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arcaea-offline/src/arcaea_offline/external/exporters/arcsong/json.py

99 lines
3.3 KiB
Python

import logging
import re
from typing import List, Optional
from sqlalchemy import select
from sqlalchemy.orm import Session
from arcaea_offline.constants.enums.arcaea import ArcaeaLanguage
from arcaea_offline.database.models.v5 import Difficulty, Pack, Song
from .definitions import ArcsongJsonDifficultyItem, ArcsongJsonRoot, ArcsongJsonSongItem
logger = logging.getLogger(__name__)
class ArcsongJsonExporter:
@staticmethod
def craft_difficulty_item(
difficulty: Difficulty, *, base_pack: Optional[Pack]
) -> ArcsongJsonDifficultyItem:
song = difficulty.song
pack = song.pack
chart_info = difficulty.chart_info
song_localized_ja = next(
(lo for lo in song.localized_objects if lo.lang == ArcaeaLanguage.JA),
None,
)
difficulty_localized_ja = next(
(lo for lo in difficulty.localized_objects if lo.lang == ArcaeaLanguage.JA),
None,
)
if difficulty_localized_ja:
name_jp = difficulty_localized_ja.title or ""
elif song_localized_ja:
name_jp = song_localized_ja.title or ""
else:
name_jp = ""
return {
"name_en": difficulty.title or song.title,
"name_jp": name_jp,
"artist": difficulty.artist or song.artist,
"bpm": difficulty.bpm or song.bpm or "",
"bpm_base": difficulty.bpm_base or song.bpm_base or 0.0,
"set": song.pack_id,
"set_friendly": f"{base_pack.name} - {pack.name}"
if base_pack
else pack.name,
"time": 0,
"side": song.side or 0,
"world_unlock": False,
"remote_download": False,
"bg": difficulty.bg or song.bg or "",
"date": difficulty.date or song.date or 0,
"version": difficulty.version or song.version or "",
"difficulty": difficulty.rating * 2 + int(difficulty.rating_plus),
"rating": chart_info.constant or 0 if chart_info else 0,
"note": chart_info.notes or 0 if chart_info else 0,
"chart_designer": difficulty.chart_designer or "",
"jacket_designer": difficulty.jacket_desginer or "",
"jacket_override": difficulty.jacket_override,
"audio_override": difficulty.audio_override,
}
@classmethod
def craft(cls, session: Session) -> ArcsongJsonRoot:
songs = session.scalars(select(Song))
arcsong_songs: List[ArcsongJsonSongItem] = []
for song in songs:
if len(song.difficulties) == 0:
continue
pack = song.pack
if "_append_" in pack.id:
base_pack = session.scalar(
select(Pack).where(Pack.id == re.sub(r"_append_.*$", "", pack.id))
)
else:
base_pack = None
arcsong_difficulties = []
for difficulty in song.difficulties:
arcsong_difficulties.append(
cls.craft_difficulty_item(difficulty, base_pack=base_pack)
)
arcsong_songs.append(
{
"song_id": song.id,
"difficulties": arcsong_difficulties,
"alias": [],
}
)
return {"songs": arcsong_songs}