"""Foods router (spec §3.1). Thin: validate → service → schema (spec §8.1 rule 2)."""

from fastapi import APIRouter, Depends, Query
from sqlalchemy import select
from sqlalchemy.orm import Session

from database import get_db
from models import Food
from schemas import FoodRead

router = APIRouter(prefix="/api/foods", tags=["foods"])


@router.get("", response_model=list[FoodRead])
def list_foods(
    q: str | None = None,
    limit: int = Query(default=50, le=200),
    offset: int = 0,
    db: Session = Depends(get_db),
):
    """Search local foods. Soft-deleted foods are hidden (spec §8.1 rule 7)."""
    stmt = select(Food).where(Food.deleted_at.is_(None)).limit(limit).offset(offset)
    if q:
        stmt = stmt.where(Food.name.contains(q) | Food.brand.contains(q))
    return db.scalars(stmt).all()