refactor progress

fluxer_app/src/stores/NavigationSideEffectsStore.tsx

@@ -0,0 +1,72 @@
+/*
+ * 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 {Logger} from '@app/lib/Logger';
+import MessageStore from '@app/stores/MessageStore';
+import NavigationStore from '@app/stores/NavigationStore';
+import NotificationStore from '@app/stores/NotificationStore';
+import {reaction} from 'mobx';
+
+const logger = new Logger('NavigationSideEffects');
+
+class NavigationSideEffectsStore {
+	private lastChannelId: string | null = null;
+	private lastMessageId: string | null = null;
+	private disposer: (() => void) | null = null;
+
+	initialize(): void {
+		if (this.disposer) return;
+
+		this.disposer = reaction(
+			() => ({
+				guildId: NavigationStore.guildId,
+				channelId: NavigationStore.channelId,
+				messageId: NavigationStore.messageId,
+			}),
+			({guildId, channelId, messageId}) => {
+				this.handleRouteChange(guildId, channelId, messageId);
+			},
+			{fireImmediately: true},
+		);
+	}
+
+	private handleRouteChange(guildId: string | null, channelId: string | null, messageId: string | null): void {
+		const channelChanged = channelId !== this.lastChannelId;
+		const messageChanged = messageId !== this.lastMessageId;
+
+		if (!channelChanged && !messageChanged) return;
+
+		this.lastChannelId = channelId;
+		this.lastMessageId = messageId;
+
+		if (!channelId) return;
+
+		logger.debug(`Route change: guild=${guildId}, channel=${channelId}, message=${messageId}`);
+
+		MessageStore.handleChannelSelect({guildId: guildId ?? undefined, channelId, messageId: messageId ?? undefined});
+		NotificationStore.handleChannelSelect({channelId});
+	}
+
+	destroy(): void {
+		this.disposer?.();
+		this.disposer = null;
+	}
+}
+
+export default new NavigationSideEffectsStore();