use gio::prelude::*;
use gtk::prelude::*;
use gtk::Orientation;
use rodio::Source;
use std::env::args;
use std::fs::File;
use std::io::BufReader;

const SPACING: i32 = 16;

fn build_ui(application: &gtk::Application) {
    let window = gtk::ApplicationWindow::new(application);

    window.set_title("lull");
    window.set_border_width(SPACING as u32);
    window.set_position(gtk::WindowPosition::Center);
    window.set_default_size(400, 100);

    let vertical = gtk::Box::new(Orientation::Vertical, SPACING);
    window.add(&vertical);

    // todo create user dir if it does not exist

    // todo open user dir in file browser if it is empty

    // todo iterate over audio files in user dir
        // todo create row for each audio file

    window.show_all();

    let device = rodio::default_output_device().unwrap();

    let file = File::open("/home/max/being-harsh.mp3")
        .expect("Couldn't open audio file");

    let source = rodio::Decoder::new(BufReader::new(file))
        .expect("Couldn't decode audio");

    rodio::play_raw(&device, source.convert_samples());
}

fn main() {
    let application = gtk::Application::new(
        Some("dev.tinybird.max.lull"),
        Default::default()
    ).expect("Initialization failed...");

    application.connect_activate(|app| {
        build_ui(app);
    });

    application.run(&args().collect::<Vec<_>>());
}