Files
Saxonite/SaxoniteStandardDbas/Dbas/Mgr/SaxReferenceMgr_Dbas-Region.cs
T
2021-05-11 19:38:43 +01:00

579 lines
25 KiB
C#

using Sarand.Net.Standard.Dbas.Data;
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 Saxonite.Base.App;
using Saxonite.Net.Standard.Dbas.Bus;
using Saxonite.Net.Standard.Dbas.Internal;
using Saxonite.Net.Standard.Base.App;
using Saxonite.Net.Standard.Base.Bus;
using System;
using System.Collections.Generic;
using System.Data.Common;
using System.Text;
using Sarand.Net.Standard.Base.Utils;
using System.Linq;
namespace Saxonite.Net.Standard.Dbas.Mgr
{
//=======================================================================
partial class SaxReferenceMgr_Dbas
{
//*******************************************************************
// Reference Mgr - Region
//*******************************************************************
// Utilities.
private List<StringPair> GetLogProperties(SaxRegion region)
{
return new List<StringPair>()
{
new StringPair("Id", SysId.ToString(region.Id)),
new StringPair("ISO2", region.CountryIso2Code),
new StringPair("Name", region.Name),
new StringPair("Status", region.StatusCode)
};
}
//-------------------------------------------------------------------
// Create item.
public override SaxRegion CreateRegion()
{
ClearErrorState();
return new SaxRegion_Dbas(CoreDatabase, null, 0);
}
private SaxRegion_Dbas CreateRegion(Region_Db dbRegion)
{
ClearErrorState();
SaxRegion_Dbas region = new SaxRegion_Dbas(CoreDatabase, new SysId(dbRegion._Id), (UInt16)dbRegion._Flags);
PopulateFrom(dbRegion, region);
return region;
}
//-------------------------------------------------------------------
// Get item.
public override SaxRegion GetRegion(SaxRegion.Params prm)
{
ClearErrorState();
return GetRegion(GetRegionQueryFilter(prm).Concat(" And ", "(", ")"));
}
private SaxRegion GetRegion(String filter)
{
ClearErrorState();
long count = GetRegionCount(filter);
if (count == 0) return null;
if (count != 1)
{
SetErrorState("Multiple items found");
return null;
}
SaxRegion region = null;
// Query data.
using (var dbConnection = CoreDatabase.CreateConnection())
using (var dbCommand = dbConnection.CreateCommand())
{
try
{
dbConnection.Open();
Region_Db dbRegion = new Region_Db(CoreDbInfo);
dbRegion.PopulateFrom(dbCommand, aliasRegion, filter);
region = CreateRegion(dbRegion);
}
catch (Exception exc)
{
SetErrorState("Database query exception");
SaLogger.Warn(GetType().Name + ".GetRegion\n\tQuery: " + dbCommand.CommandText + "\n\t" + exc.GetType().Name + ": " + exc.Message);
}
}
return region;
}
//-------------------------------------------------------------------
// Validate item.
public override bool IsValidRegionData(SaxRegion.Data data, SaxRegion.ErrField errField)
{
ClearErrorState();
if (!base.IsValidRegionData(data, errField)) return false;
return true;
}
//-------------------------------------------------------------------
// Insert item.
public override bool InsertRegion(SaxRegion region, DbUpdateInfo dbUpdateInfo)
{
String fn = GetType().Name + ".InsertRegion";
ClearErrorState();
if (!IsValidRegion(region)) return false;
if (SysId.IsValid(region.Id)) return SetErrorState(ErrorMessage.ValiditemId);
using (var dbConnection = CoreDatabase.CreateConnection())
using (var dbCommand = dbConnection.CreateCommand())
{
try
{
dbConnection.Open();
Region_Db dbRegion = new Region_Db(CoreDbInfo);
PopulateTo(dbRegion, region, dbUpdateInfo);
if (Region_Db.FieldsNonId.Contains("Id"))
{
// Generate next Id.
// ToDo dbRegion._Id = CoreDatabase.GetNextIdFromTable("Region");
}
dbRegion.ExecuteInsertCommand(dbCommand);
region.Id = new SysId(dbRegion._Id);
region.Changed = false;
if (DebugMode) SaLogger.Debug(fn + " Inserted. " + GetLogProperties(region).Concat(": ").Concat("", "\n\t"));
}
catch (Exception exc) { SetErrorState(exc.Message); }
}
return !HasErrorState();
}
//-------------------------------------------------------------------
// Update item.
public override bool UpdateRegion(SaxRegion region, DbUpdateInfo dbUpdateInfo)
{
String fn = GetType().Name + ".UpdateRegion";
ClearErrorState();
if (!IsValidRegion(region)) return false;
if (!SysId.IsValid(region.Id)) return SetErrorState(ErrorMessage.InvalidItemId);
if (!region.Changed)
{
if (DebugMode) SaLogger.Debug(fn + " Data not changed. " + GetLogProperties(region).Concat(": ").Concat("", "\n\t"));
return true;
}
using (var dbConnection = CoreDatabase.CreateConnection())
using (var dbCommand = dbConnection.CreateCommand())
{
try
{
// Retrieve item.
dbConnection.Open();
Region_Db dbRegion = new Region_Db(CoreDbInfo);
dbRegion.PopulateFrom(dbCommand, aliasRegion, "Id=" + SysId.ToString(region.Id));
// ToDo SaxUpdateLogItemMonitor_Region updateLogMonitor = new SaxUpdateLogItemMonitor_Region(SessionContext, CreateRegion(dbRegion), dbUpdateInfo);
// Update properties.
PopulateTo(dbRegion, region, dbUpdateInfo);
dbRegion.ExecuteUpdateCommand(dbCommand);
region.Changed = false;
if (DebugMode) SaLogger.Debug(fn + " Updated. " + GetLogProperties(region).Concat(": ").Concat("", "\n\t"));
// Record updates.
// ToDo updateLogMonitor.RecordUpdatedValues(region);
// ToDo updateLogMonitor.LogUpdates();
}
catch (Exception exc) { SetErrorState(exc.Message); }
}
return !HasErrorState();
}
//-------------------------------------------------------------------
// Delete item.
public override bool RegionCanBeDeleted(SaxRegion region)
{
ClearErrorState();
if (!base.RegionCanBeDeleted(region)) return false;
return true;
}
public override bool DeleteRegion(SaxRegion region, DbUpdateInfo dbUpdateInfo)
{
String fn = GetType().Name + ".DeleteRegion";
ClearErrorState();
if (!RegionCanBeDeleted(region)) return false;
using (var dbConnection = CoreDatabase.CreateConnection())
using (var dbCommand = dbConnection.CreateCommand())
{
try
{
// Retrieve region.
dbConnection.Open();
Region_Db dbRegion = new Region_Db(CoreDbInfo);
dbRegion.PopulateFrom(dbCommand, aliasRegion, "Id=" + region.Id.ToString());
// Delete region.
dbCommand.CommandType = System.Data.CommandType.Text;
dbCommand.CommandText = "DELETE FROM " + SaxDbDfn.GetTableName(SaxDbDfn.TableIdx.Region) + " WHERE Id=" + SysId.ToString(region.Id) + ";";
dbCommand.ExecuteNonQuery();
region.Changed = false;
if (DebugMode) SaLogger.Debug(fn + " Deleted. " + GetLogProperties(region).Concat(": ").Concat("", "\n\t"));
}
catch (Exception exc) { SetErrorState(exc.Message); }
}
return !HasErrorState();
}
//-------------------------------------------------------------------
// Copy data properties to and from database.
private void PopulateTo(Region_Db dbRegion, SaxRegion region, DbUpdateInfo dbUpdateInfo)
{
dbRegion._Id = SysId.ToInt(region.Id);
dbRegion._RegionType = (short)region.RegionType;
dbRegion._CountryIso2Code = region.CountryIso2Code;
dbRegion._Name = region.Name;
dbRegion._Latitude = region.Latitude;
dbRegion._Longitude = region.Longitude;
dbRegion._RegionIdParent = SysId.ToInt(region.RegionIdParent);
dbRegion._Notes = region.Notes;
dbRegion._Status = SacsSystem.GetStatusCode(region.Status);
dbRegion._Flags = (short)region.Flags;
if (!SysId.IsValid(region.Id))
{
dbRegion._CreateOn = DateTime.Now;
dbRegion._CreateBy = dbUpdateInfo.UserId.ToInt();
dbRegion._CreateHost = dbUpdateInfo.Host;
}
dbRegion._UpdateOn = DateTime.Now;
dbRegion._UpdateBy = dbUpdateInfo.UserId.ToInt();
dbRegion._UpdateHost = dbUpdateInfo.Host;
}
private void PopulateFrom(Region_Db dbRegion, SaxRegion region)
{
//region.Id = new SysId(dbRegion._Id);
region.RegionType = (Sax.RegionType)dbRegion._RegionType;
region.CountryIso2Code = dbRegion._CountryIso2Code;
region.Name = dbRegion._Name;
region.Latitude = dbRegion._Latitude;
region.Longitude = dbRegion._Longitude;
region.RegionIdParent = new SysId(dbRegion._RegionIdParent);
region.Notes = dbRegion._Notes;
region.Status = SacsSystem.GetStatusForCode(dbRegion._Status);
region.SetCreateStamp(dbRegion._CreateOn, new SysId(dbRegion._CreateBy), dbRegion._CreateHost);
region.SetUpdateStamp(dbRegion._UpdateOn, new SysId(dbRegion._UpdateBy), dbRegion._UpdateHost);
region.AcceptChanges();
}
//-------------------------------------------------------------------
// Item column definitions.
private static readonly String aliasRegion = "Rgn";
private static readonly String aliasRegion_Parent = "PrtRgn";
private static readonly String prefixRegion_Parent = "PrtRgn_";
private static readonly String colRegion_ChildRegion_Count = "Rgn_ChildRegionCount";
private void SetRegionColDfn
(ColumnDfn col, String caption, int width, SaxDbDfn.ColumnIdx dbCol,
ColumnAlignment align = ColumnAlignment.Default, DataValue.DataType dataType = DataValue.DataType.String,
String alias = "", String prefix = "")
{
if (String.IsNullOrEmpty(alias) && SaxDbDfn.GetTableForColumn(dbCol) == SaxDbDfn.TableIdx.Region)
alias = aliasRegion;
col.Set(caption, width, (int)dbCol, prefix + SaxDbDfn.GetColumnName(dbCol, false), SaxDbDfn.GetColumnNameQual(dbCol, alias), dataType, align);
if (dataType == DataValue.DataType.String && dbCol != SaxDbDfn.ColumnIdx.Unknown)
col.MaxLength = (int)SaxDbDfn.GetColTextLen(dbCol);
}
public override ColumnDfn GetRegionColumnDfn(SaxRegion.Column columnId, string caption = "", int width = 0)
{
ColumnDfn columnDfn = new ColumnDfn((int)columnId, caption, width);
switch (columnId)
{
//-----------------------------------------------------------
case SaxRegion.Column.Pos:
SetRegionColDfn(columnDfn, "Pos", 60, SaxDbDfn.ColumnIdx.Unknown, ColumnAlignment.Right);
columnDfn.SortMode = ColumnDfn.ColumnSortMode.Off;
columnDfn.ReadOnly = true;
columnDfn.Resizable = false;
break;
case SaxRegion.Column.Id:
SetRegionColDfn(columnDfn, "Id", 80, SaxDbDfn.ColumnIdx.Region_Id, ColumnAlignment.Right, DataValue.DataType.Long);
columnDfn.ReadOnly = true;
break;
case SaxRegion.Column.RegionType:
SetRegionColDfn(columnDfn, "Type", 80, SaxDbDfn.ColumnIdx.Region_RegionType, ColumnAlignment.Center, DataValue.DataType.Long);
break;
case SaxRegion.Column.RegionType_Desc:
SetRegionColDfn(columnDfn, "Type", 100, SaxDbDfn.ColumnIdx.Region_RegionType, ColumnAlignment.Center, DataValue.DataType.String);
break;
case SaxRegion.Column.CountryIso2Code:
SetRegionColDfn(columnDfn, "ISO2", 60, SaxDbDfn.ColumnIdx.Region_CountryIso2Code, ColumnAlignment.Center);
break;
case SaxRegion.Column.Name:
SetRegionColDfn(columnDfn, "Name", 120, SaxDbDfn.ColumnIdx.Region_Name);
break;
//-----------------------------------------------------------
// Parent Region.
case SaxRegion.Column.RegionIdParent:
SetRegionColDfn(columnDfn, "Parent Id", 80, SaxDbDfn.ColumnIdx.Region_RegionIdParent, ColumnAlignment.Right, DataValue.DataType.Long);
break;
case SaxRegion.Column.Parent_RegionType:
SetRegionColDfn(columnDfn, "Parent type", 80, SaxDbDfn.ColumnIdx.Region_RegionType, ColumnAlignment.Center, DataValue.DataType.Long, aliasRegion_Parent, prefixRegion_Parent);
columnDfn.ReadOnly = true;
break;
case SaxRegion.Column.Parent_RegionType_Desc:
SetRegionColDfn(columnDfn, "Parent type", 100, SaxDbDfn.ColumnIdx.Region_RegionType, ColumnAlignment.Center, DataValue.DataType.String, aliasRegion_Parent, prefixRegion_Parent);
columnDfn.ReadOnly = true;
break;
case SaxRegion.Column.Parent_Name:
SetRegionColDfn(columnDfn, "Parent", 120, SaxDbDfn.ColumnIdx.Region_Name, ColumnAlignment.Left, DataValue.DataType.String, aliasRegion_Parent, prefixRegion_Parent);
columnDfn.ReadOnly = true;
break;
//-----------------------------------------------------------
// Derived properties.
case SaxRegion.Column.ChildRegionCount:
SetRegionColDfn(columnDfn, "Sub regions", 90, SaxDbDfn.ColumnIdx.Unknown, ColumnAlignment.Center, DataValue.DataType.Long);
columnDfn.DataName = colRegion_ChildRegion_Count;
columnDfn.ReadOnly = true;
break;
//-----------------------------------------------------------
// Common properties.
case SaxRegion.Column.Notes:
SetRegionColDfn(columnDfn, "Notes", 240, SaxDbDfn.ColumnIdx.Region_Notes);
break;
case SaxRegion.Column.Flags:
SetRegionColDfn(columnDfn, "Flags", 60, SaxDbDfn.ColumnIdx.Region_Flags, ColumnAlignment.Center, DataValue.DataType.Long);
break;
case SaxRegion.Column.Status:
SetRegionColDfn(columnDfn, "Status", 80, SaxDbDfn.ColumnIdx.Region_Status, ColumnAlignment.Center);
break;
case SaxRegion.Column.Status_Desc:
SetRegionColDfn(columnDfn, "Status", 90, SaxDbDfn.ColumnIdx.Region_Status, ColumnAlignment.Center);
break;
case SaxRegion.Column.Status_Ind:
SetRegionColDfn(columnDfn, "Status", 80, SaxDbDfn.ColumnIdx.Region_Status, ColumnAlignment.Center, DataValue.DataType.TriState);
columnDfn.TriStateFormat = ColumnTriStateFormat.Lights;
break;
case SaxRegion.Column.CreateOn_Date:
SetRegionColDfn(columnDfn, "Created", 80, SaxDbDfn.ColumnIdx.Region_CreateOn, ColumnAlignment.Center, DataValue.DataType.Date);
columnDfn.ReadOnly = true;
break;
case SaxRegion.Column.UpdateOn_Date:
SetRegionColDfn(columnDfn, "Updated", 80, SaxDbDfn.ColumnIdx.Region_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> GetRegionQueryFilter(SaxRegion.Params prm)
{
List<String> filter = new List<String>();
// Item Ids.
String idsIncluded = prm.IdsIncluded.Concat(",");
if (!idsIncluded.IsEmpty())
filter.Add(SaxDbDfn.GetColumnNameQual(SaxDbDfn.ColumnIdx.Region_Id, aliasRegion) + " IN (" + idsIncluded + ")");
String idsExcluded = prm.IdsExcluded.Concat(",");
if (!idsExcluded.IsEmpty())
filter.Add(SaxDbDfn.GetColumnNameQual(SaxDbDfn.ColumnIdx.Region_Id, aliasRegion) + " NOT IN (" + idsExcluded + ")");
// Parent Region Ids.
String includedParentRegionIds = prm.IncludedParentRegionIds.Concat(",");
if (!includedParentRegionIds.IsEmpty())
filter.Add(SaxDbDfn.GetColumnNameQual(SaxDbDfn.ColumnIdx.Region_RegionIdParent, aliasRegion) + " IN (" + includedParentRegionIds + ")");
// Region type.
if ((int)prm.RegionType > 0)
filter.Add(SaxDbDfn.GetColumnNameQual(SaxDbDfn.ColumnIdx.Region_RegionType, aliasRegion) + "=" + (int)prm.RegionType);
// ISO 2 codes.
if (!prm.CountryIso2CodesIncluded.IsEmpty())
filter.Add(SaxDbDfn.GetColumnNameQual(SaxDbDfn.ColumnIdx.Region_CountryIso2Code, aliasRegion) + " IN (" + DbQuery.FormatForIn(prm.CountryIso2CodesIncluded, true, false) + ")");
if (!prm.CountryIso2CodesExcluded.IsEmpty())
filter.Add(SaxDbDfn.GetColumnNameQual(SaxDbDfn.ColumnIdx.Region_CountryIso2Code, aliasRegion) + " NOT IN (" + DbQuery.FormatForIn(prm.CountryIso2CodesExcluded, true, false) + ")");
// Generic filter.
if (!StringUtil.IsEmpty(prm.RegionFilter))
{
// Split filter into words.
List<String> filterWords = prm.RegionFilter.Split((char[])null).ToList();
filterWords.RemoveDuplicatesCI();
filterWords.RemoveBlanks();
foreach (String filterWord in filterWords)
{
List<String> regionFilter = new List<String>();
regionFilter.Add(SaxDbDfn.GetColumnNameQual(SaxDbDfn.ColumnIdx.Region_CountryIso2Code, aliasRegion) + " Like '%" + DbQuery.FormatForLike(filterWord, true) + "%'");
regionFilter.Add(SaxDbDfn.GetColumnNameQual(SaxDbDfn.ColumnIdx.Region_Name, aliasRegion) + " Like '%" + DbQuery.FormatForLike(filterWord, true) + "%'");
filter.Add(regionFilter.Concat(" OR ", "(", ")"));
}
}
// Name.
if (!StringUtil.IsEmpty(prm.NameFull))
filter.Add(SaxDbDfn.GetColumnNameQual(SaxDbDfn.ColumnIdx.Region_Name, aliasRegion) + "='" + DbQuery.FormatForCondition(prm.NameFull) + "'");
if (!StringUtil.IsEmpty(prm.NamePartial))
filter.Add(SaxDbDfn.GetColumnNameQual(SaxDbDfn.ColumnIdx.Region_Name, aliasRegion) + " Like '%" + DbQuery.FormatForLike(prm.NamePartial, true) + "%'");
// Notes.
if (!StringUtil.IsEmpty(prm.NotesPartial))
filter.Add(SaxDbDfn.GetColumnNameQual(SaxDbDfn.ColumnIdx.Region_Notes, aliasRegion) + " LIKE '%" + DbQuery.FormatForLike(prm.NotesPartial) + "%'");
// Status.
if (prm.StatusCat == SaxRegion.StatusCat.ActiveOnly)
filter.Add(SaxDbDfn.GetColumnNameQual(SaxDbDfn.ColumnIdx.Region_Status, aliasRegion) + "='" + SacsSystem.GetStatusCode(SaStatus.Active) + "'");
else if (prm.StatusCat == SaxRegion.StatusCat.NotDeleted)
filter.Add(SaxDbDfn.GetColumnNameQual(SaxDbDfn.ColumnIdx.Region_Status, aliasRegion) + "!='" + SacsSystem.GetStatusCode(SaStatus.Deleted) + "'");
if (filter.Count < 1) filter.Add("1=1");
return filter;
}
// Item sort columns.
public List<String> GetRegionSortColumns(SaxRegion.Params prm)
{
// Sort sequence:
List<String> sortColumnNames = new List<String>();
foreach (var columnDfn in prm.SortColumns)
{
// Need to ensure correct alias used for Region columns in case of conflict.
String sortCol = String.Empty;
if (SaxDbDfn.GetTableForColumn((SaxDbDfn.ColumnIdx)columnDfn.DbColumn) == SaxDbDfn.TableIdx.Region)
{
sortCol = SaxDbDfn.GetColumnNameQual((SaxDbDfn.ColumnIdx)columnDfn.DbColumn, aliasRegion);
}
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.GetColumnNameQual(SaxDbDfn.ColumnIdx.Region_Id, aliasRegion) + " ASC");
}
return sortColumnNames;
}
//-------------------------------------------------------------------
// Item count.
private long GetRegionCount(String filter)
{
ClearErrorState();
return CoreDatabase.GetRowCount(SaxDbDfn.GetTableName(SaxDbDfn.TableIdx.Region) + " As " + aliasRegion, filter);
}
public override long GetRegionCount(SaxRegion.Params prm)
{
ClearErrorState();
return GetRegionCount(GetRegionQueryFilter(prm).Concat(" AND ", "(", ")"));
}
//-------------------------------------------------------------------
// Item list.
public override List<SaxRegion> GetRegionList(SaxRegion.Params prm)
{
List<SaxRegion> userReferences = new List<SaxRegion>();
DbQuery qry = new DbQuery(CoreDatabase.DbmsType);
qry.Tables.Add(SaxDbDfn.GetTableName(SaxDbDfn.TableIdx.Region), aliasRegion);
Region_Db dbRegion = new Region_Db(CoreDbInfo);
qry.Columns.AddRange(dbRegion.ExistingColumnNames);
qry.Filters.AddRange(GetRegionQueryFilter(prm));
qry.OrderBy.AddRange(GetRegionSortColumns(prm));
// Query data.
using (var dbConnection = CoreDatabase.CreateConnection())
using (var dbCommand = dbConnection.CreateCommand())
{
try
{
dbConnection.Open();
dbCommand.CommandText = qry.BuildQuery(prm.ResultsPaging);
using (DbDataReader dbDataReader = dbCommand.ExecuteReader())
{
while (dbDataReader.Read())
{
dbRegion = new Region_Db(CoreDbInfo);
dbRegion.PopulateFrom(dbDataReader);
userReferences.Add(CreateRegion(dbRegion));
}
}
}
catch (Exception exc)
{
SaLogger.Warn(GetType().Name + ".GetRegionList\n\tQuery: " + dbCommand.CommandText + "\n\t" + exc.GetType().Name + ": " + exc.Message);
}
}
return userReferences;
}
//-------------------------------------------------------------------
// Item query execution.
public override DbResultSet ExecuteRegionQuery(List<ColumnDfn> columns, SaxRegion.Params prm)
{
ClearErrorState();
//---------------------------------------------------------------------
// Construct query.
DbQuery query = new DbQuery(CoreDatabase.DbmsType);
query.Tables.Add(SaxDbDfn.GetTableName(SaxDbDfn.TableIdx.Region), aliasRegion);
// Add columns as defined in query list.
if (columns.HasId(SaxRegion.Column.Id))
query.Columns.Add(SaxDbDfn.GetColumnNameQual(SaxDbDfn.ColumnIdx.Region_Id, aliasRegion));
if (columns.HasId(SaxRegion.Column.RegionType) || columns.HasId(SaxRegion.Column.RegionType_Desc))
query.Columns.Add(SaxDbDfn.GetColumnNameQual(SaxDbDfn.ColumnIdx.Region_RegionType, aliasRegion));
if (columns.HasId(SaxRegion.Column.CountryIso2Code))
query.Columns.Add(SaxDbDfn.GetColumnNameQual(SaxDbDfn.ColumnIdx.Region_CountryIso2Code, aliasRegion));
if (columns.HasId(SaxRegion.Column.Name))
query.Columns.Add(SaxDbDfn.GetColumnNameQual(SaxDbDfn.ColumnIdx.Region_Name, aliasRegion));
bool hasParentRegionCols = columns.HasId(SaxRegion.Column.Parent_RegionType) || columns.HasId(SaxRegion.Column.Parent_RegionType_Desc) || columns.HasId(SaxRegion.Column.Parent_Name);
if (columns.HasId(SaxRegion.Column.RegionIdParent) || hasParentRegionCols)
query.Columns.Add(SaxDbDfn.GetColumnNameQual(SaxDbDfn.ColumnIdx.Region_RegionIdParent, aliasRegion));
// Common properties.
if (columns.HasId(SaxRegion.Column.Notes))
query.Columns.Add(SaxDbDfn.GetColumnNameQual(SaxDbDfn.ColumnIdx.Region_Notes, aliasRegion));
if (columns.HasId(SaxRegion.Column.Flags))
query.Columns.Add(SaxDbDfn.GetColumnNameQual(SaxDbDfn.ColumnIdx.Region_Flags, aliasRegion));
if (columns.HasId(SaxRegion.Column.Status) || columns.HasId(SaxRegion.Column.Status_Desc) || columns.HasId(SaxRegion.Column.Status_Ind))
query.Columns.Add(SaxDbDfn.GetColumnNameQual(SaxDbDfn.ColumnIdx.Region_Status, aliasRegion));
if (columns.HasId(SaxRegion.Column.CreateOn_Date))
query.Columns.Add(SaxDbDfn.GetColumnNameQual(SaxDbDfn.ColumnIdx.Region_CreateOn, aliasRegion));
if (columns.HasId(SaxRegion.Column.UpdateOn_Date))
query.Columns.Add(SaxDbDfn.GetColumnNameQual(SaxDbDfn.ColumnIdx.Region_UpdateOn, aliasRegion));
//---------------------------------------------------------------------
// Parent Region.
if (hasParentRegionCols)
{
DbQueryJoin joinParentRegion = new DbQueryJoin(DbJoinType.LeftOuter);
joinParentRegion.Table = new StringPair(SaxDbDfn.GetTableName(SaxDbDfn.TableIdx.Region), aliasRegion_Parent);
joinParentRegion.Filters.Add(SaxDbDfn.GetColumnNameQual(SaxDbDfn.ColumnIdx.Region_Id, aliasRegion_Parent) + "=" + SaxDbDfn.GetColumnNameQual(SaxDbDfn.ColumnIdx.Region_RegionIdParent, aliasRegion));
query.Joins.Add(joinParentRegion);
List<SaxDbDfn.ColumnIdx> cols = new List<SaxDbDfn.ColumnIdx>();
cols.Add(SaxDbDfn.ColumnIdx.Region_RegionType);
cols.Add(SaxDbDfn.ColumnIdx.Region_Name);
foreach (var col in cols)
query.Columns.Add(SaxDbDfn.GetColumnNameQual(col, aliasRegion_Parent), prefixRegion_Parent + SaxDbDfn.GetColumnName(col, false));
}
//---------------------------------------------------------------------
// Child Region count.
if (columns.HasId(SaxRegion.Column.ChildRegionCount))
{
String aliasCount = "aChildRgn";
DbQuery queryCount = new DbQuery(CoreDatabase.DbmsType);
queryCount.Tables.Add(SaxDbDfn.GetTableName(SaxDbDfn.TableIdx.Region), aliasCount);
queryCount.Columns.Add("Count(*)");
queryCount.Filters.Add(SaxDbDfn.GetColumnNameQual(SaxDbDfn.ColumnIdx.Region_RegionIdParent, aliasCount) + "=" + SaxDbDfn.GetColumnNameQual(SaxDbDfn.ColumnIdx.Region_Id, aliasRegion));
query.Columns.Add("(" + queryCount.BuildQuery() + ")", colRegion_ChildRegion_Count);
}
//---------------------------------------------------------------------
// Populate filter.
query.Filters.AddRange(GetRegionQueryFilter(prm));
if (prm.IdsIncluded.Count != 1)
{
// Configure sort sequence.
foreach (String sortColumn in GetRegionSortColumns(prm))
query.OrderBy.Add(sortColumn);
}
//---------------------------------------------------------------------
//return new DbResultSet_DataTableReader(db, query.BuildQuery(prm.ResultsPaging));
return DbResultSet_DataReader.ExecuteQuery(CoreDatabase, query.BuildQuery(prm.ResultsPaging));
}
//-------------------------------------------------------------------
}
//=======================================================================
}