private async Task <GateInInstructions> GetValueSimulatingTypicalWebserviceCall(IEnumerable <string> scan)
{
using (var client = new BackendClient().Connect())
{
var bar = scan.Aggregate(string.Empty, (current, next) => string.IsNullOrWhiteSpace(current) ? next : $"{current},{next}");
var parameters = new[] { new KeyValuePair <string, string>(string.Empty, bar) };
var content = new FormUrlEncodedContent(parameters);
var response = client.PostAsync(Settings.Default.ScanRoute, content).Result;
if (!response.IsSuccessStatusCode)
{
throw new IOException("Keine Verbindung zum SAP Backend");
}
if (response.StatusCode == HttpStatusCode.NoContent)
{
return(null);
}
if (response.StatusCode != HttpStatusCode.OK)
{
throw new HttpRequestException($"Unbekannter StatusCode {response.StatusCode}");
}
var contents = await response.Content.ReadAsStringAsync();
return(await Task.Factory.StartNew(() => JsonConvert.DeserializeObject <GateInInstructions>(contents)));
}
}
public async Task <bool> ShouldLockClientAsync()
{
try
{
using (var client = new BackendClient().Connect())
{
var response = await client.GetAsync(Settings.Default.StatusRoute);
if (!response.IsSuccessStatusCode)
{
throw new IOException("Keine Verbindung zum SAP Backend");
}
return(await response.Content.ReadAsAsync <bool>());
}
}
catch (Exception)
{
return(await Task.FromResult(true));
}
}
