Can get the number of unread notifications

src/controllers/NotificationsController.ts

@@ -0,0 +1,23 @@
+import { RequestHandler } from "../entities/RequestHandler";
+import { NotificationsHelper } from "../helpers/NotificationsHelper";
+
+/**
+ * Notifications controller
+ * 
+ * @author Pierre HUBERT
+ */
+
+export class NotificationsController {
+
+	/**
+	 * Get the number of unread notifications
+	 * 
+	 * @param h Request handler
+	 */
+	public static async CountUnread(h: RequestHandler) {
+		h.send({
+			number: await NotificationsHelper.CountUnread(h.getUserId())
+		});
+	}
+
+}

src/controllers/Routes.ts

@@ -5,6 +5,7 @@ import { UserController } from "./UserController";
 import { ConversationsController } from "./ConversationsController";
 import { SearchController } from "./SearchController";
 import { GroupsController } from "./GroupsController";
+import { NotificationsController } from "./NotificationsController";
 
 /**
  * Controllers routes
@@ -130,4 +131,9 @@ export const Routes : Route[] = [
 	{path: "/groups/set_following", cb: (h) => GroupsController.SetFollowing(h)},
 
 	{path: "/groups/delete", cb: (h) => GroupsController.DeleteGroup(h)},
+
+
+
+	// Notifications controller
+	{path: "/notifications/count_unread", cb: (h) => NotificationsController.CountUnread(h)},
 ]

src/helpers/NotificationsHelper.ts

@@ -0,0 +1,28 @@
+import { DatabaseHelper } from "./DatabaseHelper";
+
+/**
+ * Notifications helper
+ * 
+ * @author Pierre HUBERT
+ */
+
+const NOTIFICATIONS_TABLE = "comunic_notifications";
+
+export class NotificationsHelper {
+	
+	/**
+	 * Count the number of unread notifications of a user
+	 * 
+	 * @param userID Target user ID
+	 */
+	public static async CountUnread(userID: number) : Promise<number> {
+		return await DatabaseHelper.Count({
+			table: NOTIFICATIONS_TABLE,
+			where: {
+				dest_user_id: userID,
+				seen: 0
+			}
+		});
+	}
+
+}