mirror of
https://github.com/koloideal/Argenta.git
synced 2026-06-10 18:15:28 +03:00
127 lines
4.8 KiB
Python
127 lines
4.8 KiB
Python
from typing import Callable, Any
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from inspect import getfullargspec
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from argenta.command import Command
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from argenta.command.models import InputCommand
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from argenta.router.command_handlers.entity import CommandHandlers
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from argenta.router.command_handler.entity import CommandHandler
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from argenta.command.flag.models import Flag, Flags, InputFlags
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from argenta.router.exceptions import (RepeatedFlagNameException,
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TooManyTransferredArgsException,
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RequiredArgumentNotPassedException,
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IncorrectNumberOfHandlerArgsException,
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TriggerCannotContainSpacesException)
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class Router:
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def __init__(self,
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title: str = 'Commands group title:',
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name: str = 'Default'):
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self._title = title
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self._name = name
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self._command_handlers: CommandHandlers = CommandHandlers()
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self._ignore_command_register: bool = False
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self._not_valid_flag_handler: Callable[[Flag], None] = lambda flag: print(f"Undefined or incorrect input flag: {flag.get_string_entity()}{(' '+flag.get_value()) if flag.get_value() else ''}")
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def command(self, command: Command) -> Callable[[Any], Any]:
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self._validate_command(command)
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def command_decorator(func):
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Router._validate_func_args(command, func)
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self._command_handlers.add_command_handler(CommandHandler(func, command))
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def wrapper(*args, **kwargs):
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return func(*args, **kwargs)
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return wrapper
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return command_decorator
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def set_invalid_input_flag_handler(self, func):
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processed_args = getfullargspec(func).args
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if len(processed_args) != 1:
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raise IncorrectNumberOfHandlerArgsException()
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else:
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self._not_valid_flag_handler = func
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def input_command_handler(self, input_command: InputCommand):
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input_command_name: str = input_command.get_trigger()
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input_command_flags: InputFlags = input_command.get_input_flags()
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for command_handler in self._command_handlers:
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handle_command = command_handler.get_handled_command()
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if input_command_name.lower() == handle_command.get_trigger().lower():
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if handle_command.get_registered_flags().get_flags():
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if input_command_flags.get_flags():
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if self._validate_input_flags(handle_command, input_command_flags):
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command_handler.handling(input_command_flags)
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return
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else:
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command_handler.handling(input_command_flags)
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return
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else:
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if input_command_flags.get_flags():
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self._not_valid_flag_handler(input_command_flags[0])
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return
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else:
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command_handler.handling()
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return
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def _validate_input_flags(self, handle_command: Command, input_flags: InputFlags):
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for flag in input_flags:
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is_valid = handle_command.validate_input_flag(flag)
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if not is_valid:
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self._not_valid_flag_handler(flag)
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return False
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return True
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@staticmethod
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def _validate_command(command: Command):
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command_name: str = command.get_trigger()
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if command_name.find(' ') != -1:
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raise TriggerCannotContainSpacesException()
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flags: Flags = command.get_registered_flags()
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if flags:
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flags_name: list = [x.get_string_entity().lower() for x in flags]
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if len(set(flags_name)) < len(flags_name):
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raise RepeatedFlagNameException()
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@staticmethod
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def _validate_func_args(command: Command, func: Callable):
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registered_args = command.get_registered_flags()
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transferred_args = getfullargspec(func).args
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if registered_args.get_flags() and transferred_args:
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if len(transferred_args) != 1:
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raise TooManyTransferredArgsException()
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elif registered_args.get_flags() and not transferred_args:
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raise RequiredArgumentNotPassedException()
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elif not registered_args.get_flags() and transferred_args:
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raise TooManyTransferredArgsException()
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def set_ignore_command_register(self, ignore_command_register: bool):
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self._ignore_command_register = ignore_command_register
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def get_command_handlers(self) -> CommandHandlers:
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return self._command_handlers
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def get_name(self) -> str:
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return self._name
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def get_title(self) -> str:
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return self._title
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def set_title(self, title: str):
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self._title = title
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