fixed pbm if messages return null

srcs/requirements/svelte/api_front/src/pieces/chat/Request_rooms.ts

@@ -7,6 +7,9 @@ export async function get_room_messages()
 	const data = await response.json();
 	const messages = data.messages;
 
+	if (messages === null)
+		return;
+
 	messages.forEach(function(item) {
 		if (item.name === user.username) {
 			item.name = "me";
@@ -108,17 +111,6 @@ export async function get_all_rooms()
 	console.log("data.rooms:", data.rooms);
 	for (let room of data.rooms)
 		console.log(room.name);
-	let row_rooms = data.rooms.map(room => {
-		return {
-			name: room.name,
-		}
-	});
-	let users = data.users.map(user => {
-		return {
-			name: user.username,
-		}
-	});
-	let rooms = row_rooms.concat(users);
 
 	return rooms;
 }