private void GetParametersWriteInfo(
IEnumerable<WriteParameter> parameters, out Dictionary<byte, SlaveWriteInfo> infos)
{
infos = new Dictionary<byte, SlaveWriteInfo>();
var index = -1;
foreach (var parameter in parameters)
{
++index;
var regex = new Regex(DevicePattern);
var match = regex.Match(parameter.Address);
if (!match.Success)
{
throw new Exception(parameter.Address + " is not a valid device address");
}
#region Get slave address
var slaveAddress = _defaultAddress;
var match1 = match.Groups[1].ToString();
if (!string.IsNullOrEmpty(match1) && match1.Length > 1)
{
int i;
if (int.TryParse(match1.Substring(0, match1.Length - 1), out i))
{
if (i >= byte.MinValue && i <= byte.MaxValue)
{
slaveAddress = (byte)i;
}
else
{
throw new Exception(parameter.Address + ": slave address incorrect");
}
}
}
#endregion
#region Get device address
ushort deviceAddress;
if (!ushort.TryParse(match.Groups[3].ToString(), out deviceAddress) || deviceAddress == 0)
{
throw new Exception(parameter.Address + ": device index not supported");
}
deviceAddress -= 1;
var match2 = match.Groups[2].ToString();
int? length;
if (parameter.Value is bool)
{
if (match2 != "0" && match2 != "1")
{
throw new Exception("Type " + parameter.Value.GetType().Name + " is not supported for " + parameter.Address);
}
length = 1;
}
else
{
if (match2 != "3" && match2 != "4")
{
throw new Exception("Type " + parameter.Value.GetType().Name + " is not supported for " + parameter.Address);
}
length = TypeToRegistersCount(parameter.Value.GetType());
if (length == null)
{
throw new Exception("Type " + parameter.Value.GetType().Name + " is not supported for " + parameter.Address);
}
}
#endregion
#region Check device index
var deviceLength = length.Value;
if (deviceLength + deviceAddress - 1 > ushort.MaxValue)
{
throw new Exception(parameter.Address + ": device index is out of range");
}
#endregion
#region WriteInfo
SlaveWriteInfo writeInfo;
if (!infos.TryGetValue(slaveAddress, out writeInfo))
{
writeInfo = new SlaveWriteInfo();
infos.Add(slaveAddress, writeInfo);
}
#endregion
#region Fill WriteInfo
switch (match2)
{
case "0":
var coil = new CoilWriteInfo
{
Address = deviceAddress,
Index = index,
WriteParameter = parameter
};
writeInfo.Coils.Add(coil);
break;
case "4":
var hr = new HoldingRegisterWriteInfo
{
Address = new KeyValuePair<ushort, int>(deviceAddress, deviceLength),
Index = index,
WriteParameter = parameter
};
writeInfo.HoldingRegisters.Add(hr);
break;
}
#endregion
}
}
private static void SortWriteInfoDevices(SlaveWriteInfo info)
{
Comparison<CoilWriteInfo> coilComparison =
(c1, c2) =>
{
if (c1.Address > c2.Address)
return 1;
if (c1.Address < c2.Address)
return -1;
return 0;
};
info.Coils.Sort(coilComparison);
Comparison<HoldingRegisterWriteInfo> hrComparison =
(c1, c2) =>
{
if (c1.Address.Key > c2.Address.Key)
return 1;
if (c1.Address.Key < c2.Address.Key)
return -1;
if (c1.Address.Value > c2.Address.Value)
return -1;
if (c1.Address.Value < c2.Address.Value)
return 1;
return 0;
};
info.HoldingRegisters.Sort(hrComparison);
}
