/**
 * V-Shell (Vertical Workspaces)
 * windowAttentionHandler.js
 *
 * @author     GdH <G-dH@github.com>
 * @copyright  2022 - 2023
 * @license    GPL-3.0
 *
 */

'use strict';

const Main = imports.ui.main;
const WindowAttentionHandler = imports.ui.windowAttentionHandler;
const MessageTray = imports.ui.messageTray;
const ExtensionUtils = imports.misc.extensionUtils;
const Me = ExtensionUtils.getCurrentExtension();

const _Util = Me.imports.lib.util;

let opt;
let _firstRun = false;

function update(reset = false) {
    opt = Me.imports.lib.settings.opt;
    const moduleEnabled = opt.get('winAttentionHandlerModule', true);
    reset = reset || !moduleEnabled;

    if (_firstRun && reset)
        return;

    _firstRun = false;
    if (reset) {
        reset = true;
        _updateConnections(reset);
        opt = null;
        return;
    }

    _updateConnections();
}

function _updateConnections(reset) {
    global.display.disconnectObject(Main.windowAttentionHandler);

    const handlerFnc = reset
        ? Main.windowAttentionHandler._onWindowDemandsAttention
        : WindowAttentionHandlerCommon._onWindowDemandsAttention;

    global.display.connectObject(
        'window-demands-attention', handlerFnc.bind(Main.windowAttentionHandler),
        'window-marked-urgent', handlerFnc.bind(Main.windowAttentionHandler),
        Main.windowAttentionHandler);
}

const WindowAttentionHandlerCommon = {
    _onWindowDemandsAttention(display, window) {
        // Deny attention notifications if the App Grid is open, to avoid notification spree when opening a folder
        if (Main.overview._shown && Main.overview.dash.showAppsButton.checked) {
            return;
        } else if (opt.WINDOW_ATTENTION_FOCUS_IMMEDIATELY) {
            if (!Main.overview._shown)
                Main.activateWindow(window);
            return;
        }

        const app = this._tracker.get_window_app(window);
        const source = new WindowAttentionHandler.WindowAttentionSource(app, window);
        Main.messageTray.add(source);

        let [title, banner] = this._getTitleAndBanner(app, window);

        const notification = new MessageTray.Notification(source, title, banner);
        notification.connect('activated', () => {
            source.open();
        });
        notification.setForFeedback(true);

        if (opt.WINDOW_ATTENTION_DISABLE_NOTIFICATIONS)
            // just push the notification to the message tray without showing notification
            source.pushNotification(notification);
        else
            source.showNotification(notification);

        window.connectObject('notify::title', () => {
            [title, banner] = this._getTitleAndBanner(app, window);
            notification.update(title, banner);
        }, source);
    },
};