chore: code improvements

Author: OtavioStasiak

app/lib/methods/loadMessagesForRoom.ts

@@ -10,6 +10,7 @@ import updateMessages from './updateMessages';
 import { generateLoadMoreId } from './helpers/generateLoadMoreId';
 
 const COUNT = 50;
+const COUNT_LIMIT = COUNT * 10;
 
 async function load({ rid: roomId, latest, t }: { rid: string; latest?: Date; t: RoomTypes }): Promise<IMessage[]> {
 	const apiType = roomTypeToApiType(t);
@@ -21,7 +22,7 @@ async function load({ rid: roomId, latest, t }: { rid: string; latest?: Date; t:
 	let mainMessagesCount = 0;
 
 	async function fetchBatch(lastTs?: string): Promise<void> {
-		if (allMessages.length >= COUNT * 10) {
+		if (allMessages.length >= COUNT_LIMIT) {
 			return;
 		}
 
@@ -77,7 +78,7 @@ export function loadMessagesForRoom(args: {
 			if (data?.length) {
 				const lastMessage = data[data.length - 1];
 				const lastMessageRecord = await getMessageById(lastMessage._id as string);
-				if (!lastMessageRecord && (data.length === COUNT || data.length >= COUNT * 10)) {
+				if (!lastMessageRecord && (data.length === COUNT || data.length >= COUNT_LIMIT)) {
 					const loadMoreMessage = {
 						_id: generateLoadMoreId(lastMessage._id as string),
 						rid: lastMessage.rid,