using GB5Shared.DTO.Framework.Criteria;
using GB5Shared.DTO.Framework.Login;
using TMSDAL.DTO.CertRenewalAlert;

namespace TMSBLL.Certificate
{
    public interface ITrainingCertificateBLL
    {
        Task<string> GetCertificate(int TrainingCertificateId, LoginDTO loginDTO);
        Task<string> GetCertificateListByEmployee( LoginDTO loginDTO);
        Task<string> RevokeCertificate(RevokeCertificateDTO dto, LoginDTO loginDTO);
        Task<string> GetSelectList(CriteriaDTO criteriaDTO, LoginDTO login, CancellationToken ct);
        Task<string> SaveCertificate(TrainingCertificateDTO dto, LoginDTO loginDTO);
        Task<string> SaveCertificateBulk(CertificateBulkDTO dto, LoginDTO loginDTO);
        Task<string> RenewCertificate(RenewCertificateDTO dto, LoginDTO loginDTO);

        // Public, cross-tenant — token is the sole access-control mechanism. Never returns the
        // full TrainingCertificateDTO, only the minimal CertificateVerificationDTO shape.
        Task<string> VerifyByToken(string verificationToken, string? databaseName, CancellationToken ct);

        Task<int> GetAttachmentIdByCertificate(int trainingCertificateId, LoginDTO loginDTO, CancellationToken ct);
        Task<AttachmentStorageInfoDTO?> GetAttachmentStorageInfo(int attachmentId, LoginDTO loginDTO, CancellationToken ct);
        Task<string> RegenerateCertificatePdf(int trainingCertificateId, LoginDTO loginDTO, CancellationToken ct);
    }
}