unit DataModule;

interface

uses
  mybean.core.objects, System.SysUtils, InterfaceDataProvider;

type
  TDataModule = class(TMyBeanInterfacedObject, IDataModel)
  public
    constructor Create; override;
    destructor Destroy; override;
    procedure Install(ALoginName, ADir: WideString); stdcall;
    procedure Uninstall; stdcall;
  end;

implementation

uses
  BaseDataModule, LoggerImport;

{ TDataModule }

constructor TDataModule.Create;
begin
  inherited;
  if BaseDataModel = nil then
    BaseDataModel := TBaseDataModel.Create(nil);
end;

destructor TDataModule.Destroy;
begin
  if BaseDataModel <> nil then
    FreeAndNil(BaseDataModel);
  inherited;
end;

procedure TDataModule.Install(ALoginName, ADir: WideString);
begin
  try
    if not DirectoryExists(ADir) then
      ForceDirectories(ADir);
  except
    on E: Exception do
    begin
      Error(E.Message, 'TDataModule.Install');
    end;
  end;
  if BaseDataModel = nil then
    BaseDataModel := TBaseDataModel.Create(nil);
  BaseDataModel.Install(ALoginName, ADir);
end;

procedure TDataModule.Uninstall;
begin
  if BaseDataModel <> nil then
    BaseDataModel.Uninstall;
end;

end.