using System;
using System.Collections.Generic;
using System.Text;
using Sarand.Core.App;
using Sarand.Core.Base;
using Sarand.Core.Bus;
using Sarand.Core.Dbas.Base;
using Sarand.PatientMgr.Core.App;
using Sarand.PatientMgr.Core.Bus;

namespace Sarand.PatientMgr.Core.Mgr
{
	//=======================================================================
	partial class SpmAdmissionMgr
	{
		//*******************************************************************
		//                         A d m i s s i o n
		//*******************************************************************
		// Utilities.

		//-------------------------------------------------------------------
		// Create admission.
		public abstract SpmAdmission CreateAdmission(SysId facilityId, SysId facilityTemplateId);

		//-------------------------------------------------------------------
		// Admission exists.
		public bool AdmissionExistsById(SysId admissionId)
		{
			ClearErrorState();
			if (!SysId.IsValid(admissionId)) return false;
			SpmAdmission.Params prmAdmission = new SpmAdmission.Params();
			prmAdmission.IncludedIds.Add(admissionId);
			prmAdmission.StatusCat = SpmAdmission.StatusCat.Any;
			return GetAdmissionCount(prmAdmission) == 1;
		}

		//-------------------------------------------------------------------
		// Get admission.
		public abstract SpmAdmission GetAdmission(SpmAdmission.Params prm);
		public SpmAdmission GetAdmissionById(SysId admissionId)
		{
			ClearErrorState();
			if (!SysId.IsValid(admissionId)) return null;
			SpmAdmission.Params prmAdmission = new SpmAdmission.Params();
			prmAdmission.IncludedIds.Add(admissionId);
			prmAdmission.StatusCat = SpmAdmission.StatusCat.Any;
			return GetAdmission(prmAdmission);
		}

		//-------------------------------------------------------------------
		// Validate admission data.
		public bool IsValidAdmission(SpmAdmission admission)
		{
			ClearErrorState();
			if (admission == null) return SetErrorState(ErrorMessage.ItemNotSpecified);
			return IsValidAdmissionData(admission.GetData(), new SpmAdmission.ErrField());
		}
		public virtual bool IsValidAdmissionData(SpmAdmission.Data data, SpmAdmission.ErrField errField)
		{
			ClearErrorState();
			// Admission properties.
			if (errField.FacilityId != SacsHierarchyItem.ValidValue.Ignore && !SysId.IsValid(data.FacilityId))
			{
				errField.FacilityId = SacsHierarchyItem.ValidValue.Invalid;
				return SetErrorState("invalid facility Id");
			}
			if (errField.AdmissionFrom != SacsHierarchyItem.ValidValue.Ignore && DateUtil.IsValid(data.AdmissionFrom))
			{
				errField.AdmissionFrom = SacsHierarchyItem.ValidValue.Invalid;
				return SetErrorState("'From' date not specified");
			}
			if (errField.AdmissionTo != SacsHierarchyItem.ValidValue.Ignore && DateUtil.IsValid(data.AdmissionTo))
			{
				errField.AdmissionTo = SacsHierarchyItem.ValidValue.Invalid;
				return SetErrorState("'To' date not specified");
			}
			if (errField.ToComeIn != SacsHierarchyItem.ValidValue.Ignore && DateUtil.IsValid(data.ToComeIn))
			{
				if (data.ToComeIn > data.AdmissionFrom) return SetErrorState("'TCI' cannot be after the admission date/time");
				errField.ToComeIn = SacsHierarchyItem.ValidValue.Invalid;
				return false;
			}
			if (errField.AdmissionType != SacsHierarchyItem.ValidValue.Ignore && (short)data.AdmissionType < 1)
			{
				if ((int)data.AdmissionType < 1)
				{
					errField.AdmissionType = SacsHierarchyItem.ValidValue.Invalid;
					return SetErrorState("Admission type must be supplied");
				}
			}

			bool patientEntered = !StringUtil.IsEmpty(data.PatientNo) || !StringUtil.IsEmpty(data.Surname) || !StringUtil.IsEmpty(data.Forename) || !StringUtil.IsEmpty(data.Age);

			if (errField.PatientNo != SacsHierarchyItem.ValidValue.Ignore && !IsValidValue(data.PatientNo, "PatientNo", (long)SpmDbDfn.GetColTextLen(SpmDbDfn.ColumnIdx.SwmAdmission_PatientNo), true))
			{
				errField.PatientNo = SacsHierarchyItem.ValidValue.Invalid;
				return false;
			}
			if (errField.NhsNumber != SacsHierarchyItem.ValidValue.Ignore && !IsValidValue(data.NhsNumber, "NhsNumber", (long)SpmDbDfn.GetColTextLen(SpmDbDfn.ColumnIdx.SwmAdmission_NhsNumber), true))
			{
				errField.NhsNumber = SacsHierarchyItem.ValidValue.Invalid;
				return false;
			}
			if (errField.Title != SacsHierarchyItem.ValidValue.Ignore && !IsValidValue(data.Title, "Title", (long)SpmDbDfn.GetColTextLen(SpmDbDfn.ColumnIdx.SwmAdmission_Title), true))
			{
				errField.Title = SacsHierarchyItem.ValidValue.Invalid;
				return false;
			}
			if (errField.Forename != SacsHierarchyItem.ValidValue.Ignore && !IsValidValue(data.Forename, "Forename", (long)SpmDbDfn.GetColTextLen(SpmDbDfn.ColumnIdx.SwmAdmission_Forename), true))
			{
				errField.Forename = SacsHierarchyItem.ValidValue.Invalid;
				return false;
			}
			if (errField.Surname != SacsHierarchyItem.ValidValue.Ignore && !IsValidValue(data.Surname, "Surname", (long)SpmDbDfn.GetColTextLen(SpmDbDfn.ColumnIdx.SwmAdmission_Surname), patientEntered))
			{
				errField.Surname = SacsHierarchyItem.ValidValue.Invalid;
				return false;
			}
			if (errField.Age != SacsHierarchyItem.ValidValue.Ignore && !IsValidValue(data.Age, "Age", (long)SpmDbDfn.GetColTextLen(SpmDbDfn.ColumnIdx.SwmAdmission_Age), true))
			{
				errField.Age = SacsHierarchyItem.ValidValue.Invalid;
				return false;
			}
			if (errField.Ward != SacsHierarchyItem.ValidValue.Ignore && !IsValidValue(data.Ward, "Ward", (long)SpmDbDfn.GetColTextLen(SpmDbDfn.ColumnIdx.SwmAdmission_Ward), true))
			{
				errField.Ward = SacsHierarchyItem.ValidValue.Invalid;
				return false;
			}
			if (errField.SpecialityCode != SacsHierarchyItem.ValidValue.Ignore && !IsValidValue(data.SpecialityCode, "SpecialityCode", (long)SpmDbDfn.GetColTextLen(SpmDbDfn.ColumnIdx.SwmAdmission_SpecialityCode), true))
			{
				errField.SpecialityCode = SacsHierarchyItem.ValidValue.Invalid;
				return false;
			}
			if (errField.ProcedureDesc != SacsHierarchyItem.ValidValue.Ignore && !IsValidValue(data.ProcedureDesc, "ProcedureDesc", (long)SpmDbDfn.GetColTextLen(SpmDbDfn.ColumnIdx.SwmAdmission_ProcedureDesc), true))
			{
				errField.ProcedureDesc = SacsHierarchyItem.ValidValue.Invalid;
				return false;
			}
			if (errField.ComplexityCode != SacsHierarchyItem.ValidValue.Ignore && !IsValidValue(data.ComplexityCode, "ComplexityCode", (long)SpmDbDfn.GetColTextLen(SpmDbDfn.ColumnIdx.SwmAdmission_ComplexityCode), true))
			{
				errField.ComplexityCode = SacsHierarchyItem.ValidValue.Invalid;
				return false;
			}
			if (errField.ProcedureIndication != SacsHierarchyItem.ValidValue.Ignore && !IsValidValue(data.ProcedureIndication, "ProcedureIndication", (long)SpmDbDfn.GetColTextLen(SpmDbDfn.ColumnIdx.SwmAdmission_ProcedureIndication), true))
			{
				errField.ProcedureIndication = SacsHierarchyItem.ValidValue.Invalid;
				return false;
			}
			if (errField.GestationPeriod != SacsHierarchyItem.ValidValue.Ignore && !IsValidValue(data.GestationPeriod, "GestationPeriod", (long)SpmDbDfn.GetColTextLen(SpmDbDfn.ColumnIdx.SwmAdmission_GestationPeriod), true))
			{
				errField.GestationPeriod = SacsHierarchyItem.ValidValue.Invalid;
				return false;
			}
			if (errField.SystemRef != SacsHierarchyItem.ValidValue.Ignore && !IsValidValue(data.SystemRef, "SystemRef", (long)SpmDbDfn.GetColTextLen(SpmDbDfn.ColumnIdx.SwmAdmission_SystemRef), true))
			{
				errField.SystemRef = SacsHierarchyItem.ValidValue.Invalid;
				return false;
			}
			if (errField.Anaesthetic != SacsHierarchyItem.ValidValue.Ignore && !IsValidValue(data.Anaesthetic, "Anaesthetic", (long)SpmDbDfn.GetColTextLen(SpmDbDfn.ColumnIdx.SwmAdmission_Anaesthetic), true))
			{
				errField.Anaesthetic = SacsHierarchyItem.ValidValue.Invalid;
				return false;
			}
			if (errField.Position != SacsHierarchyItem.ValidValue.Ignore && !IsValidValue(data.Position, "Position", (long)SpmDbDfn.GetColTextLen(SpmDbDfn.ColumnIdx.SwmAdmission_Position), true))
			{
				errField.Position = SacsHierarchyItem.ValidValue.Invalid;
				return false;
			}
			if (errField.SpecialEquipment != SacsHierarchyItem.ValidValue.Ignore && !IsValidValue(data.SpecialEquipment, "SpecialEquipment", (long)SpmDbDfn.GetColTextLen(SpmDbDfn.ColumnIdx.SwmAdmission_SpecialEquipment), true))
			{
				errField.SpecialEquipment = SacsHierarchyItem.ValidValue.Invalid;
				return false;
			}
			if (errField.AttendanceStatus != SacsHierarchyItem.ValidValue.Ignore && !IsValidValue(data.AttendanceStatus, "AttendanceStatus", (long)SpmDbDfn.GetColTextLen(SpmDbDfn.ColumnIdx.SwmAdmission_AttendanceStatus), true))
			{
				errField.AttendanceStatus = SacsHierarchyItem.ValidValue.Invalid;
				return false;
			}
			if (errField.ComfortScore != SacsHierarchyItem.ValidValue.Ignore && !IsValidValue(data.ComfortScore, "ComfortScore", (long)SpmDbDfn.GetColTextLen(SpmDbDfn.ColumnIdx.SwmAdmission_ComfortScore), true))
			{
				errField.ComfortScore = SacsHierarchyItem.ValidValue.Invalid;
				return false;
			}
			if (errField.CancelCode != SacsHierarchyItem.ValidValue.Ignore && !IsValidValue(data.CancelCode, "CancelCode", (long)SpmDbDfn.GetColTextLen(SpmDbDfn.ColumnIdx.SwmAdmission_CancelCode), true))
			{
				errField.CancelCode = SacsHierarchyItem.ValidValue.Invalid;
				return false;
			}
			if (errField.CancelReason != SacsHierarchyItem.ValidValue.Ignore && !IsValidValue(data.CancelReason, "CancelReason", (long)SpmDbDfn.GetColTextLen(SpmDbDfn.ColumnIdx.SwmAdmission_CancelReason), true))
			{
				errField.CancelReason = SacsHierarchyItem.ValidValue.Invalid;
				return false;
			}

			// Common properties.
			if (!IsValidValue(data.Notes, "notes", (long)SpmDbDfn.GetColTextLen(SpmDbDfn.ColumnIdx.SwmAdmission_Notes)))
			{
				errField.Notes = SacsHierarchyItem.ValidValue.Invalid;
				return false;
			}
			if (errField.Status != SacsHierarchyItem.ValidValue.Ignore)
			{
				if (!IsValidValue(SacsSystem.GetStatusCode(data.Status), "status", (long)SpmDbDfn.GetColTextLen(SpmDbDfn.ColumnIdx.SwmAdmission_Status), true, true))
				{
					errField.Status = SacsHierarchyItem.ValidValue.Invalid;
					return false;
				}
				if (!SpmAdmission.AdmissionStatuses.Contains(data.Status))
				{
					errField.Status = SacsHierarchyItem.ValidValue.Invalid;
					return SetErrorState(ErrorMessage.InvalidStatus);
				}
			}

			return true;
		}

		//-------------------------------------------------------------------
		// Admission database interface.
		public abstract bool InsertAdmission(SpmAdmission admission, DbUpdateInfo dbUpdateInfo);
		public abstract bool UpdateAdmission(SpmAdmission admission, DbUpdateInfo dbUpdateInfo);
		public virtual bool AdmissionCanBeDeleted(SpmAdmission admission)
		{
			ClearErrorState();
			return true;
		}
		public abstract bool DeleteAdmission(SpmAdmission admission, DbUpdateInfo dbUpdateInfo);

		//-------------------------------------------------------------------
		// Admission list.
		public abstract ColumnDfn GetAdmissionColumnDfn(SpmAdmission.Column columnId, String caption = "", int width = 0);
		public abstract List<String> GetAdmissionQueryFilter(SpmAdmission.Params prm);
		public abstract long GetAdmissionCount(SpmAdmission.Params prm);
		public abstract List<SpmAdmission> GetAdmissionList(SpmAdmission.Params prm);
		public abstract DbResultSet ExecuteAdmissionQuery(List<ColumnDfn> columns, SpmAdmission.Params prm);


		//-------------------------------------------------------------------
		//                       D a t a   V a l u e s
		//-------------------------------------------------------------------
		public DataValue GetAdmissionDataValue(ColumnDfn column, NamedValue.Map values)
		{
			DataValue value = new DataValue();
			switch ((SpmAdmission.Column)column.Id)
			{
				// Notes.
				case SpmAdmission.Column.Notes:
					value = new DataValue(SacsHierarchyItem.FormatForDisplay(values.GetValue(column.DataName).ToString(), 200));
					break;

				// Status.
				case SpmAdmission.Column.Status_Desc:
				case SpmAdmission.Column.Status_Ind:
				{
					String statusCode = values.GetValue(column.DataName).ToString();
					SaStatus status = SacsSystem.GetStatusForCode(statusCode);
					if (column.Id == (int)SpmAdmission.Column.Status_Desc)
						value = new DataValue(SacsSystem.GetStatusDescForCode(statusCode));
					else if (column.Id == (int)SpmAdmission.Column.Status_Ind)
						value = new DataValue(SpmAdmission.GetStatusTriState(status));
				}
				break;

				//-----------------------------------------------------------
			}
			return value;
		}

		//-------------------------------------------------------------------
	}
	//=======================================================================
}