public async Task SendMessage(SendMessageRequest request)
{
var(authorId, authorName, groupId, content) = request;
var message = new ChatMessage(
MessageId: Guid.NewGuid(),
Timestamp: DateTimeOffset.UtcNow,
GroupId: groupId,
AuthorId: authorId,
AuthorUsername: authorName,
Content: content
);
await Clients.Group(groupId.ToString())
.SendAsync("message-received", message);
await chatDb.AddMessage(message);
}
public async Task <SendMessagePayload> SendMessage(
SendMessageInput input,
[Service] IMessageDb messageDb,
[Service] ITopicEventSender eventSender
)
{
var(authorId, groupId, authorName, content) = input;
var message = new ChatMessage(
MessageId: Guid.NewGuid(),
Timestamp: DateTimeOffset.UtcNow,
GroupId: groupId,
AuthorId: authorId,
AuthorUsername: authorName,
Content: content
);
await eventSender.SendAsync(new Topic.NewMessage(groupId), message);
await messageDb.AddMessage(message);
return(new SendMessagePayload(message));
}