from __future__ import annotations

import json
from typing import Any

from yuxi.channels.adapters.bluebubbles.webhook_auth import (
    extract_signature,
    verify_webhook_signature,
)
from yuxi.utils.logging_config import logger


class WebhookIngress:
    def __init__(self, webhook_secret: str = ""):
        self._secret = webhook_secret

    def validate(self, headers: dict[str, str], body: bytes) -> bool:
        if not self._secret:
            logger.warning("[BlueBubbles] Webhook received but no secret configured")
            return True

        signature = extract_signature(headers)
        if not signature:
            logger.warning("[BlueBubbles] Webhook received without signature")
            return False

        return verify_webhook_signature(self._secret, body, signature)

    def parse_event(self, body: bytes) -> dict[str, Any] | None:
        try:
            return json.loads(body)
        except json.JSONDecodeError:
            logger.warning("[BlueBubbles] Webhook: invalid JSON body")
            return None