using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Sarand.Core.Base;
using Sarand.Core.Bus;

namespace Sarand.PatientMgr.Core.Bus
{
	//=======================================================================
	public abstract class SpmOperation : SacsHierarchyItem
	{
		//-------------------------------------------------------------------
		// Columns.
		public enum Column
		{
			Pos,
			Id,
			InstitutionId,
			Code,
			Description,

			// Common properties.
			Notes,
			Flags,
			Status,
			Status_Ind,
			Status_Desc,
			CreateOn_Date,
			UpdateOn_Date,
		}

		//-------------------------------------------------------------------
		/// <summary>Properties other than common.</summary>
		public class DataProperties
		{
			public SysId InstitutionId { get; set; }
			public String Code { get; set; }
			public String Description { 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 InstitutionId
			{
				get { return data.InstitutionId; }
				set { CheckChanged(data.InstitutionId, value); data.InstitutionId = value; }
			}
			public String Code
			{
				get { return data.Code; }
				set { CheckChanged(data.Code, value); data.Code = value; }
			}
			public String Description
			{
				get { return data.Description; }
				set { CheckChanged(data.Description, value); data.Description = value; }
			}
			// Population.
			internal void PopulateFrom (Data data)
			{
				InstitutionId = data.InstitutionId;
				Code = data.Code;
				Description = data.Description;
				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
		{
			public ValidValue InstitutionId { get; set; } = ValidValue.Valid;
			public ValidValue Code { get; set; } = ValidValue.Valid;
			public ValidValue Description { get; set; } = ValidValue.Valid;
		}

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

		//-------------------------------------------------------------------
		// Construction.
		protected SpmOperation (SysId departmentId, SysId institionId) : base()
		{
			institionId = InstitutionId;
			Status = DefaultStatus;
			base.SetData(data);
		}

		//-------------------------------------------------------------------
		// Status.
		private static readonly List<SaStatus> operationStatuses = new List<SaStatus>()
		{
			SaStatus.Current,
		};
		public static SaStatus DefaultStatus { get { return SaStatus.Current; } }
		public static List<SaStatus> OperationStatuses { get { return new List<SaStatus>(operationStatuses); } }
		public static DataValue.TriStateType GetStatusTriState (SaStatus status)
		{
			operationStatuses.Add(SaStatus.Current);

			switch (status)
			{
				case SaStatus.Current:
					return DataValue.TriStateType.Green;
			}
			return DataValue.TriStateType.Unknown;
		}

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

		//-------------------------------------------------------------------
		// Properties.
		public Data GetData () { return data.Clone(); }
		public void SetData (Data data)
		{
			String fn = GetType().Name + ".SetData";
			// Properties that cannot be changed if previously specified.
			if (SysId.IsValid(Id) && SysId.ToInt(Id) != SysId.ToInt(data.Id))
				throw new NotSupportedException(fn + " Id cannot be changed");
			this.data.PopulateFrom(data);
		}

		//-------------------------------------------------------------------
		// Attributes.
		public SysId InstitutionId
		{
			get { return data.InstitutionId; }
			set { data.InstitutionId = value; }
		}
		public String Code
		{
			get { return data.Code; }
			set { data.Code = value; }
		}
		public String Description
		{
			get { return data.Description; }
			set { data.Description = value; }
		}

		//-------------------------------------------------------------------
		// Flags.

		//-------------------------------------------------------------------
		//          A s s o c i a t e d   D a t a   E l e m e n t s
		//-------------------------------------------------------------------
		public abstract bool HasProcedures ();
		public abstract long GetProcedureCount (String filter = null);

		//-------------------------------------------------------------------
		//                            P a r a m s
		//-------------------------------------------------------------------
		/// <summary>Parameters - used to define the filters that should be applied to a List of Addresses</summary>
		// List parameters.
		public enum StatusCat
		{
			Any,
		}
		/// <summary> Item list parameters. </summary>
		public new class Params : SacsHierarchyItem.Params
		{
			// List filtering.
			public List<SysId> IncludedIds { get; } = new List<SysId>();
			public List<SysId> ExcludedIds { get; } = new List<SysId>();
			// Operation.
			public SysId InstitutionId { get; set; }
			public String Code { get; set; }
			public String CodePartial { get; set; }
			public String Description { get; set; }
			public String DescriptionPartial { get; set; }


			public StatusCat StatusCat { get; set; } = StatusCat.Any;
		}
		//-------------------------------------------------------------------
	}
	//=======================================================================
	//                 Operation   D a t a   L i s t
	//=======================================================================
	public static class SpmOperationList
	{
	}

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