// -----------------------------------------------------------------------------
// S3UnifiedArtifactStoreOptions.cs
// Sprint: SPRINT_20260118_017_Evidence_artifact_store_unification
// Task: AS-002 - Implement S3-backed ArtifactStore
// Description: Configuration options for S3-backed artifact store
// -----------------------------------------------------------------------------
namespace StellaOps.Artifact.Infrastructure;

/// <summary>
/// Configuration options for S3-backed artifact store.
/// </summary>
public sealed class S3UnifiedArtifactStoreOptions
{
    /// <summary>
    /// S3 bucket name.
    /// </summary>
    public string BucketName { get; set; } = string.Empty;

    /// <summary>
    /// Path prefix within the bucket.
    /// </summary>
    public string Prefix { get; set; } = "artifacts";

    /// <summary>
    /// Whether to use content-addressable storage for deduplication.
    /// </summary>
    public bool EnableDeduplication { get; set; } = true;

    /// <summary>
    /// Whether to store metadata as sidecar JSON files.
    /// </summary>
    public bool UseSidecarMetadata { get; set; } = false;

    /// <summary>
    /// Whether to overwrite existing artifacts.
    /// </summary>
    public bool AllowOverwrite { get; set; } = false;

    /// <summary>
    /// Maximum artifact size in bytes.
    /// </summary>
    public long MaxArtifactSizeBytes { get; set; } = 100 * 1024 * 1024; // 100MB

    /// <summary>
    /// Retention policies per artifact type. Key is ArtifactType enum name.
    /// Sprint: SPRINT_20260118_017 (AS-002)
    /// </summary>
    public Dictionary<string, RetentionPolicy> RetentionPolicies { get; set; } = new()
    {
        ["Sbom"] = new RetentionPolicy { RetentionDays = 365 * 7, DeleteAfterExpiry = false },
        ["Vex"] = new RetentionPolicy { RetentionDays = 365 * 7, DeleteAfterExpiry = false },
        ["Dsse"] = new RetentionPolicy { RetentionDays = 365 * 7, DeleteAfterExpiry = false },
        ["RekorProof"] = new RetentionPolicy { RetentionDays = 365 * 10, DeleteAfterExpiry = false },
        ["Attestation"] = new RetentionPolicy { RetentionDays = 365 * 7, DeleteAfterExpiry = false },
        ["BuildLog"] = new RetentionPolicy { RetentionDays = 365, DeleteAfterExpiry = true },
        ["ScanResult"] = new RetentionPolicy { RetentionDays = 365 * 2, DeleteAfterExpiry = true },
        ["Temporary"] = new RetentionPolicy { RetentionDays = 30, DeleteAfterExpiry = true }
    };

    /// <summary>
    /// Default retention policy for unspecified artifact types.
    /// </summary>
    public RetentionPolicy DefaultRetentionPolicy { get; set; } = new()
    {
        RetentionDays = 365 * 5,
        DeleteAfterExpiry = false
    };
}