// 1. This file should contain database connection information
// TODO: Import MongoDB driver (line 1)
import pymongo

// TODO: Connect to MongoDB using the connection URI (line 3-5)
client = pymongo.MongoClient("mongodb://localhost:27017/")

// TODO: Select the appropriate database (line 7)
db = client["student_db"]

// TODO: Select the questions collection (line 9)
questions_collection = db["questions"]

// TODO: Add error handling for database connection (line 11)
try:
    client.admin.command('ping')
    print("Successfully connected to MongoDB!")
except Exception as e:
    print(f"MongoDB connection error: {e}")

// 2. Database population instructions (new section)
// TODO: Create function to insert questions into database (line 13-25)
def insert_questions():
    questions = [
        {
            "question_number": 0,
            "question": "What is the capital of Russia?",
            "options": ["Moscow", "Saint Petersburg", "Novosibirsk", "Yekaterinburg"],
            "correct_answer": 0
        },
        {
            "question_number": 1,
            "question": "Which river is the longest in Russia?",
            "options": ["Volga", "Yenisey", "Ob", "Amur"],
            "correct_answer": 1
        }
    ]
    
    # Insert questions into collection
    db.questions.insert_many(questions)
    print("Questions inserted successfully!")

// TODO: Call insert_questions function (line 27)
if __name__ == "__main__"::
    insert_questions()