// Copyright (c) StellaOps. Licensed under the BUSL-1.1.

namespace StellaOps.Audit.Emission;

/// <summary>
/// Lightweight DTO that mirrors the <c>UnifiedAuditEvent</c> structure from the
/// Timeline service. This avoids a compile-time dependency on the Timeline
/// assembly while remaining wire-compatible for JSON serialization.
/// </summary>
public sealed record AuditEventPayload
{
    public required string Id { get; init; }
    public required DateTimeOffset Timestamp { get; init; }
    public required string Module { get; init; }
    public required string Action { get; init; }
    public required string Severity { get; init; }
    public required AuditActorPayload Actor { get; init; }
    public required AuditResourcePayload Resource { get; init; }
    public required string Description { get; init; }
    public required IReadOnlyDictionary<string, object?> Details { get; init; }
    public string? CorrelationId { get; init; }
    public string? TenantId { get; init; }
    public required IReadOnlyList<string> Tags { get; init; }
}

public sealed record AuditActorPayload
{
    public required string Id { get; init; }
    public required string Name { get; init; }
    public string? Email { get; init; }
    public required string Type { get; init; }
    public string? IpAddress { get; init; }
    public string? UserAgent { get; init; }
}

public sealed record AuditResourcePayload
{
    public required string Type { get; init; }
    public required string Id { get; init; }
    public string? Name { get; init; }
}