app.py

import streamlit as st
import random
import time

# ----------------- Page Setup -----------------
st.set_page_config(page_title="🎮 Mini Game Arcade Pro", layout="centered", page_icon="🎮")

# ----------------- Styling -----------------
st.markdown("""
    <style>
    .main {background-color: #f9f9f9;}
    .stButton button {background-color: #4CAF50; color: white;}
    </style>
""", unsafe_allow_html=True)

st.title("🎮 Mini Game Arcade Pro")
st.write("Select a game and enjoy!")

# ----------------- Initialize State -----------------
if "total_score" not in st.session_state:
    st.session_state.total_score = 0
if "leaderboard" not in st.session_state:
    st.session_state.leaderboard = []

games = [
    "✊ Rock-Paper-Scissors",
    "🔢 Guess the Number",
    "🔤 Word Scramble",
    "😊 Emoji Quiz",
    "🪙 Coin Toss",
    "🎲 Dice Roller"
]

selected_game = st.selectbox("Choose a game:", games)

st.progress(st.session_state.total_score % 10 / 10)
st.metric(label="Total Score", value=st.session_state.total_score)

# ----------------- Game Logic -----------------
st.divider()

# --- Rock-Paper-Scissors ---
if selected_game == "✊ Rock-Paper-Scissors":
    with st.expander("ℹ️ How to Play"):
        st.write("Choose Rock, Paper or Scissors. Try to beat the computer!")

    col1, col2 = st.columns(2)
    with col1:
        choice = st.radio("Your move:", ["Rock", "Paper", "Scissors"], key="rps_choice")
    with col2:
        if st.button("Play", key="rps_play"):
            computer = random.choice(["Rock", "Paper", "Scissors"])
            st.write(f"Computer chose: **{computer}**")
            if choice == computer:
                st.info("It's a tie!")
            elif (choice == "Rock" and computer == "Scissors") or (choice == "Paper" and computer == "Rock") or (choice == "Scissors" and computer == "Paper"):
                st.success("You win!")
                st.session_state.total_score += 1
            else:
                st.error("Computer wins!")

# --- Guess the Number ---
elif selected_game == "🔢 Guess the Number":
    with st.expander("ℹ️ How to Play"):
        st.write("Guess the number between 1 and 20.")

    if "guess_target" not in st.session_state:
        st.session_state.guess_target = random.randint(1, 20)

    guess = st.number_input("Your guess:", 1, 20, step=1, key="guess_input")
    if st.button("Check", key="guess_check"):
        if guess == st.session_state.guess_target:
            st.success("Correct! 🎉")
            st.session_state.total_score += 1
            st.session_state.guess_target = random.randint(1, 20)
        elif guess < st.session_state.guess_target:
            st.info("Try higher.")
        else:
            st.info("Try lower.")

# --- Word Scramble ---
elif selected_game == "🔤 Word Scramble":
    with st.expander("ℹ️ How to Play"):
        st.write("Unscramble the word!")

    words = ["streamlit", "python", "arcade"]

    # Correct initialization
    if "scramble_word" not in st.session_state or "scrambled" not in st.session_state:
        st.session_state.scramble_word = random.choice(words)
        st.session_state.scrambled = "".join(random.sample(st.session_state.scramble_word, len(st.session_state.scramble_word)))

    st.write(f"Scrambled word: **{st.session_state.scrambled}**")
    guess = st.text_input("Your guess:", key="scramble_guess")

    if st.button("Submit", key="scramble_submit"):
        if guess.lower() == st.session_state.scramble_word:
            st.success("Correct!")
            st.session_state.total_score += 1
            del st.session_state.scramble_word
            del st.session_state.scrambled
        else:
            st.error("Try again.")


# --- Emoji Quiz ---
elif selected_game == "😊 Emoji Quiz":
    with st.expander("ℹ️ How to Play"):
        st.write("Guess what the emoji represents.")

    emojis = {"🍕": "Pizza", "🐍": "Snake", "🚗": "Car"}

    # Correct initialization only once
    if "emoji" not in st.session_state or "emoji_answer" not in st.session_state:
        st.session_state.emoji, st.session_state.emoji_answer = random.choice(list(emojis.items()))

    options = list(emojis.values())
    guess = st.radio(f"What does this emoji mean? {st.session_state.emoji}", options, key="emoji_guess")

    if st.button("Submit", key="emoji_submit"):
        if guess == st.session_state.emoji_answer:
            st.success("Correct!")
            st.session_state.total_score += 1
            # Reset for next round
            del st.session_state.emoji
            del st.session_state.emoji_answer
        else:
            st.error(f"Wrong! It was {st.session_state.emoji_answer}.")


# --- Coin Toss ---
elif selected_game == "🪙 Coin Toss":
    with st.expander("ℹ️ How to Play"):
        st.write("Guess Heads or Tails.")

    guess = st.radio("Heads or Tails?", ["Heads", "Tails"], key="coin_guess")
    if st.button("Toss Coin", key="coin_toss"):
        result = random.choice(["Heads", "Tails"])
        st.write(f"The coin shows: **{result}**")
        if guess == result:
            st.success("Correct!")
            st.session_state.total_score += 1
        else:
            st.error("Wrong guess.")

# --- Dice Roller ---
elif selected_game == "🎲 Dice Roller":
    with st.expander("ℹ️ How to Play"):
        st.write("Roll the dice and see the result.")

    if st.button("Roll Dice", key="dice_roll"):
        roll = random.randint(1, 6)
        st.write(f"You rolled: **{roll}**")

# ----------------- Reset & Leaderboard -----------------
st.divider()
col1, col2 = st.columns(2)
with col1:
    if st.button("Reset Score"):
        st.session_state.total_score = 0
        st.session_state.guess_target = random.randint(1, 20)
        st.session_state.scramble_word = None

with col2:
    if st.button("Add to Leaderboard"):
        st.session_state.leaderboard.append(st.session_state.total_score)
        st.success("Added to leaderboard!")

if st.session_state.leaderboard:
    st.write("### 🏆 Leaderboard:")
    sorted_lb = sorted(st.session_state.leaderboard, reverse=True)
    for idx, score in enumerate(sorted_lb[:5], 1):
        st.write(f"{idx}. {score} points")

# ----------------- Timer Example -----------------
# This is a simple demonstration, full countdown logic is possible with time.sleep() and st.empty()
with st.expander("⏱️ Timer Example"):
    if st.button("Start 5-second Timer"):
        timer_placeholder = st.empty()
        for i in range(5, 0, -1):
            timer_placeholder.write(f"Time remaining: {i} seconds")
            time.sleep(1)
        timer_placeholder.write("Time's up!")