import fastapi
from fastapi.middleware.cors import CORSMiddleware
import requests
from dotenv import load_dotenv
from os import getenv
from pydantic import BaseModel

print("Hello, world!")
load_dotenv()

app = fastapi.FastAPI(title="altafcreator.com", decscription="altafcreator.com API", version="1.0")
TURNSTILE_SECRET = getenv("CLOUDFLARE_TURNSTILE_SECRET").encode("utf-8")

origins = [
    "http://localhost",
    "https://altafcreator.com",
    "https://backend.altafcreator.com"
]
app.add_middleware(
    CORSMiddleware,
    allow_origins=origins,
    allow_credentials=True,
    allow_methods=["*"],
    allow_headers=["*"],
)


class TurnstileTokenData(BaseModel):
    token: str


@app.post("/email")
def email(data: TurnstileTokenData):
    if validate_turnstile(data.token):
        return {
            "status": True,
            "message": "here's my email",
            "business": "business@altafcreator.com",
            "personal": "altaf@altafcreator.com",
        }
    else:
        return {
            "status": False,
            "message": "Turnstile verification invalid",
        }


# https://developers.cloudflare.com/turnstile/get-started/server-side-validation/, modified
# returns response if success, returns None if unsuccessful.
def validate_turnstile(token, remoteip=None) -> tuple:
    url = 'https://challenges.cloudflare.com/turnstile/v0/siteverify'

    data = {
        'secret': TURNSTILE_SECRET,
        'response': token
    }

    if remoteip:
        data['remoteip'] = remoteip

    try:
        response = requests.post(url, data=data, timeout=10)
        response.raise_for_status()
        return response.json()
    except requests.RequestException as e:
        print(f"Turnstile validation error: {e}")
        return None