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path: root/packages/main/src/stores/SharedStore.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 { sharedStore as originalSharedStore } from '@sophie/shared';
import {
  applySnapshot,
  getSnapshot,
  Instance,
  resolveIdentifier,
  types,
} from 'mobx-state-tree';

import SettingsWithId from '../utils/SettingsWithId';
import { getLogger } from '../utils/log';
import overrideProps from '../utils/overrideProps';

import { globalSettings, GlobalSettingsSnapshotIn } from './GlobalSettings';
import { addMissingProfileIds, profile, ProfileConfig } from './Profile';
import {
  addMissingServiceIdsAndProfiles,
  service,
  ServiceConfig,
} from './Service';

const log = getLogger('sharedStore');

export interface Config extends GlobalSettingsSnapshotIn {
  profiles?: ProfileConfig[] | undefined;

  services?: ServiceConfig[] | undefined;
}

function getConfigs<T>(models: { config: T }[]): T[] | undefined {
  return models.length === 0 ? undefined : models.map((model) => model.config);
}

function reconcileSettings<T>(
  originalSnapshots: SettingsWithId<T>[],
  settingsSnapshotsWithId: SettingsWithId<T>[],
): SettingsWithId<T>[] {
  const idToOriginalSnapshots = new Map(
    originalSnapshots.map((originalSnapshot) => [
      originalSnapshot.id,
      originalSnapshot,
    ]),
  );
  return settingsSnapshotsWithId.map(({ id, settings }) => ({
    ...idToOriginalSnapshots.get(id),
    id,
    settings,
  }));
}

export const sharedStore = overrideProps(originalSharedStore, {
  settings: types.optional(globalSettings, {}),
  profiles: types.array(profile),
  services: types.array(service),
  selectedService: types.safeReference(service),
})
  .views((self) => ({
    get config(): Config {
      const { settings, profiles, services } = self;
      const globalSettingsConfig = getSnapshot(settings);
      return {
        ...globalSettingsConfig,
        profiles: getConfigs(profiles),
        services: getConfigs(services),
      };
    },
  }))
  .actions((self) => ({
    loadConfig(config: Config): void {
      const snapshot = getSnapshot(self);
      const { profiles, services, ...settings } = config;
      const profileSettingsSnapshots = addMissingProfileIds(profiles);
      const serviceSettingsSnapshots = addMissingServiceIdsAndProfiles(
        services,
        profileSettingsSnapshots,
      );
      applySnapshot(self, {
        ...snapshot,
        settings,
        profiles: reconcileSettings(
          snapshot.profiles,
          profileSettingsSnapshots,
        ),
        services: reconcileSettings(
          snapshot.services,
          serviceSettingsSnapshots,
        ),
      });
    },
    setShouldUseDarkColors(shouldUseDarkColors: boolean): void {
      self.shouldUseDarkColors = shouldUseDarkColors;
    },
    setSelectedServiceId(serviceId: string): void {
      const serviceInstance = resolveIdentifier(service, self, serviceId);
      if (serviceInstance === undefined) {
        log.warn('Trying to select unknown service', serviceId);
        return;
      }
      self.selectedService = serviceInstance;
      log.debug('Selected service', serviceId);
    },
  }));

export interface SharedStore extends Instance<typeof sharedStore> {}

export type {
  SharedStoreSnapshotIn,
  SharedStoreSnapshotOut,
} from '@sophie/shared';