sprints work

src/__Libraries/StellaOps.Evidence.Pack/ServiceCollectionExtensions.cs

@@ -0,0 +1,130 @@
+// <copyright file="ServiceCollectionExtensions.cs" company="StellaOps">
+// Copyright (c) StellaOps. Licensed under the AGPL-3.0-or-later.
+// </copyright>
+
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.DependencyInjection.Extensions;
+using StellaOps.Evidence.Pack.Resolvers;
+using StellaOps.Evidence.Pack.Storage;
+
+namespace StellaOps.Evidence.Pack;
+
+/// <summary>
+/// Extension methods for configuring Evidence Pack services.
+/// Sprint: SPRINT_20260109_011_005 Task: EVPK-005
+/// </summary>
+public static class ServiceCollectionExtensions
+{
+    /// <summary>
+    /// Adds Evidence Pack services with default configuration.
+    /// </summary>
+    public static IServiceCollection AddEvidencePack(this IServiceCollection services)
+    {
+        return services.AddEvidencePack(_ => { });
+    }
+
+    /// <summary>
+    /// Adds Evidence Pack services with custom configuration.
+    /// </summary>
+    public static IServiceCollection AddEvidencePack(
+        this IServiceCollection services,
+        Action<EvidencePackOptions> configure)
+    {
+        var options = new EvidencePackOptions();
+        configure(options);
+
+        // Core services
+        services.TryAddSingleton(TimeProvider.System);
+        services.TryAddScoped<IEvidencePackService, EvidencePackService>();
+        services.TryAddScoped<IEvidenceResolver, EvidenceResolver>();
+
+        // Default to in-memory store if not configured
+        services.TryAddSingleton<IEvidencePackStore, InMemoryEvidencePackStore>();
+
+        // Add null type resolver if none configured
+        services.TryAddEnumerable(ServiceDescriptor.Singleton<ITypeResolver, NullTypeResolver>());
+
+        return services;
+    }
+
+    /// <summary>
+    /// Adds a custom type resolver for evidence resolution.
+    /// </summary>
+    public static IServiceCollection AddEvidenceTypeResolver<TResolver>(
+        this IServiceCollection services)
+        where TResolver : class, ITypeResolver
+    {
+        services.AddSingleton<ITypeResolver, TResolver>();
+        return services;
+    }
+
+    /// <summary>
+    /// Adds a custom type resolver factory for evidence resolution.
+    /// </summary>
+    public static IServiceCollection AddEvidenceTypeResolver(
+        this IServiceCollection services,
+        Func<IServiceProvider, ITypeResolver> factory)
+    {
+        services.AddSingleton(factory);
+        return services;
+    }
+
+    /// <summary>
+    /// Adds a passthrough type resolver for testing.
+    /// </summary>
+    public static IServiceCollection AddPassthroughResolver(
+        this IServiceCollection services,
+        params string[] types)
+    {
+        services.AddSingleton<ITypeResolver>(sp =>
+            new PassthroughTypeResolver(types, sp.GetRequiredService<TimeProvider>()));
+        return services;
+    }
+
+    /// <summary>
+    /// Uses in-memory storage for Evidence Packs.
+    /// </summary>
+    public static IServiceCollection UseInMemoryEvidencePackStore(
+        this IServiceCollection services)
+    {
+        services.RemoveAll<IEvidencePackStore>();
+        services.AddSingleton<IEvidencePackStore, InMemoryEvidencePackStore>();
+        return services;
+    }
+}
+
+/// <summary>
+/// Configuration options for Evidence Pack services.
+/// </summary>
+public sealed class EvidencePackOptions
+{
+    /// <summary>
+    /// Gets or sets whether to auto-create packs from grounding results.
+    /// </summary>
+    public bool AutoCreateEnabled { get; set; } = true;
+
+    /// <summary>
+    /// Gets or sets the minimum grounding score for auto-creation.
+    /// </summary>
+    public double MinGroundingScore { get; set; } = 0.7;
+
+    /// <summary>
+    /// Gets or sets whether to auto-sign created packs.
+    /// </summary>
+    public bool AutoSign { get; set; }
+
+    /// <summary>
+    /// Gets or sets the signing key identifier.
+    /// </summary>
+    public string? SigningKeyId { get; set; }
+
+    /// <summary>
+    /// Gets or sets the retention period for unsigned packs in days.
+    /// </summary>
+    public int RetentionDays { get; set; } = 365;
+
+    /// <summary>
+    /// Gets or sets the retention period for signed packs in days.
+    /// </summary>
+    public int SignedRetentionDays { get; set; } = 2555; // 7 years
+}