292 lines
9.9 KiB
Python
292 lines
9.9 KiB
Python
from __future__ import annotations
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from datetime import UTC, datetime, timedelta
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from typing import Literal
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from app.database.beatmap import Beatmap, BeatmapResp
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from app.database.beatmapset import BeatmapsetResp
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from app.database.lazer_user import User, UserResp
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from app.database.multiplayer_event import MultiplayerEvent, MultiplayerEventResp
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from app.database.playlist_attempts import ItemAttemptsCount, ItemAttemptsResp
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from app.database.playlists import Playlist, PlaylistResp
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from app.database.room import Room, RoomBase, RoomResp
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from app.database.score import Score
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from app.dependencies.database import get_db, get_redis
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from app.dependencies.fetcher import get_fetcher
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from app.dependencies.user import get_current_user
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from app.fetcher import Fetcher
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from app.models.room import RoomStatus
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from app.signalr.hub import MultiplayerHubs
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from .api_router import router
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from fastapi import Depends, HTTPException, Query
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from pydantic import BaseModel, Field
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from redis.asyncio import Redis
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from sqlmodel import col, select
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from sqlmodel.ext.asyncio.session import AsyncSession
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@router.get("/rooms", tags=["rooms"], response_model=list[RoomResp])
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async def get_all_rooms(
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mode: Literal["open", "ended", "participated", "owned", None] = Query(
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default="open"
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), # TODO: 对房间根据状态进行筛选
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category: str = Query(default="realtime"), # TODO
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status: RoomStatus | None = Query(None),
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db: AsyncSession = Depends(get_db),
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fetcher: Fetcher = Depends(get_fetcher),
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redis: Redis = Depends(get_redis),
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current_user: User = Depends(get_current_user),
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):
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resp_list: list[RoomResp] = []
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db_rooms = (await db.exec(select(Room).where(True))).unique().all()
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for room in db_rooms:
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# if room.ends_at is not None and room.ends_at > datetime.now(UTC):
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resp_list.append(await RoomResp.from_db(room))
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return resp_list
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class APICreatedRoom(RoomResp):
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error: str = ""
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class APIUploadedRoom(RoomBase):
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def to_room(self) -> Room:
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"""
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将 APIUploadedRoom 转换为 Room 对象，playlist 字段需单独处理。
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"""
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room_dict = self.model_dump()
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room_dict.pop("playlist", None)
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# host_id 已在字段中
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return Room(**room_dict)
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id: int | None
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host_id: int | None = None
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playlist: list[Playlist]
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@router.post("/rooms", tags=["room"], response_model=APICreatedRoom)
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async def create_room(
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room: APIUploadedRoom,
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db: AsyncSession = Depends(get_db),
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current_user: User = Depends(get_current_user),
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):
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# db_room = Room.from_resp(room)
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await db.refresh(current_user)
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user_id = current_user.id
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db_room = room.to_room()
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db_room.host_id = current_user.id if current_user.id else 1
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db_room.starts_at = datetime.now(UTC)
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db_room.ends_at = db_room.starts_at + timedelta(
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minutes=db_room.duration if db_room.duration is not None else 0
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)
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db.add(db_room)
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await db.commit()
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await db.refresh(db_room)
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playlist: list[Playlist] = []
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# 处理 APIUploadedRoom 里的 playlist 字段
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for item in room.playlist:
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# 确保 room_id 正确赋值
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item.id = await Playlist.get_next_id_for_room(db_room.id, db)
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item.room_id = db_room.id
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item.owner_id = user_id if user_id else 1
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db.add(item)
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await db.commit()
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await db.refresh(item)
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playlist.append(item)
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await db.refresh(db_room)
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db_room.playlist = playlist
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await db.refresh(db_room)
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created_room = APICreatedRoom.model_validate(await RoomResp.from_db(db_room))
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created_room.error = ""
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return created_room
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@router.get("/rooms/{room}", tags=["room"], response_model=RoomResp)
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async def get_room(
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room: int,
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category: str = Query(default=""),
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db: AsyncSession = Depends(get_db),
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redis: Redis = Depends(get_redis),
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):
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# 直接从db获取信息，毕竟都一样
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db_room = (await db.exec(select(Room).where(Room.id == room))).first()
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if db_room is None:
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raise HTTPException(404, "Room not found")
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return await RoomResp.from_db(db_room)
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@router.delete("/rooms/{room}", tags=["room"])
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async def delete_room(room: int, db: AsyncSession = Depends(get_db)):
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db_room = (await db.exec(select(Room).where(Room.id == room))).first()
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if db_room is None:
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raise HTTPException(404, "Room not found")
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else:
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await db.delete(db_room)
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return None
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@router.put("/rooms/{room}/users/{user}", tags=["room"])
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async def add_user_to_room(room: int, user: int, db: AsyncSession = Depends(get_db)):
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db_room = (await db.exec(select(Room).where(Room.id == room))).first()
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if db_room is not None:
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db_room.participant_count += 1
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await db.commit()
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await db.refresh(db_room)
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resp = await RoomResp.from_db(db_room)
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await db.refresh(db_room)
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for item in db_room.playlist:
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resp.playlist.append(await PlaylistResp.from_db(item, ["beatmap"]))
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return resp
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else:
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raise HTTPException(404, "room not found0")
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class APILeaderboard(BaseModel):
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leaderboard: list[ItemAttemptsResp] = Field(default_factory=list)
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user_score: ItemAttemptsResp | None = None
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@router.get("/rooms/{room}/leaderboard", tags=["room"], response_model=APILeaderboard)
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async def get_room_leaderboard(
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room: int,
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db: AsyncSession = Depends(get_db),
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current_user: User = Depends(get_current_user),
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):
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db_room = (await db.exec(select(Room).where(Room.id == room))).first()
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if db_room is None:
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raise HTTPException(404, "Room not found")
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aggs = await db.exec(
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select(ItemAttemptsCount)
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.where(ItemAttemptsCount.room_id == room)
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.order_by(col(ItemAttemptsCount.total_score).desc())
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)
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aggs_resp = []
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user_agg = None
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for i, agg in enumerate(aggs):
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resp = await ItemAttemptsResp.from_db(agg, db)
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resp.position = i + 1
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# resp.accuracy *= 100
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aggs_resp.append(resp)
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if agg.user_id == current_user.id:
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user_agg = resp
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return APILeaderboard(
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leaderboard=aggs_resp,
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user_score=user_agg,
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)
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class RoomEvents(BaseModel):
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beatmaps: list[BeatmapResp] = Field(default_factory=list)
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beatmapsets: dict[int, BeatmapsetResp] = Field(default_factory=dict)
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current_playlist_item_id: int = 0
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events: list[MultiplayerEventResp] = Field(default_factory=list)
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first_event_id: int = 0
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last_event_id: int = 0
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playlist_items: list[PlaylistResp] = Field(default_factory=list)
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room: RoomResp
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user: list[UserResp] = Field(default_factory=list)
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@router.get("/rooms/{room_id}/events", response_model=RoomEvents, tags=["room"])
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async def get_room_events(
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room_id: int,
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db: AsyncSession = Depends(get_db),
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current_user: User = Depends(get_current_user),
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limit: int = Query(100, ge=1, le=1000),
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after: int | None = Query(None, ge=0),
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before: int | None = Query(None, ge=0),
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):
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events = (
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await db.exec(
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select(MultiplayerEvent)
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.where(
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MultiplayerEvent.room_id == room_id,
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col(MultiplayerEvent.id) > after if after is not None else True,
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col(MultiplayerEvent.id) < before if before is not None else True,
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)
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.order_by(col(MultiplayerEvent.id).desc())
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.limit(limit)
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)
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).all()
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user_ids = set()
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playlist_items = {}
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beatmap_ids = set()
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event_resps = []
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first_event_id = 0
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last_event_id = 0
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current_playlist_item_id = 0
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for event in events:
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event_resps.append(MultiplayerEventResp.from_db(event))
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if event.user_id:
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user_ids.add(event.user_id)
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if event.playlist_item_id is not None and (
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playitem := (
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await db.exec(
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select(Playlist).where(
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Playlist.id == event.playlist_item_id,
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Playlist.room_id == room_id,
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)
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)
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).first()
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):
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current_playlist_item_id = playitem.id
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playlist_items[event.playlist_item_id] = playitem
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beatmap_ids.add(playitem.beatmap_id)
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scores = await db.exec(
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select(Score).where(
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Score.playlist_item_id == event.playlist_item_id,
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Score.room_id == room_id,
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)
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)
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for score in scores:
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user_ids.add(score.user_id)
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beatmap_ids.add(score.beatmap_id)
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assert event.id is not None
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first_event_id = min(first_event_id, event.id)
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last_event_id = max(last_event_id, event.id)
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if room := MultiplayerHubs.rooms.get(room_id):
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current_playlist_item_id = room.queue.current_item.id
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room_resp = await RoomResp.from_hub(room)
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else:
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room = (await db.exec(select(Room).where(Room.id == room_id))).first()
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if room is None:
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raise HTTPException(404, "Room not found")
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room_resp = await RoomResp.from_db(room)
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users = await db.exec(select(User).where(col(User.id).in_(user_ids)))
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user_resps = [await UserResp.from_db(user, db) for user in users]
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beatmaps = await db.exec(select(Beatmap).where(col(Beatmap.id).in_(beatmap_ids)))
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beatmap_resps = [
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await BeatmapResp.from_db(beatmap, session=db) for beatmap in beatmaps
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]
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beatmapset_resps = {}
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for beatmap_resp in beatmap_resps:
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beatmapset_resps[beatmap_resp.beatmapset_id] = beatmap_resp.beatmapset
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playlist_items_resps = [
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await PlaylistResp.from_db(item) for item in playlist_items.values()
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]
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return RoomEvents(
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beatmaps=beatmap_resps,
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beatmapsets=beatmapset_resps,
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current_playlist_item_id=current_playlist_item_id,
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events=event_resps,
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first_event_id=first_event_id,
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last_event_id=last_event_id,
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playlist_items=playlist_items_resps,
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room=room_resp,
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user=user_resps,
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)
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