Merge pull request 'Removed shopping cart objects' (#95) from payments into master

Reviewed-on: #95

LiteCharms.Features.MidrandBooks.Seed/Program.cs

@@ -14,7 +14,7 @@ builder.Services.AddScopedFeatureManagement();
 
 builder.Services
     .AddLogging()
-    .AddShopServices()    
+    .AddShopServices()
     .AddHostedService<ProductsSeederService>()
     .AddHostedService<CategorySeederService>()
     .AddHostedService<CustomerSeederService>()

LiteCharms.Features.MidrandBooks.Tests/Common/Fixture.cs

@@ -1,5 +1,7 @@
 using LiteCharms.Features.Extensions;
+using LiteCharms.Features.MidrandBooks.Abstractions;
 using LiteCharms.Features.MidrandBooks.Extensions;
+using Microsoft.VisualStudio.TestPlatform.TestHost;
 
 namespace LiteCharms.Features.MidrandBooks.Tests.Common;
 

LiteCharms.Features.MidrandBooks/Abstractions/IMidrandBooks.cs

@@ -0,0 +1,3 @@
+namespace LiteCharms.Features.MidrandBooks.Abstractions;
+
+public interface IMidrandBooks;

LiteCharms.Features.MidrandBooks/Extensions/Shop.cs

@@ -1,4 +1,5 @@
 using LiteCharms.Features.Abstractions;
+using LiteCharms.Features.MidrandBooks.Abstractions;
 
 namespace LiteCharms.Features.MidrandBooks.Extensions;
 
@@ -8,11 +9,15 @@ public static class Shop
     {
         var serviceType = typeof(IService);
 
-        var implementations = Assembly.GetExecutingAssembly().GetTypes()
+        var sharedImplementations = typeof(IFeatures).Assembly.GetTypes()
             .Where(t => serviceType.IsAssignableFrom(t) && t.IsClass && !t.IsAbstract);
 
-        foreach (var implementation in implementations) 
+        foreach (var sharedImplementation in sharedImplementations) services.AddScoped(sharedImplementation);
-            services.AddScoped(implementation);
+
+        var coreImplementations = typeof(IMidrandBooks).Assembly.GetTypes()
+            .Where(t => serviceType.IsAssignableFrom(t) && t.IsClass && !t.IsAbstract);
+
+        foreach (var coreImplementation in coreImplementations) services.AddScoped(coreImplementation);
 
         return services;
     }

LiteCharms.Features.MidrandBooks/Orders/CartService.cs

@@ -1,128 +0,0 @@
-using LiteCharms.Features.Abstractions;
-using LiteCharms.Features.MidrandBooks.Orders.Models;
-using LiteCharms.Features.MidrandBooks.Products.Models;
-
-namespace LiteCharms.Features.MidrandBooks.Orders;
-
-public sealed class CartService : IService
-{
-    private Cart cart = new();
-
-    public Cart GetCart() => cart;
-
-    public void LoadCart(Cart savedCart) => cart = savedCart;
-
-    public void AddItem(ProductPrice productPrice)
-    {
-        var itemExists = false;
-
-        for (var i = 0; i < cart.Items.Count; i++)
-        {
-            if (cart.Items[i].Price!.Id == productPrice.Id)
-            {
-                cart.Items[i].Quantity++;
-                cart.Items[i].Amount += productPrice.Amount;
-
-                itemExists = true;
-
-                break;
-            }
-        }
-
-        if (!itemExists)
-            cart.Items.Add(new CartItem
-            {
-                Price = productPrice,
-                Amount = productPrice.Amount,
-                Quantity = 1,
-            });
-
-        CalculateTotalPrice();
-    }
-
-    public void UpdateQuantity(long productPriceId, int newQuantity)
-    {
-        if (newQuantity <= 0)
-        {
-            RemoveAllSameItem(productPriceId);
-
-            return;
-        }
-
-        for (var i = 0; i < cart.Items.Count; i++)
-        {
-            if (cart.Items[i].Price!.Id == productPriceId)
-            {
-                var oldQuantity = cart.Items[i].Quantity;
-                var pricePerUnit = cart.Items[i].Price!.Amount;
-
-                cart.Items[i].Quantity = newQuantity;
-                cart.Items[i].Amount = pricePerUnit * newQuantity;
-                break;
-            }
-        }
-
-        CalculateTotalPrice();
-    }
-
-    public void RemoveOneItem(long productPriceId)
-    {
-        for (var i = 0; i < cart.Items.Count; i++)
-        {
-            if (cart.Items[i].Price!.Id == productPriceId)
-            {
-                if (cart.Items[i].Quantity <= 1)
-                {
-                    cart.Items.RemoveAt(i);
-                }
-                else
-                {
-                    cart.Items[i].Quantity--;
-                    cart.Items[i].Amount -= cart.Items[i].Price!.Amount;
-                }
-
-                break;
-            }
-        }
-
-        CalculateTotalPrice();
-    }
-
-    public void RemoveAllSameItem(long productPriceId)
-    {
-        if (cart.Items.Count == 0) return;
-
-        var item = cart.Items.FirstOrDefault(i => i.Price?.Id == productPriceId);
-
-        if (item is not null) cart.Items.Remove(item);
-
-        CalculateTotalPrice();
-    }
-
-    public void Clear()
-    {
-        if(cart.CustomerId is not null || cart.OrderId is not null)
-        {
-            cart.TotalPrice = 0;
-            cart.TotalVat = 0;
-            cart.Items.Clear();
-
-            return;
-        }
-
-        cart = new Cart();
-    }
-
-    public decimal CalculateTotalPrice()
-    {
-        if (cart.Items.Count == 0) return 0;
-
-        var gross = cart.Items.Sum(i => i.Amount);
-
-        if (!cart.IsVatInclusive) cart.TotalVat = gross * cart.VatRate;
-
-        cart.TotalPrice = gross + cart.TotalVat;
-
-        return cart.TotalPrice;
-    }
-}

LiteCharms.Features.MidrandBooks/Orders/Models/Cart.cs

@@ -1,18 +0,0 @@
-namespace LiteCharms.Features.MidrandBooks.Orders.Models;
-
-public sealed class Cart
-{
-    public long? CustomerId { get; set; }
-
-    public long? OrderId { get; set; }
-
-    public decimal TotalPrice { get; set; }
-
-    public decimal TotalVat { get; set; }
-
-    public decimal VatRate { get; set; } = 0.15m;
-
-    public bool IsVatInclusive { get; set; } = true;
-
-    public IList<CartItem> Items { get; set; } = [];
-}

LiteCharms.Features.MidrandBooks/Orders/Models/CartItem.cs

@@ -1,12 +0,0 @@
-using LiteCharms.Features.MidrandBooks.Products.Models;
-
-namespace LiteCharms.Features.MidrandBooks.Orders.Models;
-
-public sealed class CartItem
-{
-    public ProductPrice? Price { get; set; }
-
-    public long Quantity { get; set; }
-
-    public decimal Amount { get; set; }
-}

LiteCharms.Features/Abstractions/IFeatures.cs

@@ -0,0 +1,3 @@
+namespace LiteCharms.Features.Abstractions;
+
+public interface IFeatures;