/// <summary>
/// When overridden in the derived class, allows for additional handling for when a group member
/// leaves the group the <see cref="GroupMemberInfo{T}.Owner"/> is currently in.
/// </summary>
/// <param name="groupMember">The group member that joined the group. This will never be equal to
/// the <see cref="GroupMemberInfo{T}.Owner"/>. That is, we will only receive events related to other
/// group members in our group.</param>
protected override void OnGroupMemberLeft(IGroupable groupMember)
{
using (var pw = ServerPacket.GroupInfo(x => UserGroupInformation.WriteRemoveMember(x, groupMember)))
{
Owner.Send(pw, ServerMessageType.GUI);
}
Owner.Send(GameMessage.GroupMemberLeft, ServerMessageType.GUI, GetGroupMemberName(groupMember));
}