public async Task <IActionResult> PostMessage([FromBody] MessageDTO message)
{
if (!ModelState.IsValid || message == null)
{
return(BadRequest("Bad Request"));
}
if (!DateTime.TryParse(message.Date, out DateTime messageDate))
{
return(BadRequest("Provided datetime is not valid."));
}
Chat chat;
User user;
if (int.TryParse(message.SenderId, out int senderId) && int.TryParse(message.ChatId, out int chatid))
{
(chat, user) = await _repository.GetMessageCointainer(senderId, chatid).ConfigureAwait(true);
}
else
{
return(BadRequest("SenderId or receiverId has a wrong format."));
}
if (chat == null || user == null)
{
return(BadRequest("Cannot find chat or user."));
}
await _repository.SendMessage(new Message
{
Sender = user,
SenderName = user.Email,
Chat = chat,
Date = messageDate,
Content = message.Content
}).ConfigureAwait(true);
var messageChartModel = new MessageChartModel
{
ChatId = chat.Id,
SenderName = user.Email,
Content = message.Content,
Date = messageDate
};
object[] param = { messageChartModel };
IEnumerable <int> userIds = chat.ChatMemberships.Select(x => x.User.Id);
foreach (int userId in userIds)
{
string connectionId = _service.GetConnectionId(userId);
if (connectionId != null && connectionId.Trim().Length != 0)
{
_ = _hub.Clients.Client(connectionId).SendAsync("transferchartdata", param).ConfigureAwait(true);
}
}
return(Ok(new { V = "received message" }));
}
