public async Task <Message> CreateAsync(SendModel sendModel, int userId, string message, Guid conversationId)
{
if (sendModel == null)
{
throw new ArgumentNullException(nameof(sendModel));
}
if (string.IsNullOrEmpty(message))
{
throw new ArgumentException("Value cannot be null or empty.", nameof(message));
}
if (userId <= 0)
{
throw new ArgumentOutOfRangeException(nameof(userId));
}
var newMessage = new Message
{
SendDate = sendModel.SendDate,
SaveDate = DateTime.UtcNow,
ConversationId = conversationId,
MessageStr = message,
Sender = userId,
IsUnread = true
};
var createdMessage = await _messageStorage.CreateAsync(newMessage);
return(createdMessage);
}
