Files
anime-qize/backend/app/routers/backgrounds.py
2025-12-30 17:37:14 +03:00

135 lines
4.2 KiB
Python

from typing import Optional
from fastapi import APIRouter, Depends, HTTPException, Query
from sqlalchemy import select, func
from sqlalchemy.ext.asyncio import AsyncSession
from ..database import get_db
from ..db_models import Background, Difficulty
from ..schemas import (
BackgroundCreate,
BackgroundUpdate,
BackgroundResponse,
BackgroundListResponse,
)
router = APIRouter(prefix="/backgrounds", tags=["backgrounds"])
@router.get("", response_model=BackgroundListResponse)
async def list_backgrounds(
skip: int = Query(0, ge=0),
limit: int = Query(100, ge=1, le=500),
difficulty: Optional[Difficulty] = None,
search: Optional[str] = None,
db: AsyncSession = Depends(get_db),
):
"""List all backgrounds with pagination and filtering."""
query = select(Background)
if difficulty:
query = query.where(Background.difficulty == difficulty)
if search:
query = query.where(Background.name.ilike(f"%{search}%"))
# Count total
count_query = select(func.count(Background.id))
if difficulty:
count_query = count_query.where(Background.difficulty == difficulty)
if search:
count_query = count_query.where(Background.name.ilike(f"%{search}%"))
total_result = await db.execute(count_query)
total = total_result.scalar()
# Get items
query = query.order_by(Background.difficulty, Background.name)
query = query.offset(skip).limit(limit)
result = await db.execute(query)
backgrounds = result.scalars().all()
return BackgroundListResponse(backgrounds=backgrounds, total=total)
@router.get("/{background_id}", response_model=BackgroundResponse)
async def get_background(background_id: int, db: AsyncSession = Depends(get_db)):
"""Get a single background by ID."""
query = select(Background).where(Background.id == background_id)
result = await db.execute(query)
background = result.scalar_one_or_none()
if not background:
raise HTTPException(status_code=404, detail="Background not found")
return background
@router.post("", response_model=BackgroundResponse, status_code=201)
async def create_background(data: BackgroundCreate, db: AsyncSession = Depends(get_db)):
"""Create a new background."""
background = Background(
name=data.name,
video_file=data.video_file,
difficulty=data.difficulty,
)
db.add(background)
await db.commit()
await db.refresh(background)
return background
@router.put("/{background_id}", response_model=BackgroundResponse)
async def update_background(
background_id: int,
data: BackgroundUpdate,
db: AsyncSession = Depends(get_db),
):
"""Update a background."""
query = select(Background).where(Background.id == background_id)
result = await db.execute(query)
background = result.scalar_one_or_none()
if not background:
raise HTTPException(status_code=404, detail="Background not found")
# Update fields
if data.name is not None:
background.name = data.name
if data.video_file is not None:
background.video_file = data.video_file
if data.difficulty is not None:
background.difficulty = data.difficulty
await db.commit()
await db.refresh(background)
return background
@router.delete("/{background_id}", status_code=204)
async def delete_background(background_id: int, db: AsyncSession = Depends(get_db)):
"""Delete a background."""
query = select(Background).where(Background.id == background_id)
result = await db.execute(query)
background = result.scalar_one_or_none()
if not background:
raise HTTPException(status_code=404, detail="Background not found")
await db.delete(background)
await db.commit()
@router.get("/by-difficulty/{difficulty}", response_model=BackgroundListResponse)
async def get_backgrounds_by_difficulty(
difficulty: Difficulty,
db: AsyncSession = Depends(get_db),
):
"""Get all backgrounds for a specific difficulty."""
query = select(Background).where(Background.difficulty == difficulty)
query = query.order_by(Background.name)
result = await db.execute(query)
backgrounds = result.scalars().all()
return BackgroundListResponse(backgrounds=backgrounds, total=len(backgrounds))