using RecruitmentDAL.DTO.SelectionProcess;
using GB5Shared.DTO.Framework.Criteria;
using GB5Shared.DTO.Framework.Login;
using System.Threading;
using System.Threading.Tasks;

namespace RecruitmentBLL.SelectionProcess
{
    public interface ISelectionProcessBLL
    {
        #region SelectionProcessTemplate

        Task<string> GetSelectionProcessTemplate(int SelectionProcessTemplateId, LoginDTO LoginDTO, CancellationToken ct);

        Task<string> SaveSelectionProcessTemplate(SelectionProcessTemplateDTO SelectionProcessTemplateDTO, LoginDTO LoginDTO, CancellationToken ct);

        Task<string> GetSelectListSelectionProcessTemplate(CriteriaDTO criteriaDTO, LoginDTO LoginDTO, CancellationToken ct);

        Task<string> DeleteSelectionProcessTemplate(int SelectionProcessTemplateId, LoginDTO LoginDTO, CancellationToken ct);

        #endregion


        #region SelectionProcessStage

        Task<string> GetSelectionProcessStage(int SelectionProcessTemplateId, LoginDTO LoginDTO, CancellationToken ct);

        Task<string> SaveSelectionProcessStage(SelectionProcessStageDTO SelectionProcessStageDTO, LoginDTO LoginDTO, CancellationToken ct);

        Task<string> GetSelectListSelectionProcessStage(CriteriaDTO criteriaDTO, LoginDTO LoginDTO, CancellationToken ct);

        Task<string> DeleteSelectionProcessStage(int SelectionProcessStageId, LoginDTO LoginDTO, CancellationToken ct);

        // Narrow read — the QuizId (TMS MQUIZ, cross-module, not a hard FK) a stage optionally
        // requires. Returns -1 when no quiz is required. Consumed by
        // RecruitmentBLL.Application.ApplicationBLL to check the stage a candidate is entering.
        Task<int> GetSelectionProcessStageQuizId(int SelectionProcessStageId, LoginDTO LoginDTO, CancellationToken ct);

        // Narrow read — whether this stage is the "genuine Hired" terminal category
        // (StageCategory=7 AND IsTerminal=1). Consumed by ApplicationBLL's Recruitment Phase 6
        // referral-eligibility-check hook. See ISelectionProcessDAL's identical doc comment.
        Task<bool> IsSelectionProcessStageTerminalHireCategory(int SelectionProcessStageId, LoginDTO LoginDTO, CancellationToken ct);

        #endregion
    }
}