private async Task <BeanTraderServiceClient> GetOrOpenClientAsync()
{
// If the client does not exist or is in a bad state, re-create it
if (client == null || client.State == CommunicationState.Closed || client.State == CommunicationState.Faulted)
{
try
{
using (await clientSyncLock.LockAsync())
{
if (client == null || client.State == CommunicationState.Closed || client.State == CommunicationState.Faulted)
{
var newClient = ClientFactory.GetServiceClient();
SetClientCredentials(newClient);
newClient.Open();
client = newClient;
}
}
Connected?.Invoke();
}
catch (EndpointNotFoundException)
{
MessageBox.Show("Failed to connect to Bean Trader service. Make sure BeanTraderServer.exe is running");
throw;
}
}
return(client);
}
private async Task <BeanTraderServiceClient> GetOrOpenClientAsync()
{
// If the client does not exist or is in a bad state, re-create it
if (client == null || client.State == CommunicationState.Closed || client.State == CommunicationState.Faulted)
{
using (await clientSyncLock.LockAsync())
{
if (client == null || client.State == CommunicationState.Closed || client.State == CommunicationState.Faulted)
{
var newClient = ClientFactory.GetServiceClient();
await SetClientCredentialsAsync(newClient).ConfigureAwait(false);
#if NETCORE
await newClient.OpenAsync().ConfigureAwait(false);
#else
newClient.Open();
#endif // NETCORE
client = newClient;
}
}
Connected?.Invoke();
}
return(client);
}
private async Task <T> SafeServiceCallAsync <T>(Func <Task <T> > action)
{
try
{
return(await action().ConfigureAwait(false));
}
catch (CommunicationException)
{
client?.Abort();
client = null;
return(default);
private async Task SafeServiceCallAsync(Func <Task> action)
{
try
{
await action().ConfigureAwait(false);
}
catch (CommunicationException)
{
client?.Abort();
client = null;
}
}
private static async Task SetClientCredentialsAsync(BeanTraderServiceClient client)
{
client.ClientCredentials.ClientCertificate.Certificate = await GetCertificateAsync().ConfigureAwait(false);
client.ClientCredentials.ServiceCertificate.Authentication.CertificateValidationMode = X509CertificateValidationMode.None;
}
public void Initialize(BeanTraderServiceClient proxy)
{
this.proxy = proxy;
}
