internal void ProcessChildren(IEnumerable <TemplateElement> children, ProcessData processData)
{
foreach (var element in children)
{
var elementProcessor = GetElementProcessor(element);
elementProcessor.Process(element, processData);
}
}
protected override void _Process(CallElement element, ProcessData processData)
{
base._Process(element, processData);
var inputObject = processData.InputPath[element.TypeReference];
processData.TemplateEngine.Process(inputObject, processData);
}
private void Process(Template template, object input, IOutputWriter outputWriter)
{
var processingData = new ProcessData
{
OutputWriter = outputWriter,
TemplateEngine = this
};
processingData.InputPath.Add(template.Input.Alias, input);
ProcessChildren(template.Children, processingData);
}
protected override void _Process(ForEachElement element, ProcessData processData)
{
base._Process(element, processData);
processData.InputPath.Add(element.Identifier, null);
var enumerator = GetEnumerator(element.SourceReference, processData);
while (enumerator.MoveNext())
{
processData.InputPath[element.Identifier] = enumerator.Current;
processData.TemplateEngine.ProcessChildren(element.Children, processData);
}
processData.InputPath.Remove(element.Identifier);
}
protected override void _Process(MemberReference element, ProcessData processData)
{
base._Process(element, processData);
var parts = element.Member.Split('.');
if (parts.Length < 2)
{
throw new InvalidOperationException("Member reference should have at least 2 parts");
}
var targetName = parts[0];
var targetObject = processData.InputPath[targetName];
for (int i = 1; i < parts.Length; i++)
{
var property = targetObject.GetType().GetProperty(parts[1]);
targetObject = property.GetValue(targetObject);
}
processData.OutputWriter.Write(targetObject.ToString());
}
internal void Process(object input, ProcessData processData)
{
var template = _templateFactory.GetTemplate(input);
if (template == null)
{
throw new InvalidOperationException($"Unable to resolve template for object {input.ToString()}");
}
bool inputPathAdded = false;
if (!processData.InputPath.ContainsKey(template.Input.Alias))
{
processData.InputPath.Add(template.Input.Alias, input);
inputPathAdded = true;
}
ProcessChildren(template.Children, processData);
if (inputPathAdded)
{
processData.InputPath.Remove(template.Input.Alias);
}
}
protected override void _Process(BreakElement element, ProcessData processData)
{
base._Process(element, processData);
processData.OutputWriter.WriteLn();
}
protected override void _Process(LiteralText element, ProcessData processData)
{
base._Process(element, processData);
processData.OutputWriter.Write(element.Text);
}
protected virtual void _Process(T element, ProcessData processData)
{
}
public void Process(TemplateElement element, ProcessData processData) => _Process((T)element, processData);