services/verification/google_fact_checker.py

import requests
import sys
from pathlib import Path

PROJECT_ROOT = Path(__file__).resolve().parents[3]
sys.path.insert(0, str(PROJECT_ROOT))

from core.config import settings

BASE_URL = "https://factchecktools.googleapis.com/v1alpha1/claims:search"


def verify_claim_google(claim: str):
    """
    Search Google Fact Check Tools API for existing fact-check articles.

    Returns:
    {
        "found": bool,
        "claim": str,
        "fact_checks": [
            {
                "publisher": str,
                "rating": str,
                "review_url": str,
                "title": str
            }
        ]
    }
    """

    params = {
        "query": claim,
        "key": settings.GOOGLE_FACTCHECK_API_KEY
    }

    try:
        response = requests.get(BASE_URL, params=params)
        response.raise_for_status()

        data = response.json()

        if not data.get("claims"):
            return {
                "found": False,
                "claim": claim,
                "fact_checks": []
            }

        fact_checks = []

        for claim_data in data["claims"]:

            for review in claim_data.get("claimReview", []):

                fact_checks.append({

                    "publisher": review.get("publisher", {}).get("name", ""),

                    "rating": review.get("textualRating", ""),

                    "review_url": review.get("url", ""),

                    "title": claim_data.get("text", "")

                })

        return {
            "found": len(fact_checks) > 0,
            "claim": claim,
            "fact_checks": fact_checks
        }

    except Exception as e:
        print(f"Google Fact Check Error: {e}")

        return {
            "found": False,
            "claim": claim,
            "fact_checks": []
        }


if __name__ == "__main__":

    result = verify_claim_google("India became independent in 1947.")

    from pprint import pprint
    pprint(result)