/// <summary>
/// Starts a test with the values specified in Nominal Values page and
/// Communication page.
/// </summary>
public async Task StartCommunicationAsync()
{
// start point of all test steps with the first mouse click and it will ignore subsequent mouse clicks
await AsyncAwaiter.AwaitAsync(nameof(StartCommunicationAsync), async() =>
{
using (IoC.Commands.TokenSource)
{
try
{
// update the user
Log = $"{DateTime.Now.ToLocalTime():MM/dd/yy HH:mm:ss.fff}: Communication starts.";
// get new construct of ModbusClient
EAModbusClient = new EasyModbus.ModbusClient
{
IPAddress = IpAddress,
Port = Convert.ToInt32(Port),
ConnectionTimeout = 20000,
// LogFileFilename = @"C:\Users\TBircek\Documents\metering\modbus.log"
};
// Checks if the Server IPAddress is available
if (EAModbusClient.Available(20000))
{
// connect to the server
EAModbusClient.Connect();
// find any CMCEngine attached to this computer
if (IoC.FindCMC.Find())
{
// Is there Omicron Test Set attached to this app?
if (IoC.CMCControl.DeviceID > 0)
{
// indicates the test is running.
IoC.CMCControl.IsTestRunning = true;
try
{
// perform initial set up on CMCEngine
await IoC.Task.Run(async() => await IoC.InitialCMCSetup.InitialSetupAsync());
// there is a test set attached so run specified tests.
await IoC.Task.Run(async() => await IoC.CMCControl.TestAsync(IoC.Commands.Token));
}
catch (OperationCanceledException ex)
{
// inform the developer about error
IoC.Logger.Log($"Exception is : {ex.Message}");
// update the user about the error.
IoC.Communication.Log = $"{DateTime.Now.ToLocalTime():MM/dd/yy HH:mm:ss.fff}: Exception: {ex.Message}.";
}
catch (Exception ex)
{
// inform developer
IoC.Logger.Log($"Exception: {ex.Message}");
// update the user about failed test.
IoC.Communication.Log = $"{DateTime.Now.ToLocalTime():MM/dd/yy HH:mm:ss.fff}: Test failed: {ex.Message}.";
// catch inner exceptions if exists
if (ex.InnerException != null)
{
// inform the user about more details about error.
IoC.Communication.Log = $"{DateTime.Now.ToLocalTime():MM/dd/yy HH:mm:ss.fff}: Inner exception: {ex.InnerException}.";
}
}
finally
{
// Trying to stop the app gracefully.
await IoC.Task.Run(() => IoC.ReleaseOmicron.ProcessErrorsAsync(false));
}
}
else
{
// inform the user
Log = $"{DateTime.Now.ToLocalTime():MM/dd/yy HH:mm:ss.fff}: Failed: Omicron Test Set ID is a zero.";
}
}
else
{
// inform the user
Log = $"{DateTime.Now.ToLocalTime():MM/dd/yy HH:mm:ss.fff}: Failed: There is no attached Omicron Test Set. Please attached a Omicron Test Set before test.";
}
}
else
{
// inform the user
Log = $"{DateTime.Now.ToLocalTime():MM/dd/yy HH:mm:ss.fff}: Failed: The server is not available: {EAModbusClient.IPAddress}.";
}
}
catch (Exception ex)
{
// inform the user about error.
Log = $"{DateTime.Now.ToLocalTime():MM/dd/yy HH:mm:ss.fff}: Start Communication failed: {ex.Message}.";
// catch inner exceptions if exists
if (ex.InnerException != null)
{
// inform the user about more details about error.
Log = $"{DateTime.Now.ToLocalTime():MM/dd/yy HH:mm:ss.fff}: Inner exception: {ex.InnerException}.";
}
}
}
});
