/// <summary>
/// check if a friend request exists
/// </summary>
/// <param name="user1">user that sent the request</param>
/// <param name="user2">user that accepted the request</param>
/// <returns>if friend request exists</returns>
public static bool ExistsFriendRequest(int user1, int user2)
{
return(DbConnections.ExistsFriendRequest(user1, user2));
}