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1from cleo.helpers import argument 

2 

3from pystratum_cli.command.BaseCommand import BaseCommand 

4 

5 

6class RoutineLoaderCommand(BaseCommand): 

7 """ 

8 Command for loading stored routines into a database instance from pseudo SQL files. 

9 """ 

10 name = 'loader' 

11 description = 'Command for loading stored routines into a database instance from pseudo SQL files.' 

12 arguments = [argument(name='config_file', description='The stratum configuration file.'), 

13 argument(name='file_names', description='Sources with stored routines', optional=True, multiple=True)] 

14 

15 # ------------------------------------------------------------------------------------------------------------------ 

16 def handle(self) -> int: 

17 """ 

18 Executes constants command when StratumCommand is activated. 

19 """ 

20 self._read_config_file() 

21 

22 factory = self._create_backend_factory() 

23 worker = factory.create_routine_loader_worker(self._config, self._io) 

24 file_names = self.argument('file_names') 

25 

26 if not worker: 

27 self._io.title('Loader') 

28 self._io.error('Loader command is not implemented by the backend') 

29 return -1 

30 

31 return worker.execute(file_names) 

32 

33# ----------------------------------------------------------------------------------------------------------------------