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path: root/packages/main/src/controllers/NativeThemeController.ts
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/*
 * 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 { autorun } from 'mobx';
import { IDisposer } from 'mobx-state-tree';

import type { MainStore } from '../stores/MainStore';

export class NativeThemeController {
  private autorunDisposer: IDisposer | null = null;

  private shouldUseDarkColorsListener: (() => void) | null = null;

  connect(store: MainStore): void {
    this.autorunDisposer = autorun(() => {
      nativeTheme.themeSource = store.config.themeSource;
    });
    store.setShouldUseDarkColors(nativeTheme.shouldUseDarkColors);
    this.shouldUseDarkColorsListener = () => {
      store.setShouldUseDarkColors(nativeTheme.shouldUseDarkColors);
    };
    nativeTheme.on('updated', this.shouldUseDarkColorsListener);
  }

  dispose(): void {
    if (this.shouldUseDarkColorsListener !== null) {
      nativeTheme.off('updated', this.shouldUseDarkColorsListener);
    }
    this.autorunDisposer?.();
  }
}