feat(reminders): получатели в отложенных/входящих, приватные сообщения чата, календарь, бейдж уведомлений

server/storage/social.storage.ts

@@ -267,6 +267,18 @@ export class SocialStorage extends TasksStorage {
   }
 
   // User Notifications
+  async getUnreadNotificationCount(userId: number, organizationId: number): Promise<number> {
+    const [row] = await db
+      .select({ count: sql<number>`COUNT(*)::int` })
+      .from(userNotifications)
+      .where(and(
+        eq(userNotifications.userId, userId),
+        eq(userNotifications.organizationId, organizationId),
+        eq(userNotifications.isRead, false),
+      ));
+    return row?.count ?? 0;
+  }
+
   async getUserNotifications(userId: number, organizationId: number, isRead?: boolean): Promise<UserNotification[]> {
     const conditions = [
       eq(userNotifications.userId, userId),

server/storage/tasks.storage.ts

@@ -2,7 +2,7 @@ import { users, forms, tasks, taskMessages, messageReads, bots, roles, taskViews
 import { taskRelations } from "@shared/schema";
 import { taskAssignees, type TaskAssignee } from "@shared/schema";
 import { db } from "../db";
-import { eq, and, desc, exists, sql, gt, inArray } from "drizzle-orm";
+import { eq, and, desc, exists, sql, gt, inArray, isNull, or } from "drizzle-orm";
 import { formatUserName } from "../utils/formatUserName";
 import { TasksCoreStorage } from "./tasks-core.storage";
 import { fieldConditionsMatch, resolveFieldDisplayText } from "../utils/field-conditions";
@@ -239,7 +239,7 @@ export class TasksStorage extends TasksCoreStorage {
   }
 
   // Task Messages (Chat)
-  async getTaskMessages(taskId: number, organizationId: number, afterId?: number): Promise<TaskMessageWithAuthor[]> {
+  async getTaskMessages(taskId: number, organizationId: number, afterId?: number, viewerUserId?: number): Promise<TaskMessageWithAuthor[]> {
     const replyToMsg = db.select({
       id: taskMessages.id,
       message: taskMessages.message,
@@ -290,7 +290,15 @@ export class TasksStorage extends TasksCoreStorage {
       .where(and(
         eq(taskMessages.taskId, taskId),
         eq(forms.organizationId, organizationId),
-        ...(afterId ? [gt(taskMessages.id, afterId)] : [])
+        ...(afterId ? [gt(taskMessages.id, afterId)] : []),
+        // Приватные сообщения (visible_to_user_ids) — только для перечисленных пользователей.
+        // Вызовы без viewerUserId (AI-бот, MCP, внутренние) получают полную ленту.
+        ...(viewerUserId
+          ? [or(
+              isNull(taskMessages.visibleToUserIds),
+              sql`${taskMessages.visibleToUserIds} @> jsonb_build_array(${viewerUserId}::int)`
+            )]
+          : [])
       ))
       .orderBy(taskMessages.createdAt);