using System.Text.Json.Serialization;

namespace BizProcessDAL.DTO
{
    // Phase 7 -- "where is this document right now". Node ids match ProcessMapDTO's own
    // (stage.BizProcessStageId.ToString()) so the FE can drive a styles[] overlay on the existing
    // diagram with no extra id translation.
    public class ProcessInstanceTraceDTO
    {
        [JsonPropertyName("visitedStageIds")]
        public List<string> VisitedStageIds { get; set; } = new();

        [JsonPropertyName("currentStageIds")]
        public List<string> CurrentStageIds { get; set; } = new();

        [JsonPropertyName("futureStageIds")]
        public List<string> FutureStageIds { get; set; } = new();

        // Same workflow lookup Phase 6 uses, applied to the current stage only.
        [JsonPropertyName("hasWorkflow")]
        public bool HasWorkflow { get; set; }

        [JsonPropertyName("workflowId")]
        public int? WorkflowId { get; set; }

        // Entity Viewer drill-through -- the pivot document's own real MENTITY.ENTITYID +
        // primary key (its TALLOCATION row's ObjectHeaderTypeId/ObjectHeaderId, e.g. MMHEAD),
        // for a "view this document" action on the traced instance. Null when the pivot's
        // trace row didn't resolve one (e.g. a legacy row predating the TALLOCATION migration).
        [JsonPropertyName("currentEntityTypeId")]
        public int? CurrentEntityTypeId { get; set; }

        [JsonPropertyName("currentObjectId")]
        public int? CurrentObjectId { get; set; }
    }
}