Adding Razor Pages Version (#60)

* In progress copying code into new RP project
Cleaning up namespaces and whitespace in original Web project

* Cleaning up some more namespaces

* Removing unused page.

* Index page loads correctly.

* Fixing up paging.

* Moving views; getting ready to convert to RPs

* Auto stash before merge of "master" and "origin/master"

Basket and Checkout pages wired up

* WIP on Account pages

* Working on signin/signout

* Working on auth

* Getting order history working
Fixing auth bug

* Fixing Checkout issue

* Fixing link

src/WebRazorPages/Interfaces/IBasketService.cs

@@ -0,0 +1,15 @@
+using Microsoft.eShopWeb.RazorPages.ViewModels;
+using System.Collections.Generic;
+using System.Threading.Tasks;
+
+namespace Microsoft.eShopWeb.RazorPages.Interfaces
+{
+    public interface IBasketService
+    {
+        Task<BasketViewModel> GetOrCreateBasketForUser(string userName);
+        Task TransferBasketAsync(string anonymousId, string userName);
+        Task AddItemToBasket(int basketId, int catalogItemId, decimal price, int quantity);
+        Task SetQuantities(int basketId, Dictionary<string, int> quantities);
+        Task DeleteBasketAsync(int basketId);
+    }
+}

src/WebRazorPages/Interfaces/ICatalogService.cs

@@ -0,0 +1,14 @@
+using Microsoft.AspNetCore.Mvc.Rendering;
+using Microsoft.eShopWeb.RazorPages.ViewModels;
+using System.Collections.Generic;
+using System.Threading.Tasks;
+
+namespace Microsoft.eShopWeb.RazorPages.Interfaces
+{
+    public interface ICatalogService
+    {
+        Task<CatalogIndexViewModel> GetCatalogItems(int pageIndex, int itemsPage, int? brandId, int? typeId);
+        Task<IEnumerable<SelectListItem>> GetBrands();
+        Task<IEnumerable<SelectListItem>> GetTypes();
+    }
+}