Can get all the membership of a user

src/helpers/GroupsHelper.ts

@@ -454,6 +454,16 @@ export class GroupsHelper {
 		});
 	}
 
+	/**
+	 * Get the last activity time of a group
+	 * 
+	 * @param groupID Target group ID
+	 */
+	public static async GetLastActivity(groupID: number) : Promise<number> {
+		// TODO : implement
+		return groupID;
+	}
+
 	/**
 	 * Turn a database row into a {GroupInfo} object
 	 * 

src/helpers/WebappHelper.ts

@@ -0,0 +1,40 @@
+import { UserMembershipEntry, UserMembershipType } from "../entities/UserMembershipEntry";
+import { FriendsHelper } from "./FriendsHelper";
+import { GroupsHelper } from "./GroupsHelper";
+
+/**
+ * Web applications helper
+ * 
+ * @author Pierre HUBERT
+ */
+
+export class WebappHelper {
+
+	/**
+	 * Get all the membership of a user
+	 * 
+	 * @param userID Target user ID
+	 */
+	public static async GetUserMemberships(userID: number) : Promise<Array<UserMembershipEntry>> {
+
+		// Get the list of friends of the user
+		const friendsList = await FriendsHelper.GetList(userID);
+		const groupsList = await GroupsHelper.GetListUser(userID);
+
+		const list : Array<UserMembershipEntry> = [];
+
+		// Add friends to the list
+		friendsList.forEach((f) => list.push(new UserMembershipEntry(
+			f.lastActivityTime, f, UserMembershipType.FRIEND)));
+		
+		// Add groups to the list
+		for(const g of groupsList) list.push(new UserMembershipEntry(
+			await GroupsHelper.GetLastActivity(g), g, UserMembershipType.GROUP));
+
+		// Sort entries by latest activities
+		list.sort((a, b) => b.lastActivity - a.lastActivity);
+
+		return list;
+	}
+
+}