namespace StellaOps.Evidence.Bundle;

/// <summary>SBOM/VEX diff evidence.</summary>
public sealed class DiffEvidence
{
    public required EvidenceStatus Status { get; init; }
    public string? Hash { get; init; }
    public DiffType DiffType { get; init; }
    public IReadOnlyList<DiffEntry>? Entries { get; init; }
    public string? PreviousScanId { get; init; }
    public DateTimeOffset? PreviousScanTime { get; init; }
    public string? UnavailableReason { get; init; }
}

public enum DiffType { Sbom, Vex, Combined }

public sealed class DiffEntry
{
    public required DiffOperation Operation { get; init; }
    public required string Path { get; init; }
    public string? OldValue { get; init; }
    public string? NewValue { get; init; }
    public string? ComponentPurl { get; init; }
}

public enum DiffOperation { Added, Removed, Modified }