44 lines
1.6 KiB
Python
44 lines
1.6 KiB
Python
from __future__ import annotations
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from app.features.presets.models import PresetModel
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from app.features.presets.repository import PresetsRepository
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from app.features.presets.schemas import Preset
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from app.features.presets.utils import preset_name
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from app.library.Services import Services
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from app.library.Singleton import Singleton
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class Presets(metaclass=Singleton):
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def __init__(self, repo: PresetsRepository | None = None) -> None:
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self._repo: PresetsRepository = repo or PresetsRepository.get_instance()
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self._cache: list[tuple[int, str, Preset]] = []
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Services.get_instance().add(type(self).__name__, self)
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@staticmethod
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def get_instance() -> Presets:
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return Presets()
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async def refresh_cache(self, items: list[PresetModel]) -> None:
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presets = [Preset.model_validate(item) for item in items]
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self._cache = [(preset.id if preset.id is not None else -1, preset.name, preset) for preset in presets]
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def get_all(self) -> list[Preset]:
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return [preset for _, _, preset in self._cache]
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def get(self, identifier: int | str) -> Preset | None:
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if not identifier:
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return None
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if isinstance(identifier, str) and not (identifier := preset_name(identifier)):
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return None
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for id, name, preset in self._cache:
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if isinstance(identifier, int) and id == identifier:
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return preset
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if isinstance(identifier, str) and name == identifier:
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return preset
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return None
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def has(self, identifier: int | str) -> bool:
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return self.get(identifier) is not None
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