from __future__ import annotations
from typing import TYPE_CHECKING

if TYPE_CHECKING:
    from .App import App


class Input:
    def __init__(self, app: App) -> None:
        self._app = app

    def handle(self, key: str) -> bool:
        if 'q' == key:
            return False
        elif key in ('j', 'KEY_DOWN'):
            self.app.cursor.down(len(self.app.items))
        elif key in ('k', 'KEY_UP'):
            self.app.cursor.up()
        return True

    @property
    def app(self) -> App:
        return self._app