from fastapi import APIRouter, HTTPException, Request
from typing import Dict, Any

from services.reporting import generate_report
from sqlalchemy.orm import Session
from config.database import SessionLocal

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


def get_db():
    db = SessionLocal()
    try:
        yield db
    finally:
        db.close()


@router.post("/summary", response_model=Dict[str, float])
async def summary_report(request: Request):
    # Read raw JSON to handle invalid input formats
    data = await request.json()
    if not isinstance(data, list):
        raise HTTPException(status_code=400, detail="Invalid input format")
    report = generate_report(data)
    return report