283375 a9d7681ee7
refactor: moving ui.extends to core
* Settings and Singletons moved
2024-06-20 21:30:21 +08:00

85 lines
2.5 KiB
Python

import json
import sys
from functools import cached_property
from pathlib import Path
from typing import Literal, Optional, overload
from arcaea_offline.models import Chart, Difficulty, Song
from PySide6.QtCore import QFile
from core.singleton import Singleton
TPartnerModifier = dict[str, Literal[0, 1, 2]]
class Data(metaclass=Singleton):
def __init__(self):
root = Path(sys.argv[0]).parent
self.__dataPath = (root / "data").resolve()
@property
def dataPath(self):
return self.__dataPath
@cached_property
def partnerModifiers(self) -> TPartnerModifier:
data = {}
builtinFile = QFile(":/partnerModifiers.json")
builtinFile.open(QFile.OpenModeFlag.ReadOnly)
builtinData = json.loads(str(builtinFile.readAll(), encoding="utf-8"))
builtinFile.close()
data |= builtinData
customFile = self.dataPath / "partnerModifiers.json"
if customFile.exists():
with open(customFile, "r", encoding="utf-8") as f:
customData = json.loads(f.read())
data |= customData
return data
def expirePartnerModifiersCache(self):
# expire property caches
# https://stackoverflow.com/a/69367025/16484891, CC BY-SA 4.0
self.__dict__.pop("partnerModifiers", None)
@property
def arcaeaPath(self):
return self.dataPath / "Arcaea"
@overload
def getJacketPath(self, chart: Chart, /) -> Path | None: ...
@overload
def getJacketPath(
self, song: Song, difficulty: Optional[Difficulty] = None, /
) -> Path | None: ...
def getJacketPath(self, *args) -> Path | None:
if isinstance(args[0], Chart):
chart = args[0]
ratingSpecified = f"{chart.song_id}_{chart.rating_class}"
base = chart.song_id
elif isinstance(args[0], Song):
song = args[0]
difficulty = args[1]
ratingSpecified = (
f"{song.id}_{difficulty.rating_class}"
if isinstance(difficulty, Difficulty)
else song.id
)
base = song.id
else:
raise ValueError()
ratingSpecified += ".jpg"
base += ".jpg"
jacketsPath = self.arcaeaPath / "Song"
if (jacketsPath / ratingSpecified).exists():
return jacketsPath / ratingSpecified
elif (jacketsPath / base).exists():
return jacketsPath / base
else:
return None