namespace MMDAL.DTO.Scheduling
{
    public record EUDecisionLogDTO
    {
        public int       SchedulingRunId      { get; set; }
        public int       TenantId             { get; set; }
        public int       SeqNo                { get; set; }

        // Demand identity
        public byte      DemandType           { get; set; }
        public int       SourceDocumentId     { get; set; }
        public int       SourceDetailId       { get; set; }
        public int       WorkCenterId         { get; set; }
        public int       ProcessId            { get; set; }
        public int       ItemId               { get; set; }
        public int       SkuId                { get; set; }

        // Duration origin — 0=RoutingLeadTime 1=ManualOverride 2=SubcontractLeadTime
        public int       DurationMinutes      { get; set; }
        public byte      DurationSource       { get; set; }
        public decimal   OriginalQuantity     { get; set; }
        public byte      ExecutionMode        { get; set; }
        // 0=Yes (interruptible) 1=No — IS* TINYINT convention
        public byte      IsInterruptible      { get; set; }
        public int       MinimumRunMinutes    { get; set; }
        public int       MaxWaitMinutes       { get; set; }
        public DateTime  EarlyStart           { get; set; }
        public DateTime  ComputedEarlyStart   { get; set; }
        public DateTime  Deadline             { get; set; }
        public int       Priority             { get; set; }

        // Batch grouping
        public string    RootBatchNumber      { get; set; } = string.Empty;
        public short     BatchItemCount       { get; set; }
        public string?   BatchedDetailIds     { get; set; }   // JSON int array e.g. [1201,1205,1209]
        public decimal   TotalBatchQty        { get; set; }

        // Decision — 0=Scheduled 1=Subcontract 2=MonitorOnly 3=FailedNoCandidates 4=FailedNoSlot
        public byte      Decision             { get; set; }
        public int?      MachineId            { get; set; }
        public int?      PatternId            { get; set; }
        public bool?     PatternNewMount      { get; set; }
        public DateTime? ScheduledStart       { get; set; }
        public DateTime? ScheduledEnd         { get; set; }
        public int?      SlotWaitMins         { get; set; }
        public int?      DeadlineSlackMins    { get; set; }
        public bool      ShelfLifeViolation   { get; set; }

        // Scoring
        public double?   WinningScore         { get; set; }
        public short     CandidatesConsidered { get; set; }
        public string?   CandidatesJson       { get; set; }   // [{MachineId,Score,SlotFound,RejectReason,PatternId,PatternMounted}]
        public string?   FailureReason        { get; set; }   // human-readable explanation for Decision 3 & 4

        // Joined from MITEM
        public string?   ItemName             { get; set; }
        public string?   ItemCode             { get; set; }
    }
}