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 SaxItemProcess : SaxDisposableHierarchyItem
	{
		//-------------------------------------------------------------------
		// Columns.
		public enum Column
		{
			Pos,
			Id,
			// Item.
			ItemType,
			ItemType_Code,
			ItemType_Desc,
			ItemId,
			Item_Caption,
			// Process.
			ProcessType,
			ProcessType_Desc,
			// Associated data.
			// Common.
			Notes,
			Flags,
			Status,
			Status_Desc,
			Status_Ind,
			CreateOn_Date,
			UpdateOn_Date,
		}

		//-------------------------------------------------------------------
		/// <summary>Properties other than common.</summary>
		public class DataProperties
		{
			public ItemId ItemId { get; set; } = new ItemId();
			public Sax.SupportItemProcessType ProcessType { get; set; }
			public String ProcessData { get; set; }
		}

		//-------------------------------------------------------------------
		// Data.
		public new class Data : SacsHierarchyItem.Data
		{
			// Data members.
			private readonly DataProperties data = new DataProperties();
			// Construction.
			public Data()
			{
				Status = DefaultStatus;
			}
			// Properties.
			public ItemId ItemId
			{
				get { return data.ItemId; }
				set { CheckChanged(data.ItemId, value); data.ItemId = value; }
			}
			public Sax.SupportItemProcessType ProcessType
			{
				get { return data.ProcessType; }
				set { CheckChanged((int)data.ProcessType, (int)value); data.ProcessType = value; }
			}
			public String ProcessData
			{
				get { return data.ProcessData; }
				set { CheckChanged(data.ProcessData, value); data.ProcessData = value; }
			}
			// Population.
			internal void PopulateFrom(Data data)
			{
				ItemId = data.ItemId;
				ProcessType = data.ProcessType;
				ProcessData = data.ProcessData;
				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 ItemId { get; set; } = ValidValue.Valid;
			public ValidValue ProcessType { get; set; } = ValidValue.Valid;
			public ValidValue ProcessData { get; set; } = ValidValue.Valid;
		}

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

		//-------------------------------------------------------------------
		// Construction.
		protected SaxItemProcess(SysId id, ItemId itemId, Sax.SupportItemProcessType processType) : base(id)
		{
			base.SetData(data);
			ItemId = itemId;
			ProcessType = processType;
			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.
		public ItemId GetItemId()
		{
			return new ItemId((short)Sax.DataItemType.SupportItemProcess, Id);
		}

		//-------------------------------------------------------------------
		// 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($"{SysUtil.Fn} Id cannot be changed");
			if (ItemId.IsValid(ItemId) && ItemId.Type != data.ItemId.Type && SysId.ToInt(ItemId.Id) != SysId.ToInt(data.ItemId.Id))
				throw new NotSupportedException($"{SysUtil.Fn} Item Id cannot be changed");
			this.data.PopulateFrom(data);
		}
		public ItemId ItemId
		{
			get { return data.ItemId; }
			protected set { data.ItemId = value; }
		}
		public Sax.SupportItemProcessType ProcessType
		{
			get { return data.ProcessType; }
			set { data.ProcessType = value; }
		}
		public String ProcessData
		{
			get { return data.ProcessData; }
			set { data.ProcessData = 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<ItemId> ItemIdsIncluded { get; } = new HashSet<ItemId>();
			public HashSet<Sax.SupportItemProcessType> ProcessTypesIncluded { get; } = new HashSet<Sax.SupportItemProcessType>();
			// Common properties.
			public String NotesPartial { get; set; }
			public StatusCat StatusCat { get; set; } = StatusCat.NotDeleted;
		}

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

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