extern crate gtk;
extern crate gdk;
extern crate gdk_sys;
extern crate alsa;

// #[macro_use]
// extern crate lazy_static;

// use gdk::EventButton;
// use gdk::EventType;


// use std::ops::Deref;

// use std::boxed::Box;
// use std::rc::Rc;
// use std::sync::Arc;

use gtk::prelude::*;

use alsa::mixer::SelemChannelId::*;

use gdk::EventType;
use gdk_sys::GDK_KEY_Escape;


mod audio;
mod gui;


fn main() {
    gtk::init().unwrap();

    let tray_icon = gtk::StatusIcon::new_from_icon_name("pnmixer");

    let glade_src = include_str!("../data/ui/popup-window-vertical.glade");
    let builder_popup = gtk::Builder::new_from_string(glade_src);

    {
        let popup_window: gtk::Window = builder_popup.get_object("popup_window").unwrap();
        let vol_scale: gtk::Scale = builder_popup.get_object("vol_scale").unwrap();

        tray_icon.connect_activate(move |_| {
            if popup_window.get_visible() {
                popup_window.hide();
            } else {
                popup_window.show_all();
                vol_scale.grab_focus();
            }
        });
    }

    {
        let popup_window: gtk::Window = builder_popup.get_object("popup_window").unwrap();
        let vol_scale_adj: gtk::Adjustment = builder_popup.get_object("vol_scale_adj").unwrap();
        popup_window.connect_show(move |_| {
            let alsa_card = audio::get_default_alsa_card();
            let mixer = audio::get_mixer(alsa_card);
            let selem = audio::get_selem_by_name(&mixer, String::from("Master")).unwrap();
            gui::set_slider(&vol_scale_adj, audio::get_vol(selem).unwrap())
        });
    }

    {
        let popup_window: gtk::Window = builder_popup.get_object("popup_window").unwrap();
        popup_window.connect_event(move |w, e| {
            match gdk::Event::get_event_type(e) {
                gdk::EventType::GrabBroken => w.hide(),
                gdk::EventType::KeyPress => {
                    println!("BLAH");
                    let key: gdk::EventKey = e.clone().downcast().unwrap();
                    if key.get_keyval() == (GDK_KEY_Escape as u32) {
                        w.hide();
                    }
                },
                gdk::EventType::ButtonPress => {
                    unsafe {
                        let device = gtk::functions::get_current_event_device();
                        let (_, x, y) = gdk::Device::get_window_at_position(device);
                    };
                },
                _ => (),
            }

            return Inhibit(false);
        });
    }

    // let alsa_card = audio::get_default_alsa_card();
    // let mixer = audio::get_mixer(alsa_card);
    // let elem = audio::get_selem_by_name(&mixer, String::from("Master")).unwrap();

    // for s in audio::get_selems(&mixer) {
        // println!("Name: {}", s.get_id().get_name().unwrap());
    // }

    // println!("Range: {:?}", channel.get_playback_volume_range());
    // println!("Name: {}", elem.get_id().get_name().unwrap());
    // println!("Channel: {}", channel.get_playback_volume(FrontRight).unwrap());
    // println!("Volume: {}", audio::get_vol(elem).unwrap());

    tray_icon.set_visible(true);

    gtk::main();
}