from pymongo.mongo_client import MongoClient
from pymongo.server_api import ServerApi
import datetime
import os
import uuid
from dotenv import load_dotenv

# Load environment variables
load_dotenv()
uri = os.getenv("MONGO_URL")

# ✅ Create Mongo client
client = MongoClient(uri, server_api=ServerApi('1'))

# ✅ Ping test
try:
    client.admin.command('ping')
    print("✅ Connected to MongoDB!")
except Exception as e:
    print("❌ MongoDB connection failed:", e)

# ✅ Database & Collection
db = client["ReasoningData"]
collection = db["formatted_data"]

# ✅ Global trackers
global_question_list = []
counter = 0


def generate_unique_id():
    """
    Generates a unique ID for each question.
    Example: ODR_20250822_123456_uuid
    """
    global counter
    prefix = "ODR"
    timestamp = datetime.datetime.now().strftime("%Y%m%d%H%M%S")
    unique_id = f"{prefix}_{timestamp}_{counter:05d}"
    counter = (counter + 1) % 100000
    return unique_id


def convert_into_mongo_document(parsed_json):
    """
    Converts parsed Pydantic object (or dict) into Mongo document.
    """
    if hasattr(parsed_json, "dict"):  # if it's a Pydantic model
        parsed_json = parsed_json.dict()

    data = {
        "question_id": generate_unique_id(),
        "question_content": parsed_json.get("question_content"),
        "answer_language": parsed_json.get("answer_language"),
        "reasoning_content": parsed_json.get("reasoning_content"),
        "answer_content": parsed_json.get("answer_content"),
    }
    return data


def insert_into_mongo(data):
    """
    Inserts a document into MongoDB.
    """
    try:
        data["_id"] = data["question_id"]
        result = collection.insert_one(data)
        global_question_list.append(result.inserted_id)
        print("✅ Inserted document ID:", result.inserted_id)
    except Exception as e:
        print("❌ Error inserting document:", e)


def db_pipelining(parsed_json):
    """
    Full pipeline: convert → insert.
    """
    data = convert_into_mongo_document(parsed_json)
    insert_into_mongo(data)