refactor progress

packages/api/src/user/services/BaseUserUpdatePropagator.tsx

@@ -0,0 +1,56 @@
+/*
+ * Copyright (C) 2026 Fluxer Contributors
+ *
+ * This file is part of Fluxer.
+ *
+ * Fluxer 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, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Fluxer 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 Fluxer. If not, see <https://www.gnu.org/licenses/>.
+ */
+
+import type {UserID} from '@fluxer/api/src/BrandedTypes';
+import type {IGatewayService} from '@fluxer/api/src/infrastructure/IGatewayService';
+import type {UserCacheService} from '@fluxer/api/src/infrastructure/UserCacheService';
+import type {User} from '@fluxer/api/src/models/User';
+import {invalidateUserCache, updateUserCache} from '@fluxer/api/src/user/UserCacheHelpers';
+import {mapUserToPrivateResponse} from '@fluxer/api/src/user/UserMappers';
+
+export interface BaseUserUpdatePropagatorDeps {
+	userCacheService: UserCacheService;
+	gatewayService: IGatewayService;
+}
+
+export class BaseUserUpdatePropagator {
+	constructor(protected readonly baseDeps: BaseUserUpdatePropagatorDeps) {}
+
+	async dispatchUserUpdate(user: User): Promise<void> {
+		await this.baseDeps.gatewayService.dispatchPresence({
+			userId: user.id,
+			event: 'USER_UPDATE',
+			data: mapUserToPrivateResponse(user),
+		});
+	}
+
+	async invalidateUserCache(userId: UserID): Promise<void> {
+		await invalidateUserCache({
+			userId,
+			userCacheService: this.baseDeps.userCacheService,
+		});
+	}
+
+	async updateUserCache(user: User): Promise<void> {
+		await updateUserCache({
+			user,
+			userCacheService: this.baseDeps.userCacheService,
+		});
+	}
+}