.keyPressed(ARC_ESCAPE) && !gamegui.showOptions && !gamegui.showAudio && !gamegui.showVideo)
    {
        gamegui.showGUI = !gamegui.showGUI; 
        gamePaused = !gamePaused;
    }

    if (showGUI)
    {
        gui.getLayout("main").setHide(false);
    }
    else
    {
        gui.getLayout("main").setHide(true);
    }

    if (showOptions)
    {
        if (arc.input.keyPressed(ARC_ESCAPE))
        {
            showOptions = false;
            showGUI = true;
        }
        
        gui.getLayout("options").setHide(false);
    }
    else
        gui.getLayout("options").setHide(true);

    if (showAudio)
    {
        if (arc.input.keyPressed(ARC_ESCAPE))
        {
            showAudio = false;
            showOptions = true;
        }
        
        gui.getLayout("audio").setHide(false);
    }
    else
        gui.getLayout("audio").setHide(true);

    if (showVideo)
    {
        if (arc.input.keyPressed(ARC_ESCAPE))
        {
            showVideo = false;
            showOptions = true;
        }
        
        gui.getLayout("video").setHide(false);
    }
    else
        gui.getLayout("video").setHide(true);
}