private void DiffAttributes(XDocument lastExportedAttributesDocument, XDocument currentExportedAttributesDocument)
{
var currentAttributeProducts = new SortedList <int, XElement>(currentExportedAttributesDocument.Root.Elements("ProductAttribute").ToDictionary(c => int.Parse(c.Attribute("ProductID").Value), c => c));
//if the last exported att
if (lastExportedAttributesDocument == null)
{
ProductsToProcess = CurrentFullAssortment; //if no last exported product
}
else
{
//check for filter groups
var filterGroupsNew = _currentAssortmentDocument.Root.Element("AttributeValueGroups");
var filterGroupsOld = _currentAssortmentDocument.Root.Element("AttributeValueGroups");
if (!XElement.DeepEquals(filterGroupsNew, filterGroupsOld))
{
ProductsToProcess = CurrentFullAssortment; //if no last exported product
return;
}
var lastAttributeProducts = currentExportedAttributesDocument.Root.Elements("ProductAttribute").ToLookup(c => int.Parse(c.Attribute("ProductID").Value));
var changedProductIDs = (from p in currentAttributeProducts
where lastAttributeProducts.Contains(p.Key) &&
!XElement.DeepEquals(p.Value, lastAttributeProducts[p.Key].First())
select p.Key).ToList();
ProductsToProcess = ProductsToProcess.Union(CurrentFullAssortment.Where(c => changedProductIDs.Contains(c.ProductID))).ToList();
}
}
private void DiffContent(XDocument lastExportedContentDocument, XDocument currentExportedContentDocument)
{
var currentAttributeProducts = new SortedList <int, XElement>(currentExportedContentDocument.Root.Elements("Product").ToDictionary(c => int.Parse(c.Attribute("ProductID").Value), c => c));
if (lastExportedContentDocument == null)
{
ProductsToProcess = CurrentFullAssortment; //if no last exported product
}
else
{
var lastAttributeProducts = lastExportedContentDocument.Root.Elements("Product").ToLookup(c => int.Parse(c.Attribute("ProductID").Value));
var changedProductIDs = (from p in currentAttributeProducts
where lastAttributeProducts.Contains(p.Key) &&
!XElement.DeepEquals(p.Value, lastAttributeProducts[p.Key].First())
select p.Key).ToList();
ProductsToProcess = ProductsToProcess.Union(CurrentFullAssortment.Where(c => changedProductIDs.Contains(c.ProductID))).ToList();
}
}
