public override async Task Invoke(IOwinContext context)
{
if (IsStorefrontRequest(context.Request))
{
var workContext = _container.Resolve <WorkContext>();
var linkListService = _container.Resolve <IMenuLinkListService>();
var cartBuilder = _container.Resolve <ICartBuilder>();
var catalogSearchService = _container.Resolve <ICatalogSearchService>();
// Initialize common properties
workContext.RequestUrl = context.Request.Uri;
workContext.AllCountries = _allCountries;
workContext.AllStores = await _cacheManager.GetAsync("GetAllStores", "ApiRegion", async() => await GetAllStoresAsync());
if (workContext.AllStores != null && workContext.AllStores.Any())
{
// Initialize request specific properties
workContext.CurrentStore = GetStore(context, workContext.AllStores);
workContext.CurrentLanguage = GetLanguage(context, workContext.AllStores, workContext.CurrentStore);
workContext.AllCurrencies = await _cacheManager.GetAsync("GetAllCurrencies-" + workContext.CurrentLanguage.CultureName, "ApiRegion", async() => { return((await _commerceApi.CommerceGetAllCurrenciesAsync()).Select(x => x.ToWebModel(workContext.CurrentLanguage)).ToArray()); });
//Sync store currencies with avail in system
foreach (var store in workContext.AllStores)
{
store.SyncCurrencies(workContext.AllCurrencies, workContext.CurrentLanguage);
store.CurrentSeoInfo = store.SeoInfos.FirstOrDefault(x => x.Language == workContext.CurrentLanguage);
}
//Set current currency
workContext.CurrentCurrency = GetCurrency(context, workContext.CurrentStore);
var qs = HttpUtility.ParseQueryString(workContext.RequestUrl.Query);
//Initialize catalog search criteria
workContext.CurrentCatalogSearchCriteria = new CatalogSearchCriteria(workContext.CurrentLanguage, workContext.CurrentCurrency, qs)
{
CatalogId = workContext.CurrentStore.Catalog
};
//This line make delay categories loading initialization (categories can be evaluated on view rendering time)
workContext.Categories = new MutablePagedList <Category>((pageNumber, pageSize) =>
{
var criteria = workContext.CurrentCatalogSearchCriteria.Clone();
criteria.PageNumber = pageNumber;
criteria.PageSize = pageSize;
var result = catalogSearchService.SearchCategories(criteria);
foreach (var category in result)
{
category.Products = new MutablePagedList <Product>((pageNumber2, pageSize2) =>
{
criteria.CategoryId = category.Id;
criteria.PageNumber = pageNumber2;
criteria.PageSize = pageSize2;
var searchResult = catalogSearchService.SearchProducts(criteria);
//Because catalog search products returns also aggregations we can use it to populate workContext using C# closure
//now workContext.Aggregation will be contains preloaded aggregations for current category
workContext.Aggregations = new MutablePagedList <Aggregation>(searchResult.Aggregations);
return(searchResult.Products);
});
}
return(result);
});
//This line make delay products loading initialization (products can be evaluated on view rendering time)
workContext.Products = new MutablePagedList <Product>((pageNumber, pageSize) =>
{
var criteria = workContext.CurrentCatalogSearchCriteria.Clone();
criteria.PageNumber = pageNumber;
criteria.PageSize = pageSize;
var result = catalogSearchService.SearchProducts(criteria);
//Prevent double api request for get aggregations
//Because catalog search products returns also aggregations we can use it to populate workContext using C# closure
//now workContext.Aggregation will be contains preloaded aggregations for current search criteria
workContext.Aggregations = new MutablePagedList <Aggregation>(result.Aggregations);
return(result.Products);
});
//This line make delay aggregation loading initialization (aggregation can be evaluated on view rendering time)
workContext.Aggregations = new MutablePagedList <Aggregation>((pageNumber, pageSize) =>
{
var criteria = workContext.CurrentCatalogSearchCriteria.Clone();
criteria.PageNumber = pageNumber;
criteria.PageSize = pageSize;
//Force to load products and its also populate workContext.Aggregations by preloaded values
workContext.Products.Slice(pageNumber, pageSize);
return(workContext.Aggregations);
});
workContext.CurrentOrderSearchCriteria = new Model.Order.OrderSearchCriteria(qs);
workContext.CurrentQuoteSearchCriteria = new Model.Quote.QuoteSearchCriteria(qs);
//Get current customer
workContext.CurrentCustomer = await GetCustomerAsync(context);
//Validate that current customer has to store access
ValidateUserStoreLogin(context, workContext.CurrentCustomer, workContext.CurrentStore);
MaintainAnonymousCustomerCookie(context, workContext);
// Gets the collection of external login providers
var externalAuthTypes = context.Authentication.GetExternalAuthenticationTypes();
workContext.ExternalLoginProviders = externalAuthTypes.Select(at => new LoginProvider
{
AuthenticationType = at.AuthenticationType,
Caption = at.Caption,
Properties = at.Properties
}).ToList();
workContext.ApplicationSettings = GetApplicationSettings();
//Do not load shopping cart and other for resource requests
if (!IsAssetRequest(context.Request))
{
//Shopping cart
await cartBuilder.GetOrCreateNewTransientCartAsync(workContext.CurrentStore, workContext.CurrentCustomer, workContext.CurrentLanguage, workContext.CurrentCurrency);
workContext.CurrentCart = cartBuilder.Cart;
if (workContext.CurrentStore.QuotesEnabled)
{
await _quoteRequestBuilder.GetOrCreateNewTransientQuoteRequestAsync(workContext.CurrentStore, workContext.CurrentCustomer, workContext.CurrentLanguage, workContext.CurrentCurrency);
workContext.CurrentQuoteRequest = _quoteRequestBuilder.QuoteRequest;
}
var linkLists = await _cacheManager.GetAsync("GetAllStoreLinkLists-" + workContext.CurrentStore.Id, "ApiRegion", async() => await linkListService.LoadAllStoreLinkListsAsync(workContext.CurrentStore.Id));
workContext.CurrentLinkLists = linkLists.Where(x => x.Language == workContext.CurrentLanguage).ToList();
// load all static content
var staticContents = _cacheManager.Get(string.Join(":", "AllStoreStaticContent", workContext.CurrentStore.Id), "ContentRegion", () =>
{
var allContentItems = _staticContentService.LoadStoreStaticContent(workContext.CurrentStore).ToList();
var blogs = allContentItems.OfType <Blog>().ToArray();
var blogArticlesGroup = allContentItems.OfType <BlogArticle>().GroupBy(x => x.BlogName, x => x).ToList();
foreach (var blog in blogs)
{
var blogArticles = blogArticlesGroup.FirstOrDefault(x => string.Equals(x.Key, blog.Name, StringComparison.OrdinalIgnoreCase));
if (blogArticles != null)
{
blog.Articles = new MutablePagedList <BlogArticle>(blogArticles);
}
}
return(new { Pages = allContentItems, Blogs = blogs });
});
workContext.Pages = new MutablePagedList <ContentItem>(staticContents.Pages);
workContext.Blogs = new MutablePagedList <Blog>(staticContents.Blogs);
// Initialize blogs search criteria
workContext.CurrentBlogSearchCritera = new BlogSearchCriteria(qs);
//Pricelists
var pricelistCacheKey = string.Join("-", "EvaluatePriceLists", workContext.CurrentStore.Id, workContext.CurrentCustomer.Id);
workContext.CurrentPricelists = await _cacheManager.GetAsync(pricelistCacheKey, "ApiRegion", async() =>
{
var evalContext = new VirtoCommerceDomainPricingModelPriceEvaluationContext
{
StoreId = workContext.CurrentStore.Id,
CatalogId = workContext.CurrentStore.Catalog,
CustomerId = workContext.CurrentCustomer.Id,
Quantity = 1
};
var pricingResult = await _pricingModuleApi.PricingModuleEvaluatePriceListsAsync(evalContext);
return(pricingResult.Select(p => p.ToWebModel()).ToList());
});
}
}
}
await Next.Invoke(context);
}
