private async Task PublishToSubscribers(MarketEventModel marketEvent)
{
var subscribers = await GetSubscribers();
var publishTasks = subscribers.Select(url => PublishToSubscriber(url, marketEvent));
await Task.WhenAll(publishTasks);
}
private async Task PublishToSubscriber(SubscriberModel subscriber, MarketEventModel model)
{
using (var client = _httpClientFactory.CreateClient())
{
await client.PostAsync(subscriber.Url, new JsonContent <MarketEventModel>(model));
}
}
private async Task PublishToSubscriber(string url, MarketEventModel marketEventModel)
{
using (var client = _httpClientFactory.CreateClient(HttpClientName))
{
try
{
client.Timeout = TimeSpan.FromSeconds(1);
await client.PostAsJsonAsync(url, marketEventModel);
}
catch (Exception e)
{
_logger.LogWarning("Failed to publish event to {subscriber}\r\n {exception}", url, e);
}
}
}
public void AddMarketEvent(MarketEventModel marketEvent)
{
_marketEvents.Add(marketEvent);
}
public async Task SendQuote(MarketEventModel model)
{
await _hubContext.Clients.All.SendAsync("ReceiveQuote", model.PayloadAs <QuoteModel>());
}
public async Task Publish <T>(T model, MarketEventType?marketEventType = null)
{
var marketEvent = new MarketEventModel(model, marketEventType);
await PublishToSubscribers(marketEvent);
}
public async Task <IActionResult> IncomingEvents([FromBody] MarketEventModel model)
{
await _quotesService.SendQuote(model);
return(Ok());
}
public async Task PublishQuote(QuoteModel model)
{
var marketEvent = new MarketEventModel(model);
var tasks = _subscribers.Select(s => PublishToSubscriber(s, marketEvent));
await Task.WhenAll(tasks);
}
public IActionResult Incoming([FromBody] MarketEventModel marketEvent)
{
_subscriber.AddMarketEvent(marketEvent);
return(Accepted());
}