from fastapi import APIRouter, Depends, HTTPException, status
from sqlalchemy.orm import Session

from app.core.database import get_db

router = APIRouter()


@router.get("/", tags=["Health"])
async def health_check(db: Session = Depends(get_db)):
    """
    Health check endpoint.

    Verifies:
    - API is running
    - Database connection is working
    """
    try:
        # Test database connection
        db.execute("SELECT 1")

        return {
            "status": "healthy",
            "api": "up",
            "database": "up",
        }
    except Exception as e:
        raise HTTPException(
            status_code=status.HTTP_503_SERVICE_UNAVAILABLE,
            detail=f"Service unhealthy: {str(e)}",
        ) from e