Can get the messages of a single conversation.

src/controllers/ConversationsController.ts

@@ -179,6 +179,29 @@ export class ConversationsController {
 		h.send(list);
 	}
 
+	/**
+	 * Refresh the messages of a single conversation
+	 * 
+	 * @param h Request handler
+	 */
+	public static async RefreshSingleConversation(h: RequestHandler) {
+		const convID = await this.GetPostConversationId("conversationID", h);
+		const lastMessageID = h.postInt("last_message_id");
+
+		const messages = lastMessageID == 0 ?
+			
+			// Get lastest messages (the user has no message yet)
+			await ConversationsHelper.GetLastMessages(convID, 10) :
+
+			// Get new messages
+			await ConversationsHelper.GetNewMessages(convID, lastMessageID);
+		
+		// Specify the user has seen the last message
+		await ConversationsHelper.MarkUserSeen(convID, h.getUserId());
+
+		h.send(h.send(messages.map(e => this.ConversationMessageToAPI(e)));
+	}
+
 	/**
 	 * Get and return safely a conversation ID specified in a $_POST Request
 	 * 

src/controllers/Routes.ts

@@ -59,6 +59,8 @@ export const Routes : Route[] = [
 
 	{path: "/conversations/refresh", cb: (h) => ConversationsController.RefreshList(h)},
 
+	{path: "/conversations/refresh_single", cb: (h) => ConversationsController.RefreshSingleConversation(h)},
+	
 
 	// Search controller
 	{path: "/search/user", cb: (h) => SearchController.SearchUser(h)},