import streamlit as st
from groq import Groq

# Get the API key from Streamlit secrets
API_KEY = st.secrets["GROQ_API_KEY"]

# Check if API key is loaded successfully
if not API_KEY:
    st.error("API key not found. Please set GROQ_API_KEY in Streamlit secrets.")
    st.stop()


# Template for instruction on extracting data with commentary
template = (
    "You are tasked with reviewing a chess game in PGN format: {pgn_content}. "
    "Please follow these instructions carefully:\n\n"
    
    "1. Game Summary:\n"
    "   - Wow! What a battle! Provide an exciting summary of the game in detail, capturing critical moments, major blunders, and brilliant tactical sequences. "
    "Make it feel like a thrilling chess match analysis, bringing out the intensity and strategic brilliance of both players.\n\n"
    
    "2. Move-by-Move Review:\n"
    "   - Review each move with excitement and classify it as 'Brilliant', 'Good', 'Average', 'Mistake', or 'Blunder'. "
    "Use fun and engaging commentary to highlight critical moments. Examples:\n"
    "     - 'Whoa! What a stunning move! This changes everything!' (Brilliant)\n"
    "     - 'A solid and logical play, keeping control of the board.' (Good)\n"
    "     - 'Hmm, not the worst, but could have been sharper!' (Average)\n"
    "     - 'Oops! That was a slip-up—this could spell trouble.' (Mistake)\n"
    "     - 'Oh no! A complete disaster! This could be the turning point!' (Blunder)\n"
    "   - Clearly mention the player who made the move and why it fits the category.\n\n"
    
    "3. Player Ratings:\n"
    "   - Give each player a performance score out of 10, based on their gameplay. Be honest but engaging! Examples:\n"
    "     - 'A masterclass in precision—9/10!'\n"
    "     - 'Decent play, but missed some key chances—6/10.'\n"
    "     - 'Tough game! Some serious room for improvement—3/10.'\n\n"
    
    "4. Phase Classification:\n"
    "   - Label every move as part of the opening, middlegame, or endgame. Highlight major transitions, such as:\n"
    "     - 'And now, we transition into the fiery middlegame—where the real battle begins!'\n"
    "     - 'Endgame time! Every move now is make-or-break!'\n\n"
    
    "5. Recommendations for Improvement:\n"
    "   - Provide insightful and engaging advice to help players sharpen their skills. Examples:\n"
    "     - 'Next time, try controlling the center early on—it makes all the difference!'\n"
    "     - 'Watch out for those sneaky forks! Tactical awareness is key!'\n"
    "     - 'Your endgame technique needs work—study king and pawn endings!'\n\n"
    
    "6. Mistake Evaluation:\n"
    "   - Identify the biggest blunder for each player and explain the consequences dramatically. Examples:\n"
    "     - 'Oh no! This was the moment everything fell apart!' \n"
    "     - 'A devastating oversight—this move turned victory into defeat!'\n"
    "     - 'Yikes! That was a tactical disaster—missed a winning sequence!'\n\n"
    
    "7. Phase Review:\n"
    "   - Give a colorful review of how each player handled the opening, middlegame, and endgame. Examples:\n"
    "     - 'The opening was a solid display of fundamentals, but things got wild in the middlegame!'\n"
    "     - 'Brilliant endgame technique! Like a seasoned pro!' \n"
    "     - 'Struggled in the middlegame—got lost in the complexity!'\n\n"
    
    "8. Phase Ratings:\n"
    "   - Score players based on their performance in each phase. Examples:\n"
    "     - 'Opening: 7/10 – Strong start, but could use more preparation.'\n"
    "     - 'Middlegame: 4/10 – Some great ideas but too many missed opportunities!'\n"
    "     - 'Endgame: 9/10 – Clinical finish! Well played!'\n\n"
    
    "9. Formatting Rules:\n"
    "   - Keep it fun and energetic—no robotic analysis!\n"
    "   - If the game content is invalid or unclear, return an empty string ('').\n"
    "   - Address each player by their username—no pronouns!\n"
)

# Function to interact with the Groq API
def review_chess_game(pgn_content):
    # Initialize the Groq client with API key
    client = Groq(api_key=API_KEY)

    # Format the template with the PGN content
    prompt = template.format(pgn_content=pgn_content)

    try:
        # Send request to the Groq API using the formatted prompt
        completion = client.chat.completions.create(
            model="llama-3.3-70b-versatile",  # Groq model choice
            messages=[{"role": "user", "content": prompt}],
            temperature=1,
            max_tokens=4096,
            top_p=1,
            stream=True,
            stop=None,
        )

        # Collect streaming response progressively
        response_chunks = []
        for message in completion:
            chunk = message.choices[0].delta.content or ""
            response_chunks.append(chunk)  # Append each chunk to the list

        # Join all chunks into a complete response
        full_response = "".join(response_chunks)
        return full_response.strip()

    except Exception as e:
        return f"Error processing PGN: {e}"

# Streamlit App
st.title("Chess Game Review")

# Upload PGN file
uploaded_file = st.file_uploader("Upload a PGN file", type="pgn")

if uploaded_file is not None:
    # Read the PGN content from the uploaded file
    pgn_content = uploaded_file.read().decode("utf-8")
    
    # Display the PGN content
    st.subheader("PGN Content")
    st.text(pgn_content)

    # Review the chess game
    st.subheader("Game Review")
    with st.spinner("Analyzing the game..."):
        result = review_chess_game(pgn_content)
        st.write(result)