class ChatLog { id: string; roomName: string; roomType: RoomType; room: Room; lastMessageTime: string; lastMessage: string; count: number; constructor(room: Room) { this.id = room._id; this.roomName = room.name; this.roomType = room.type; this.room = room; } public setNotiCount(count: number) { this.count = count; } public setLastMessage(lastMessage: string) { this.lastMessage = lastMessage; } public setLastMessageTime(lastMessageTime: string) { this.lastMessageTime = lastMessageTime; } }