public override async Task GetHistoricalPriceStreams(HistoricalPriceRequest request,
IServerStreamWriter <HistoricalPrice> responseStream, ServerCallContext context)
{
Logger.Here().Information("BGN");
try {
var response = quoteService.GetHistoricalPriceStreams(request).ResponseStream;
while (await response.MoveNext())
{
await responseStream.WriteAsync(response.Current);
}
} catch (Exception e) {
Logger.Here().Warning(e.Message);
throw new RpcException(new Status(StatusCode.Internal, e.Message));
}
}
public override async Task GetHistoricalPriceStreams(HistoricalPriceRequest request,
IServerStreamWriter <HistoricalPrice> responseStream, ServerCallContext context)
{
Logger.Here().Information("BGN");
try {
while (!context.CancellationToken.IsCancellationRequested)
{
String key = Constants.Redis.HISTORIC_PRICE + PriceType.TenSeconds +
"_" + request.Ticker;
var secondPrice = redis.StringGet(key);
if (secondPrice.HasValue)
{
byte[] bytes = (RedisValue)secondPrice;
HistoricalPrice current = HistoricalPrice.Parser.ParseFrom(bytes);
await responseStream.WriteAsync(current);
}
//await Task.Delay(1 * 1000); // HACK: This should be an observable and not sleeping
}
} catch (Exception e) {
Logger.Here().Warning(e.Message);
throw new RpcException(new Status(StatusCode.Internal, e.Message));
}
}
public HistoricalPriceResponse(WebResponse web_response, HistoricalPriceRequest historical_price_request)
{
HistoricalPriceRequest = historical_price_request;
WebResponse = web_response;
}
