private string GetChatTitle()
{
IEnumerable <string> usernames = participationRepository.GetParticipationsByConversationId(groupChat.Conversation.Id)
.Select(participant => userRepository.FindEntityById(participant.UserId).Username);
return(ChatWindowStringBuilder.CreateUserListTitle(usernames.ToList()));
}
private string GetConversationParticipants()
{
var usernames = new List <string>();
var titleBuilder = new StringBuilder();
foreach (Participation participant in participationRepository.GetParticipationsByConversationId(conversation.Id))
{
usernames.Add(userRepository.FindEntityById(participant.UserId).Username);
}
titleBuilder.Append(ChatWindowStringBuilder.CreateUserListTitle(usernames));
return(titleBuilder.ToString());
}