from __future__ import annotations

import os

from fastapi import Depends, FastAPI, HTTPException, Request, Security
from fastapi.security.api_key import APIKeyHeader

from .routers import health_router, scrape_router

API_KEY = os.getenv("API_KEY", "")
api_key_header = APIKeyHeader(name="X-API-Key", auto_error=False)


async def verify_api_key(key: str | None = Security(api_key_header)) -> None:
    if API_KEY and key != API_KEY:
        raise HTTPException(status_code=401, detail="Invalid or missing API key")


app = FastAPI(
    title="Scrapling Service",
    description="HTTP microservice exposing Scrapling web-scraping fetcherss to n8n",
    version="0.1.0",
)

app.include_router(health_router)
app.include_router(
    scrape_router,
    dependencies=[Depends(verify_api_key)],
)