public async Task BanDialog(string userToBanId, string whoAccessedId)
{
if (userToBanId == whoAccessedId)
{
throw new InvalidDataException("Can't ban yourself.");
}
var bannedBy = await usersRepository.GetByIdAsync(whoAccessedId);
var banned = await usersRepository.GetByIdAsync(userToBanId);
if (banned == null || bannedBy == null)
{
throw new KeyNotFoundException("Wrong id of person to ban.");
}
try
{
await UsersBansRepository.AddAsync(UsersBansDatamodel.Create(banned, bannedBy));
}
catch
{
throw new InvalidDataException("User is already banned.");
}
UsersConversationDataModel dialog;
if ((dialog = await usersConversationsRepository.GetDialog(userToBanId, whoAccessedId)) != null)
{
await ConversationsBansRepository.AddAsync(ConversationsBansDataModel.Create(banned, dialog.Conversation));
}
await unitOfWork.Commit();
}
public async Task <bool> IsBannedFromConversation(int conversationId, string Who)
{
var who = await usersRepository.GetByIdAsync(Who);
if (who == null)
{
throw new InvalidDataException("Wrong id of a person to check.");
}
return((await ConversationsBansRepository.GetByIdAsync(Who, conversationId)) != null);
}
public async Task UnbanUserFromConversation(int conversationId, string userToUnbanId, string whoAccessedId)
{
if (userToUnbanId == whoAccessedId)
{
throw new InvalidDataException("Can't unban yourself.");
}
var conversation = await ConversationRepository.GetByIdAsync(conversationId);
var banned = await usersRepository.GetByIdAsync(userToUnbanId);
var userRole = await rolesRepository.GetByIdAsync(conversationId, whoAccessedId);
if (userRole.RoleId != ChatRole.Moderator && userRole.RoleId != ChatRole.Creator)
{
throw new InvalidDataException("Only creator / moderator can unban users.");
}
if (banned == null)
{
throw new InvalidDataException("Wrong user to unban id was provided.");
}
if (conversation == null)
{
throw new InvalidDataException("Wrong conversation id was provided.");
}
try
{
var entry = await ConversationsBansRepository.GetByIdAsync(userToUnbanId, conversationId);
await ConversationsBansRepository.DeleteAsync(entry);
await unitOfWork.Commit();
}
catch
{
throw new InvalidDataException("Wrong conversation id was provided.");
}
}
public async Task UnbanDialog(string userId, string whoUnbans)
{
try
{
await UsersBansRepository.DeleteAsync(await UsersBansRepository.GetByIdAsync(userId, whoUnbans));
}
catch
{
throw new InvalidDataException("Wrong id of a person to unban.");
}
UsersConversationDataModel dialog;
if ((dialog = await usersConversationsRepository.GetDialog(userId, whoUnbans)) != null)
{
var entry = await ConversationsBansRepository.GetByIdAsync(userId, dialog.Conversation.Id);
await ConversationsBansRepository.DeleteAsync(entry);
}
await unitOfWork.Commit();
}
