Add dependency injection helper

Author: dampee

PAYNLSDK/DependencyInjection.cs

@@ -0,0 +1,26 @@
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.DependencyInjection.Extensions;
+
+namespace PayNLSdk;
+/// <summary>
+/// Extension services for Pay.nl SDK
+/// </summary>
+public static class DependencyInjection
+{
+    /// <summary>
+    /// Register Pay. services
+    /// </summary>
+    /// <param name="services"></param>
+    /// <returns></returns>
+    public static IServiceCollection AddPayNl(this IServiceCollection services)
+    {
+        // Register your services here
+        services.TryAddScoped<ITransaction, Transaction>();
+        services.TryAddScoped<IMerchant, Merchant>();
+        services.TryAddScoped<IService, Service>();
+        services.TryAddScoped<IAlliance, Alliance>();
+        services.TryAddScoped<IStatistics, Statistics>();
+        services.TryAddScoped<ILanguage, Language>();
+        return services;
+    }
+}

PAYNLSDK/PayNLSdk.csproj

@@ -35,6 +35,8 @@ Targeting netstandard2.0
 
     <ItemGroup>
         <PackageReference Include="System.Text.Json" Version="7.0.3" />
+        <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="8.0.2" />
+        <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
         <PackageReference Include="System.ComponentModel.Annotations" Version="4.7.0" />
     </ItemGroup>