using Sarand.Net.Standard.Base.App;
using Sarand.Net.Standard.Base.Bus;
using Sarand.Net.Standard.Base.Core;
using Sarand.Net.Standard.Base.Dbas;
using Sarand.Net.Standard.Base.Utils;
using Sarand.Net.Standard.Dbas.Data;
using Saxonite.Base.App;
using Saxonite.Net.Standard.Base.App;
using Saxonite.Net.Standard.Base.Bus;
using Saxonite.Net.Standard.Base.Bus.Reference;
using Saxonite.Net.Standard.Dbas.Bus.Reference;
using Saxonite.Net.Standard.Dbas.Internal.Reference;
using System;
using System.Collections.Generic;
using System.Data.Common;
using System.Linq;

namespace Saxonite.Net.Standard.Dbas.Mgr.Reference
{
	//=======================================================================
	partial class SaxReferenceGolfMgr_Dbas
	{
		//*******************************************************************
		// Support Mgr - User Report
		//*******************************************************************
		// Utilities.
		private List<StringPair> GetLogProperties(SaxGolfUsgaFacility usgaFacility)
		{
			return new List<StringPair>()
			{
				new StringPair("Id",SysId.ToString(usgaFacility.Id)),
				new StringPair("Province Id",SysId.ToString(usgaFacility.ProvinceId)),
				new StringPair("Usga Facility Id",SysId.ToString(usgaFacility.UsgaFacilityId)),
				new StringPair("Facility name",usgaFacility.FacilityName),
				new StringPair("Status",usgaFacility.StatusCode)
			};
		}

		//-------------------------------------------------------------------
		// Create item.
		public override SaxGolfUsgaFacility CreateUsgaFacility(SysId usgaProvinceId)
		{
			ClearErrorState();
			return new SaxGolfUsgaFacility_Dbas(ReferenceDatabase, null, usgaProvinceId, 0);
		}
		private SaxGolfUsgaFacility_Dbas CreateUsgaFacility(Golf_UsgaFacility_Db dbUsgaFacility)
		{
			ClearErrorState();
			SaxGolfUsgaFacility_Dbas usgaFacility = new SaxGolfUsgaFacility_Dbas(ReferenceDatabase, new SysId(dbUsgaFacility._Id), new SysId(dbUsgaFacility._ProvinceId), (ushort)dbUsgaFacility._Flags);
			PopulateFrom(dbUsgaFacility, usgaFacility);
			return usgaFacility;
		}

		//-------------------------------------------------------------------
		// Get item.
		public override SaxGolfUsgaFacility GetUsgaFacility(SaxGolfUsgaFacility.Params prm)
		{
			ClearErrorState();
			return GetUsgaFacility(GetUsgaFacilityQueryFilter(prm).Concat(" And ", "(", ")"));
		}
		private SaxGolfUsgaFacility GetUsgaFacility(String filter)
		{
			ClearErrorState();
			long count = GetUsgaFacilityCount(filter);
			if (count == 0) return null;
			if (count != 1)
			{
				SetErrorState("Multiple items found");
				return null;
			}
			SaxGolfUsgaFacility usgaFacility = null;
			// Query data.
			using (var dbConnection = ReferenceDatabase.CreateConnection())
			using (var dbCommand = dbConnection.CreateCommand())
			{
				try
				{
					dbConnection.Open();
					Golf_UsgaFacility_Db dbUsgaFacility = new Golf_UsgaFacility_Db(ReferenceDbInfo);
					dbUsgaFacility.PopulateFrom(dbCommand, aliasUsgaFacility, filter);
					usgaFacility = CreateUsgaFacility(dbUsgaFacility);
				}
				catch (Exception exc)
				{
					SetErrorState("Database query exception");
					SaLogger.Warn($"{SysUtil.Fn}\n\tQuery: {dbCommand.CommandText}\n\t{ExceptionUtil.GetErrorStateMessage(exc)}");
				}
			}
			return usgaFacility;
		}

		//-------------------------------------------------------------------
		// Validate item.
		public override bool IsValidUsgaFacilityData(SaxGolfUsgaFacility.Data data, SaxGolfUsgaFacility.ErrField errField)
		{
			ClearErrorState();
			if (!base.IsValidUsgaFacilityData(data, errField)) return false;
			return true;
		}

		//-------------------------------------------------------------------
		// Insert item.
		public override bool InsertUsgaFacility(SaxGolfUsgaFacility usgaFacility, DbUpdateInfo dbUpdateInfo)
		{
			String fn = GetType().Name + ".InsertUsgaFacility";
			ClearErrorState();
			if (!IsValidUsgaFacility(usgaFacility)) return false;
			if (SysId.IsValid(usgaFacility.Id)) return SetErrorState(ErrorMessage.ValiditemId);
			using (var dbConnection = ReferenceDatabase.CreateConnection())
			using (var dbCommand = dbConnection.CreateCommand())
			{
				try
				{
					dbConnection.Open();
					Golf_UsgaFacility_Db dbUsgaFacility = new Golf_UsgaFacility_Db(ReferenceDbInfo);
					PopulateTo(dbUsgaFacility, usgaFacility, dbUpdateInfo);
					if (Golf_UsgaFacility_Db.FieldsNonId.Contains("Id"))
					{
						// Generate next Id.
						dbUsgaFacility._Id = ReferenceDatabase.GetNextIdFromTable("UsgaFacility");
					}
					dbUsgaFacility.ExecuteInsertCommand(dbCommand);
					usgaFacility.Id = new SysId(dbUsgaFacility._Id);
					usgaFacility.Changed = false;
					if (DebugMode) SaLogger.Debug(fn + " Inserted. " + GetLogProperties(usgaFacility).Concat(": ").Concat("", "\n\t"));
				}
				catch (Exception exc) { SetErrorState(exc.Message); }
			}
			return !HasErrorState();
		}

		//-------------------------------------------------------------------
		// Update item.
		public override bool UpdateUsgaFacility(SaxGolfUsgaFacility usgaFacility, DbUpdateInfo dbUpdateInfo)
		{
			String fn = GetType().Name + ".UpdateUsgaFacility";
			ClearErrorState();
			if (!IsValidUsgaFacility(usgaFacility)) return false;
			if (!SysId.IsValid(usgaFacility.Id)) return SetErrorState(ErrorMessage.InvalidItemId);
			if (!usgaFacility.Changed)
			{
				if (DebugMode) SaLogger.Debug(fn + " Data not changed. " + GetLogProperties(usgaFacility).Concat(": ").Concat("", "\n\t"));
				return true;
			}
			using (var dbConnection = ReferenceDatabase.CreateConnection())
			using (var dbCommand = dbConnection.CreateCommand())
			{
				try
				{
					// Retrieve item.
					dbConnection.Open();
					Golf_UsgaFacility_Db dbUsgaFacility = new Golf_UsgaFacility_Db(ReferenceDbInfo);
					dbUsgaFacility.PopulateFrom(dbCommand, aliasUsgaFacility, "Id=" + SysId.ToString(usgaFacility.Id));
					// ToDo SaxUpdateLogItemMonitor_UsgaFacility updateLogMonitor = new SaxUpdateLogItemMonitor_UsgaFacility(SessionContext, CreateUsgaFacility(dbUsgaFacility), dbUpdateInfo);
					// Update item.
					PopulateTo(dbUsgaFacility, usgaFacility, dbUpdateInfo);
					dbUsgaFacility.ExecuteUpdateCommand(dbCommand);
					usgaFacility.Changed = false;
					if (DebugMode) SaLogger.Debug(fn + " Updated. " + GetLogProperties(usgaFacility).Concat(": ").Concat("", "\n\t"));
					// Record updates.
					// ToDo updateLogMonitor.RecordUpdatedValues(usgaFacility);
					// ToDo updateLogMonitor.LogUpdates();
				}
				catch (Exception exc) { SetErrorState(exc.Message); }
			}
			return !HasErrorState();
		}

		//-------------------------------------------------------------------
		// Delete item.
		public override bool UsgaFacilityCanBeDeleted(SaxGolfUsgaFacility usgaFacility)
		{
			ClearErrorState();
			if (!base.UsgaFacilityCanBeDeleted(usgaFacility)) return false;
			return true;
		}
		public override bool DeleteUsgaFacility(SaxGolfUsgaFacility usgaFacility, DbUpdateInfo dbUpdateInfo)
		{
			String fn = GetType().Name + ".DeleteUsgaFacility";
			ClearErrorState();
			if (!UsgaFacilityCanBeDeleted(usgaFacility)) return false;

			// User Roles are logically deleted by changing the status.
			usgaFacility.Status = SaStatus.Deleted;
			return UpdateUsgaFacility(usgaFacility, dbUpdateInfo);

			/*
			 * Physical deletion.
			using (var dbConnection = ReferenceDatabase.CreateConnection())
			using (var dbCommand = dbConnection.CreateCommand())
			{
				try
				{
					// Retrieve item.
					dbConnection.Open();
					Golf_UsgaFacility_Db dbUsgaFacility = new Golf_UsgaFacility_Db(ReferenceDbInfo);
					dbUsgaFacility.PopulateFrom(dbCommand, aliasUsgaFacility, "Id=" + usgaFacility.Id.ToString());
					// Delete item.
					dbCommand.CommandType = System.Data.CommandType.Text;
					dbCommand.CommandText = "DELETE FROM " + SaxDbDfn_Reference.GetTableNameQual(SaxDbDfn_Reference.TableIdx.UsgaFacility) + " WHERE Id=" + SysId.ToString(usgaFacility.Id) + ";";
					dbCommand.ExecuteNonQuery();
					usgaFacility.Changed = false;
					if (DebugMode) SaLogger.Debug(fn + " Deleted. " + GetLogProperties(usgaFacility).Concat(": ").Concat("", "\n\t"));
				}
				catch (Exception exc) { SetErrorState(exc.Message); }
			}
			return !HasErrorState();
			*/
		}

		//-------------------------------------------------------------------
		// Copy data properties to and from database.
		private void PopulateTo(Golf_UsgaFacility_Db dbUsgaFacility, SaxGolfUsgaFacility usgaFacility, DbUpdateInfo dbUpdateInfo)
		{
			dbUsgaFacility._Id = SysId.ToLong(usgaFacility.Id);
			dbUsgaFacility._ProvinceId = SysId.ToInt(usgaFacility.ProvinceId);
			dbUsgaFacility._UsgaFacilityId = SysId.ToLong(usgaFacility.UsgaFacilityId);
			dbUsgaFacility._FacilityName = usgaFacility.FacilityName;
			dbUsgaFacility._Address1 = usgaFacility.Address1;
			dbUsgaFacility._Address2 = usgaFacility.Address2;
			dbUsgaFacility._City = usgaFacility.City;
			dbUsgaFacility._PostalCode = usgaFacility.PostalCode;
			dbUsgaFacility._Latitude = usgaFacility.Latitude;
			dbUsgaFacility._Longitude = usgaFacility.Longitude;
			dbUsgaFacility._Email = usgaFacility.Email;
			dbUsgaFacility._Telephone = usgaFacility.Telephone;
			// Common.
			dbUsgaFacility._Notes = usgaFacility.Notes;
			dbUsgaFacility._Status = SacsSystem.GetStatusCode(usgaFacility.Status);
			dbUsgaFacility._Flags = (short)usgaFacility.Flags;
			if (!SysId.IsValid(usgaFacility.Id))
			{
				dbUsgaFacility._CreateOn = DateTime.Now;
				dbUsgaFacility._CreateBy = dbUpdateInfo.UserId.ToInt();
				dbUsgaFacility._CreateHost = dbUpdateInfo.Host;
			}
			dbUsgaFacility._UpdateOn = DateTime.Now;
			dbUsgaFacility._UpdateBy = dbUpdateInfo.UserId.ToInt();
			dbUsgaFacility._UpdateHost = dbUpdateInfo.Host;
		}
		private void PopulateFrom(Golf_UsgaFacility_Db dbUsgaFacility, SaxGolfUsgaFacility usgaFacility)
		{
			//usgaFacility.Id = new SysId(dbUsgaFacility._Id);
			usgaFacility.ProvinceId = new SysId(dbUsgaFacility._ProvinceId);
			usgaFacility.UsgaFacilityId = new SysId(dbUsgaFacility._UsgaFacilityId);
			usgaFacility.FacilityName = dbUsgaFacility._FacilityName;
			usgaFacility.Address1 = dbUsgaFacility._Address1;
			usgaFacility.Address2 = dbUsgaFacility._Address2;
			usgaFacility.City = dbUsgaFacility._City;
			usgaFacility.PostalCode = dbUsgaFacility._PostalCode;
			usgaFacility.Latitude = dbUsgaFacility._Latitude;
			usgaFacility.Longitude = dbUsgaFacility._Longitude;
			usgaFacility.Email = dbUsgaFacility._Email;
			usgaFacility.Telephone = dbUsgaFacility._Telephone;
			// Common.
			usgaFacility.Notes = dbUsgaFacility._Notes;
			usgaFacility.Status = SacsSystem.GetStatusForCode(dbUsgaFacility._Status);
			usgaFacility.SetCreateStamp(dbUsgaFacility._CreateOn, new SysId(dbUsgaFacility._CreateBy), dbUsgaFacility._CreateHost);
			usgaFacility.SetUpdateStamp(dbUsgaFacility._UpdateOn, new SysId(dbUsgaFacility._UpdateBy), dbUsgaFacility._UpdateHost);
			usgaFacility.AcceptChanges();
		}

		//-------------------------------------------------------------------
		// Bulk updates.
		/// <summary>
		/// Bulk update USGA Facilities.
		/// <para>- Province code must be supplied to identify parent.</para>
		/// <para>- Facility Id must be supplied to act as identifier.</para>
		/// <para>- Other properties are validated as per facility rules - check error state.</para>
		/// <para>- Other properties are left as is if null.</para>
		/// </summary>
		public override bool BulkUpdateUsgaFacilities(List<UsgaFacilityData> facilities, DbUpdateInfo dbUpdateInfo)
		{
			ClearErrorState();
			List<UsgaFacilityData> facilitiesToUpdate = new List<UsgaFacilityData>();

			// Validate supplied data.
			foreach (UsgaFacilityData facility in facilities)
			{
				// Validate facility properties.
				// Province and Facility Codes are mandatory, other values only validated if non-null.
				if (!IsValidValue(facility.ProvinceCode, "province", (long)SaxDbDfn_Reference.GetColTextLen(SaxDbDfn_Reference.ColumnIdx.UsgaProvince_ProvinceCode), true)) return false;
				if (!SysId.IsValid(facility.UsgaFacilityId)) return SetErrorState("USGA Facility Id must be supplied");
				if (facility.FacilityName != null && !IsValidValue(facility.FacilityName, "name", (long)SaxDbDfn_Reference.GetColTextLen(SaxDbDfn_Reference.ColumnIdx.UsgaFacility_FacilityName))) return false;
				if (facility.Address1 != null && !IsValidValue(facility.Address1, "address 1", (long)SaxDbDfn_Reference.GetColTextLen(SaxDbDfn_Reference.ColumnIdx.UsgaFacility_Address1))) return false;
				if (facility.Address2 != null && !IsValidValue(facility.Address2, "address 2", (long)SaxDbDfn_Reference.GetColTextLen(SaxDbDfn_Reference.ColumnIdx.UsgaFacility_Address2))) return false;
				if (facility.City != null && !IsValidValue(facility.City, "city", (long)SaxDbDfn_Reference.GetColTextLen(SaxDbDfn_Reference.ColumnIdx.UsgaFacility_City))) return false;
				if (facility.Email != null && !IsValidValue(facility.Email, "email", (long)SaxDbDfn_Reference.GetColTextLen(SaxDbDfn_Reference.ColumnIdx.UsgaFacility_Email))) return false;
				if (facility.Telephone != null && !IsValidValue(facility.Telephone, "telephone", (long)SaxDbDfn_Reference.GetColTextLen(SaxDbDfn_Reference.ColumnIdx.UsgaFacility_Telephone))) return false;
				facilitiesToUpdate.Add(facility);
			}
			int MaxBulkUpdateBatchSize = 64;
			int batchSize = facilitiesToUpdate.Any() ? (int)Math.Ceiling(facilitiesToUpdate.Count() / Math.Ceiling((double)facilitiesToUpdate.Count() / MaxBulkUpdateBatchSize)) : MaxBulkUpdateBatchSize;
			while (facilitiesToUpdate.Any())
			{
				List<String> query = new List<string>();
				query.Add($"Declare @statusActive VarChar(3)   = '{SacsSystem.GetStatusCode(SaxGolfUsgaFacility.DefaultStatus)}';");
				query.Add($"Declare @updateOn     DateTime     = GetDate();");
				query.Add($"Declare @updateBy     Int          = {SysId.ToLong(dbUpdateInfo.UserId)};");
				query.Add($"Declare @updateHost   VarChar(100) = '{DbQuery.FormatForCondition(dbUpdateInfo.Host)}';");
				query.Add("Merge");
				query.Add($"Into {SaxDbDfn_Reference.GetTableNameQual(SaxDbDfn_Reference.TableIdx.UsgaFacility)} uFty");
				query.Add("Using");
				query.Add("(");
				query.Add("Select dPrv.Id ProvinceId, dFty.ProvinceCode, dFty.UsgaFacilityId, dFty.FacilityName, dFty.Address1, dFty.Address2, dFty.City, dFty.PostalCode, dFty.Email, dFty.Telephone");
				query.Add("From");
				query.Add("(");
				query.Add("Select '' ProvinceCode, 0 UsgaFacilityId, '' FacilityName, '' Address1, '' Address2, '' City, '' PostalCode, '' Email, '' Telephone");
				foreach (UsgaFacilityData facility in facilitiesToUpdate.ExtractRange(0, batchSize))
					query.Add($"Union Select '{DbQuery.FormatForCondition(facility.ProvinceCode)}', {SysId.ToString(facility.UsgaFacilityId)}, " +
						(facility.FacilityName != null ? $"'{DbQuery.FormatForCondition(facility.FacilityName)}'" : "Null") + "," +
						(facility.Address1 != null ? $"'{DbQuery.FormatForCondition(facility.Address1)}'" : "Null") + "," +
						(facility.Address2 != null ? $"'{DbQuery.FormatForCondition(facility.Address2)}'" : "Null") + "," +
						(facility.City != null ? $"'{DbQuery.FormatForCondition(facility.City)}'" : "Null") + "," +
						(facility.PostalCode != null ? $"'{DbQuery.FormatForCondition(facility.PostalCode)}'" : "Null") + "," +
						(facility.Email != null ? $"'{DbQuery.FormatForCondition(facility.Email)}'" : "Null") + "," +
						(facility.Telephone != null ? $"'{DbQuery.FormatForCondition(facility.Telephone)}'" : "Null"));
				query.Add(") dFty");
				query.Add($"Inner Join {SaxDbDfn_Reference.GetTableNameQual(SaxDbDfn_Reference.TableIdx.UsgaProvince)} dPrv On dPrv.ProvinceCode=dFty.ProvinceCode");
				query.Add(") dFty");
				query.Add("On uFty.ProvinceId=dFty.ProvinceId And uFty.UsgaFacilityId=dFty.UsgaFacilityId");
				query.Add("When Matched And ((dFty.FacilityName Is Not Null And uFty.FacilityName!=dFty.FacilityName) Or (dFty.Address1 Is Not Null And uFty.Address1!=dFty.Address1) Or (dFty.Address2 Is Not Null And uFty.Address2!=dFty.Address2) Or (dFty.City Is Not Null And uFty.City!=dFty.City) Or (dFty.PostalCode Is Not Null And uFty.PostalCode!=dFty.PostalCode) Or (dFty.Email Is Not Null And uFty.Email!=dFty.Email) Or (dFty.Telephone Is Not Null And uFty.Telephone!=dFty.Telephone) Or uFty.Status!=@statusActive)");
				query.Add("Then Update Set");
				query.Add(" FacilityName=Coalesce(dFty.FacilityName,uFty.FacilityName),");
				query.Add(" Address1=Coalesce(dFty.Address1,uFty.Address1),");
				query.Add(" Address2=Coalesce(dFty.Address2,uFty.Address2),");
				query.Add(" City=Coalesce(dFty.City,uFty.City),");
				query.Add(" PostalCode=Coalesce(dFty.PostalCode,uFty.PostalCode),");
				query.Add(" Email=Coalesce(dFty.Email,uFty.Email),");
				query.Add(" Telephone=Coalesce(dFty.Telephone,uFty.Telephone),");
				query.Add(" Status=@statusActive,");
				query.Add(" UpdateOn=@updateOn,");
				query.Add(" UpdateBy=@updateBy,");
				query.Add(" UpdateHost=@updateHost");
				query.Add("When Not Matched And Len(IsNull(dFty.FacilityName,''))>0");
				query.Add("Then Insert (ProvinceId,UsgaFacilityId,FacilityName,Address1,Address2,City,PostalCode,Email,Telephone,Notes,Flags,Status,CreateOn,CreateBy,CreateHost,UpdateOn,UpdateBy,UpdateHost)");
				query.Add($"Values (dFty.ProvinceId,dFty.UsgaFacilityId,dFty.FacilityName,Coalesce(dFty.Address1,''),Coalesce(dFty.Address2,''),Coalesce(dFty.City,''),Coalesce(dFty.PostalCode,''),Coalesce(dFty.Email,''),Coalesce(dFty.Telephone,''),'',0,@statusActive,@updateOn,@updateBy,@updateHost,@updateOn,@updateBy,@updateHost)");
				query.Add(";");
				//SaLogger.Info($"{SysUtil.Fn} Bulk USGA Facility update query:\n\t{query.Concat("\n\t")}");

				try
				{
					int result = ReferenceDatabase.ExecuteNonQuery(query.Concat("\n"));
					if (ReferenceDatabase.HasErrorState())
						SaLogger.Warn($"{SysUtil.Fn} Error executing bulk USGA Facility update - {ReferenceDatabase.ErrorStateMessage}");
				}
				catch (Exception exc)
				{
					SaLogger.Warn(SysUtil.Fn + " " + ExceptionUtil.GetLogMessage(exc, " executing bulk USGA Facility update"));
				}
			}
			return !HasErrorState();
		}

		//-------------------------------------------------------------------
		// Item column definitions.
		private static readonly String aliasUsgaFacility = "UsgFty";
		private static readonly String aliasUsgaFacility_Province = "UsgFty_Prv";
		private static readonly String prefixUsgaFacility_Province = aliasUsgaFacility_Province + "_";
		private void SetUsgaFacilityColDfn
			(ColumnDfn col, String caption, int width, SaxDbDfn_Reference.ColumnIdx dbCol,
			ColumnAlignment align = ColumnAlignment.Default, DataValue.DataType dataType = DataValue.DataType.String,
			String alias = "", String prefix = "")
		{
			if (String.IsNullOrEmpty(alias) && SaxDbDfn_Reference.GetTableForColumn(dbCol) == SaxDbDfn_Reference.TableIdx.UsgaFacility)
				alias = aliasUsgaFacility;
			col.Set(caption, width, (int)dbCol, prefix + SaxDbDfn_Reference.GetColumnName(dbCol, false), SaxDbDfn_Reference.GetColumnNameQual(dbCol, alias), dataType, align);
			if (dataType == DataValue.DataType.String && dbCol != SaxDbDfn_Reference.ColumnIdx.Unknown)
				col.MaxLength = (int)SaxDbDfn_Reference.GetColTextLen(dbCol);
		}
		public override ColumnDfn GetUsgaFacilityColumnDfn(SaxGolfUsgaFacility.Column columnId, string caption = "", int width = 0)
		{
			ColumnDfn columnDfn = new ColumnDfn((int)columnId, caption, width);
			switch (columnId)
			{
				//-----------------------------------------------------------
				case SaxGolfUsgaFacility.Column.Pos:
					SetUsgaFacilityColDfn(columnDfn, "Pos", 60, SaxDbDfn_Reference.ColumnIdx.Unknown, ColumnAlignment.Right);
					columnDfn.SortMode = ColumnDfn.ColumnSortMode.Off;
					columnDfn.ReadOnly = true;
					columnDfn.Resizable = false;
					break;
				case SaxGolfUsgaFacility.Column.Id:
					SetUsgaFacilityColDfn(columnDfn, "Id", 80, SaxDbDfn_Reference.ColumnIdx.UsgaFacility_Id, ColumnAlignment.Right, DataValue.DataType.Long);
					columnDfn.ReadOnly = true;
					break;

				//-------------------------------------------------------
				case SaxGolfUsgaFacility.Column.ProvinceId:
					SetUsgaFacilityColDfn(columnDfn, "Province #", 80, SaxDbDfn_Reference.ColumnIdx.UsgaFacility_ProvinceId, ColumnAlignment.Center, DataValue.DataType.Long);
					columnDfn.ReadOnly = true;
					break;
				case SaxGolfUsgaFacility.Column.Province_Name:
					SetUsgaFacilityColDfn(columnDfn, "Province", 120, SaxDbDfn_Reference.ColumnIdx.UsgaProvince_ProvinceName, ColumnAlignment.Center, DataValue.DataType.String, aliasUsgaFacility_Province, prefixUsgaFacility_Province);
					columnDfn.ReadOnly = true;
					break;

				//-------------------------------------------------------
				case SaxGolfUsgaFacility.Column.UsgaFacilityId:
					SetUsgaFacilityColDfn(columnDfn, "USGA Id", 80, SaxDbDfn_Reference.ColumnIdx.UsgaFacility_UsgaFacilityId, ColumnAlignment.Center, DataValue.DataType.Long);
					columnDfn.ReadOnly = true;
					break;
				case SaxGolfUsgaFacility.Column.FacilityName:
					SetUsgaFacilityColDfn(columnDfn, "Name", 120, SaxDbDfn_Reference.ColumnIdx.UsgaFacility_FacilityName, ColumnAlignment.Center);
					columnDfn.ReadOnly = true;
					break;

				//-----------------------------------------------------------
				// Derived properties.

				//-----------------------------------------------------------
				// Common properties.
				case SaxGolfUsgaFacility.Column.Notes:
					SetUsgaFacilityColDfn(columnDfn, "Notes", 240, SaxDbDfn_Reference.ColumnIdx.UsgaFacility_Notes);
					break;
				case SaxGolfUsgaFacility.Column.Flags:
					SetUsgaFacilityColDfn(columnDfn, "Flags", 60, SaxDbDfn_Reference.ColumnIdx.UsgaFacility_Flags, ColumnAlignment.Center, DataValue.DataType.Long);
					break;
				case SaxGolfUsgaFacility.Column.Status:
					SetUsgaFacilityColDfn(columnDfn, "Status", 80, SaxDbDfn_Reference.ColumnIdx.UsgaFacility_Status, ColumnAlignment.Center);
					break;
				case SaxGolfUsgaFacility.Column.Status_Desc:
					SetUsgaFacilityColDfn(columnDfn, "Status", 90, SaxDbDfn_Reference.ColumnIdx.UsgaFacility_Status, ColumnAlignment.Center);
					break;
				case SaxGolfUsgaFacility.Column.Status_Ind:
					SetUsgaFacilityColDfn(columnDfn, "Status", 80, SaxDbDfn_Reference.ColumnIdx.UsgaFacility_Status, ColumnAlignment.Center, DataValue.DataType.TriState);
					columnDfn.TriStateFormat = ColumnTriStateFormat.Lights;
					break;
				case SaxGolfUsgaFacility.Column.CreateOn_Date:
					SetUsgaFacilityColDfn(columnDfn, "Created", 80, SaxDbDfn_Reference.ColumnIdx.UsgaFacility_CreateOn, ColumnAlignment.Center, DataValue.DataType.Date);
					columnDfn.ReadOnly = true;
					break;
				case SaxGolfUsgaFacility.Column.UpdateOn_Date:
					SetUsgaFacilityColDfn(columnDfn, "Updated", 80, SaxDbDfn_Reference.ColumnIdx.UsgaFacility_UpdateOn, ColumnAlignment.Center, DataValue.DataType.Date);
					columnDfn.ReadOnly = true;
					break;
					//-----------------------------------------------------------
			}
			if (!String.IsNullOrEmpty(caption))
				columnDfn.Caption = caption;
			if (width > 0)
				columnDfn.Width = width;
			return columnDfn;
		}

		//-------------------------------------------------------------------
		// Item query filter.
		public override List<string> GetUsgaFacilityQueryFilter(SaxGolfUsgaFacility.Params prm)
		{
			List<String> filter = new List<String>();
			String col_Id = SaxDbDfn_Reference.GetColumnNameQual(SaxDbDfn_Reference.ColumnIdx.UsgaFacility_Id, aliasUsgaFacility);

			// Item Ids.
			if (prm.IdsIncluded.HasValidIds())
				filter.Add($"{col_Id} IN ({prm.IdsIncluded.Concat(",")})");
			if (prm.IdsExcluded.HasValidIds())
				filter.Add($"{col_Id} NOT IN ({prm.IdsExcluded.Concat(",")})");

			// Countries.
			if (prm.ProvinceIdsIncluded.HasValidIds())
				filter.Add($"{SaxDbDfn_Reference.GetColumnNameQual(SaxDbDfn_Reference.ColumnIdx.UsgaFacility_ProvinceId, aliasUsgaFacility)} IN ({prm.ProvinceIdsIncluded.Concat(",")})");

			if (!StringUtil.IsBlank(prm.FacilityFilter))
			{
				// Split filter into words.
				List<String> filterWords = prm.FacilityFilter.Split((char[])null).ToList();
				filterWords.RemoveDuplicatesCI();
				filterWords.RemoveBlanks();
				foreach (String filterWord in filterWords)
				{
					List<String> facilityFilter = new List<String>();
					facilityFilter.Add($"{SaxDbDfn_Reference.GetColumnNameQual(SaxDbDfn_Reference.ColumnIdx.UsgaFacility_FacilityName, aliasUsgaFacility)} Like '%{DbQuery.FormatForLike(filterWord, true)}%'");
					filter.Add(facilityFilter.Concat(" OR ", "(", ")"));
				}
			}

			// Name.
			if (!StringUtil.IsEmpty(prm.FacilityNameFull))
				filter.Add($"{SaxDbDfn_Reference.GetColumnNameQual(SaxDbDfn_Reference.ColumnIdx.UsgaFacility_FacilityName, aliasUsgaFacility)}='{DbQuery.FormatForCondition(prm.FacilityNameFull)}'");
			if (!StringUtil.IsEmpty(prm.FacilityNamePartial))
				filter.Add($"{SaxDbDfn_Reference.GetColumnNameQual(SaxDbDfn_Reference.ColumnIdx.UsgaFacility_FacilityName, aliasUsgaFacility)} LIKE '%{DbQuery.FormatForLike(prm.FacilityNamePartial)}%'");

			// Associated data.
			if (prm.HasCourses != SacsHierarchyItem.Params.BoolState.Either)
			{
				String existsPrefix = (prm.HasCourses == SacsHierarchyItem.Params.BoolState.True ? "" : "Not ");
				filter.Add($"{existsPrefix} Exists (Select 1 From {SaxDbDfn_Reference.GetTableNameQual(SaxDbDfn_Reference.TableIdx.UsgaCourse)} Where {SaxDbDfn_Reference.GetColumnNameQual(SaxDbDfn_Reference.ColumnIdx.UsgaCourse_FacilityId)}={col_Id})");
			}

			// Notes.
			if (!StringUtil.IsEmpty(prm.NotesPartial))
				filter.Add($"{SaxDbDfn_Reference.GetColumnNameQual(SaxDbDfn_Reference.ColumnIdx.UsgaFacility_Notes, aliasUsgaFacility)} LIKE '%{DbQuery.FormatForLike(prm.NotesPartial)}%'");

			// Status.
			if (prm.StatusCat != SaxGolfUsgaFacility.StatusCat.Any)
				filter.Add($"{SaxDbDfn_Reference.GetColumnNameQual(SaxDbDfn_Reference.ColumnIdx.UsgaFacility_Status, aliasUsgaFacility)} {GetUsgaFacilityStatusCatFilterCondition(prm.StatusCat)}");

			if (filter.Count < 1 && prm.IncludeDefaultFilter) filter.Add("1=1");
			return filter;
		}
		internal static String GetUsgaFacilityStatusCatFilterCondition(SaxGolfUsgaFacility.StatusCat statusCat)
		{
			if (statusCat == SaxGolfUsgaFacility.StatusCat.ActiveOnly)
				return $"='{SacsSystem.GetStatusCode(SaStatus.Active)}'";
			if (statusCat == SaxGolfUsgaFacility.StatusCat.InactiveOnly)
				return $"='{SacsSystem.GetStatusCode(SaStatus.Inactive)}'";
			if (statusCat == SaxGolfUsgaFacility.StatusCat.NotDeleted)
				return $"!='{SacsSystem.GetStatusCode(SaStatus.Deleted)}'";
			if (statusCat == SaxGolfUsgaFacility.StatusCat.DeletedOnly)
				return $"='{SacsSystem.GetStatusCode(SaStatus.Deleted)}'";
			return "";
		}
		// Item sort columns.
		public List<String> GetUsgaFacilitySortColumns(SaxGolfUsgaFacility.Params prm)
		{
			// Sort sequence:
			List<String> sortColumnNames = new List<String>();
			foreach (var columnDfn in prm.SortColumns)
			{
				// Need to ensure correct alias used for UsgaFacility columns in case of conflict.
				String sortCol = String.Empty;
				if (SaxDbDfn_Reference.GetTableForColumn((SaxDbDfn_Reference.ColumnIdx)columnDfn.DbColumn) == SaxDbDfn_Reference.TableIdx.UsgaFacility)
				{
					sortCol = SaxDbDfn_Reference.GetColumnNameQual((SaxDbDfn_Reference.ColumnIdx)columnDfn.DbColumn, aliasUsgaFacility);
				}
				else
				{
					sortCol = columnDfn.DataName;
					if (!StringUtil.IsEmpty(columnDfn.SortDataName))
						sortCol = columnDfn.SortDataName;
				}
				if (!sortCol.IsEmpty())
				{
					DbOrderByNullMode orderByNullMode = DbOrderByNullMode.Default; // eSaOrderByDemoteNulls, eSaOrderByPromoteNulls
					sortColumnNames.Add(DbQuery.FormatForOrderBy(sortCol, columnDfn.SortAscending, orderByNullMode).Concat(", "));
				}
			}
			sortColumnNames.RemoveBlanks();
			if (sortColumnNames.IsEmpty())
			{
				// Default sort columns.
				sortColumnNames.Add(SaxDbDfn_Reference.GetColumnNameQual(SaxDbDfn_Reference.ColumnIdx.UsgaFacility_Id, aliasUsgaFacility) + " ASC");
			}
			return sortColumnNames;
		}

		//-------------------------------------------------------------------
		// Item count.
		private long GetUsgaFacilityCount(String filter)
		{
			ClearErrorState();
			return ReferenceDatabase.GetRowCount(SaxDbDfn_Reference.GetTableNameQual(SaxDbDfn_Reference.TableIdx.UsgaFacility) + " As " + aliasUsgaFacility, filter);
		}
		public override long GetUsgaFacilityCount(SaxGolfUsgaFacility.Params prm)
		{
			ClearErrorState();
			return GetUsgaFacilityCount(GetUsgaFacilityQueryFilter(prm).Concat(" AND ", "(", ")"));
		}

		//-------------------------------------------------------------------
		// Item list.
		public override List<SaxGolfUsgaFacility> GetUsgaFacilityList(SaxGolfUsgaFacility.Params prm)
		{
			ClearErrorState();
			List<SaxGolfUsgaFacility> userRoles = new List<SaxGolfUsgaFacility>();
			DbQuery qry = new DbQuery(ReferenceDatabase.DbmsType);
			qry.Tables.Add(SaxDbDfn_Reference.GetTableNameQual(SaxDbDfn_Reference.TableIdx.UsgaFacility), aliasUsgaFacility);
			Golf_UsgaFacility_Db dbUsgaFacility = new Golf_UsgaFacility_Db(ReferenceDbInfo);
			qry.Columns.AddRange(dbUsgaFacility.ExistingColumnNames);
			qry.Filters.AddRange(GetUsgaFacilityQueryFilter(prm));
			qry.OrderBy.AddRange(GetUsgaFacilitySortColumns(prm));
			// Query data.
			using (var dbConnection = ReferenceDatabase.CreateConnection())
			using (var dbCommand = dbConnection.CreateCommand())
			{
				try
				{
					dbConnection.Open();
					dbCommand.CommandText = qry.BuildQuery(prm.ResultsPaging);
					using (DbDataReader dbDataReader = dbCommand.ExecuteReader())
					{
						while (dbDataReader.Read())
						{
							dbUsgaFacility = new Golf_UsgaFacility_Db(ReferenceDbInfo);
							dbUsgaFacility.PopulateFrom(dbDataReader);
							userRoles.Add(CreateUsgaFacility(dbUsgaFacility));
						}
					}
				}
				catch (Exception exc)
				{
					SetErrorState("Database query exception");
					SaLogger.Warn($"{SysUtil.Fn}\n\tQuery: {dbCommand.CommandText}\n\t{ExceptionUtil.GetErrorStateMessage(exc)}");
				}
			}
			return userRoles;
		}

		//-------------------------------------------------------------------
		// Item query execution.
		public override DbResultSet ExecuteUsgaFacilityQuery(List<ColumnDfn> columns, SaxGolfUsgaFacility.Params prm)
		{
			ClearErrorState();

			//---------------------------------------------------------------------
			// Construct query.
			DbQuery query = new DbQuery(ReferenceDatabase.DbmsType);
			query.Tables.Add(SaxDbDfn_Reference.GetTableNameQual(SaxDbDfn_Reference.TableIdx.UsgaFacility), aliasUsgaFacility);

			// Add columns as defined in query list.
			if (columns.HasId(SaxGolfUsgaFacility.Column.Id))
				query.Columns.Add(SaxDbDfn_Reference.GetColumnNameQual(SaxDbDfn_Reference.ColumnIdx.UsgaFacility_Id, aliasUsgaFacility));
			bool hasProvinceCols = (columns.HasId(SaxGolfUsgaFacility.Column.Province_Name));
			if (columns.HasId(SaxGolfUsgaFacility.Column.ProvinceId) || hasProvinceCols)
				query.Columns.Add(SaxDbDfn_Reference.GetColumnNameQual(SaxDbDfn_Reference.ColumnIdx.UsgaFacility_ProvinceId, aliasUsgaFacility));
			if (columns.HasId(SaxGolfUsgaFacility.Column.UsgaFacilityId))
				query.Columns.Add(SaxDbDfn_Reference.GetColumnNameQual(SaxDbDfn_Reference.ColumnIdx.UsgaFacility_UsgaFacilityId, aliasUsgaFacility));
			if (columns.HasId(SaxGolfUsgaFacility.Column.FacilityName))
				query.Columns.Add(SaxDbDfn_Reference.GetColumnNameQual(SaxDbDfn_Reference.ColumnIdx.UsgaFacility_FacilityName, aliasUsgaFacility));
			// Common properties.
			if (columns.HasId(SaxGolfUsgaFacility.Column.Notes))
				query.Columns.Add(SaxDbDfn_Reference.GetColumnNameQual(SaxDbDfn_Reference.ColumnIdx.UsgaFacility_Notes, aliasUsgaFacility));
			if (columns.HasId(SaxGolfUsgaFacility.Column.Flags))
				query.Columns.Add(SaxDbDfn_Reference.GetColumnNameQual(SaxDbDfn_Reference.ColumnIdx.UsgaFacility_Flags, aliasUsgaFacility));
			if (columns.HasId(SaxGolfUsgaFacility.Column.Status) || columns.HasId(SaxGolfUsgaFacility.Column.Status_Desc) || columns.HasId(SaxGolfUsgaFacility.Column.Status_Ind))
				query.Columns.Add(SaxDbDfn_Reference.GetColumnNameQual(SaxDbDfn_Reference.ColumnIdx.UsgaFacility_Status, aliasUsgaFacility));
			if (columns.HasId(SaxGolfUsgaFacility.Column.CreateOn_Date))
				query.Columns.Add(SaxDbDfn_Reference.GetColumnNameQual(SaxDbDfn_Reference.ColumnIdx.UsgaFacility_CreateOn, aliasUsgaFacility));
			if (columns.HasId(SaxGolfUsgaFacility.Column.UpdateOn_Date))
				query.Columns.Add(SaxDbDfn_Reference.GetColumnNameQual(SaxDbDfn_Reference.ColumnIdx.UsgaFacility_UpdateOn, aliasUsgaFacility));

			//---------------------------------------------------------------------
			// Province.
			if (hasProvinceCols)
			{
				DbQueryJoin joinProvince = new DbQueryJoin(DbJoinType.LeftOuter);
				joinProvince.Table = new StringPair(SaxDbDfn_Reference.GetTableNameQual(SaxDbDfn_Reference.TableIdx.UsgaProvince), aliasUsgaFacility_Province);
				joinProvince.Filters.Add(SaxDbDfn_Reference.GetColumnNameQual(SaxDbDfn_Reference.ColumnIdx.UsgaProvince_Id, aliasUsgaFacility_Province) + "=" + SaxDbDfn_Reference.GetColumnNameQual(SaxDbDfn_Reference.ColumnIdx.UsgaFacility_ProvinceId, aliasUsgaFacility));
				query.Joins.Add(joinProvince);
				List<SaxDbDfn_Reference.ColumnIdx> cols = new List<SaxDbDfn_Reference.ColumnIdx>();
				cols.Add(SaxDbDfn_Reference.ColumnIdx.UsgaProvince_ProvinceName);
				foreach (var col in cols)
					query.Columns.Add(SaxDbDfn_Reference.GetColumnNameQual(col, aliasUsgaFacility_Province), prefixUsgaFacility_Province + SaxDbDfn_Reference.GetColumnName(col, false));
				prm.Alias_Province = aliasUsgaFacility_Province;
			}

			//---------------------------------------------------------------------
			// Populate filter.
			query.Filters.AddRange(GetUsgaFacilityQueryFilter(prm));

			if (prm.IdsIncluded.Count != 1)
			{
				// Configure sort sequence.
				foreach (String sortColumn in GetUsgaFacilitySortColumns(prm))
					query.OrderBy.Add(sortColumn);
			}

			//---------------------------------------------------------------------
			//return new DbResultSet_DataTableReader(db, query.BuildQuery(prm.ResultsPaging));
			return DbResultSet_DataReader.ExecuteQuery(ReferenceDatabase, query.BuildQuery(prm.ResultsPaging));
		}

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