mod main_window;
pub use crate::main_window::{activate_main_window, build_main_window};
use gtk::prelude::*;

fn main() {
    // Create a new application
    let application = gtk::Application::builder()
        .application_id("com.github.gtk-rs.examples.menubar")
        .build();
    application.connect_startup(build_main_window);
    application.connect_activate(activate_main_window);
    application.run();
}

use gtk::{gio, prelude::*};

pub fn build_main_window(app: &gtk::Application) {
    let about = gio::ActionEntry::builder("about")
        .activate(|_, _, _| println!("About was pressed"))
        .build();

    let quit = gio::ActionEntry::builder("quit")
        .activate(|app: &gtk::Application, _, _| app.quit())
        .build();

    let dict_settings = gio::ActionEntry::builder("Dictionary settings")
        .activate(|_, _, _| println!("Dictionary settings was pressed"))
        .build();

    let clean_search_history = gio::ActionEntry::builder("Clean search history")
        .activate(|_, _, _| println!("Clean search history"))
        .build();

    let show_search_history = gio::ActionEntry::builder("Show search history")
        .activate(|_, _, _| println!("Show search history"))
        .build();

    app.add_action_entries([
        about,
        quit,
        dict_settings,
        clean_search_history,
        show_search_history,
    ]);

    let menubar = {
        let file_menu = {
            let about_menu_item = gio::MenuItem::new(Some("About"), Some("app.about"));
            let quit_menu_item = gio::MenuItem::new(Some("Quit"), Some("app.quit"));

            let file_menu = gio::Menu::new();
            file_menu.append_item(&about_menu_item);
            file_menu.append_item(&quit_menu_item);
            file_menu
        };

        let settings_menu = {
            let dict_settings_menu_item = gio::MenuItem::new(
                Some("Dictionary settings"), Some("app.dict_settings"));

            let search_history_submenu = gio::Menu::new();
            let clean_search_history_menu_item = gio::MenuItem::new(
                Some("Clean search history"), Some("app.clean_search_history"));

            let show_search_history_menu_item = gio::MenuItem::new(
                Some("Show search history"), Some("app.show_search_history"));


            search_history_submenu.append_item(&clean_search_history_menu_item);
            search_history_submenu.append_item(&show_search_history_menu_item);

            let settings_menu = gio::Menu::new();
            settings_menu.append_item(&dict_settings_menu_item);
            settings_menu.append_submenu(Some("Search history"), &search_history_submenu);

            settings_menu
        };

        let menubar = gio::Menu::new();
        menubar.append_submenu(Some("File"), &file_menu);
        menubar.append_submenu(Some("Settings"), &settings_menu);

        menubar
    };

    app.set_menubar(Some(&menubar));
}

pub fn activate_main_window(application: &gtk::Application) {
    let window = gtk::ApplicationWindow::builder()
        .application(application)
        .title("Menubar Example")
        .default_width(350)
        .default_height(350)
        .show_menubar(true)
        .build();

    window.present();
}