public void LookupValue <T>(ref T value, string key, T defaultValue = default(T), bool saveNull = false)
{
switch (mode)
{
case ScribeMode.Saving:
{
XmlNode valueNode = EnterNode(key);
SaveValueIntoNode(value, saveNull);
ExitNode();
}
break;
case ScribeMode.Loading:
{
if (Current.SelectSingleNode(key) is XmlNode valueNode)
{
EnterNode(valueNode);
Type type = typeof(T);
XMLTypeConverter converter = XMLTools.GetXMLProperTypeConverter(type);
if (converter == null)
{
Log.Error($"Found no suitable converter for Node='{(Current.Name)}' in Document='{DocumentPath}'");
}
else
{
Log.Message($"Converting with '{converter.GetType().Name}' Node='{valueNode.Name}' with Type='{type.Name}' with Value='{valueNode.InnerXml}'");
object objectValue = converter.ConvertFromXML(type, Current);
if (objectValue != null && objectValue.GetType() != value.GetType())
{
Log.Error($"Type mismatch when converting. Value='{objectValue}' in Node='{valueNode.Name}'");
}
else
{
value = (T)objectValue;
}
}
ExitNode();
}
}
break;
}
}
public void SaveValueIntoNode(object value, bool saveNull = false)
{
if (value == null && !saveNull)
{
return;
}
Type type = value.GetType();
//Log.Message($"Saving value='{value?.ToString()}'");
XMLTypeConverter converter = XMLTools.GetXMLProperTypeConverter(type);
if (converter == null)
{
Log.Error($"Found no suitable converter for Node='{(Current.Name)}' in Document='{DocumentPath}'");
}
else
{
converter.SaveToXML(value, this);
}
}