static async Task Main(string[] args)
{
Console.WriteLine("Hello World!");
await Task.Delay(TimeSpan.FromSeconds(10));
using var channel = GrpcChannel.ForAddress("https://localhost:5001");
var client = new Pricing.PricingClient(channel);
var req = new StockPriceRequest
{
Context = Context.Query,
Symbol = "TSLA"
};
var res = client.GetPriceStream(req);
int i = 0;
while (await res.ResponseStream.MoveNext())
{
Console.WriteLine($"Stock: Tesla, Price: {res.ResponseStream.Current}");
if (i++ == 10)
{
break;
}
}
res.Dispose();
Console.ReadLine();
}
public List<StockPrice> GetPriceFromAPI(ICollection<StockSymbol> symbols)
{
if(symbols != null && symbols.Count > 0)
{
StockDataSoapClient client = new StockDataSoapClient();
var request = new StockPriceRequest();
request.Body = new StockPriceRequestBody();
request.Body.pubicKey = ConfigurationManager.AppSettings["PublicKey"];
request.Body.stockCodes = new ArrayOfString();
foreach (var symbol in symbols)
{
request.Body.stockCodes.Add(symbol.Ticker);
}
request.Body.hash = new HashHelper().ComputeHash(JsonConvert.SerializeObject(request.Body.stockCodes),
ConfigurationManager.AppSettings["PrivateKey"]);
var response = client.StockPrice(request);
List<StockPrice> prices = JsonConvert.DeserializeObject<List<StockPrice>>(response.Body.StockPriceResult);
return prices;
}
return null;
}
public override async Task GetPriceStream(StockPriceRequest request, IServerStreamWriter <StockPriceResponse> responseStream, ServerCallContext context)
{
while (!context.CancellationToken.IsCancellationRequested)
{
await responseStream.WriteAsync(await _client.RequestPriceAsync(request));
}
}
public async Task <StockPriceResponse> RequestPriceAsync(StockPriceRequest request)
{
var lookUp = new LookupRequest
{
LookUpId = Guid.NewGuid(),
Symbol = request.Symbol,
ApiKey = request.ApiKey,
};
lookUp.Context = request.Context switch
{
Context.Query => LookUpContext.Query,
Context.Buy => LookUpContext.Buy,
Context.Sell => LookUpContext.Sell,
_ => throw new NotSupportedException()
};
var options = new BoundedChannelOptions(1);
options.FullMode = BoundedChannelFullMode.DropNewest;
options.SingleReader = true;
options.SingleWriter = true;
var channel = Channel.CreateBounded <LookUpResponse>(options);
while (!_writers.TryAdd(lookUp.LookUpId, channel.Writer))
{
;
}
_queue.Enqueue(lookUp, (int)lookUp.Context);
if (!await channel.Reader.WaitToReadAsync())
{
throw new NotSupportedException();
}
return(new StockPriceResponse
{
Price = (await channel.Reader.ReadAsync()).Price
});
}
}
public List <StockPrice> GetPriceFromAPI(ICollection <StockSymbol> symbols)
{
if (symbols != null && symbols.Count > 0)
{
StockDataSoapClient client = new StockDataSoapClient();
var request = new StockPriceRequest();
request.Body = new StockPriceRequestBody();
request.Body.pubicKey = ConfigurationManager.AppSettings["PublicKey"];
request.Body.stockCodes = new ArrayOfString();
foreach (var symbol in symbols)
{
request.Body.stockCodes.Add(symbol.Ticker);
}
request.Body.hash = new HashHelper().ComputeHash(JsonConvert.SerializeObject(request.Body.stockCodes),
ConfigurationManager.AppSettings["PrivateKey"]);
var response = client.StockPrice(request);
List <StockPrice> prices = JsonConvert.DeserializeObject <List <StockPrice> >(response.Body.StockPriceResult);
return(prices);
}
return(null);
}
public override async Task <StockPriceResponse> GetCurrentPrice(StockPriceRequest request, ServerCallContext context)
{
return(await _client.RequestPriceAsync(request));
}
