/// <summary>
/// Method that receives messenger calls to do embedded functions
/// </summary>
/// <param name="member"></param>
private void ReceiveMembership(MessageMemberModel member)
{
// For updating membership
if (member.Selection == "Update")
{
if (!Memberships.Contains(member.Membership))
{
// Using indexer.
Memberships[Memberships.IndexOf(SelectedMember)] = member.Membership;
}
else if (!SelectedMember.Equals(member.Membership))
{
// Notify user about duplicate membership
Messenger.Default.Send <NotificationMessage>(new
NotificationMessage($"{MemberAlreadyExistMsg}\n" +
$"{MergingMembershipsMsg}"));
// Removing outdated data using minus operator.
Memberships -= SelectedMember;
}
}
// For adding membership
else if (member.Selection == "Add")
{
// Checks if membership is already in list.
if (Memberships.Contains(member.Membership))
{
// Notifies user that it exists then returns.
Messenger.Default.Send <NotificationMessage>(new
NotificationMessage(MemberAlreadyExistMsg));
return;
}
// Membership not found then add using add operator.
Memberships += member.Membership;
}
// For deleting membership
else if (member.Selection == "Delete")
{
// Confirms that membership is in list
if (Memberships.Contains(member.Membership))
{
// Removes found membership.
Memberships.Remove(SelectedMember);
Messenger.Default.Send(new NotificationMessage(DeleteMsg));
}
}
else if (member.Selection == "ListSelect")
{
return;
}
else
{
Messenger.Default.Send <NotificationMessage>(new NotificationMessage(MembershipNotFoundMsg));
return;
}
}
public void AddMembership(Membership membership)
{
if (Memberships.Contains(membership))
{
return;
}
Memberships.Add(membership);
}
public void CancelInvite(MapMembership existingMembership)
{
if (!Memberships.Contains(existingMembership))
{
throw new ArgumentNullException(nameof(existingMembership), "Invite not found");
}
if (existingMembership.Status != MapMembershipStatus.DecisionNotMade)
{
throw new DomainException("Can not cancel invite with specified decision");
}
existingMembership.MarkAsRemoved();
Memberships.Remove(existingMembership);
}
