private async Task OpenIsolationPoints(Dictionary <long, DiscreteModbusData> isolationPoints)
{
var scadaCommandingClient = ScadaCommandingClient.CreateClient();
var enumerableCommandedValues = await CommandedValues.GetEnumerableDictionaryAsync();
foreach (long measurementGid in isolationPoints.Keys)
{
await UpdateCommandedValues(measurementGid, enumerableCommandedValues);
var value = (ushort)DiscreteCommandingType.OPEN;
if (isolationPoints[measurementGid].Value == (ushort)DiscreteCommandingType.CLOSE && await GetCommandedValuesCondition(measurementGid, value))
{
await scadaCommandingClient.SendSingleDiscreteCommand(measurementGid,
value,
CommandOriginType.OUTAGE_SIMULATOR);
var commandedValue = new CommandedValue()
{
MeasurementGid = measurementGid,
Value = value,
TimeOfCreation = DateTime.UtcNow,
};
await CommandedValues.SetAsync(measurementGid, commandedValue);
}
}
}
private async Task <bool> GetCommandedValuesCondition(long measurementGid, ushort commandValue)
{
var result = true;
var enumerableCommandedValues = await CommandedValues.GetEnumerableDictionaryAsync();
if (enumerableCommandedValues.ContainsKey(measurementGid))
{
var commandedValue = enumerableCommandedValues[measurementGid];
if (commandedValue.Value == commandValue)
{
result = false;
}
}
return(result);
}
private async Task UpdateCommandedValues(long measurementGid, Dictionary <long, CommandedValue> commandedValues)
{
if (commandedValues.ContainsKey(measurementGid))
{
var commandedValue = commandedValues[measurementGid];
var difference = DateTime.UtcNow.Subtract(commandedValue.TimeOfCreation);
if (difference.TotalMilliseconds >= CommandedValueIntervalUpperLimit)
{
if ((await CommandedValues.TryRemoveAsync(measurementGid)).HasValue)
{
Logger.LogDebug($"{baseLogString} OpenIsolationPoints => Value succesfully set to scadaDataValue. Commanded value for gid 0x{measurementGid:X16} removed from rel dictionary '{ReliableDictionaryNames.CommandedValues}'.");
}
}
}
}
