Files
g0v0-server/app/database/playlists.py
2025-08-07 07:37:24 +00:00

141 lines
4.5 KiB
Python

from datetime import datetime
from typing import TYPE_CHECKING
from app.models.model import UTCBaseModel
from app.models.mods import APIMod
from app.models.multiplayer_hub import PlaylistItem
from .beatmap import Beatmap, BeatmapResp
from sqlmodel import (
JSON,
BigInteger,
Column,
DateTime,
Field,
ForeignKey,
Relationship,
SQLModel,
func,
select,
)
from sqlmodel.ext.asyncio.session import AsyncSession
if TYPE_CHECKING:
from .room import Room
class PlaylistBase(SQLModel, UTCBaseModel):
id: int = Field(index=True)
owner_id: int = Field(sa_column=Column(BigInteger, ForeignKey("lazer_users.id")))
ruleset_id: int = Field(ge=0, le=3)
expired: bool = Field(default=False)
playlist_order: int = Field(default=0)
played_at: datetime | None = Field(
sa_column=Column(DateTime(timezone=True)),
default=None,
)
allowed_mods: list[APIMod] = Field(
default_factory=list,
sa_column=Column(JSON),
)
required_mods: list[APIMod] = Field(
default_factory=list,
sa_column=Column(JSON),
)
beatmap_id: int = Field(
foreign_key="beatmaps.id",
)
freestyle: bool = Field(default=False)
class Playlist(PlaylistBase, table=True):
__tablename__ = "room_playlists" # pyright: ignore[reportAssignmentType]
db_id: int = Field(default=None, primary_key=True, index=True, exclude=True)
room_id: int = Field(foreign_key="rooms.id", exclude=True)
beatmap: Beatmap = Relationship(
sa_relationship_kwargs={
"lazy": "joined",
}
)
room: "Room" = Relationship()
@classmethod
async def get_next_id_for_room(cls, room_id: int, session: AsyncSession) -> int:
stmt = select(func.coalesce(func.max(cls.id), -1) + 1).where(
cls.room_id == room_id
)
result = await session.exec(stmt)
return result.one()
@classmethod
async def from_hub(
cls, playlist: PlaylistItem, room_id: int, session: AsyncSession
) -> "Playlist":
next_id = await cls.get_next_id_for_room(room_id, session=session)
return cls(
id=next_id,
owner_id=playlist.owner_id,
ruleset_id=playlist.ruleset_id,
beatmap_id=playlist.beatmap_id,
required_mods=playlist.required_mods,
allowed_mods=playlist.allowed_mods,
expired=playlist.expired,
playlist_order=playlist.playlist_order,
played_at=playlist.played_at,
freestyle=playlist.freestyle,
room_id=room_id,
)
@classmethod
async def update(cls, playlist: PlaylistItem, room_id: int, session: AsyncSession):
db_playlist = await session.exec(
select(cls).where(cls.id == playlist.id, cls.room_id == room_id)
)
db_playlist = db_playlist.first()
if db_playlist is None:
raise ValueError("Playlist item not found")
db_playlist.owner_id = playlist.owner_id
db_playlist.ruleset_id = playlist.ruleset_id
db_playlist.beatmap_id = playlist.beatmap_id
db_playlist.required_mods = playlist.required_mods
db_playlist.allowed_mods = playlist.allowed_mods
db_playlist.expired = playlist.expired
db_playlist.playlist_order = playlist.playlist_order
db_playlist.played_at = playlist.played_at
db_playlist.freestyle = playlist.freestyle
await session.commit()
@classmethod
async def add_to_db(
cls, playlist: PlaylistItem, room_id: int, session: AsyncSession
):
db_playlist = await cls.from_hub(playlist, room_id, session)
session.add(db_playlist)
await session.commit()
await session.refresh(db_playlist)
playlist.id = db_playlist.id
@classmethod
async def delete_item(cls, item_id: int, room_id: int, session: AsyncSession):
db_playlist = await session.exec(
select(cls).where(cls.id == item_id, cls.room_id == room_id)
)
db_playlist = db_playlist.first()
if db_playlist is None:
raise ValueError("Playlist item not found")
await session.delete(db_playlist)
await session.commit()
class PlaylistResp(PlaylistBase):
beatmap: BeatmapResp | None = None
@classmethod
async def from_db(cls, playlist: Playlist) -> "PlaylistResp":
data = playlist.model_dump()
data["beatmap"] = await BeatmapResp.from_db(playlist.beatmap, from_set=True)
resp = cls.model_validate(data)
return resp