public bool ChatExists(ExportMemberCollection exportMembers)
{
if (GetChat(exportMembers) != null)
{
return(true);
}
return(false);
}
public ExportChat GetChat(ExportMemberCollection exportMembers)
{
foreach (ExportChat chat in this)
{
bool match = true;
if (chat.Members.Count == exportMembers.Count)
{
foreach (ExportMember exportMember in exportMembers)
{
if (!chat.Members.MemberExists(exportMember.Name))
{
match = false;
break;
}
}
if (match)
{
foreach (ExportMember member in chat.Members)
{
if (!exportMembers.MemberExists(member.Name))
{
match = false;
break;
}
}
}
if (match)
{
return(chat);
}
}
}
return(null);
}
