private async Task EnsureValidCommonServicesWcfConnection()
{
await
WcfCommunicationHelper.StartWcfClient <CommonServicesClient, CommonServicesFault, ICommonServices>(this, _commonServicesClient, c => new CommonServicesClient(new InstanceContext(this)),
async c =>
{
_commonServicesClient = c;
try
{
if (_keepAliveCommonServices != null)
{
_keepAliveCommonServices.Dispose();
}
if (!await c.get_IsAliveAndInitializedAsync())
{
IsEnabled = false;
return;
}
await c.SubscribeEventsAsync();
await c.SubscribeModuleStateEventsAsync();
var result = await _commonServicesClient.RequestStatesAsync();
UpdateModuleStates(result);
_keepAliveCommonServices = WcfCommunicationHelper.KeepAlive <CommonServicesFault>(c.get_IsAliveAndInitializedAsync, _logger);
IsEnabled = true;
}
catch (Exception ex)
{
_logger.Error("Error connecting to common services.", ex);
IsEnabled = false;
}
});
}
private async Task EnsureValidConfigurationServiceWcfConnection()
{
await
WcfCommunicationHelper.StartWcfClient <ConfigurationServiceClient, ConfigurationFault, ConfigurationService.IConfigurationService>(this, _configurationServiceClient,
c => new ConfigurationServiceClient(), async c =>
{
_configurationServiceClient = c;
try
{
if (_keepAliveConfigurationService != null)
{
_keepAliveConfigurationService.Dispose();
}
if (!await c.get_IsInitializedAsync())
{
IsEnabled = false;
return;
}
_keepAliveConfigurationService = WcfCommunicationHelper.KeepAlive <ConfigurationFault>(c.KeepAliveAsync, _logger);
IsEnabled = true;
}
catch (Exception ex)
{
_logger.Error("Error connecting to configuration service.", ex);
IsEnabled = false;
}
});
}
