1"""LICENSE 

2Copyright 2015 Hermann Krumrey <hermann@krumreyh.com> 

3 

4This file is part of toktokkie. 

5 

6toktokkie is free software: you can redistribute it and/or modify 

7it under the terms of the GNU General Public License as published by 

8the Free Software Foundation, either version 3 of the License, or 

9(at your option) any later version. 

10 

11toktokkie is distributed in the hope that it will be useful, 

12but WITHOUT ANY WARRANTY; without even the implied warranty of 

13MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 

14GNU General Public License for more details. 

15 

16You should have received a copy of the GNU General Public License 

17along with toktokkie. If not, see <http://www.gnu.org/licenses/>. 

18LICENSE""" 

19 

20import argparse 

21from toktokkie.Directory import Directory 

22from toktokkie.enums import MediaType 

23from toktokkie.commands.Command import Command 

24from toktokkie.exceptions import InvalidDirectoryState 

25 

26 

27class MetadataGenCommand(Command): 

28 """ 

29 Class that encapsulates behaviour of the metadata-gen command 

30 """ 

31 

32 @classmethod 

33 def name(cls) -> str: 

34 """ 

35 :return: The command name 

36 """ 

37 return "metadata-gen" 

38 

39 @classmethod 

40 def help(cls) -> str: 

41 """ 

42 :return: The help message for the command 

43 """ 

44 return "Creates new metadata configuration for a directory" 

45 

46 @classmethod 

47 def prepare_parser(cls, parser: argparse.ArgumentParser): 

48 """ 

49 Prepares an argumentparser for this command 

50 :param parser: The parser to prepare 

51 :return: None 

52 """ 

53 # noinspection PyTypeChecker 

54 media_types = list(map(lambda x: x.value, list(MediaType))) 

55 parser.add_argument("media_type", choices=set(media_types), 

56 help="The media type of the metadata") 

57 cls.add_directories_arg(parser) 

58 

59 def execute(self): 

60 """ 

61 Executes the commands 

62 :return: None 

63 """ 

64 for directory in self.args.directories: 

65 

66 try: 

67 generated = Directory.prompt( 

68 directory, 

69 self.args.media_type 

70 ).metadata 

71 generated.print_folder_icon_source() 

72 except InvalidDirectoryState as e: 

73 self.logger.warning(f"Invalid state for directory {directory}:" 

74 f" {e}")