private static GetProductsByCategoryRequest GenerateInitialProductSearchRequestFrom(int categoryId)
{
GetProductsByCategoryRequest productSearchRequest = new GetProductsByCategoryRequest();
productSearchRequest.NumberOfResultsPerPage = int.Parse(ApplicationSettingsFactory.GetApplicationSettings().NumberOfResultsPerPage);
productSearchRequest.CategoryId = categoryId;
productSearchRequest.Index = 1;
productSearchRequest.SortBy = ProductsSortBy.PriceHighToLow;
return productSearchRequest;
}
public GetProductsByCategoryResponse GetProductsByCategory(GetProductsByCategoryRequest request)
{
GetProductsByCategoryResponse response;
Query productQuery = ProductSearchRequestQueryGenerator.CreateQueryFor(request);
IEnumerable<Product> productsMatchingRefinement = GetAllProductsMatchingQueryAndSort(request, productQuery);
response = productsMatchingRefinement.CreateProductSearchResultFrom(request);
response.SelectedCategoryName = _categoryRepository.FindBy(request.CategoryId).Name;
return response;
}
public static GetProductsByCategoryResponse CreateProductSearchResultFrom(this IEnumerable<Product> productsMatchingRefinement,
GetProductsByCategoryRequest request)
{
GetProductsByCategoryResponse productSearchResultView = new GetProductsByCategoryResponse();
IEnumerable<ProductTitle> productsFound = productsMatchingRefinement.Select(p => p.Title).Distinct();
productSearchResultView.SelectedCategory = request.CategoryId;
productSearchResultView.NumberOfTitlesFound = productsFound.Count();
productSearchResultView.TotalNumberOfPages = NoOfResultPagesGiven(request.NumberOfResultsPerPage,
productSearchResultView.NumberOfTitlesFound);
productSearchResultView.RefinementGroups = GenerateAvailableProductRefinementsFrom(productsFound);
productSearchResultView.Products = CropProductListToSatisfyGivenIndex(request.Index,
request.NumberOfResultsPerPage, productsFound);
return productSearchResultView;
}
public static Query CreateQueryFor(GetProductsByCategoryRequest getProductsByCategoryRequest)
{
Query productQuery = new Query();
Query colorQuery = new Query();
Query brandQuery = new Query();
Query sizeQuery = new Query();
colorQuery.QueryOperator = QueryOperator.Or;
foreach (int id in getProductsByCategoryRequest.ColorIds)
colorQuery.Add(Criterion.Create<Product>(p => p.Color.Id, id,
CriteriaOperator.Equal));
if (colorQuery.Criteria.Count() > 0)
productQuery.AddSubQuery(colorQuery);
brandQuery.QueryOperator = QueryOperator.Or;
foreach (int id in getProductsByCategoryRequest.BrandIds)
brandQuery.Add(Criterion.Create<Product>(p => p.Brand.Id, id,
CriteriaOperator.Equal));
if (brandQuery.Criteria.Count() > 0)
productQuery.AddSubQuery(brandQuery);
sizeQuery.QueryOperator = QueryOperator.Or;
foreach (int id in getProductsByCategoryRequest.SizeIds)
sizeQuery.Add(Criterion.Create<Product>(p => p.Size.Id, id,
CriteriaOperator.Equal));
if (sizeQuery.Criteria.Count() > 0)
productQuery.AddSubQuery(sizeQuery);
productQuery.Add(Criterion.Create<Product>(p => p.Category.Id,
getProductsByCategoryRequest.CategoryId, CriteriaOperator.Equal));
return productQuery;
}
private IEnumerable<Product> GetAllProductsMatchingQueryAndSort(GetProductsByCategoryRequest request, Query productQuery)
{
IEnumerable<Product> productsMatchingRefinement = _productRepository.FindBy(productQuery);
switch (request.SortBy)
{
case ProductsSortBy.PriceLowToHigh:
productsMatchingRefinement = productsMatchingRefinement
.OrderBy(p => p.Price);
break;
case ProductsSortBy.PriceHighToLow:
productsMatchingRefinement = productsMatchingRefinement
.OrderByDescending(p => p.Price);
break;
}
return productsMatchingRefinement;
}
private static GetProductsByCategoryRequest GenerateProductSearchRequestFrom(JsonProductSearchRequest jsonProductSearchRequest)
{
GetProductsByCategoryRequest productSearchRequest = new GetProductsByCategoryRequest();
productSearchRequest.NumberOfResultsPerPage = int.Parse(ApplicationSettingsFactory.GetApplicationSettings().NumberOfResultsPerPage);
productSearchRequest.Index = jsonProductSearchRequest.Index;
productSearchRequest.CategoryId = jsonProductSearchRequest.CategoryId;
productSearchRequest.SortBy = jsonProductSearchRequest.SortBy;
List<RefinementGroup> refinementGroups = new List<RefinementGroup>();
RefinementGroup refinementGroup;
foreach (JsonRefinementGroup jsonRefinementGroup in jsonProductSearchRequest.RefinementGroups)
{
switch ((RefinementGroupings)jsonRefinementGroup.GroupId)
{
case RefinementGroupings.brand:
productSearchRequest.BrandIds = jsonRefinementGroup.SelectedRefinements;
break;
case RefinementGroupings.color:
productSearchRequest.ColorIds = jsonRefinementGroup.SelectedRefinements;
break;
case RefinementGroupings.size:
productSearchRequest.SizeIds = jsonRefinementGroup.SelectedRefinements;
break;
default:
break;
}
}
return productSearchRequest;
}
