use tauri::{
    menu::{Menu, MenuItem},
    tray::{MouseButton, MouseButtonState, TrayIconBuilder, TrayIconEvent},
    Manager, Runtime,
};

mod commands;

pub fn run() {
    tauri::Builder::default()
        .plugin(tauri_plugin_shell::init())
        .plugin(tauri_plugin_fs::init())
        .plugin(tauri_plugin_dialog::init())
        .plugin(tauri_plugin_http::init())
        .setup(|app| {
            setup_tray(app)?;
            Ok(())
        })
        .invoke_handler(tauri::generate_handler![
            commands::get_app_info,
            commands::open_directory_dialog,
            commands::read_local_file,
            commands::list_directory,
        ])
        .run(tauri::generate_context!())
        .expect("error while running tauri application");
}

fn setup_tray<R: Runtime>(app: &tauri::App<R>) -> Result<(), Box<dyn std::error::Error>> {
    let show_item = MenuItem::with_id(app, "show", "Show Window", true, None::<&str>)?;
    let quit_item = MenuItem::with_id(app, "quit", "Quit", true, None::<&str>)?;

    let menu = Menu::with_items(app, &[&show_item, &quit_item])?;

    let _tray = TrayIconBuilder::new()
        .menu(&menu)
        .show_menu_on_left_click(false)
        .on_menu_event(|app, event| match event.id.as_ref() {
            "show" => {
                if let Some(window) = app.get_webview_window("main") {
                    let _ = window.show();
                    let _ = window.set_focus();
                }
            }
            "quit" => {
                app.exit(0);
            }
            _ => {}
        })
        .on_tray_icon_event(|tray, event| {
            if let TrayIconEvent::Click {
                button: MouseButton::Left,
                button_state: MouseButtonState::Up,
                ..
            } = event
            {
                let app = tray.app_handle();
                if let Some(window) = app.get_webview_window("main") {
                    let _ = window.show();
                    let _ = window.set_focus();
                }
            }
        })
        .build(app)?;

    Ok(())
}