import random


def play_game():
    choices = ["rock", "paper", "scissors"]
    player_score = 0
    computer_score = 0

    print("=== Welcome to Rock, Paper, Scissors! ===")
    print("Type 'quit' at any time to exit the game.\n")

    while True:
        # Get and clean user input
        user_choice = (
            input("Enter your choice (rock, paper, scissors): ")
            .strip()
            .lower()
        )

        if user_choice == "quit":
            break

        if user_choice not in choices:
            print("Invalid choice! Please try again.\n")
            continue

        # Get computer selection
        computer_choice = random.choice(choices)
        print(f"You chose: {user_choice}")
        print(f"Computer chose: {computer_choice}")

        # Determine the winner
        if user_choice == computer_choice:
            print("It's a tie!\n")
        elif (
            (user_choice == "rock" and computer_choice == "scissors")
            or (user_choice == "paper" and computer_choice == "rock")
            or (user_choice == "scissors" and computer_choice == "paper")
        ):
            print("🎉 You win this round!\n")
            player_score += 1
        else:
            print("😢 Computer wins this round!\n")
            computer_score += 1

        # Display current standings
        print(f"Scoreboard -> You: {player_score} | Computer: {computer_score}")
        print("-" * 40 + "\n")

    print("\n=== Game Over ===")
    print(f"Final Score -> You: {player_score} | Computer: {computer_score}")
    print("Thanks for playing!")


if __name__ == "__main__":
    play_game()