enhance(frontend): 設定値の同期を実装(実験的)

packages/frontend/src/preferences.ts

@@ -4,16 +4,17 @@
  */
 
 import { v4 as uuid } from 'uuid';
-import type { PreferencesProfile } from '@/preferences/profile.js';
+import type { PreferencesProfile, StorageProvider } from '@/preferences/profile.js';
 import { cloudBackup } from '@/preferences/utility.js';
 import { miLocalStorage } from '@/local-storage.js';
 import { ProfileManager } from '@/preferences/profile.js';
 import { store } from '@/store.js';
 import { $i } from '@/account.js';
+import { misskeyApi } from '@/utility/misskey-api.js';
 
 const TAB_ID = uuid();
 
-function createProfileManager() {
+function createProfileManager(storageProvider: StorageProvider) {
 	let profile: PreferencesProfile;
 
 	const savedProfileRaw = miLocalStorage.getItem('preferences');
@@ -24,15 +25,44 @@ function createProfileManager() {
 		profile = ProfileManager.normalizeProfile(JSON.parse(savedProfileRaw));
 	}
 
-	return new ProfileManager(profile);
+	return new ProfileManager(profile, storageProvider);
 }
 
-export const profileManager = createProfileManager();
-profileManager.addListener('updated', ({ profile: p }) => {
-	miLocalStorage.setItem('preferences', JSON.stringify(p));
-	miLocalStorage.setItem('latestPreferencesUpdate', `${TAB_ID}/${Date.now()}`);
-});
-export const prefer = profileManager.store;
+const storageProvider: StorageProvider = {
+	save: (ctx) => {
+		miLocalStorage.setItem('preferences', JSON.stringify(ctx.profile));
+		miLocalStorage.setItem('latestPreferencesUpdate', `${TAB_ID}/${Date.now()}`);
+	},
+	cloudGet: async (ctx) => {
+		// TODO: この取得方法だとアカウントが変わると保存場所も変わってしまうので改修する
+		// 例えば複数アカウントある場合でも設定値を保存するための「プライマリアカウント」を設定できるようにするとか
+		// TODO: keyのcondに応じた取得
+		try {
+			const value = await misskeyApi('i/registry/get', {
+				scope: ['client', 'preferences', 'sync'],
+				key: ctx.key,
+			});
+			return {
+				value,
+			};
+		} catch (err: any) {
+			if (err.code === 'NO_SUCH_KEY') {
+				return null;
+			} else {
+				throw err;
+			}
+		}
+	},
+	cloudSet: async (ctx) => {
+		await misskeyApi('i/registry/set', {
+			scope: ['client', 'preferences', 'sync'],
+			key: ctx.key,
+			value: ctx.value,
+		});
+	},
+};
+
+export const prefer = createProfileManager(storageProvider);
 
 let latestSyncedAt = Date.now();
 
@@ -46,7 +76,7 @@ function syncBetweenTabs() {
 	if (latestTab === TAB_ID) return;
 	if (latestAt <= latestSyncedAt) return;
 
-	profileManager.rewriteProfile(ProfileManager.normalizeProfile(JSON.parse(miLocalStorage.getItem('preferences')!)));
+	prefer.rewriteProfile(ProfileManager.normalizeProfile(JSON.parse(miLocalStorage.getItem('preferences')!)));
 
 	latestSyncedAt = Date.now();
 
@@ -67,7 +97,7 @@ window.setInterval(() => {
 	if ($i == null) return;
 	if (!store.s.enablePreferencesAutoCloudBackup) return;
 	if (document.visibilityState !== 'visible') return; // 同期されていない古い値がバックアップされるのを防ぐ
-	if (profileManager.profile.modifiedAt <= latestBackupAt) return;
+	if (prefer.profile.modifiedAt <= latestBackupAt) return;
 
 	cloudBackup().then(() => {
 		latestBackupAt = Date.now();
@@ -75,7 +105,6 @@ window.setInterval(() => {
 }, 1000 * 60 * 3);
 
 if (_DEV_) {
-	(window as any).profileManager = profileManager;
 	(window as any).prefer = prefer;
 	(window as any).cloudBackup = cloudBackup;
 }