[FIX] Fetch members on RoomMembersView (#3403)

* [FIX] Fetch members on RoomMembersView

* needed to add a conditional to the response

* result back properly from rocketchat lib
Co-authored-by: Diego Mello <diegolmello@gmail.com>

app/lib/rocketchat.js

@@ -1039,7 +1039,7 @@ const RocketChat = {
 		}
 		return this.post('subscriptions.read', { rid: roomId });
 	},
-	getRoomMembers({ rid, allUsers, roomType, type, filter, skip = 0, limit = 10 }) {
+	async getRoomMembers({ rid, allUsers, roomType, type, filter, skip = 0, limit = 10 }) {
 		const serverVersion = reduxStore.getState().server.version;
 		if (compareServerVersion(serverVersion, '3.16.0', methods.greaterThanOrEqualTo)) {
 			const params = {
@@ -1050,10 +1050,12 @@ const RocketChat = {
 				...(filter && { filter })
 			};
 			// RC 3.16.0
-			return this.sdk.get(`${this.roomTypeToApiType(roomType)}.members`, params);
+			const result = await this.sdk.get(`${this.roomTypeToApiType(roomType)}.members`, params);
+			return result?.members;
 		}
 		// RC 0.42.0
-		return this.methodCallWrapper('getUsersOfRoom', rid, allUsers, { skip, limit });
+		const result = await this.methodCallWrapper('getUsersOfRoom', rid, allUsers, { skip, limit });
+		return result?.records;
 	},
 	methodCallWrapper(method, ...params) {
 		const { API_Use_REST_For_DDP_Calls } = reduxStore.getState().settings;

app/views/RoomMembersView/index.js

@@ -434,7 +434,6 @@ class RoomMembersView extends React.Component {
 	fetchMembers = async () => {
 		const { rid, members, isLoading, allUsers, end, room, filtering } = this.state;
 		const { t } = room;
-		let newMembers;
 		if (isLoading || end) {
 			return;
 		}
@@ -449,11 +448,10 @@ class RoomMembersView extends React.Component {
 				skip: members.length,
 				limit: PAGE_SIZE
 			});
-			newMembers = membersResult.members;
 			this.setState({
-				members: members.concat(newMembers || []),
+				members: members.concat(membersResult || []),
 				isLoading: false,
-				end: newMembers.length < PAGE_SIZE
+				end: membersResult?.length < PAGE_SIZE
 			});
 			this.setHeader();
 		} catch (e) {