public async Task <ActionResult> DeleteMessage(int messageId, CancellationToken cancellationToken)
{
var user = await _usersService.GetUserByNameAsync(UserName);
var message = await _messageService.GetMessageByIdAsync(messageId);
if (user == null)
{
return(NotFound());
}
if (message == null)
{
return(NotFound());
}
if (!await _authorizationService.CanUserViewMessageAsync(user.UserId, messageId))
{
return(Unauthorized());
}
if (message.SendingUserId == UserId)
{
await _messageService.MarkMessageAsDeletedAsync(messageId, cancellationToken);
}
else
{
await _messageService.MarkMessageRecipientAsDeletedAsync(messageId, UserId, cancellationToken);
}
return(Ok());
}