private static void ExportDataBlockToFile(DataBlock block, TextWriter writer, PortalPlc parentPlc)
{
block.CalcluateAddresses(parentPlc);
foreach (var entry in block)
{
AddDataEntry(entry, block.Name + ".", new Address());
}
void AddDataEntry(DataEntry entry, string entryPrefix, Address parentOffset)
{
var addressPrefix = "";
var type = "";
switch (entry.DataType)
{
case DataType.ARRAY:
TagHelper.ResolveArrayChildren(entry, parentPlc);
// write a new entry for each of the children
foreach (var child in entry.Children)
{
AddDataEntry(child, entryPrefix, entry.Address.Value + parentOffset);
}
break;
case DataType.BOOL:
addressPrefix = "DBX";
type = "Boolean";
break;
case DataType.BYTE:
addressPrefix = "DBB";
type = "Byte";
break;
case DataType.CHAR:
addressPrefix = "DBB";
type = "Char";
break;
case DataType.DATE:
case DataType.DATE_AND_TIME:
addressPrefix = "DATE";
type = "Date";
break;
case DataType.TIME:
case DataType.DINT:
addressPrefix = "DBD";
type = "Long";
break;
case DataType.DWORD:
addressPrefix = "DBD";
type = "Dword";
break;
case DataType.INT:
addressPrefix = "DBW";
type = "Short";
break;
case DataType.REAL:
addressPrefix = "DBD";
type = "Float";
break;
case DataType.STRING:
addressPrefix = "STRING";
type = "String";
break;
case DataType.UDT:
case DataType.STRUCT:
entry.CalcluateAddresses(parentPlc);
foreach (var child in entry)
{
AddDataEntry(child, entryPrefix + entry.Name + ".", entry.Address.Value + parentOffset);
}
break;
case DataType.WORD:
addressPrefix = "DBW";
type = "Word";
break;
default:
throw new SiemensException("Data type: '" + entry.DataType.ToString() + "' not supported.");
}
if (TagHelper.IsPrimitive(entry.DataType))
{
var absoluteAddress = parentOffset + entry.Address.Value;
var addressString = "DB" + block.Number + "." + addressPrefix + absoluteAddress.Byte;
if (entry.DataType == DataType.BOOL)
{
addressString += "." + absoluteAddress.Bit;
}
else if (entry.DataType == DataType.STRING)
{
addressString += "." + (parentPlc?.GetConstantValue(entry.StringLength) ?? entry.StringLength.Value).ToString();
}
var entryItems = new string[16]
{
entryPrefix + entry.Name,
addressString,
type,
"1",
"R/W",
"100",
string.Empty,
string.Empty,
string.Empty,
string.Empty,
string.Empty,
string.Empty,
string.Empty,
string.Empty,
string.Empty,
entry.Comment
};
writer.WriteLine(string.Join(",", entryItems));
}
}
}
