using EntitlementDAL.Enums;

namespace EntitlementDAL.DTOs;

// MENTITLEMENTBUNDLE — the signed, verifiable snapshot row.
public class BundleDTO
{
    public int      BundleId   { get; set; }
    public int      ClientId   { get; set; }
    public string   BundleJson { get; set; } = string.Empty;
    public string   Signature  { get; set; } = string.Empty;   // ECDSA P-256 base64
    public string   KeyId      { get; set; } = string.Empty;
    public byte     IsCurrent  { get; set; } = 1;
    public DateTime IssuedOn   { get; set; }
    public DateTime ValidUntil { get; set; }

    // audit tail
    public short    Version      { get; set; }
    public byte     Status       { get; set; } = 1;
    public int      SortOrder    { get; set; }
    public int      CreatedById  { get; set; }
    public DateTime CreatedOn    { get; set; }
    public int      ModifiedById { get; set; }
    public DateTime ModifiedOn   { get; set; }
    public byte     SourceType   { get; set; }
    public int      TenantId     { get; set; } = -1;
}

// ── Service-layer bundle payload shapes (not 1:1 table rows) ──

public class BundleEntitlementItemDto
{
    public string  Feature       { get; set; } = string.Empty;   // FeatureCode
    public bool    Enabled       { get; set; }
    public string? Quota         { get; set; }                    // raw FeatureValue JSON fragment, if any
    public int     FeatureGroupId { get; set; } = -1;              // MENTITLEMENTFEATURE.FEATUREGROUPID
    public BundleFlagStateEnum FlagState { get; set; } = BundleFlagStateEnum.Normal;
}

public class BundleLicenseItemDto
{
    public string LicenseType { get; set; } = string.Empty;
    public int    Seats       { get; set; }
    public DateTime ExpiryDate { get; set; }
}

/// <summary>
/// The resolved, unsigned entitlement snapshot for a client — the canonical payload shape
/// that gets JSON-canonicalized and signed by IEntitlementBundleService.IssueSignedBundleAsync.
/// </summary>
public class EntitlementBundleDto
{
    public int                              TenantId       { get; set; }
    public List<int>                        Subscriptions  { get; set; } = new();
    public List<BundleEntitlementItemDto>    Entitlements   { get; set; } = new();
    public Dictionary<string, BundleLicenseItemDto> Licenses { get; set; } = new();
    public List<string>                     BetaPrograms   { get; set; } = new();
    public DateTime                         ValidUntil     { get; set; }
    public DateTime                         IssuedAt       { get; set; }
}

/// <summary>The signed wire shape returned by IssueSignedBundleAsync / verified by VerifyBundle.</summary>
public class SignedBundleDto
{
    public EntitlementBundleDto Payload   { get; set; } = new();
    public string                Kid      { get; set; } = string.Empty;
    public string                Sig      { get; set; } = string.Empty;
}