unit Data.Provider.Temp;

interface

uses
  FireDAC.Comp.Client, System.Classes,  FireDAC.Comp.UI, System.SysUtils,
  System.Generics.Collections, FireDAC.Phys.SQLite;

type
  TBaseProvider = class(TInterfacedObject)
  private

  public

  protected
    procedure Init(ATableName: string; ACreateTableSql: string);
  end;


implementation

uses
  BaseDataModule;

var
  _query: TFDQuery;
  _connection: TFDConnection;
  _driverLink: TFDPhysSQLiteDriverLink;
  _waitCursor: TFDGUIxWaitCursor;

const
  USERS_TABLE_NAME: string = 'Users';
  USERS_CREATE_TABLE: string = 'CREATE TABLE Users('+
    'LoginName string(50), ' +
    'DisplayName string(50), ' +
    'ServerID string(50), ' +
    'Version Integer, ' +
    'Sex byte)';
  USERS_INSERT: string =
    'Insert into Users(LoginName, DisplayName, ServerID, Version, Sex) ' +
    'Values(:LoginName, :DisplayName, :ServerID, :Version, :Sex)';
  USERS_UPDATE: string = 'Update Users Set DisplayName = :DisplayName, ' +
    'Version = :Version, ' +
    'Sex = :Sex, ' +
    'Where LoginName = :LoginName and ServerID = :ServerID';
  USERS_DELETE: string = 'Delete from Users where LoginName = :LoginName and ServerID = :ServerID';
  USERS_SELETE_ONE: string = 'Selete LoginName, DisplayName, ServerID, Version, Sex From Users ' +
    'Where LoginName = :LoginName and ServerID = :ServerID';
  USERS_SELETE_ALL: string = 'Selete LoginName, DisplayName, ServerID, Version, Sex From Users ' +
    'Where ServerID = :ServerID';
{ TTempProvider }

procedure TBaseProvider.Init(ATableName: string; ACreateTableSql: string);
var
  list: TStringList;
  str: string;
  AConnection: TFDCustomConnection;
begin
  AConnection := BaseDataModel.GetConnection;
  list := TStringList.Create;
  try
  AConnection.GetTableNames('','','',list);
  for str in list do
    if string.Compare(str, ATableName, true) = 0 then
      Exit;
  AConnection.ExecSQL(ACreateTableSql);
  finally

  end;
  list.Destroy;
end;


initialization
  {_query := TFDQuery.Create(nil);
  _connection := TFDConnection.Create(nil);
  _driverLink := TFDPhysSQLiteDriverLink.Create(nil);
  _waitCursor := TFDGUIxWaitCursor.Create(nil);

  _connection.Params.Add('DriverID=SQLite');
  _connection.Params.Add('Database=Data\temp.dat'); }

finalization

end.