mirror of
https://github.com/koloideal/Argenta.git
synced 2026-06-10 10:05:28 +03:00
227 lines
9.5 KiB
Python
227 lines
9.5 KiB
Python
from typing import Callable
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from rich.console import Console
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from art import text2art
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from contextlib import redirect_stdout
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import io
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import re
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from argenta.command.models import Command, InputCommand
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from argenta.router import Router
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from argenta.router.defaults import system_router
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from argenta.command.exceptions import (UnprocessedInputFlagException,
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RepeatedInputFlagsException,
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EmptyInputCommandException,
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BaseInputCommandException)
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from argenta.app.exceptions import (InvalidRouterInstanceException,
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InvalidDescriptionMessagePatternException,
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NoRegisteredRoutersException,
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NoRegisteredHandlersException)
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from argenta.app.registered_routers.entity import RegisteredRouters
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class BaseApp:
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def __init__(self,
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prompt: str = '[italic dim bold]What do you want to do?\n',
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initial_message: str = 'Argenta',
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farewell_message: str = 'See you',
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exit_command: str = 'Q',
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exit_command_description: str = 'Exit command',
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system_points_title: str = 'System points:',
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ignore_command_register: bool = True,
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dividing_line: str = '-',
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repeat_command_groups: bool = True,
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print_func: Callable[[str], None] = Console().print) -> None:
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self._prompt = prompt
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self._print_func = print_func
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self._exit_command = exit_command
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self._exit_command_description = exit_command_description
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self._system_points_title = system_points_title
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self._dividing_line = dividing_line
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self._ignore_command_register = ignore_command_register
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self._repeat_command_groups_description = repeat_command_groups
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self.farewell_message = farewell_message
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self.initial_message = initial_message
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self._description_message_pattern: str = '[bold red][{command}][/bold red] [blue dim]*=*=*[/blue dim] [bold yellow italic]{description}'
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self._registered_routers: RegisteredRouters = RegisteredRouters()
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self._messages_on_startup = []
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self.invalid_input_flags_handler: Callable[[str], None] = lambda raw_command: print_func(f'[red bold]Incorrect flag syntax: {raw_command}')
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self.repeated_input_flags_handler: Callable[[str], None] = lambda raw_command: print_func(f'[red bold]Repeated input flags: {raw_command}')
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self.empty_input_command_handler: Callable[[], None] = lambda: print_func('[red bold]Empty input command')
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self.unknown_command_handler: Callable[[InputCommand], None] = lambda command: print_func(f"[red bold]Unknown command: {command.get_trigger()}")
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self.exit_command_handler: Callable[[], None] = lambda: print_func(self.farewell_message)
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self._setup_default_view(is_initial_message_default=initial_message == 'Argenta',
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is_farewell_message_default=farewell_message == 'See you')
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def _setup_default_view(self, is_initial_message_default: bool,
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is_farewell_message_default: bool):
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if is_initial_message_default:
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self.initial_message = f'\n[bold red]{text2art('Argenta', font='tarty1')}\n\n'
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if is_farewell_message_default:
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self.farewell_message = (f'[bold red]\n{text2art('\nSee you\n', font='chanky')}[/bold red]\n'
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f'[red i]github.com/koloideal/Argenta[/red i] | '
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f'[red bold i]made by kolo[/red bold i]\n')
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def _validate_number_of_routers(self) -> None:
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if not self._registered_routers:
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raise NoRegisteredRoutersException()
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def _validate_included_routers(self) -> None:
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for router in self._registered_routers:
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if not router.get_command_handlers():
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raise NoRegisteredHandlersException(router.get_name())
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def _is_exit_command(self, command: InputCommand):
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if command.get_trigger().lower() == self._exit_command.lower():
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if self._ignore_command_register:
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system_router.input_command_handler(command)
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return True
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elif command.get_trigger() == self._exit_command:
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system_router.input_command_handler(command)
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return True
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return False
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def _is_unknown_command(self, command: InputCommand):
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for router_entity in self._registered_routers:
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for command_handler in router_entity.get_command_handlers():
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handled_command_trigger = command_handler.get_handled_command().get_trigger()
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if handled_command_trigger.lower() == command.get_trigger().lower() and self._ignore_command_register:
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return False
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elif handled_command_trigger == command.get_trigger():
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return False
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with redirect_stdout(io.StringIO()) as f:
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self.unknown_command_handler(command)
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res: str = f.getvalue()
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self._print_framed_text(res)
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return True
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def _print_command_group_description(self):
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for registered_router in self._registered_routers:
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self._print_func(registered_router.get_title())
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for command_handler in registered_router.get_command_handlers():
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self._print_func(self._description_message_pattern.format(
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command=command_handler.get_handled_command().get_trigger(),
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description=command_handler.get_handled_command().get_description()))
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self._print_func('')
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def _error_handler(self, error: BaseInputCommandException, raw_command: str) -> None:
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match error:
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case UnprocessedInputFlagException():
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self.invalid_input_flags_handler(raw_command)
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case RepeatedInputFlagsException():
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self.repeated_input_flags_handler(raw_command)
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case EmptyInputCommandException():
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self.empty_input_command_handler()
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@staticmethod
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def _make_line_separator(size: int, one_part_of_sep: str):
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return f'\n[dim]{one_part_of_sep * size}[/dim]\n'
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def _print_framed_text(self, text: str):
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clear_text = re.sub(r'\u001b\[[0-9;]*m', '', text)
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max_length_line = max([len(line) for line in clear_text.split('\n')])
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max_length_line = max_length_line if 10 <= max_length_line <= 80 else 80 if max_length_line > 80 else 10
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self._print_func(self._make_line_separator(max_length_line, self._dividing_line))
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print(text.strip('\n'))
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self._print_func(self._make_line_separator(max_length_line, self._dividing_line))
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class App(BaseApp):
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def start_polling(self) -> None:
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self._setup_system_router()
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self._validate_number_of_routers()
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self._validate_included_routers()
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self._print_func(self.initial_message)
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for message in self._messages_on_startup:
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self._print_func(message)
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if not self._repeat_command_groups_description:
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self._print_command_group_description()
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while True:
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if self._repeat_command_groups_description:
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self._print_command_group_description()
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raw_command: str = Console().input(self._prompt)
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try:
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input_command: InputCommand = InputCommand.parse(raw_command=raw_command)
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except BaseInputCommandException as error:
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with redirect_stdout(io.StringIO()) as f:
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self._error_handler(error, raw_command)
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res: str = f.getvalue()
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self._print_framed_text(res)
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continue
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if self._is_exit_command(input_command):
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return
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if self._is_unknown_command(input_command):
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continue
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with redirect_stdout(io.StringIO()) as f:
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for registered_router in self._registered_routers:
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registered_router.input_command_handler(input_command)
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res: str = f.getvalue()
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self._print_framed_text(res)
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if not self._repeat_command_groups_description:
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self._print_func(self._prompt)
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def include_router(self, router: Router) -> None:
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if not isinstance(router, Router):
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raise InvalidRouterInstanceException()
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router.set_ignore_command_register(self._ignore_command_register)
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self._registered_routers.add_registered_router(router)
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def include_routers(self, *routers: Router) -> None:
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for router in routers:
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self.include_router(router)
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def add_message_on_startup(self, message: str) -> None:
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self._messages_on_startup.append(message)
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def set_description_message_pattern(self, pattern: str) -> None:
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first_check = re.match(r'.*{command}.*', pattern)
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second_check = re.match(r'.*{description}.*', pattern)
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if bool(first_check) and bool(second_check):
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self._description_message_pattern: str = pattern
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else:
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raise InvalidDescriptionMessagePatternException(pattern)
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def _setup_system_router(self):
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system_router.set_title(self._system_points_title)
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@system_router.command(Command(self._exit_command, self._exit_command_description))
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def exit_command():
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self.exit_command_handler()
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if system_router not in self._registered_routers.get_registered_routers():
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self.include_router(system_router)
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