Tirsvad
f45d6036e4
Review record RC-041 (Go, autonomous mode, not independent). Task: MIL-008#1 Task: MIL-008#2 Task: MIL-008#3 Task: MIL-008#4 Task: MIL-008#5 Task: MIL-008#6 Task: MIL-008#7 Task: MIL-008#8
54 lines
1.4 KiB
Python
54 lines
1.4 KiB
Python
"""View model of the level screen.
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@file level_view_model.py
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@brief Exposes the title and the level choices; free of any Tkinter import.
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"""
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from collections.abc import Sequence
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from dataclasses import dataclass
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from flash_card.constants import LEVEL_CHOICES, LEVEL_TITLE
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from flash_card.domain.value_objects.level import Level
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@dataclass(frozen=True, slots=True)
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class LevelChoice:
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"""One choice on the level screen."""
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## @brief Text of the choice.
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label: str
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## @brief The level the choice stands for.
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level: Level
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class LevelViewModel:
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"""Data the level view shows."""
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def __init__(self, choices: Sequence[tuple[str, int | None]] | None = None) -> None:
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"""Create the view model.
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@param choices Label and word limit of each choice, or None for the
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choices of the program.
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"""
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source = LEVEL_CHOICES if choices is None else choices
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## @brief The choices in display order.
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self._choices = tuple(
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LevelChoice(label, Level(limit)) for label, limit in source
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)
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@property
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def title(self) -> str:
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"""Return the title of the screen.
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@return The title text.
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"""
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return LEVEL_TITLE
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@property
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def choices(self) -> tuple[LevelChoice, ...]:
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"""Return the choices.
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@return The choices in display order.
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"""
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return self._choices
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