Merge pull request 'Completed token service' (#99) from payments into master

Reviewed-on: #99

LiteCharms.Features.MidrandBooks.Seed/LiteCharms.Features.MidrandBooks.Seed.csproj

@@ -16,7 +16,7 @@
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
     <PackageReference Include="Microsoft.FeatureManagement.AspNetCore" Version="4.5.0" />
-    <PackageReference Include="OpenTelemetry" Version="1.15.3" />
+    <PackageReference Include="OpenTelemetry" Version="1.16.0" />
     <PackageReference Include="Quartz" Version="3.18.1" />
     <PackageReference Include="Quartz.Plugins" Version="3.18.1" />
     <PackageReference Include="Quartz.Plugins.TimeZoneConverter" Version="3.18.1" />
@@ -30,11 +30,11 @@
 
   <!-- Configuration -->
   <ItemGroup>
-    <PackageReference Include="Microsoft.Extensions.Configuration" Version="10.0.8" />
-    <PackageReference Include="Microsoft.Extensions.Configuration.Abstractions" Version="10.0.8" />
-    <PackageReference Include="Microsoft.Extensions.Configuration.EnvironmentVariables" Version="10.0.8" />
-    <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="10.0.8" />
-    <PackageReference Include="Microsoft.Extensions.Configuration.UserSecrets" Version="10.0.8" />
+    <PackageReference Include="Microsoft.Extensions.Configuration" Version="10.0.9" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.Abstractions" Version="10.0.9" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.EnvironmentVariables" Version="10.0.9" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="10.0.9" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.UserSecrets" Version="10.0.9" />
 
     <!-- Global Usings -->
     <Using Include="Microsoft.Extensions.Configuration" />
@@ -47,9 +47,9 @@
     <PackageReference Include="AspNetCore.HealthChecks.UI.Core" Version="9.0.0" />
     <PackageReference Include="AspNetCore.HealthChecks.UI.Data" Version="9.0.0" />
     <PackageReference Include="AspNetCore.HealthChecks.UI.InMemory.Storage" Version="9.0.0" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore.InMemory" Version="10.0.8" />
-    <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="10.0.8" />
-    <PackageReference Include="Microsoft.Extensions.Diagnostics.HealthChecks" Version="10.0.8" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.InMemory" Version="10.0.9" />
+    <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="10.0.9" />
+    <PackageReference Include="Microsoft.Extensions.Diagnostics.HealthChecks" Version="10.0.9" />
 
     <!-- Global Usings -->
     <Using Include="Microsoft.Extensions.Diagnostics.HealthChecks" />
@@ -58,12 +58,12 @@
 
   <!-- Open Telemetry -->
   <ItemGroup>
-    <PackageReference Include="OpenTelemetry.Exporter.OpenTelemetryProtocol" Version="1.15.3" />
-    <PackageReference Include="OpenTelemetry.Extensions.Hosting" Version="1.15.3" />
+    <PackageReference Include="OpenTelemetry.Exporter.OpenTelemetryProtocol" Version="1.16.0" />
+    <PackageReference Include="OpenTelemetry.Extensions.Hosting" Version="1.16.0" />
     <PackageReference Include="OpenTelemetry.Instrumentation.AspNetCore" Version="1.15.2" />
     <PackageReference Include="OpenTelemetry.Instrumentation.Http" Version="1.15.1" />
     <PackageReference Include="OpenTelemetry.Instrumentation.Runtime" Version="1.15.1" />
-    <PackageReference Include="OpenTelemetry.Exporter.Console" Version="1.15.3" />
+    <PackageReference Include="OpenTelemetry.Exporter.Console" Version="1.16.0" />
 
     <!-- Global Usings -->
     <Using Include="OpenTelemetry.Resources" />
@@ -75,13 +75,13 @@
 
   <!-- Database -->
   <ItemGroup>
-    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="10.0.8" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="10.0.8">
+    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="10.0.9" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="10.0.9">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
-    <PackageReference Include="Microsoft.EntityFrameworkCore.Relational" Version="10.0.8" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore.Tools" Version="10.0.8">
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Relational" Version="10.0.9" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Tools" Version="10.0.9">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
@@ -116,8 +116,8 @@
 
   <!-- Amazon S3 SDK -->
   <ItemGroup>
-    <PackageReference Include="AWSSDK.Extensions.NetCore.Setup" Version="4.0.4.5" />
-    <PackageReference Include="AWSSDK.S3" Version="4.0.24.2" />
+    <PackageReference Include="AWSSDK.Extensions.NetCore.Setup" Version="4.0.4.6" />
+    <PackageReference Include="AWSSDK.S3" Version="4.0.24.3" />
     <ProjectReference Include="..\LiteCharms.Features\LiteCharms.Features.csproj" />
 
     <!-- global Usings -->

LiteCharms.Features.MidrandBooks.Tests/AuthorServiceFeatureTests.cs

@@ -1,7 +1,7 @@
 using LiteCharms.Features.MidrandBooks.Authors;
 using LiteCharms.Features.MidrandBooks.Authors.Models;
-using LiteCharms.Features.MidrandBooks.Tests.Common;
 using LiteCharms.Features.Models;
+using LiteCharms.Features.Tests.Common;
 
 namespace LiteCharms.Features.MidrandBooks.Tests;
 

LiteCharms.Features.MidrandBooks.Tests/BooksServiceFeatureTests.cs

@@ -1,5 +1,5 @@
 using LiteCharms.Features.MidrandBooks.AuthorBooks;
-using LiteCharms.Features.MidrandBooks.Tests.Common;
+using LiteCharms.Features.Tests.Common;
 
 namespace LiteCharms.Features.MidrandBooks.Tests;
 

LiteCharms.Features.MidrandBooks.Tests/CategoryServiceFeatureTests.cs

@@ -1,5 +1,5 @@
 using LiteCharms.Features.MidrandBooks.Categories;
-using LiteCharms.Features.MidrandBooks.Tests.Common;
+using LiteCharms.Features.Tests.Common;
 
 namespace LiteCharms.Features.MidrandBooks.Tests;
 

LiteCharms.Features.MidrandBooks.Tests/CustomerServiceFeatureTests.cs

@@ -1,6 +1,6 @@
 using LiteCharms.Features.MidrandBooks.Customers;
 using LiteCharms.Features.MidrandBooks.Customers.Models;
-using LiteCharms.Features.MidrandBooks.Tests.Common;
+using LiteCharms.Features.Tests.Common;
 
 namespace LiteCharms.Features.MidrandBooks.Tests;
 

LiteCharms.Features.MidrandBooks.Tests/LiteCharms.Features.MidrandBooks.Tests.csproj

@@ -35,6 +35,7 @@
 
   <ItemGroup>
     <ProjectReference Include="..\LiteCharms.Features.MidrandBooks\LiteCharms.Features.MidrandBooks.csproj" />
+    <ProjectReference Include="..\LiteCharms.Features.Tests.Common\LiteCharms.Features.Tests.Common.csproj" />
     <ProjectReference Include="..\LiteCharms.Features\LiteCharms.Features.csproj" />
   </ItemGroup>
 
@@ -45,10 +46,4 @@
     <Using Include="Xunit" />
   </ItemGroup>
 
-  <ItemGroup>
-    <None Update="appsettings.json">
-      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
-    </None>
-  </ItemGroup>
-
 </Project>

LiteCharms.Features.MidrandBooks.Tests/OrderServiceFeatureTests.cs

@@ -1,7 +1,7 @@
 using LiteCharms.Features.MidrandBooks.Orders;
 using LiteCharms.Features.MidrandBooks.Orders.Models;
-using LiteCharms.Features.MidrandBooks.Tests.Common;
 using LiteCharms.Features.Models;
+using LiteCharms.Features.Tests.Common;
 
 namespace LiteCharms.Features.MidrandBooks.Tests;
 

LiteCharms.Features.MidrandBooks.Tests/PageServiceFeatureTests.cs

@@ -1,5 +1,5 @@
 using LiteCharms.Features.MidrandBooks.Pages;
-using LiteCharms.Features.MidrandBooks.Tests.Common;
+using LiteCharms.Features.Tests.Common;
 
 namespace LiteCharms.Features.MidrandBooks.Tests;
 

LiteCharms.Features.MidrandBooks.Tests/PayfastServiceFeatureTests.cs

@@ -1,6 +1,6 @@
 using LiteCharms.Features.MidrandBooks.Payments;
 using LiteCharms.Features.MidrandBooks.Payments.Models;
-using LiteCharms.Features.MidrandBooks.Tests.Common;
+using LiteCharms.Features.Tests.Common;
 
 namespace LiteCharms.Features.MidrandBooks.Tests;
 

LiteCharms.Features.MidrandBooks.Tests/PaymentServiceFeatureTests.cs

@@ -1,6 +1,6 @@
 using LiteCharms.Features.MidrandBooks.Payments;
 using LiteCharms.Features.MidrandBooks.Payments.Models;
-using LiteCharms.Features.MidrandBooks.Tests.Common;
+using LiteCharms.Features.Tests.Common;
 
 namespace LiteCharms.Features.MidrandBooks.Tests;
 

LiteCharms.Features.MidrandBooks.Tests/ProductServiceFeatureTests.cs

@@ -1,7 +1,7 @@
 using LiteCharms.Features.MidrandBooks.Products;
 using LiteCharms.Features.MidrandBooks.Products.Models;
-using LiteCharms.Features.MidrandBooks.Tests.Common;
 using LiteCharms.Features.Models;
+using LiteCharms.Features.Tests.Common;
 
 namespace LiteCharms.Features.MidrandBooks.Tests;
 

LiteCharms.Features.MidrandBooks/LiteCharms.Features.MidrandBooks.csproj

@@ -36,7 +36,7 @@
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
-    <PackageReference Include="OpenTelemetry" Version="1.15.3" />
+    <PackageReference Include="OpenTelemetry" Version="1.16.0" />
     <PackageReference Include="Quartz" Version="3.18.1" />
     <PackageReference Include="Quartz.Plugins" Version="3.18.1" />
     <PackageReference Include="Quartz.Plugins.TimeZoneConverter" Version="3.18.1" />
@@ -50,11 +50,11 @@
 
   <!-- Configuration -->
   <ItemGroup>
-    <PackageReference Include="Microsoft.Extensions.Configuration" Version="10.0.8" />
-    <PackageReference Include="Microsoft.Extensions.Configuration.Abstractions" Version="10.0.8" />
-    <PackageReference Include="Microsoft.Extensions.Configuration.EnvironmentVariables" Version="10.0.8" />
-    <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="10.0.8" />
-    <PackageReference Include="Microsoft.Extensions.Configuration.UserSecrets" Version="10.0.8" />
+    <PackageReference Include="Microsoft.Extensions.Configuration" Version="10.0.9" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.Abstractions" Version="10.0.9" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.EnvironmentVariables" Version="10.0.9" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="10.0.9" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.UserSecrets" Version="10.0.9" />
 
     <!-- Global Usings -->
     <Using Include="Microsoft.Extensions.Configuration" />
@@ -67,9 +67,9 @@
     <PackageReference Include="AspNetCore.HealthChecks.UI.Core" Version="9.0.0" />
     <PackageReference Include="AspNetCore.HealthChecks.UI.Data" Version="9.0.0" />
     <PackageReference Include="AspNetCore.HealthChecks.UI.InMemory.Storage" Version="9.0.0" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore.InMemory" Version="10.0.8" />
-    <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="10.0.8" />
-    <PackageReference Include="Microsoft.Extensions.Diagnostics.HealthChecks" Version="10.0.8" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.InMemory" Version="10.0.9" />
+    <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="10.0.9" />
+    <PackageReference Include="Microsoft.Extensions.Diagnostics.HealthChecks" Version="10.0.9" />
 
     <!-- Global Usings -->
     <Using Include="Microsoft.Extensions.Diagnostics.HealthChecks" />
@@ -78,12 +78,12 @@
 
   <!-- Open Telemetry -->
   <ItemGroup>
-    <PackageReference Include="OpenTelemetry.Exporter.OpenTelemetryProtocol" Version="1.15.3" />
-    <PackageReference Include="OpenTelemetry.Extensions.Hosting" Version="1.15.3" />
+    <PackageReference Include="OpenTelemetry.Exporter.OpenTelemetryProtocol" Version="1.16.0" />
+    <PackageReference Include="OpenTelemetry.Extensions.Hosting" Version="1.16.0" />
     <PackageReference Include="OpenTelemetry.Instrumentation.AspNetCore" Version="1.15.2" />
     <PackageReference Include="OpenTelemetry.Instrumentation.Http" Version="1.15.1" />
     <PackageReference Include="OpenTelemetry.Instrumentation.Runtime" Version="1.15.1" />
-    <PackageReference Include="OpenTelemetry.Exporter.Console" Version="1.15.3" />
+    <PackageReference Include="OpenTelemetry.Exporter.Console" Version="1.16.0" />
 
     <!-- Global Usings -->
     <Using Include="OpenTelemetry.Resources" />
@@ -95,13 +95,13 @@
 
   <!-- Database -->
   <ItemGroup>
-    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="10.0.8" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="10.0.8">
+    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="10.0.9" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="10.0.9">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
-    <PackageReference Include="Microsoft.EntityFrameworkCore.Relational" Version="10.0.8" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore.Tools" Version="10.0.8">
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Relational" Version="10.0.9" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Tools" Version="10.0.9">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
@@ -136,8 +136,8 @@
 
   <!-- Amazon S3 SDK -->
   <ItemGroup>
-    <PackageReference Include="AWSSDK.Extensions.NetCore.Setup" Version="4.0.4.5" />
-    <PackageReference Include="AWSSDK.S3" Version="4.0.24.2" />
+    <PackageReference Include="AWSSDK.Extensions.NetCore.Setup" Version="4.0.4.6" />
+    <PackageReference Include="AWSSDK.S3" Version="4.0.24.3" />
     <ProjectReference Include="..\LiteCharms.Features\LiteCharms.Features.csproj" />
 
     <!-- global Usings -->

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/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.MidrandBooks/Payments/CartService.cs

@@ -0,0 +1,154 @@
+using LiteCharms.Features.Abstractions;
+using LiteCharms.Features.Browser;
+using LiteCharms.Features.Hasher;
+using LiteCharms.Features.MidrandBooks.Authors.Models;
+using LiteCharms.Features.MidrandBooks.Payments.Models;
+using LiteCharms.Features.MidrandBooks.Products.Models;
+
+namespace LiteCharms.Features.MidrandBooks.Payments;
+
+public sealed class CartService(LocalStorageService localStorage) : IService
+{
+    private readonly string CartStorageKey = HashService.ToMd5Hash(nameof(Cart)).Value;
+
+    public Cart ShoppingCart { get; private set; } = new();
+
+    public event Action? OnCartChanged;
+
+    public static Func<Cart, long, int> GetCartItemQuantity = (shoppingCart, productPriceId) =>
+        shoppingCart.Items.FirstOrDefault(p => p.Price!.Id == productPriceId)?.Quantity ?? 1;
+
+    public Cart GetCart() => ShoppingCart;
+
+    public void NotifyStateChanged() => OnCartChanged?.Invoke();
+
+    public async Task LoadCartFromStorageAsync()
+    {
+        var loadResult = await localStorage.GetAsync<Cart>(CartStorageKey);
+
+        if (loadResult.IsFailed) await localStorage.SaveAsync(CartStorageKey, ShoppingCart);
+
+        if (loadResult.IsSuccess) ShoppingCart = loadResult.Value;
+
+        NotifyStateChanged();
+    }
+
+    public async Task SaveCartToStorageAsync() => await localStorage.SaveAsync(CartStorageKey, ShoppingCart);
+
+    public void AddItem(ProductPrice productPrice, Product product, Author author)
+    {
+        var itemExists = false;
+
+        for (var i = 0; i < ShoppingCart.Items.Count; i++)
+        {
+            if (ShoppingCart.Items[i].Price!.Id == productPrice.Id)
+            {
+                ShoppingCart.Items[i].Quantity++;
+                ShoppingCart.Items[i].Amount += productPrice.Amount;
+
+                itemExists = true;
+
+                break;
+            }
+        }
+
+        if (!itemExists)
+            ShoppingCart.Items.Add(new CartItem
+            {
+                Product = product,
+                Author = author,
+                Price = productPrice,
+                Amount = productPrice.Amount,
+                Quantity = 1,
+            });
+
+        CalculateTotalPrice();
+        NotifyStateChanged();
+    }
+
+    public void UpdateQuantity(long productPriceId, int delta)
+    {
+        for (var i = 0; i < ShoppingCart.Items.Count; i++)
+        {
+            if (ShoppingCart.Items[i].Price!.Id == productPriceId)
+            {
+                var oldQuantity = ShoppingCart.Items[i].Quantity;
+                var pricePerUnit = ShoppingCart.Items[i].Price!.Amount;
+
+                ShoppingCart.Items[i].Quantity += delta;
+                ShoppingCart.Items[i].Amount = pricePerUnit * ShoppingCart.Items[i].Quantity;
+                break;
+            }
+        }
+
+        CalculateTotalPrice();
+        NotifyStateChanged();
+    }
+
+    public void RemoveOneItem(long productPriceId)
+    {
+        for (var i = 0; i < ShoppingCart.Items.Count; i++)
+        {
+            if (ShoppingCart.Items[i].Price!.Id == productPriceId)
+            {
+                if (ShoppingCart.Items[i].Quantity <= 1)
+                {
+                    ShoppingCart.Items.Remove(ShoppingCart.Items[i]);
+
+                    break;
+                }
+                else
+                {
+                    ShoppingCart.Items[i].Quantity--;
+                    ShoppingCart.Items[i].Amount -= ShoppingCart.Items[i].Price!.Amount;
+                }
+
+                break;
+            }
+        }
+
+        CalculateTotalPrice();
+        NotifyStateChanged();
+    }
+
+    public void RemoveAllSameItem(long productPriceId)
+    {
+        if (ShoppingCart.Items.Count == 0) return;
+
+        var item = ShoppingCart.Items.FirstOrDefault(i => i.Price?.Id == productPriceId);
+
+        if (item is not null) ShoppingCart.Items.Remove(item);
+
+        CalculateTotalPrice();
+        NotifyStateChanged();
+    }
+
+    public void Clear()
+    {
+        if(ShoppingCart.CustomerId is not null || ShoppingCart.OrderId is not null)
+        {
+            ShoppingCart.TotalAmount = 0;
+            ShoppingCart.TotalVat = 0;
+            ShoppingCart.Items.Clear();
+
+            return;
+        }
+
+        ShoppingCart = new Cart();
+
+        NotifyStateChanged();
+    }
+
+    public decimal CalculateTotalPrice()
+    {
+        if (ShoppingCart.Items.Count == 0) return 0;
+
+        var gross = ShoppingCart.Items.Sum(i => i.Amount);
+
+        if (!ShoppingCart.IsVatInclusive) ShoppingCart.TotalVat = gross * ShoppingCart.VatRate;
+
+        ShoppingCart.TotalAmount = gross + ShoppingCart.TotalVat;
+
+        return ShoppingCart.TotalAmount;
+    }
+}

LiteCharms.Features.MidrandBooks/Payments/Events/Handlers/PayfastPaymentConfirmationReceivedEventHandler.cs

@@ -1,15 +1,16 @@
-using LiteCharms.Features.Hasher;
-using LiteCharms.Features.Hasher.Configuration;
+using LiteCharms.Features.Api.Configuration;
+using LiteCharms.Features.Hasher;
 using LiteCharms.Features.Mediator;
 using LiteCharms.Features.MidrandBooks.Orders;
 using LiteCharms.Features.MidrandBooks.Payments.Models;
 
 namespace LiteCharms.Features.MidrandBooks.Payments.Events.Handlers;
 
-public sealed class PayfastPaymentConfirmationReceivedEventHandler(IServiceProvider services, IOptions<HasherSettings> hasherOptions, ILogger<PayfastPaymentConfirmationReceivedEvent> logger) :
+public sealed class PayfastPaymentConfirmationReceivedEventHandler(IServiceProvider services, 
+    IOptions<PayfastSettings> payfastOptions, ILogger<PayfastPaymentConfirmationReceivedEvent> logger) :
     INotificationHandler<PayfastPaymentConfirmationReceivedEvent>
 {
-    private readonly HasherSettings hasherSettings = hasherOptions.Value;
+    private readonly PayfastSettings pasfastSettings = payfastOptions.Value;
 
     public async ValueTask Handle(PayfastPaymentConfirmationReceivedEvent notification, CancellationToken cancellationToken)
     {
@@ -25,7 +26,7 @@ public sealed class PayfastPaymentConfirmationReceivedEventHandler(IServiceProvi
         var payload = notification.Payload ?? throw new Exception("Payload metadata context context is null.");
 
         var dict = payload.ToParamDictionary();
-        var localSignature = PayfastService.GenerateSignature(dict, hasherSettings.PayfastPassphrase);
+        var localSignature = PayfastService.GenerateSignature(dict, pasfastSettings.Passphrase);
 
         if (localSignature.IsFailed)
             throw new Exception("Failed to generate local signature for incoming webhook payload.");
@@ -159,6 +160,5 @@ public sealed class PayfastPaymentConfirmationReceivedEventHandler(IServiceProvi
             logger.LogInformation("Webhook validation pipeline passed checks successfully, logged entry to ledger with status: {Status}", status);
         }
         activity?.SetStatus(ActivityStatusCode.Ok);
-
     }
 }

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

@@ -1,4 +1,4 @@
-namespace LiteCharms.Features.MidrandBooks.Orders.Models;
+namespace LiteCharms.Features.MidrandBooks.Payments.Models;
 
 public sealed class Cart
 {
@@ -6,7 +6,7 @@ public sealed class Cart
 
     public long? OrderId { get; set; }
 
-    public decimal TotalPrice { get; set; }
+    public decimal TotalAmount { get; set; }
 
     public decimal TotalVat { get; set; }
 

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

@@ -0,0 +1,17 @@
+using LiteCharms.Features.MidrandBooks.Authors.Models;
+using LiteCharms.Features.MidrandBooks.Products.Models;
+
+namespace LiteCharms.Features.MidrandBooks.Payments.Models;
+
+public sealed class CartItem
+{
+    public Author? Author { get; set; }
+
+    public Product? Product { get; set; }
+
+    public ProductPrice? Price { get; set; }
+
+    public int Quantity { get; set; }
+
+    public decimal Amount { get; set; }
+}

LiteCharms.Features.MidrandBooks/Payments/PayfastService.cs

@@ -1,4 +1,5 @@
 using LiteCharms.Features.Abstractions;
+using LiteCharms.Features.Api.Configuration;
 using LiteCharms.Features.Hasher;
 using LiteCharms.Features.MidrandBooks.Payments.Models;
 using LiteCharms.Features.MidrandBooks.Postgres;
@@ -6,13 +7,11 @@ using LiteCharms.Features.MidrandBooks.Postgres;
 namespace LiteCharms.Features.MidrandBooks.Payments;
 
 public sealed partial class PayfastService(IDbContextFactory<MidrandBooksDbContext> contextFactory, 
-    ILogger<PayfastService> logger, IHttpClientFactory httpClientFactory, IConfiguration configuration) : IService
+    IOptions<PayfastSettings> payfastOptions, ILogger<PayfastService> logger, IHttpClientFactory httpClientFactory) : IService
 {
     [GeneratedRegex(@"%[0-9A-Fa-f]{2}", RegexOptions.None, matchTimeoutMilliseconds: 1000)]
     public static partial Regex PercentEncodingRegex { get; }
 
-    public readonly string[] ValidHosts = configuration.GetSection("ValidPayfastHosts").Get<string[]>() ?? [];
-
     public async ValueTask<Result<long>> WriteLedgerEntryAsync(CreateGatewayLedgerEntry request, CancellationToken cancellationToken = default)
     {
         try
@@ -51,6 +50,9 @@ public sealed partial class PayfastService(IDbContextFactory<MidrandBooksDbConte
 
     public async ValueTask<Result<bool>> ValidateReferrerIpAsync(string remoteIpAddress, bool allowLoopback = false, CancellationToken cancellationToken = default)
     {
+        if(payfastOptions.Value?.ValidHosts?.Length == 0)
+            return Result.Fail<bool>("Valid payfast hosts not configured.");
+
         if (string.IsNullOrWhiteSpace(remoteIpAddress)) 
             return Result.Fail<bool>("Remote IP address is null or whitespace.");
 
@@ -58,7 +60,7 @@ public sealed partial class PayfastService(IDbContextFactory<MidrandBooksDbConte
         {
             var validIps = new HashSet<IPAddress>();
 
-            foreach (var host in ValidHosts)
+            foreach (var host in payfastOptions.Value!.ValidHosts!)
             {
                 try
                 {

LiteCharms.Features.TechShop/LiteCharms.Features.TechShop.csproj

@@ -36,7 +36,7 @@
 
   <!-- Quartz Scheduler-->
   <ItemGroup>
-    <PackageReference Include="OpenTelemetry" Version="1.15.3" />
+    <PackageReference Include="OpenTelemetry" Version="1.16.0" />
     <PackageReference Include="Quartz" Version="3.18.1" />
     <PackageReference Include="Quartz.Plugins" Version="3.18.1" />
     <PackageReference Include="Quartz.Plugins.TimeZoneConverter" Version="3.18.1" />
@@ -50,11 +50,11 @@
 
   <!-- Configuration -->
   <ItemGroup>
-    <PackageReference Include="Microsoft.Extensions.Configuration" Version="10.0.8" />
-    <PackageReference Include="Microsoft.Extensions.Configuration.Abstractions" Version="10.0.8" />
-    <PackageReference Include="Microsoft.Extensions.Configuration.EnvironmentVariables" Version="10.0.8" />
-    <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="10.0.8" />
-    <PackageReference Include="Microsoft.Extensions.Configuration.UserSecrets" Version="10.0.8" />
+    <PackageReference Include="Microsoft.Extensions.Configuration" Version="10.0.9" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.Abstractions" Version="10.0.9" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.EnvironmentVariables" Version="10.0.9" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="10.0.9" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.UserSecrets" Version="10.0.9" />
 
     <!-- Global Usings -->
     <Using Include="Microsoft.Extensions.Configuration" />
@@ -67,9 +67,9 @@
     <PackageReference Include="AspNetCore.HealthChecks.UI.Core" Version="9.0.0" />
     <PackageReference Include="AspNetCore.HealthChecks.UI.Data" Version="9.0.0" />
     <PackageReference Include="AspNetCore.HealthChecks.UI.InMemory.Storage" Version="9.0.0" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore.InMemory" Version="10.0.8" />
-    <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="10.0.8" />
-    <PackageReference Include="Microsoft.Extensions.Diagnostics.HealthChecks" Version="10.0.8" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.InMemory" Version="10.0.9" />
+    <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="10.0.9" />
+    <PackageReference Include="Microsoft.Extensions.Diagnostics.HealthChecks" Version="10.0.9" />
 
     <!-- Global Usings -->
     <Using Include="Microsoft.Extensions.Diagnostics.HealthChecks" />
@@ -78,12 +78,12 @@
 
   <!-- Open Telemetry -->
   <ItemGroup>
-    <PackageReference Include="OpenTelemetry.Exporter.OpenTelemetryProtocol" Version="1.15.3" />
-    <PackageReference Include="OpenTelemetry.Extensions.Hosting" Version="1.15.3" />
+    <PackageReference Include="OpenTelemetry.Exporter.OpenTelemetryProtocol" Version="1.16.0" />
+    <PackageReference Include="OpenTelemetry.Extensions.Hosting" Version="1.16.0" />
     <PackageReference Include="OpenTelemetry.Instrumentation.AspNetCore" Version="1.15.2" />
     <PackageReference Include="OpenTelemetry.Instrumentation.Http" Version="1.15.1" />
     <PackageReference Include="OpenTelemetry.Instrumentation.Runtime" Version="1.15.1" />
-    <PackageReference Include="OpenTelemetry.Exporter.Console" Version="1.15.3" />
+    <PackageReference Include="OpenTelemetry.Exporter.Console" Version="1.16.0" />
 
     <!-- Global Usings -->
     <Using Include="OpenTelemetry.Resources" />
@@ -95,13 +95,13 @@
 
   <!-- Database -->
   <ItemGroup>
-    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="10.0.8" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="10.0.8">
+    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="10.0.9" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="10.0.9">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
-    <PackageReference Include="Microsoft.EntityFrameworkCore.Relational" Version="10.0.8" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore.Tools" Version="10.0.8">
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Relational" Version="10.0.9" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Tools" Version="10.0.9">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
@@ -136,8 +136,8 @@
 
   <!-- Amazon S3 SDK -->
   <ItemGroup>
-    <PackageReference Include="AWSSDK.Extensions.NetCore.Setup" Version="4.0.4.5" />
-    <PackageReference Include="AWSSDK.S3" Version="4.0.24.2" />
+    <PackageReference Include="AWSSDK.Extensions.NetCore.Setup" Version="4.0.4.6" />
+    <PackageReference Include="AWSSDK.S3" Version="4.0.24.3" />
     <ProjectReference Include="..\LiteCharms.Features\LiteCharms.Features.csproj" />
 
     <!-- global Usings -->

LiteCharms.Features.Tests.Common/Fixture.cs

@@ -1,9 +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;
+namespace LiteCharms.Features.Tests.Common;
 
 public class Fixture : IDisposable
 {
@@ -27,9 +25,8 @@ public class Fixture : IDisposable
             .Build();
 
         Services = new ServiceCollection()
-            .AddHttpClient()
-            .AddMediator()
             .AddLogging()
+            .AddMediator()
             .AddEmailServiceBus()
             .AddGarageS3(Configuration)
             .AddMidrandShopDatabase(Configuration)
@@ -37,7 +34,10 @@ public class Fixture : IDisposable
             .AddSingleton(Configuration)
             .AddShopServices()
             .AddHashServices(Configuration)
-            .BuildServiceProvider();
+            .AddLiteCharmsApiSecurity(Configuration)
+            .AddSecurityApiSdk(Configuration)
+            .AddPayfastServices(Configuration)
+            .BuildServiceProvider(); ;
 
         Mediator = Services.GetRequiredService<IMediator>();
     }

LiteCharms.Features.Tests.Common/IntegrationFactAttribute.cs

@@ -1,4 +1,4 @@
-namespace LiteCharms.Features.MidrandBooks.Tests.Common;
+namespace LiteCharms.Features.Tests.Common;
 
 public class IntegrationFactAttribute : FactAttribute
 {

LiteCharms.Features.Tests.Common/LiteCharms.Features.Tests.Common.csproj

@@ -0,0 +1,76 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net10.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+    <UserSecretsId>0521f45a-eba0-457f-bb5e-c3680f65d8b1</UserSecretsId>
+  </PropertyGroup>
+
+  <!-- xUnit -->
+  <ItemGroup>
+    <PackageReference Include="coverlet.collector" Version="10.0.1">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageReference>    
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.6.0" />
+    <PackageReference Include="xunit" Version="2.9.3" />
+    <PackageReference Include="xunit.runner.visualstudio" Version="3.1.5">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageReference>
+    
+    <Using Include="Xunit.Abstractions" />
+  </ItemGroup>
+
+  <!-- Mediator -->
+  <ItemGroup>
+    <PackageReference Include="Mediator.Abstractions" Version="3.0.2" />
+    <PackageReference Include="Mediator.SourceGenerator" Version="3.0.2">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageReference>
+
+    <Using Include="Mediator" />
+  </ItemGroup>
+  
+  <!-- Microsoft -->
+  <ItemGroup>
+    <PackageReference Include="Microsoft.Extensions.Configuration" Version="10.0.9" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.Abstractions" Version="10.0.9" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.Binder" Version="10.0.9" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.CommandLine" Version="10.0.9" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.EnvironmentVariables" Version="10.0.9" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="10.0.9" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.UserSecrets" Version="10.0.9" />
+    <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="10.0.9" />
+    <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="10.0.9" />
+    <PackageReference Include="Microsoft.Extensions.Logging.Configuration" Version="10.0.9" />
+    <PackageReference Include="Microsoft.Extensions.Options" Version="10.0.9" />
+    <PackageReference Include="Microsoft.Extensions.Options.ConfigurationExtensions" Version="10.0.9" />
+    
+    <Using Include="Microsoft.Extensions.DependencyInjection" />
+    <Using Include="Microsoft.Extensions.Configuration" />
+  </ItemGroup>
+
+  <!-- Shared Usings -->
+  <ItemGroup>
+    <Using Include="System.Net" />
+    <Using Include="System.Text.Json" />
+    <Using Include="System.Diagnostics" />
+    <Using Include="System.Reflection" />
+    <Using Include="Xunit" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\LiteCharms.Features.MidrandBooks\LiteCharms.Features.MidrandBooks.csproj" />
+    <ProjectReference Include="..\LiteCharms.Features\LiteCharms.Features.csproj" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <None Update="appsettings.json">
+      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
+    </None>
+  </ItemGroup>
+
+</Project>

LiteCharms.Features.Tests.Common/appsettings.json

@@ -1,13 +1,25 @@
 {
-  "ValidPayfastHosts": [
-    "www.payfast.co.za",
-    "sandbox.payfast.co.za",
-    "w1w.payfast.co.za",
-    "w2w.payfast.co.za",
-    "ips.payfast.co.za",
-    "api.payfast.co.za",
-    "payment.payfast.io"
-  ],
+  "PayfastSettings": {
+    "CheckoutUrl": "https://sandbox.payfast.co.za/eng/process",
+    "ValidHosts": [
+      "www.payfast.co.za",
+      "sandbox.payfast.co.za",
+      "w1w.payfast.co.za",
+      "w2w.payfast.co.za",
+      "ips.payfast.co.za",
+      "api.payfast.co.za",
+      "payment.payfast.io"
+    ]
+  },
+  "LiteCharmsSettings": {
+    "Authority": "https://sts.security.khongisa.co.za",
+    "Audience": "midrandbooks-api"
+  },
+  "LiteCharmsClientSettings": {
+    "Authority": "https://sts.security.khongisa.co.za",
+    "GrantType": "client_credentials",
+    "Scope": "midrandbooks-api"
+  },
   "HasherSettings": {
     "MinHashLength": 11
   },
@@ -26,7 +38,6 @@
     "UseSsl": true
   },
   "Monitoring": {
-    "ApiKey": "",
     "Address": "http://aspire-dashboard-service.aspire.svc.cluster.local:18889",
     "ServiceName": "LiteCharms.LeadGenerator"
   },

LiteCharms.Features.Tests/Fixture.cs

@@ -1,36 +0,0 @@
-using LiteCharms.Features.Extensions;
-
-namespace LiteCharms.Features.Tests;
-
-public class Fixture : IDisposable
-{
-    public IConfiguration Configuration { get; set; }
-
-    public IServiceProvider Services { get; set; }
-
-    public IMediator Mediator { get; set; }
-
-    public Fixture()
-    {
-        Configuration = new ConfigurationBuilder()
-            .SetBasePath(Directory.GetCurrentDirectory())
-            .AddUserSecrets<Fixture>()
-            .AddJsonFile(Path.Combine(Directory.GetCurrentDirectory(), "appsettings.json"), optional: true, reloadOnChange: true)
-            .AddEnvironmentVariables()
-            .Build();
-
-        Services = new ServiceCollection()            
-            .AddMediator()
-            .AddLogging()            
-            .AddEmailServiceBus()
-            .AddGarageS3(Configuration)
-            .AddEmailServices(Configuration)
-            .AddSingleton(Configuration)
-            .AddHashServices(Configuration)
-            .BuildServiceProvider();
-
-        Mediator = Services.GetRequiredService<IMediator>();
-    }
-
-    public void Dispose() { }
-}

LiteCharms.Features.Tests/HashServiceFeatureTests.cs

@@ -1,4 +1,5 @@
 using LiteCharms.Features.Hasher;
+using LiteCharms.Features.Tests.Common;
 
 namespace LiteCharms.Features.Tests;
 

LiteCharms.Features.Tests/LiteCharms.Features.Tests.csproj

@@ -31,11 +31,13 @@
     <Using Include="System.Text" />
     <Using Include="Mediator" />
     <Using Include="Xunit.Abstractions" />
+    <Using Include="Microsoft.Extensions.Options" />
     <Using Include="Microsoft.Extensions.DependencyInjection" />
     <Using Include="Microsoft.Extensions.Configuration" />
   </ItemGroup>
 
   <ItemGroup>
+    <ProjectReference Include="..\LiteCharms.Features.Tests.Common\LiteCharms.Features.Tests.Common.csproj" />
     <ProjectReference Include="..\LiteCharms.Features\LiteCharms.Features.csproj" />
   </ItemGroup>
 
@@ -43,10 +45,4 @@
     <Using Include="Xunit" />
   </ItemGroup>
 
-  <ItemGroup>
-    <None Update="appsettings.json">
-      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
-    </None>
-  </ItemGroup>
-
 </Project>

LiteCharms.Features.Tests/LiteCharmsApiFeatureTests.cs

@@ -0,0 +1,19 @@
+using LiteCharms.Features.Api;
+using LiteCharms.Features.Tests.Common;
+
+namespace LiteCharms.Features.Tests;
+
+public sealed class LiteCharmsApiFeatureTests(Fixture fixture) : IClassFixture<Fixture>
+{
+    private readonly TokenService tokenService = fixture.Services.GetRequiredService<TokenService>();
+
+    [IntegrationFact]
+    public async Task TokenService_GenerateTokenAsync_ShouldReturn_TokenInResult()
+    {
+        var result = await tokenService.GenerateAsync(fixture.CancellationToken);
+
+        Assert.True(result.IsSuccess);
+        Assert.NotNull(result.Value);
+        Assert.NotEmpty(result.Value.AccessToken!);
+    }
+}

LiteCharms.Features.Tests/PayfastFeatureTests.cs

@@ -0,0 +1,18 @@
+using LiteCharms.Features.Api.Configuration;
+using LiteCharms.Features.Tests.Common;
+
+namespace LiteCharms.Features.Tests;
+
+public sealed class PayfastFeatureTests(Fixture fixture) : IClassFixture<Fixture>
+{
+    private readonly PayfastSettings payfastSettings = fixture.Services.GetRequiredService<IOptions<PayfastSettings>>().Value;
+
+    [IntegrationFact]
+    public void PayfastSettings_ShouldFail_IfNotLoaded()
+    {
+        Assert.NotEmpty(payfastSettings.CheckoutUrl!);
+        Assert.NotEmpty(payfastSettings.MerchantId!);
+        Assert.NotEmpty(payfastSettings.MerchantKey!);
+        Assert.NotEmpty(payfastSettings.Passphrase!);
+    }
+}

LiteCharms.Features.Tests/S3ServiceFeatureTests.cs

@@ -1,4 +1,5 @@
 using LiteCharms.Features.S3.Abstractions;
+using LiteCharms.Features.Tests.Common;
 
 namespace LiteCharms.Features.Tests;
 

LiteCharms.Features.Tests/appsettings.json

@@ -1,34 +0,0 @@
-{
-  "BookshopS3Settings": {
-    "ServiceUrl": "http://192.168.1.177:30900",
-    "Region": "garage",
-    "BucketName": "bookshop",
-    "CdnBaseUrl": "https://bookshop.cdn.khongisa.co.za"
-  },
-  "BookshopQuotesS3Settings": {
-    "ServiceUrl": "http://192.168.1.177:30900",
-    "Region": "garage",
-    "BucketName": "bookshop.quotes",
-    "CdnBaseUrl": "https://bookshop.quotes.cdn.khongisa.co.za"
-  },
-  "Email": {
-    "Credentials": {
-      "Username": "shop@litecharms.co.za"
-    },
-    "Port": 465,
-    "Host": "mail.litecharms.co.za",
-    "UseSsl": true
-  },
-  "Monitoring": {
-    "ApiKey": "",
-    "Address": "http://aspire-dashboard-service.aspire.svc.cluster.local:18889",
-    "ServiceName": "LiteCharms.LeadGenerator"
-  },
-  "Logging": {
-    "LogLevel": {
-      "Default": "Information",
-      "Microsoft.AspNetCore": "Warning"
-    }
-  },
-  "AllowedHosts": "*"
-}

LiteCharms.Features/Api/Configuration/LiteCharmsClientSettings.cs

@@ -0,0 +1,14 @@
+namespace LiteCharms.Features.Api.Configuration;
+
+public sealed class LiteCharmsClientSettings
+{
+    public string? Authority { get; set; }
+
+    public string? GrantType { get; set; }
+
+    public string? ClientId { get; set; }
+
+    public string? ClientSecret { get; set; }
+
+    public string? Scope { get; set; }
+}

LiteCharms.Features/Api/Configuration/PayfastSettings.cs

@@ -0,0 +1,14 @@
+namespace LiteCharms.Features.Api.Configuration;
+
+public sealed class PayfastSettings
+{
+    public string? CheckoutUrl { get; set; }
+
+    public string? Passphrase { get; set; }
+
+    public string? MerchantId { get; set; }
+
+    public string? MerchantKey { get; set; }
+
+    public string[]? ValidHosts { get; set; }
+}

LiteCharms.Features/Api/Models/TokenErrorResponse.cs

@@ -0,0 +1,13 @@
+namespace LiteCharms.Features.Api.Models;
+
+public sealed class TokenErrorResponse
+{
+    [JsonPropertyName("error")]
+    public string? Error { get; set; }
+
+    [JsonPropertyName("error_description")]
+    public string? ErrorDescription { get; set; }
+
+    [JsonPropertyName("error_uri")]
+    public string? ErrorUri { get; set; }
+}

LiteCharms.Features/Api/Models/TokenRequest.cs

@@ -0,0 +1,20 @@
+namespace LiteCharms.Features.Api.Models;
+
+public sealed class TokenRequest
+{
+    [JsonPropertyName("grant_type")]
+    [AliasAs("grant_type")]
+    public string? GrantType { get; set; }
+
+    [JsonPropertyName("client_id")]
+    [AliasAs("client_id")]
+    public string? ClientId { get; set; }
+
+    [JsonPropertyName("client_secret")]
+    [AliasAs("client_secret")]
+    public string? ClientSecret { get; set; }
+
+    [JsonPropertyName("scope")]
+    [AliasAs("scope")]
+    public string? Scope { get; set; }
+}

LiteCharms.Features/Api/Models/TokenResponse.cs

@@ -0,0 +1,17 @@
+namespace LiteCharms.Features.Api.Models;
+
+public sealed class TokenResponse
+{
+    [JsonPropertyName("access_token")]
+    public string? AccessToken { get; set; }
+
+    [JsonPropertyName("expires_in")]
+    public int ExpiresIn { get; set; }
+
+    [JsonPropertyName("token_type")]
+    public string? TokenType { get; set; }
+
+    [JsonPropertyName("scope")]
+    public string? Scope { get; set; }
+}
+

LiteCharms.Features/Api/Sdk/IConnectApi.cs

@@ -0,0 +1,10 @@
+using LiteCharms.Features.Api.Models;
+
+namespace LiteCharms.Features.Api.Sdk;
+
+public interface IConnectApi
+{
+    [Post("/connect/token")]
+    ValueTask<HttpResponseMessage> GetToken([Body(BodySerializationMethod.UrlEncoded)] TokenRequest request, 
+        CancellationToken cancellationToken = default);
+}

LiteCharms.Features/Api/TokenService.cs

@@ -0,0 +1,67 @@
+using LiteCharms.Features.Abstractions;
+using LiteCharms.Features.Api.Configuration;
+using LiteCharms.Features.Api.Models;
+using LiteCharms.Features.Api.Sdk;
+
+namespace LiteCharms.Features.Api;
+
+public sealed class TokenService(IConnectApi connectApi, IOptions<LiteCharmsClientSettings> clientOptions) : IService
+{
+    private readonly LiteCharmsClientSettings clientSettings = clientOptions.Value;
+
+    public async Task<Result<TokenResponse>> GenerateAsync(CancellationToken cancellationToken = default)
+    {
+        try
+        {
+            var request = new TokenRequest
+            {
+                ClientId = clientSettings.ClientId,
+                ClientSecret = clientSettings.ClientSecret,
+                GrantType = clientSettings.GrantType,
+                Scope = clientSettings.Scope,
+            };
+
+            using var response = await connectApi.GetToken(request, cancellationToken);
+
+            var contentRaw = await response.Content.ReadAsStringAsync(cancellationToken);
+
+            if (string.IsNullOrWhiteSpace(contentRaw))
+                return Result.Fail(new Error($"The authentication endpoint returned an empty payload. Status code: {response.StatusCode}"));
+
+            if (response.IsSuccessStatusCode)
+            {
+                var tokenResponse = JsonSerializer.Deserialize<TokenResponse>(contentRaw);
+
+                return !string.IsNullOrWhiteSpace(tokenResponse?.AccessToken)
+                    ? Result.Ok(tokenResponse)
+                    : Result.Fail<TokenResponse>(new Error("Authentication succeeded, but no access token was found in the response payload."));
+            }
+
+            try
+            {
+                var errorResult = JsonSerializer.Deserialize<TokenErrorResponse>(contentRaw);
+
+                if (errorResult != null)
+                {
+                    string summary = $"{errorResult.Error}: {errorResult.ErrorDescription}";
+
+                    return Result.Fail(new Error(summary));
+                }
+            }
+            catch
+            {
+                return Result.Fail(new Error($"Authentication failed: {contentRaw}"));
+            }
+
+            return Result.Fail(new Error($"Authentication failed with status code: {response.StatusCode}"));
+        }
+        catch (OperationCanceledException ex)
+        {
+            return Result.Fail(new Error("The token generation request was canceled.").CausedBy(ex));
+        }
+        catch (Exception ex)
+        {
+            return Result.Fail(new Error(ex.Message).CausedBy(ex));
+        }
+    }
+}

LiteCharms.Features/Extensions/Api.cs

@@ -1,7 +1,7 @@
 using LiteCharms.Features.Abstractions;
 using LiteCharms.Features.Api;
 using LiteCharms.Features.Api.Configuration;
-using Microsoft.AspNetCore.Authentication.JwtBearer;
+using LiteCharms.Features.Api.Sdk;
 
 namespace LiteCharms.Features.Extensions;
 
@@ -10,6 +10,45 @@ public static class Api
     public const string Books = nameof(Books);
     public const string Payments = nameof(Payments);
 
+    public static IServiceCollection AddPayfastServices(this IServiceCollection services, IConfiguration configuration)
+    {
+        var configSection = configuration.GetSection(nameof(PayfastSettings));
+
+        services.Configure<PayfastSettings>(configSection);
+
+        return services;
+    }
+    
+    public static IServiceCollection AddSecurityApiSdk(this IServiceCollection services, IConfiguration configuration)
+    {
+        var configSection = configuration.GetSection(nameof(LiteCharmsClientSettings));
+
+        var authOptions = new LiteCharmsClientSettings();
+        configSection.Bind(authOptions);
+
+        services.Configure<LiteCharmsClientSettings>(configSection);
+
+        if (string.IsNullOrWhiteSpace(authOptions.Authority))
+            return services;
+
+        if (!authOptions.Authority.EndsWith("/", StringComparison.Ordinal)) authOptions.Authority += "/";
+
+        services.AddRefitClient<IConnectApi>()
+            .ConfigureHttpClient(config =>
+            {
+                config.BaseAddress = new Uri(authOptions.Authority);
+                config.Timeout = TimeSpan.FromSeconds(15);
+            })
+            .AddStandardResilienceHandler(options =>
+            {
+                options.Retry.MaxRetryAttempts = 3;
+                options.Retry.Delay = TimeSpan.FromSeconds(1);
+                options.Retry.BackoffType = Polly.DelayBackoffType.Exponential;
+            });
+
+        return services;
+    }
+
     public static IServiceCollection AddLiteCharmsWebSecurity(this IServiceCollection services, IConfiguration configuration)
     {
         var configSection = configuration.GetSection(nameof(LiteCharmsSettings));

LiteCharms.Features/LiteCharms.Features.csproj

@@ -35,13 +35,25 @@
     <PackageReference Include="IdentityModel.AspNetCore.OAuth2introspection" Version="6.2.0" />
     <PackageReference Include="IdentityServer4.AccessTokenValidation" Version="3.0.1" />
     <PackageReference Include="IdentityModel" Version="6.2.0" />
-    <PackageReference Include="Microsoft.AspNetCore.Authentication.Certificate" Version="10.0.8" />
-    <PackageReference Include="Microsoft.AspNetCore.Authentication.JwtBearer" Version="10.0.8" />
+    <PackageReference Include="Microsoft.AspNetCore.Authentication.Certificate" Version="10.0.9" />
+    <PackageReference Include="Microsoft.AspNetCore.Authentication.JwtBearer" Version="10.0.9" />
+    <PackageReference Include="Microsoft.Extensions.Http.Polly" Version="10.0.9" />
+    <PackageReference Include="Microsoft.Extensions.Http.Resilience" Version="10.7.0" />
+    <PackageReference Include="Polly" Version="8.7.0" />
+    <PackageReference Include="Polly.Extensions" Version="8.7.0" />
 
     <Using Include="Microsoft.AspNetCore.Authentication" />
     <Using Include="Microsoft.AspNetCore.Authentication.OpenIdConnect" />
     <Using Include="Microsoft.AspNetCore.Authentication.Cookies" />
     <Using Include="IdentityModel.AspNetCore.OAuth2Introspection" />
+    <Using Include="Microsoft.AspNetCore.Authentication.JwtBearer" />
+  </ItemGroup>
+
+  <!-- API SDK Composer-->
+  <ItemGroup>
+    <PackageReference Include="Refit.HttpClientFactory" Version="11.0.1" />
+
+    <Using Include="Refit" />
   </ItemGroup>
 
   <!-- API Versioning -->
@@ -56,8 +68,8 @@
 
   <!-- API Documentation -->
   <ItemGroup>
-    <PackageReference Include="Microsoft.AspNetCore.OpenApi" Version="10.0.8" />
-    <PackageReference Include="Scalar.AspNetCore" Version="2.14.14" />
+    <PackageReference Include="Microsoft.AspNetCore.OpenApi" Version="10.0.9" />
+    <PackageReference Include="Scalar.AspNetCore" Version="2.16.3" />
 
     <Using Include="Scalar.AspNetCore" />
     <Using Include="Microsoft.OpenApi" />
@@ -71,7 +83,7 @@
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>    
-    <PackageReference Include="OpenTelemetry" Version="1.15.3" />
+    <PackageReference Include="OpenTelemetry" Version="1.16.0" />
     <PackageReference Include="Quartz" Version="3.18.1" />
     <PackageReference Include="Quartz.Plugins" Version="3.18.1" />
     <PackageReference Include="Quartz.Plugins.TimeZoneConverter" Version="3.18.1" />
@@ -85,11 +97,11 @@
 
   <!-- Configuration -->
   <ItemGroup>
-    <PackageReference Include="Microsoft.Extensions.Configuration" Version="10.0.8" />
-    <PackageReference Include="Microsoft.Extensions.Configuration.Abstractions" Version="10.0.8" />
-    <PackageReference Include="Microsoft.Extensions.Configuration.EnvironmentVariables" Version="10.0.8" />
-    <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="10.0.8" />
-    <PackageReference Include="Microsoft.Extensions.Configuration.UserSecrets" Version="10.0.8" />
+    <PackageReference Include="Microsoft.Extensions.Configuration" Version="10.0.9" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.Abstractions" Version="10.0.9" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.EnvironmentVariables" Version="10.0.9" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="10.0.9" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.UserSecrets" Version="10.0.9" />
 
     <!-- Global Usings -->
     <Using Include="Microsoft.Extensions.Configuration" />
@@ -102,9 +114,9 @@
     <PackageReference Include="AspNetCore.HealthChecks.UI.Core" Version="9.0.0" />
     <PackageReference Include="AspNetCore.HealthChecks.UI.Data" Version="9.0.0" />
     <PackageReference Include="AspNetCore.HealthChecks.UI.InMemory.Storage" Version="9.0.0" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore.InMemory" Version="10.0.8" />
-    <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="10.0.8" />    
-    <PackageReference Include="Microsoft.Extensions.Diagnostics.HealthChecks" Version="10.0.8" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.InMemory" Version="10.0.9" />
+    <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="10.0.9" />    
+    <PackageReference Include="Microsoft.Extensions.Diagnostics.HealthChecks" Version="10.0.9" />
 
     <!-- Global Usings -->
     <Using Include="Microsoft.Extensions.Diagnostics.HealthChecks" />
@@ -113,12 +125,12 @@
 
   <!-- Open Telemetry -->
   <ItemGroup>
-    <PackageReference Include="OpenTelemetry.Exporter.OpenTelemetryProtocol" Version="1.15.3" />
-    <PackageReference Include="OpenTelemetry.Extensions.Hosting" Version="1.15.3" />
+    <PackageReference Include="OpenTelemetry.Exporter.OpenTelemetryProtocol" Version="1.16.0" />
+    <PackageReference Include="OpenTelemetry.Extensions.Hosting" Version="1.16.0" />
     <PackageReference Include="OpenTelemetry.Instrumentation.AspNetCore" Version="1.15.2" />
     <PackageReference Include="OpenTelemetry.Instrumentation.Http" Version="1.15.1" />
     <PackageReference Include="OpenTelemetry.Instrumentation.Runtime" Version="1.15.1" />
-    <PackageReference Include="OpenTelemetry.Exporter.Console" Version="1.15.3" />
+    <PackageReference Include="OpenTelemetry.Exporter.Console" Version="1.16.0" />
 
     <!-- Global Usings -->
     <Using Include="OpenTelemetry.Resources" />
@@ -130,13 +142,13 @@
 
   <!-- Database -->
   <ItemGroup>
-    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="10.0.8" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="10.0.8">
+    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="10.0.9" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="10.0.9">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
-    <PackageReference Include="Microsoft.EntityFrameworkCore.Relational" Version="10.0.8" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore.Tools" Version="10.0.8">
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Relational" Version="10.0.9" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Tools" Version="10.0.9">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
@@ -171,8 +183,8 @@
   
   <!-- Amazon S3 SDK -->
   <ItemGroup>
-    <PackageReference Include="AWSSDK.Extensions.NetCore.Setup" Version="4.0.4.5" />
-    <PackageReference Include="AWSSDK.S3" Version="4.0.24.2" />
+    <PackageReference Include="AWSSDK.Extensions.NetCore.Setup" Version="4.0.4.6" />
+    <PackageReference Include="AWSSDK.S3" Version="4.0.24.3" />
     
     <!-- global Usings -->
     <Using Include="Amazon.S3" />
@@ -183,6 +195,7 @@
   <!-- Shared Usings -->
   <ItemGroup>
     <Using Include="Microsoft.AspNetCore.Components.Server.ProtectedBrowserStorage" />
+    <Using Include="System.Text.Json.Serialization" />
     <Using Include="System.Reflection" />
     <Using Include="Microsoft.Extensions.DependencyInjection.Extensions" />
     <Using Include="Microsoft.AspNetCore.Routing" />

LiteCharmsShared.slnx

@@ -12,6 +12,7 @@
     <Project Path="LiteCharms.Features.MidrandBooks.Seed/LiteCharms.Features.MidrandBooks.Seed.csproj" Id="aa80643a-28dc-431f-b163-053a94e5c77c" />
     <Project Path="LiteCharms.Features.MidrandBooks.Tests/LiteCharms.Features.MidrandBooks.Tests.csproj" Id="cac2f738-dbb5-4538-8565-3c2bd6f65259" />
     <Project Path="LiteCharms.Features.TechShop.Tests/LiteCharms.Features.TechShop.Tests.csproj" Id="0e0967c2-7f28-4668-a387-2fc437ab066f" />
+    <Project Path="LiteCharms.Features.Tests.Common/LiteCharms.Features.Tests.Common.csproj" Id="d4ada579-b898-44ff-82f4-de3171c21600" />
     <Project Path="LiteCharms.Features.Tests/LiteCharms.Features.Tests.csproj" Id="0696323f-7148-4ab9-9145-68b7b5df5415" />
   </Folder>
 </Solution>