mirror of
https://github.com/koloideal/Argenta.git
synced 2026-06-10 18:15:28 +03:00
pre-release v1.0.0
This commit is contained in:
@@ -0,0 +1,3 @@
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__all__ = ["App"]
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from argenta.app.models import App
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__all__ = ["AutoCompleter"]
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from argenta.app.autocompleter.entity import AutoCompleter
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@@ -0,0 +1,72 @@
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import os
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import readline
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class AutoCompleter:
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def __init__(self, history_filename: str = False, autocomplete_button: str = 'tab') -> None:
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"""
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Public. Configures and implements auto-completion of input command
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:param history_filename: the name of the file for saving the history of the autocompleter
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:param autocomplete_button: the button for auto-completion
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:return: None
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"""
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self.history_filename = history_filename
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self.autocomplete_button = autocomplete_button
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self.matches: list[str] = []
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def complete(self, text, state) -> str | None:
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"""
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Private. Auto-completion function
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:param text: part of the command being entered
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:param state: the current cursor position is relative to the beginning of the line
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:return: the desired candidate as str or None
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"""
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matches: list[str] = sorted(cmd for cmd in self.get_history_items() if cmd.startswith(text))
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if len(matches) > 1:
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common_prefix = matches[0]
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for match in matches[1:]:
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i = 0
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while i < len(common_prefix) and i < len(match) and common_prefix[i] == match[i]:
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i += 1
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common_prefix = common_prefix[:i]
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if state == 0:
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readline.insert_text(common_prefix[len(text):])
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readline.redisplay()
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return None
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elif len(matches) == 1:
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return matches[0] if state == 0 else None
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else:
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return None
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def initial_setup(self, all_commands: list[str]) -> None:
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"""
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Private. Initial setup function
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:param all_commands: Registered commands for adding them to the autocomplete history
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:return: None
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"""
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if self.history_filename:
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if os.path.exists(self.history_filename):
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readline.read_history_file(self.history_filename)
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else:
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for line in all_commands:
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readline.add_history(line)
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readline.set_completer(self.complete)
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readline.set_completer_delims(readline.get_completer_delims().replace(' ', ''))
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readline.parse_and_bind(f'{self.autocomplete_button}: complete')
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def exit_setup(self) -> None:
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"""
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Private. Exit setup function
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:return: None
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"""
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if self.history_filename:
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readline.write_history_file(self.history_filename)
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@staticmethod
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def get_history_items() -> list[str] | list:
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"""
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Private. Returns a list of all commands entered by the user
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:return: all commands entered by the user as list[str]
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"""
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return [readline.get_history_item(i) for i in range(1, readline.get_current_history_length() + 1)]
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@@ -0,0 +1,12 @@
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from dataclasses import dataclass
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@dataclass
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class PredefinedMessages:
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"""
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Public. A dataclass with predetermined messages for quick use
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"""
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USAGE = '[b dim]Usage[/b dim]: [i]<command> <[green]flags[/green]>[/i]'
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HELP = '[b dim]Help[/b dim]: [i]<command>[/i] [b red]--help[/b red]'
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AUTOCOMPLETE = '[b dim]Autocomplete[/b dim]: [i]<part>[/i] [bold]<tab>'
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@@ -0,0 +1,4 @@
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__all__ = ["StaticDividingLine", "DynamicDividingLine"]
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from argenta.app.dividing_line.models import StaticDividingLine, DynamicDividingLine
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@@ -0,0 +1,68 @@
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from abc import ABC
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class BaseDividingLine(ABC):
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def __init__(self, unit_part: str = '-') -> None:
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"""
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Private. The basic dividing line
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:param unit_part: the single part of the dividing line
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:return: None
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"""
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self._unit_part = unit_part
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def get_unit_part(self) -> str:
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"""
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Private. Returns the unit part of the dividing line
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:return: unit_part of dividing line as str
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"""
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if len(self._unit_part) == 0:
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return ' '
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else:
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return self._unit_part[0]
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class StaticDividingLine(BaseDividingLine):
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def __init__(self, unit_part: str = '-', length: int = 25) -> None:
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"""
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Public. The static dividing line
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:param unit_part: the single part of the dividing line
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:param length: the length of the dividing line
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:return: None
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"""
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super().__init__(unit_part)
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self.length = length
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def get_full_static_line(self, is_override: bool) -> str:
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"""
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Private. Returns the full line of the dividing line
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:param is_override: has the default text layout been redefined
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:return: full line of dividing line as str
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"""
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if is_override:
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return f'\n{self.length * self.get_unit_part()}\n'
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else:
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return f'\n[dim]{self.length * self.get_unit_part()}[/dim]\n'
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class DynamicDividingLine(BaseDividingLine):
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def __init__(self, unit_part: str = '-') -> None:
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"""
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Public. The dynamic dividing line
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:param unit_part: the single part of the dividing line
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:return: None
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"""
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super().__init__(unit_part)
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def get_full_dynamic_line(self, length: int, is_override: bool) -> str:
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"""
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Private. Returns the full line of the dividing line
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:param length: the length of the dividing line
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:param is_override: has the default text layout been redefined
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:return: full line of dividing line as str
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"""
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if is_override:
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return f'\n{length * self.get_unit_part()}\n'
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else:
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return f'\n[dim]{self.get_unit_part() * length}[/dim]\n'
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@@ -0,0 +1,8 @@
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class NoRegisteredHandlersException(Exception):
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"""
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The router has no registered handlers
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"""
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def __init__(self, router_name) -> None:
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self.router_name = router_name
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def __str__(self):
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return f"No Registered Handlers Found For '{self.router_name}'"
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@@ -0,0 +1,393 @@
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from typing import Callable
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from rich.console import Console
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from rich.markup import escape
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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.app.autocompleter import AutoCompleter
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from argenta.app.dividing_line.models import StaticDividingLine, DynamicDividingLine
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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 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,
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initial_message: str,
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farewell_message: str,
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exit_command: Command,
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system_router_title: str | None,
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ignore_command_register: bool,
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dividing_line: StaticDividingLine | DynamicDividingLine,
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repeat_command_groups: bool,
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override_system_messages: bool,
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autocompleter: AutoCompleter,
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print_func: Callable[[str], None]) -> 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._system_router_title = system_router_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._override_system_messages = override_system_messages
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self._autocompleter = autocompleter
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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_gen: Callable[[str, str], str] = lambda command, description: f'[{command}] *=*=* {description}'
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self._registered_routers: RegisteredRouters = RegisteredRouters()
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self._messages_on_startup: list[str] = []
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self._all_registered_triggers_in_lower: list[str] = []
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self._all_registered_triggers_in_default_case: list[str] = []
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self._invalid_input_flags_handler: Callable[[str], None] = lambda raw_command: print_func(f'Incorrect flag syntax: {raw_command}')
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self._repeated_input_flags_handler: Callable[[str], None] = lambda raw_command: print_func(f'Repeated input flags: {raw_command}')
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self._empty_input_command_handler: Callable[[], None] = lambda: print_func('Empty input command')
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self._unknown_command_handler: Callable[[InputCommand], None] = lambda command: print_func(f"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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def set_description_message_pattern(self, pattern: Callable[[str, str], str]) -> None:
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"""
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Public. Sets the output pattern of the available commands
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:param pattern: output pattern of the available commands
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:return: None
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"""
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self._description_message_gen: Callable[[str, str], str] = pattern
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def set_invalid_input_flags_handler(self, handler: Callable[[str], None]) -> None:
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"""
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Public. Sets the handler for incorrect flags when entering a command
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:param handler: handler for incorrect flags when entering a command
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:return: None
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"""
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self._invalid_input_flags_handler = handler
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def set_repeated_input_flags_handler(self, handler: Callable[[str], None]) -> None:
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"""
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Public. Sets the handler for repeated flags when entering a command
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:param handler: handler for repeated flags when entering a command
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:return: None
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"""
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self._repeated_input_flags_handler = handler
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def set_unknown_command_handler(self, handler: Callable[[str], None]) -> None:
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"""
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Public. Sets the handler for unknown commands when entering a command
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:param handler: handler for unknown commands when entering a command
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:return: None
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"""
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self._unknown_command_handler = handler
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def set_empty_command_handler(self, handler: Callable[[], None]) -> None:
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"""
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Public. Sets the handler for empty commands when entering a command
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:param handler: handler for empty commands when entering a command
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:return: None
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"""
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self._empty_input_command_handler = handler
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def set_exit_command_handler(self, handler: Callable[[], None]) -> None:
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"""
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Public. Sets the handler for exit command when entering a command
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:param handler: handler for exit command when entering a command
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:return: None
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"""
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self._exit_command_handler = handler
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def _print_command_group_description(self) -> None:
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"""
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Private. Prints the description of the available commands
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:return: None
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"""
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for registered_router in self._registered_routers:
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if registered_router.get_title():
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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_gen(
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command_handler.get_handled_command().get_trigger(),
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command_handler.get_handled_command().get_description()))
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self._print_func('')
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def _print_framed_text(self, text: str) -> None:
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"""
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Private. Outputs text by framing it in a static or dynamic split strip
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:param text: framed text
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:return: None
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"""
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if isinstance(self._dividing_line, StaticDividingLine):
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self._print_func(self._dividing_line.get_full_static_line(self._override_system_messages))
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self._print_func(text)
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self._print_func(self._dividing_line.get_full_static_line(self._override_system_messages))
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elif isinstance(self._dividing_line, DynamicDividingLine):
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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._dividing_line.get_full_dynamic_line(max_length_line, self._override_system_messages))
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print(text.strip('\n'))
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self._print_func(self._dividing_line.get_full_dynamic_line(max_length_line, self._override_system_messages))
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def _is_exit_command(self, command: InputCommand) -> bool:
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"""
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Private. Checks if the given command is an exit command
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:param command: command to check
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:return: is it an exit command or not as bool
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"""
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if self._ignore_command_register:
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if command.get_trigger().lower() == self._exit_command.get_trigger().lower():
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return True
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elif command.get_trigger().lower() in [x.lower() for x in self._exit_command.get_aliases()]:
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return True
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else:
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if command.get_trigger() == self._exit_command.get_trigger():
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return True
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elif command.get_trigger() in self._exit_command.get_aliases():
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return True
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return False
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def _is_unknown_command(self, command: InputCommand) -> bool:
|
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"""
|
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Private. Checks if the given command is an unknown command
|
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:param command: command to check
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:return: is it an unknown command or not as bool
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"""
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input_command_trigger = command.get_trigger()
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if self._ignore_command_register:
|
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if input_command_trigger.lower() in self._all_registered_triggers_in_lower:
|
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return False
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else:
|
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if input_command_trigger in self._all_registered_triggers_in_default_case:
|
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return False
|
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|
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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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|
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def _error_handler(self, error: BaseInputCommandException, raw_command: str) -> None:
|
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"""
|
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Private. Handles parsing errors of the entered command
|
||||
:param error: error being handled
|
||||
:param raw_command: the raw input command
|
||||
:return: None
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||||
"""
|
||||
match error:
|
||||
case UnprocessedInputFlagException():
|
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self._invalid_input_flags_handler(raw_command)
|
||||
case RepeatedInputFlagsException():
|
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self._repeated_input_flags_handler(raw_command)
|
||||
case EmptyInputCommandException():
|
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self._empty_input_command_handler()
|
||||
|
||||
|
||||
def _validate_included_routers(self) -> None:
|
||||
"""
|
||||
Private. Validates included routers
|
||||
:return: None
|
||||
"""
|
||||
for router in self._registered_routers:
|
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if not router.get_command_handlers():
|
||||
raise NoRegisteredHandlersException(router.get_name())
|
||||
|
||||
|
||||
def _setup_system_router(self) -> None:
|
||||
"""
|
||||
Private. Sets up system router
|
||||
:return: None
|
||||
"""
|
||||
system_router.set_title(self._system_router_title)
|
||||
|
||||
@system_router.command(self._exit_command)
|
||||
def exit_command():
|
||||
self._exit_command_handler()
|
||||
|
||||
if system_router not in self._registered_routers.get_registered_routers():
|
||||
system_router.set_command_register_ignore(self._ignore_command_register)
|
||||
self._registered_routers.add_registered_router(system_router)
|
||||
|
||||
|
||||
def _setup_default_view(self) -> None:
|
||||
"""
|
||||
Private. Sets up default app view
|
||||
:return: None
|
||||
"""
|
||||
if not self._override_system_messages:
|
||||
self._initial_message = f'\n[bold red]{text2art(self._initial_message, font="tarty1")}\n\n'
|
||||
self._farewell_message = (f'[bold red]\n{text2art(f"\n{self._farewell_message}\n", font="chanky")}[/bold red]\n'
|
||||
f'[red i]github.com/koloideal/Argenta[/red i] | [red bold i]made by kolo[/red bold i]\n')
|
||||
self._description_message_gen = lambda command, description: (f'[bold red]{escape("[" + command + "]")}[/bold red] '
|
||||
f'[blue dim]*=*=*[/blue dim] '
|
||||
f'[bold yellow italic]{escape(description)}')
|
||||
self._invalid_input_flags_handler = lambda raw_command: self._print_func(f'[red bold]Incorrect flag syntax: {escape(raw_command)}')
|
||||
self._repeated_input_flags_handler = lambda raw_command: self._print_func(f'[red bold]Repeated input flags: {escape(raw_command)}')
|
||||
self._empty_input_command_handler = lambda: self._print_func('[red bold]Empty input command')
|
||||
self._unknown_command_handler = lambda command: self._print_func(f"[red bold]Unknown command: {escape(command.get_trigger())}")
|
||||
|
||||
|
||||
def _pre_cycle_setup(self) -> None:
|
||||
"""
|
||||
Private. Configures various aspects of the application before the start of the cycle
|
||||
:return: None
|
||||
"""
|
||||
self._setup_default_view()
|
||||
self._setup_system_router()
|
||||
self._validate_included_routers()
|
||||
|
||||
for router_entity in self._registered_routers:
|
||||
self._all_registered_triggers_in_default_case.extend(router_entity.get_triggers())
|
||||
self._all_registered_triggers_in_default_case.extend(router_entity.get_aliases())
|
||||
|
||||
self._all_registered_triggers_in_lower.extend([x.lower() for x in router_entity.get_triggers()])
|
||||
self._all_registered_triggers_in_lower.extend([x.lower() for x in router_entity.get_aliases()])
|
||||
|
||||
self._autocompleter.initial_setup(self._all_registered_triggers_in_lower)
|
||||
|
||||
self._print_func(self._initial_message)
|
||||
|
||||
for message in self._messages_on_startup:
|
||||
self._print_func(message)
|
||||
if self._messages_on_startup:
|
||||
print('\n\n')
|
||||
|
||||
if not self._repeat_command_groups_description:
|
||||
self._print_command_group_description()
|
||||
|
||||
|
||||
|
||||
class App(BaseApp):
|
||||
def __init__(self,
|
||||
prompt: str = '[italic dim bold]What do you want to do?\n',
|
||||
initial_message: str = '\nArgenta\n',
|
||||
farewell_message: str = '\nSee you\n',
|
||||
exit_command: Command = Command('Q', 'Exit command'),
|
||||
system_router_title: str | None = 'System points:',
|
||||
ignore_command_register: bool = True,
|
||||
dividing_line: StaticDividingLine | DynamicDividingLine = StaticDividingLine(),
|
||||
repeat_command_groups: bool = True,
|
||||
override_system_messages: bool = False,
|
||||
autocompleter: AutoCompleter = AutoCompleter(),
|
||||
print_func: Callable[[str], None] = Console().print) -> None:
|
||||
"""
|
||||
Public. The essence of the application itself.
|
||||
Configures and manages all aspects of the behavior and presentation of the user interacting with the user
|
||||
:param prompt: displayed before entering the command
|
||||
:param initial_message: displayed at the start of the app
|
||||
:param farewell_message: displayed at the end of the app
|
||||
:param exit_command: the entity of the command that will be terminated when entered
|
||||
:param system_router_title: system router title
|
||||
:param ignore_command_register: whether to ignore the case of the entered commands
|
||||
:param dividing_line: the entity of the dividing line
|
||||
:param repeat_command_groups: whether to repeat the available commands and their description
|
||||
:param override_system_messages: whether to redefine the default formatting of system messages
|
||||
:param autocompleter: the entity of the autocompleter
|
||||
:param print_func: system messages text output function
|
||||
:return: None
|
||||
"""
|
||||
super().__init__(prompt=prompt,
|
||||
initial_message=initial_message,
|
||||
farewell_message=farewell_message,
|
||||
exit_command=exit_command,
|
||||
system_router_title=system_router_title,
|
||||
ignore_command_register=ignore_command_register,
|
||||
dividing_line=dividing_line,
|
||||
repeat_command_groups=repeat_command_groups,
|
||||
override_system_messages=override_system_messages,
|
||||
autocompleter=autocompleter,
|
||||
print_func=print_func)
|
||||
|
||||
|
||||
def run_polling(self) -> None:
|
||||
"""
|
||||
Private. Starts the user input processing cycle
|
||||
:return: None
|
||||
"""
|
||||
self._pre_cycle_setup()
|
||||
while True:
|
||||
if self._repeat_command_groups_description:
|
||||
self._print_command_group_description()
|
||||
|
||||
raw_command: str = Console().input(self._prompt)
|
||||
|
||||
try:
|
||||
input_command: InputCommand = InputCommand.parse(raw_command=raw_command)
|
||||
except BaseInputCommandException as error:
|
||||
with redirect_stdout(io.StringIO()) as f:
|
||||
self._error_handler(error, raw_command)
|
||||
res: str = f.getvalue()
|
||||
self._print_framed_text(res)
|
||||
continue
|
||||
|
||||
if self._is_exit_command(input_command):
|
||||
system_router.finds_appropriate_handler(input_command)
|
||||
self._autocompleter.exit_setup()
|
||||
return
|
||||
|
||||
if self._is_unknown_command(input_command):
|
||||
continue
|
||||
|
||||
with redirect_stdout(io.StringIO()) as f:
|
||||
for registered_router in self._registered_routers:
|
||||
registered_router.finds_appropriate_handler(input_command)
|
||||
res: str = f.getvalue()
|
||||
self._print_framed_text(res)
|
||||
|
||||
if not self._repeat_command_groups_description:
|
||||
self._print_func(self._prompt)
|
||||
|
||||
|
||||
def include_router(self, router: Router) -> None:
|
||||
"""
|
||||
Public. Registers the router in the application
|
||||
:param router: registered router
|
||||
:return: None
|
||||
"""
|
||||
router.set_command_register_ignore(self._ignore_command_register)
|
||||
self._registered_routers.add_registered_router(router)
|
||||
|
||||
|
||||
def include_routers(self, *routers: Router) -> None:
|
||||
"""
|
||||
Public. Registers the routers in the application
|
||||
:param routers: registered routers
|
||||
:return: None
|
||||
"""
|
||||
for router in routers:
|
||||
self.include_router(router)
|
||||
|
||||
|
||||
def add_message_on_startup(self, message: str) -> None:
|
||||
"""
|
||||
Public. Adds a message that will be displayed when the application is launched
|
||||
:param message: the message being added
|
||||
:return: None
|
||||
"""
|
||||
self._messages_on_startup.append(message)
|
||||
|
||||
@@ -0,0 +1,40 @@
|
||||
from argenta.router import Router
|
||||
|
||||
|
||||
class RegisteredRouters:
|
||||
def __init__(self, registered_routers: list[Router] = None) -> None:
|
||||
"""
|
||||
Private. Combines registered routers
|
||||
:param registered_routers: list of the registered routers
|
||||
:return: None
|
||||
"""
|
||||
self._registered_routers = registered_routers if registered_routers else []
|
||||
|
||||
def get_registered_routers(self) -> list[Router]:
|
||||
"""
|
||||
Private. Returns the registered routers
|
||||
:return: registered routers as list[Router]
|
||||
"""
|
||||
return self._registered_routers
|
||||
|
||||
def add_registered_router(self, router: Router) -> None:
|
||||
"""
|
||||
Private. Adds a new registered router
|
||||
:param router: registered router
|
||||
:return: None
|
||||
"""
|
||||
self._registered_routers.append(router)
|
||||
|
||||
def add_registered_routers(self, *routers: Router) -> None:
|
||||
"""
|
||||
Private. Adds new registered routers
|
||||
:param routers: registered routers
|
||||
:return: None
|
||||
"""
|
||||
self._registered_routers.extend(routers)
|
||||
|
||||
def __iter__(self):
|
||||
return iter(self._registered_routers)
|
||||
|
||||
def __next__(self):
|
||||
return next(iter(self._registered_routers))
|
||||
Reference in New Issue
Block a user