public virtual void Populate(object instance, DataRequest request, ComplexModel model)
{
if (instance == null)
{
return;
}
if (_configuration.PopulateProperties)
{
foreach (var propertyInfo in _propertySelector.SelectProperties(instance, request, model))
{
object propertyValue = null;
if (_configuration.CircularReferenceHandling == CircularReferenceHandlingAlgorithm.AutoWire)
{
var currentRequest = request;
var requestTypeInfo = propertyInfo.PropertyType.GetTypeInfo();
while (currentRequest != null)
{
if (requestTypeInfo.IsAssignableFrom(currentRequest.RequestedType.GetTypeInfo()))
{
propertyValue = currentRequest.Instance;
break;
}
currentRequest = currentRequest.ParentRequest;
}
}
var newRequest = CreateDataRequestForProperty(propertyInfo, request);
var foundProperty = false;
if (propertyValue == null)
{
foundProperty = _helper.GetUnTypedValue(out propertyValue, propertyInfo.PropertyType, request.Constraints, null, propertyInfo.Name);
if (propertyValue != null)
{
propertyValue = newRequest.Fixture.Behavior.Apply(newRequest, propertyValue);
}
}
if (!foundProperty && propertyValue == null)
{
if (!model.GetPropertyValue(newRequest, propertyInfo, out propertyValue))
{
if (model.SkipProperty(newRequest, propertyInfo))
{
continue;
}
propertyValue = newRequest.Fixture.Generate(newRequest);
}
else
{
propertyValue = newRequest.Fixture.Behavior.Apply(newRequest, propertyValue);
}
}
if (!foundProperty && propertyValue == null)
{
throw new Exception("Could not create type " + propertyInfo.PropertyType.FullName);
}
_setter.SetProperty(propertyInfo, instance, propertyValue);
}
}
if (_configuration.PopulateFields)
{
foreach (var fieldInfo in _fieldSelector.SelectFields(instance, request, model))
{
object propertyValue;
var foundValue = _helper.GetUnTypedValue(out propertyValue, fieldInfo.FieldType, request.Constraints, null, fieldInfo.Name);
var newRequest = CreateDataRequestForField(fieldInfo, request);
if (propertyValue != null)
{
propertyValue = newRequest.Fixture.Behavior.Apply(newRequest, propertyValue);
}
else if (!foundValue)
{
propertyValue = newRequest.Fixture.Generate(newRequest);
}
if (!foundValue && propertyValue == null)
{
throw new Exception("Could not create type " + fieldInfo.FieldType.FullName);
}
_fieldSetter.SetField(fieldInfo, instance, propertyValue);
}
}
}
