Basket persistence (#41)

* Renamed Cart to Basket throughout * Implemented cookie-based anonymous basket handling and transfer to user upon login. Still need to implement transfer upon registration.
2017-08-22 13:51:08 -04:00
parent 3a95375ae7
commit ecb4889dd3
10 changed files with 173 additions and 118 deletions
--- a/src/Web/Controllers/BasketController.cs
+++ b/src/Web/Controllers/BasketController.cs
@@ -0,0 +1,86 @@
+using Microsoft.AspNetCore.Mvc;
+using System.Threading.Tasks;
+using ApplicationCore.Interfaces;
+using Microsoft.AspNetCore.Http;
+using Microsoft.eShopWeb.ViewModels;
+using Microsoft.AspNetCore.Identity;
+using Infrastructure.Identity;
+using System;
+using Web;
+
+namespace Microsoft.eShopWeb.Controllers
+{
+    [Route("[controller]/[action]")]
+    public class BasketController : Controller
+    {
+        private readonly IBasketService _basketService;
+        private const string _basketSessionKey = "basketId";
+        private readonly IUriComposer _uriComposer;
+        private readonly SignInManager<ApplicationUser> _signInManager;
+
+        public BasketController(IBasketService basketService,
+            IUriComposer uriComposer,
+            SignInManager<ApplicationUser> signInManager)
+        {
+            _basketService = basketService;
+            _uriComposer = uriComposer;
+            _signInManager = signInManager;
+        }
+
+        [HttpGet]
+        public async Task<IActionResult> Index()
+        {
+            var basketModel = await GetBasketViewModelAsync();
+
+            return View(basketModel);
+        }
+
+        // POST: /Basket/AddToBasket
+        [HttpPost]
+        public async Task<IActionResult> AddToBasket(CatalogItemViewModel productDetails)
+        {
+            if (productDetails?.Id == null)
+            {
+                return RedirectToAction("Index", "Catalog");
+            }
+            var basketViewModel = await GetBasketViewModelAsync();
+
+            await _basketService.AddItemToBasket(basketViewModel.Id, productDetails.Id, productDetails.Price, 1);
+
+            return RedirectToAction("Index");
+        }
+
+        [HttpPost]
+        public async Task<IActionResult> Checkout()
+        {
+            var basket = await GetBasketViewModelAsync();
+
+            await _basketService.Checkout(basket.Id);
+
+            return View("Checkout");
+        }
+
+        private async Task<BasketViewModel> GetBasketViewModelAsync()
+        {
+            if (_signInManager.IsSignedIn(HttpContext.User))
+            {
+                return await _basketService.GetOrCreateBasketForUser(User.Identity.Name);
+            }
+            string anonymousId = GetOrSetBasketCookie();
+            return await _basketService.GetOrCreateBasketForUser(anonymousId);
+        }
+
+        private string GetOrSetBasketCookie()
+        {
+            if (Request.Cookies.ContainsKey(Constants.BASKET_COOKIENAME))
+            {
+                return Request.Cookies[Constants.BASKET_COOKIENAME];
+            }
+            string anonymousId = Guid.NewGuid().ToString();
+            var cookieOptions = new CookieOptions();
+            cookieOptions.Expires = DateTime.Today.AddYears(10);
+            Response.Cookies.Append(Constants.BASKET_COOKIENAME, anonymousId, cookieOptions);
+            return anonymousId;
+        }
+    }
+}