app.py

import requests
import random
import html
import sys


def ask_yes_no(prompt: str) -> bool:
    """Return True if user says yes, False if no. Keeps asking until valid."""
    while True:
        choice = input(prompt).strip().lower()
        if choice in ("y", "yes"):
            return True
        if choice in ("n", "no"):
            return False
        print("Please enter Y or N.")


def get_quiz_questions(amount=10):
    url = "https://opentdb.com/api.php"
    params = {
        "amount": amount,
        "category": 21,       # Sports
        "difficulty": "hard",
        "type": "multiple"
    }

    response = requests.get(url, params=params, timeout=15)
    response.raise_for_status()
    data = response.json()

    if data.get("response_code") != 0 or "results" not in data:
        raise ValueError("Failed to fetch quiz questions from the API.")

    return data["results"]


def run_quiz():
    try:
        questions = get_quiz_questions(amount=10)
    except Exception as e:
        print(f"\nCould not load quiz questions. Error: {e}")
        print("Please check your internet connection and try again.")
        return

    score = 0
    total = len(questions)

    print("\nType 'Q' anytime to quit.\n")

    for i, q in enumerate(questions, start=1):
        question = html.unescape(q["question"])
        correct_answer = html.unescape(q["correct_answer"])
        incorrect_answers = [html.unescape(a) for a in q["incorrect_answers"]]

        options = incorrect_answers + [correct_answer]
        random.shuffle(options)

        print(f"Question {i}/{total}: {question}")
        for idx, opt in enumerate(options, start=1):
            print(f"  {idx}. {opt}")

        # Read answer with quit support + validation
        while True:
            user_input = input("Your answer (1-4 or Q to quit): ").strip().lower()

            # Feature #2: quit anytime
            if user_input in ("q", "quit", "exit"):
                print("\nYou ended the game.")
                print(f"Your score: {score}/{i-1} (answered {i-1} questions)")
                print("Thanks for playing! 👋")
                return

            if user_input.isdigit():
                choice = int(user_input)
                if 1 <= choice <= len(options):
                    selected = options[choice - 1]
                    if selected == correct_answer:
                        score += 1
                        print("✅ Correct!\n")
                    else:
                        print(f"❌ Wrong! Correct answer: {correct_answer}\n")
                    break

            print("Invalid input. Enter 1-4, or Q to quit.\n")

    print("🎉 Quiz complete!")
    print(f"Final score: {score}/{total}")
    print("Thanks for playing! 👋")


def main():
    print("Welcome to the Quiz App 🎯\n")

    # Feature #1: ask before starting
    if not ask_yes_no("Do you want to play now? (Y/N): "):
        print("\nNo problem — thanks for stopping by! 👋")
        sys.exit(0)

    run_quiz()


if __name__ == "__main__":
    main()