♻️ Rename Module to Feature (#35)

Closes #26

src/VerticalSliceArchitectureTemplate/Common/Features/IModule.cs → src/VerticalSliceArchitectureTemplate/Common/Features/IFeature.cs

@@ -1,6 +1,6 @@
 namespace VerticalSliceArchitectureTemplate.Common.Features;
 
-public interface IModule
+public interface IFeature
 {
     static abstract void ConfigureServices(IServiceCollection services);
 }

src/VerticalSliceArchitectureTemplate/Features/Todos/TodoModule.cs → src/VerticalSliceArchitectureTemplate/Features/Todos/TodoFeature.cs

@@ -1,6 +1,6 @@
 namespace VerticalSliceArchitectureTemplate.Features.Todos;
 
-public sealed class TodoModule : IModule
+public sealed class TodoFeature : IFeature
 {
     public static void ConfigureServices(IServiceCollection services)
     {

src/VerticalSliceArchitectureTemplate/Host/FeatureDiscovery.cs

@@ -0,0 +1,33 @@
+using System.Reflection;
+
+namespace VerticalSliceArchitectureTemplate.Host;
+
+public static class FeatureDiscovery
+{
+    private static readonly Type ModuleType = typeof(IFeature);
+
+    public static void ConfigureFeatures(this IServiceCollection services, params Assembly[] assemblies)
+    {
+        if (assemblies.Length == 0)
+        {
+            throw new ArgumentException("At least one assembly must be provided.", nameof(assemblies));
+        }
+
+        var moduleTypes = GetFeatureTypes(assemblies);
+
+        foreach (var type in moduleTypes)
+        {
+            var method = GetConfigureServicesMethod(type);
+            method?.Invoke(null, [services]);
+        }
+    }
+
+    private static IEnumerable<Type> GetFeatureTypes(params Assembly[] assemblies) =>
+        assemblies.SelectMany(x => x.GetTypes())
+            .Where(x => ModuleType.IsAssignableFrom(x) &&
+                        x is { IsInterface: false, IsAbstract: false });
+
+    private static MethodInfo? GetConfigureServicesMethod(Type type) =>
+        type.GetMethod(nameof(IFeature.ConfigureServices),
+            BindingFlags.Static | BindingFlags.Public);
+}

src/VerticalSliceArchitectureTemplate/Program.cs

@@ -14,7 +14,7 @@
 
 builder.Services.AddExceptionHandler<ExceptionHandler.KnownExceptionsHandler>();
 
-builder.Services.ConfigureModules(appAssembly);
+builder.Services.ConfigureFeatures(appAssembly);
 
 var app = builder.Build();