from fastapi import APIRouter, HTTPException

prices = []  # In-memory storage

router = APIRouter()

@router.post("/petrol-price")
async def update_petrol_price(
    price: float = 650.00,
    state: str = "Lagos",
    station: str = "NNPC"
):
    """Update petrol price endpoint"""
    if price <= 0:
        raise HTTPException(status_code=400, detail="Invalid price amount")

    prices.append({
        "price_per_litre": price,
        "state": state,
        "station": station,
        "currency": "NGN",
        "last_updated": "2024-01-19"
    })

    return {
        "message": "Price updated successfully",
        "price": price,
        "state": state,
        "station": station,
        "features": {
            "rate_limit": 100,
            "expires_in": 3600
        }
    }