using Sarand.Net.Standard.Base.Bus;
using Sarand.Net.Standard.Base.Core;
using Sarand.Net.Standard.Base.Utils;
using Saxonite.Net.Standard.Base.App;
using System;
using System.Collections.Generic;
using System.Text;

namespace Saxonite.Net.Standard.Base.Bus.Support
{
	//=======================================================================
	// ItemSport.
	//=======================================================================
	public abstract class SaxItemProcessInstance : SaxDisposableHierarchyItem
	{
		//-------------------------------------------------------------------
		// Columns.
		public enum Column
		{
			Pos,
			Id,
			// Item process.
			ItemProcessId,
			// Process instance.
			Started_DateTime,
			Started_Date,
			Started_Time,
			Completed_DateTime,
			Completed_Date,
			Completed_Time,
			// Associated data.
			// Common.
			Notes,
			Flags,
			Status,
			Status_Desc,
			Status_Ind,
			CreateOn_Date,
			UpdateOn_Date,
		}

		//-------------------------------------------------------------------
		/// <summary>Properties other than common.</summary>
		public class DataProperties
		{
			public SysId ItemProcessId { get; set; }
			public DateTime? StartedAt { get; set; }
			public DateTime? CompletedAt { get; set; }
			public String ProcessingData { get; set; }
		}

		//-------------------------------------------------------------------
		// Data.
		public new class Data : SacsHierarchyItem.Data
		{
			// Data members.
			private readonly DataProperties data = new DataProperties();
			// Construction.
			public Data()
			{
				Status = DefaultStatus;
			}
			// Properties.
			public SysId ItemProcessId
			{
				get { return data.ItemProcessId; }
				set { CheckChanged(data.ItemProcessId, value); data.ItemProcessId = value; }
			}
			public DateTime? StartedAt
			{
				get { return data.StartedAt; }
				set { CheckChangedNullable(data.StartedAt, value); data.StartedAt = value; }
			}
			public DateTime? CompletedAt
			{
				get { return data.CompletedAt; }
				set { CheckChangedNullable(data.CompletedAt, value); data.CompletedAt = value; }
			}
			public String ProcessingData
			{
				get { return data.ProcessingData; }
				set { CheckChanged(data.ProcessingData, value); data.ProcessingData = value; }
			}
			// Population.
			internal void PopulateFrom(Data data)
			{
				ItemProcessId = data.ItemProcessId;
				StartedAt = data.StartedAt;
				CompletedAt = data.CompletedAt;
				ProcessingData = data.ProcessingData;
				base.PopulateFrom(data);
			}
			public Data Clone()
			{
				Data data = new Data();
				data.PopulateFrom(this);
				return data;
			}
		}

		//-------------------------------------------------------------------
		// Error field - identify properties with validation error.
		public new class ErrField : SacsHierarchyItem.ErrField
		{
			// Identifies the field that has invalid data.
			public ValidValue ItemProcessId { get; set; } = ValidValue.Valid;
			public ValidValue StartedAt { get; set; } = ValidValue.Valid;
			public ValidValue CompletedAt { get; set; } = ValidValue.Valid;
			public ValidValue ProcessingData { get; set; } = ValidValue.Valid;
		}

		//-------------------------------------------------------------------
		// Data members.
		private readonly Data data = new Data();

		//-------------------------------------------------------------------
		// Construction.
		protected SaxItemProcessInstance(SysId id, SysId itemProcessId) : base(id)
		{
			base.SetData(data);
			ItemProcessId = itemProcessId;
			Status = DefaultStatus;
		}

		//-------------------------------------------------------------------
		// Status.
		private static readonly List<SaStatus> validStatuses = new List<SaStatus>()
		{
			SaStatus.Active,
			SaStatus.Inactive,
			SaStatus.Deleted,
		};
		public static SaStatus DefaultStatus { get { return SaStatus.Active; } }
		public static List<SaStatus> ValidStatuses { get { return new List<SaStatus>(validStatuses); } }
		public static DataValue.TriStateType GetStatusTriState(SaStatus status)
		{
			if (status == SaStatus.Active) return DataValue.TriStateType.Green;
			if (status == SaStatus.Inactive) return DataValue.TriStateType.Red;
			if (status == SaStatus.Deleted) return DataValue.TriStateType.Purple;
			return DataValue.TriStateType.Unknown;
		}

		//-------------------------------------------------------------------
		// Utilities.

		//-------------------------------------------------------------------
		// Properties.
		public Data GetData() { return data.Clone(); }
		public void SetData(Data data)
		{
			// Properties that cannot be changed if previously specified.
			if (SysId.IsValid(Id) && SysId.ToInt(Id) != SysId.ToInt(data.Id))
				throw new NotSupportedException($"{SysUtil.Fn} Id cannot be changed");
			if (SysId.IsValid(ItemProcessId) && SysId.ToInt(ItemProcessId) != SysId.ToInt(data.ItemProcessId))
				throw new NotSupportedException($"{SysUtil.Fn} Item Process Id cannot be changed");
			this.data.PopulateFrom(data);
		}
		public SysId ItemProcessId
		{
			get { return data.ItemProcessId; }
			protected set { data.ItemProcessId = value; }
		}
		public DateTime? StartedAt
		{
			get { return data.StartedAt; }
			set { data.StartedAt = value; }
		}
		public DateTime? CompletedAt
		{
			get { return data.CompletedAt; }
			set { data.CompletedAt = value; }
		}
		public String ProcessingData
		{
			get { return data.ProcessingData; }
			set { data.ProcessingData = value; }
		}

		//-------------------------------------------------------------------
		// Flags - positions 1-16 available.

		//-------------------------------------------------------------------
		//                   A s s o c i a t e d   D a t a
		//-------------------------------------------------------------------

		//-------------------------------------------------------------------
		//                            P a r a m s
		//-------------------------------------------------------------------
		// List parameters.
		public enum StatusCat
		{
			Any,
			ActiveOnly,
			InactiveOnly,
			NotDeleted,
			DeletedOnly,
		}
		/// <summary>
		/// Item list parameters.
		/// </summary>
		public new class Params : SacsHierarchyItem.Params
		{
			// List filtering.
			public HashSet<SysId> IdsIncluded { get; } = new HashSet<SysId>();
			public HashSet<SysId> IdsExcluded { get; } = new HashSet<SysId>();
			public HashSet<SysId> ItemProcessIdsIncluded { get; } = new HashSet<SysId>();
			// Common properties.
			public String NotesPartial { get; set; }
			public StatusCat StatusCat { get; set; } = StatusCat.NotDeleted;
		}

		//-------------------------------------------------------------------
	}
	//=======================================================================
	// Item list extension methods.
	public static class SaxItemProcessInstanceList
	{
	}

	//=======================================================================
}