private async Task UpdateProductAttributesAsync(Product entityToUpdate, Delta <ProductDto> productDtoDelta)
{
// If no product attribute mappings are specified means we don't have to update anything
if (productDtoDelta.Dto.ProductAttributeMappings == null)
{
return;
}
// delete unused product attribute mappings
var toBeUpdatedIds = productDtoDelta.Dto.ProductAttributeMappings.Where(y => y.Id != 0).Select(x => x.Id);
var productAttributeMappings = await _productAttributeService.GetProductAttributeMappingsByProductIdAsync(entityToUpdate.Id);
var unusedProductAttributeMappings = productAttributeMappings.Where(x => !toBeUpdatedIds.Contains(x.Id)).ToList();
foreach (var unusedProductAttributeMapping in unusedProductAttributeMappings)
{
await _productAttributeService.DeleteProductAttributeMappingAsync(unusedProductAttributeMapping);
}
foreach (var productAttributeMappingDto in productDtoDelta.Dto.ProductAttributeMappings)
{
if (productAttributeMappingDto.Id > 0)
{
// update existing product attribute mapping
var productAttributeMappingToUpdate = productAttributeMappings.FirstOrDefault(x => x.Id == productAttributeMappingDto.Id);
if (productAttributeMappingToUpdate != null)
{
productDtoDelta.Merge(productAttributeMappingDto, productAttributeMappingToUpdate, false);
await _productAttributeService.UpdateProductAttributeMappingAsync(productAttributeMappingToUpdate);
await UpdateProductAttributeValuesAsync(productAttributeMappingDto, productDtoDelta);
}
}
else
{
var newProductAttributeMapping = new ProductAttributeMapping
{
ProductId = entityToUpdate.Id
};
productDtoDelta.Merge(productAttributeMappingDto, newProductAttributeMapping);
// add new product attribute
await _productAttributeService.InsertProductAttributeMappingAsync(newProductAttributeMapping);
}
}
}
private async Task MergeFramesAsync(AbcMattressModel model, ProductAttribute pa, Product product)
{
var pam = (await _productAttributeService.GetProductAttributeMappingsByProductIdAsync(product.Id))
.Where(pam => pam.ProductAttributeId == pa.Id)
.FirstOrDefault();
var abcMattressEntry = _abcMattressEntryService.GetAbcMattressEntriesByModelId(model.Id)
.Where(ame => pa.Name == $"Frame ({ame.Size})")
.FirstOrDefault();
if (abcMattressEntry == null)
{
return;
}
var frames = _abcMattressFrameService.GetAbcMattressFramesBySize(abcMattressEntry.Size);
if (pam == null && frames.Any())
{
var sizeAttrs = await GetSizeAttributesAsync(product, abcMattressEntry);
pam = new ProductAttributeMapping()
{
ProductId = product.Id,
ProductAttributeId = pa.Id,
IsRequired = false,
AttributeControlType = AttributeControlType.DropdownList,
DisplayOrder = 30,
TextPrompt = "Frame",
ConditionAttributeXml = $"<Attributes><ProductAttribute ID=\"{sizeAttrs.pam.Id}\"><ProductAttributeValue><Value>{sizeAttrs.pav.Id}</Value></ProductAttributeValue></ProductAttribute></Attributes>"
};
await _productAttributeService.InsertProductAttributeMappingAsync(pam);
}
else if (pam != null && !frames.Any())
{
await _productAttributeService.DeleteProductAttributeMappingAsync(pam);
}
else if (pam != null)
{
await UpdatePamAsync(product, pam, abcMattressEntry);
}
if (!frames.Any())
{
return;
}
var existingFrames = (await _productAttributeService.GetProductAttributeValuesAsync(pam.Id))
.Where(pav =>
pav.ProductAttributeMappingId == pam.Id
);
var newFrames = frames.Select(np => np.ToProductAttributeValue(
pam.Id
)).OrderBy(f => f.PriceAdjustment).ToList();
ApplyDisplayOrder(newFrames);
var toBeDeleted = existingFrames
.Where(e => !newFrames.Any(n => n.Name == e.Name && n.DisplayOrder == e.DisplayOrder &&
n.PriceAdjustment == e.PriceAdjustment));
var toBeInserted = newFrames
.Where(n => !existingFrames.Any(e => n.Name == e.Name && n.DisplayOrder == e.DisplayOrder &&
n.PriceAdjustment == e.PriceAdjustment));
toBeInserted.ToList().ForEach(async n => await _productAttributeService.InsertProductAttributeValueAsync(n));
toBeDeleted.ToList().ForEach(async e => await _productAttributeService.DeleteProductAttributeValueAsync(e));
}