using System;
using System.Collections.Generic;

namespace TMSDAL.DTO.Quiz
{
    /// <summary>
    /// DTO for TQUIZATTEMPT — mirrors TASSESSMENTATTEMPT's scoring shape but links directly to
    /// EmployeeId (a standalone quiz has no TTRAININGENROLLMENT) and carries CONTEXTENTITYTYPE/
    /// CONTEXTENTITYID so an attempt launched from a Show or WI is attributable back to its trigger.
    /// ContextEntityType values follow FrameworkDAL.DTO.Taxonomy.TaxonomyEntityTypeConstant's numbering
    /// (a documented convention, not a hard FK).
    /// DeliveryChannel: 0 InApp, 1 Fls, 2 Manual, 3 Enablement, 4 WorkInstruction, 5 Eip.
    /// </summary>
    public class QuizAttemptDTO
    {
        public int QuizAttemptId { get; set; }
        public int QuizId { get; set; }
        public int EmployeeId { get; set; }
        public int ContextEntityType { get; set; } = -1;
        public int ContextEntityId { get; set; } = -1;
        public short AttemptNo { get; set; } = 1;
        public byte DeliveryChannel { get; set; } = 0;
        public DateTime StartedOn { get; set; }
        public DateTime? CompletedOn { get; set; }
        public int TotalMarks { get; set; }
        public decimal MarksObtained { get; set; }
        public decimal ScorePct { get; set; }
        public byte AttemptIsPassed { get; set; }
        public int EvaluatedById { get; set; } = -1;
        public string? Remarks { get; set; }

        // Standard fields
        public short Version { get; set; }
        public byte Status { get; set; }
        public short SortOrder { get; set; }
        public byte SourceType { get; set; }
        public int TenantId { get; set; }
        public int CreatedById { get; set; }
        public DateTime CreatedOn { get; set; }
        public int ModifiedById { get; set; }
        public DateTime ModifiedOn { get; set; }

        // Populated on demand only (Start/Submit) — not a DB column.
        public List<QuizAttemptResponseDTO>? Responses { get; set; }
    }
}