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| ///////////////////////////////////////////////////////////////////////////
// //
// Copyright (c) 2015 by Charta Software B.V. //
// All rights reserved //
// //
// Version: 1.7.0.83525 //
// Web site: https://pascal.chartasoftware.com/ //
// //
// This code and information are provided "as is" without warranty of //
// any kind. Dissemination of this information or reproduction of //
// this material is strictly forbidden unless prior written permission //
// is obtained from Charta Software B.V.. //
// //
///////////////////////////////////////////////////////////////////////////
unit SimpleTable.Source;
interface
uses
Collection.Map,
Object_.ReferenceCounted,
SimpleTable,
Text,
Type_,
WebSite.Request;
type
TSimpleTableSource = class(TReferenceCountedObject)
public
function GetSimpleTable(Request: TWebSiteRequest): TSimpleTable; virtual; abstract;
procedure ReturnSimpleTable(SimpleTable: TSimpleTable); virtual; abstract;
function GetType(): TType; virtual;
end;
TDefaultSimpleTableSource = class(TSimpleTableSource)
protected
SimpleTable: TSimpleTable;
public
constructor Create(SimpleTable: TSimpleTable); reintroduce; virtual;
destructor Destroy; override;
function GetSimpleTable(Request: TWebSiteRequest): TSimpleTable; override;
procedure ReturnSimpleTable(SimpleTable: TSimpleTable); override;
function GetType(): TType; override;
end;
TPerDateTableSource = class(TSimpleTableSource)
protected
TableIndex: TMap<TText, TSimpleTable>;
public
constructor Create(); override;
destructor Destroy(); override;
function GetSimpleTable(Request: TWebSiteRequest): TSimpleTable; override;
procedure ReturnSimpleTable(SimpleTable: TSimpleTable); override;
function CreateTableForDate(Date: TText): TSimpleTable; virtual; abstract;
end;
implementation
uses
Collection.Map.Sorted.List,
DateTime,
Object_.Reference.Owner,
Text.Collation;
{ TDefaultSimpleTableSource }
constructor TDefaultSimpleTableSource.Create(SimpleTable: TSimpleTable);
begin
inherited Create();
Self.SimpleTable := SimpleTable;
end;
destructor TDefaultSimpleTableSource.Destroy();
begin
SimpleTable.Free();
inherited Destroy();
end;
function TDefaultSimpleTableSource.GetSimpleTable(Request: TWebSiteRequest): TSimpleTable;
begin
Result := SimpleTable;
end;
function TDefaultSimpleTableSource.GetType(): TType;
begin
Result := SimpleTable.Table.GetType();
end;
procedure TDefaultSimpleTableSource.ReturnSimpleTable(SimpleTable: TSimpleTable);
begin
end;
{ TPerDateTableSource }
constructor TPerDateTableSource.Create();
begin
inherited Create();
TableIndex := TSortedListMap<TText, TSimpleTable>.Create(TTextCollation.DefaultCaseSensitive);
TableIndex.ValueManager := TReferenceOwner<TSimpleTable>.Create();
end;
destructor TPerDateTableSource.Destroy();
begin
TableIndex.Free();
inherited Destroy();
end;
function TPerDateTableSource.GetSimpleTable(Request: TWebSiteRequest): TSimpleTable;
var
Date: TText;
begin
if Request.FilterValues.Count > 0 then
Date := Request.FilterValues.Last
else
Date := DateTimeToText(Now_Local());
Result := TableIndex[Date];
if Result = nil then
begin
Result := CreateTableForDate(Date);
TableIndex[Date]:= Result;
end;
end;
procedure TPerDateTableSource.ReturnSimpleTable(SimpleTable: TSimpleTable);
begin
end;
{ TSimpleTableSource }
function TSimpleTableSource.GetType(): TType;
begin
Result := nil;
end;
end.
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