/*
 * Copyright (C)  2021-2022 Kristóf Marussy <kristof@marussy.com>
 *
 * This file is part of Sophie.
 *
 * Sophie is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, version 3.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 *
 * SPDX-License-Identifier: AGPL-3.0-only
 */

import { nativeTheme } from 'electron';
import type { IDisposer } from 'mobx-state-tree';
import type { ThemeSource } from '@sophie/shared';

export class NativeThemeService {
  setThemeSource(themeSource: ThemeSource): void {
    nativeTheme.themeSource = themeSource;
  }

  onShouldUseDarkColorsUpdated(callback: (shouldUseDarkColors: boolean) => void): IDisposer {
    const wrappedCallback = () => {
      callback(nativeTheme.shouldUseDarkColors);
    };
    wrappedCallback();
    nativeTheme.on('updated', wrappedCallback);
    return () => nativeTheme.off('updated', wrappedCallback);
  }
}