app.py

import streamlit as st
import streamlit.components.v1 as components

def audio_visualizer():
    # HTML/JS component for audio visualization
    html_code = """
    <div style="background: #1a1a1a; padding: 20px; border-radius: 10px;">
        <button id="startButton" style="padding: 10px 20px; background: #4CAF50; color: white; border: none; border-radius: 4px; cursor: pointer; font-size: 20px;">
            🎵 Start
        </button>
        <canvas id="visualizer" style="width: 100%; height: 400px;"></canvas>
        
        <script>
            const canvas = document.getElementById('visualizer');
            const ctx = canvas.getContext('2d');
            const startButton = document.getElementById('startButton');
            const emojis = ['🎵', '🎶', '🎸', '🎹', '🎺', '🎷', '🥁', '🎻'];
            let audioContext, analyser, dataArray, source, animationId;
            let isActive = false;

            function setupCanvas() {
                canvas.width = canvas.offsetWidth;
                canvas.height = canvas.offsetHeight;
            }

            function init() {
                setupCanvas();
                audioContext = new (window.AudioContext || window.webkitAudioContext)();
                analyser = audioContext.createAnalyser();
                analyser.fftSize = 256;
                dataArray = new Uint8Array(analyser.frequencyBinCount);
            }

            function draw() {
                if (!isActive) return;
                animationId = requestAnimationFrame(draw);
                analyser.getByteFrequencyData(dataArray);
                
                ctx.fillStyle = 'rgba(26, 26, 26, 0.2)';
                ctx.fillRect(0, 0, canvas.width, canvas.height);

                // Draw bars and emojis
                const barWidth = canvas.width / analyser.frequencyBinCount;
                dataArray.forEach((value, i) => {
                    const percent = value / 255;
                    const h = percent * canvas.height;
                    const hue = i / analyser.frequencyBinCount * 360;
                    
                    ctx.fillStyle = `hsl(${hue}, 70%, 50%)`;
                    ctx.fillRect(i * barWidth, canvas.height - h, barWidth - 1, h);
                    
                    if (i % 16 === 0) {
                        ctx.font = `${20 + percent * 20}px Arial`;
                        ctx.fillText(
                            emojis[i % emojis.length],
                            i * barWidth,
                            canvas.height - h - 30
                        );
                    }
                });
            }

            async function toggleAudio() {
                if (!isActive) {
                    try {
                        const stream = await navigator.mediaDevices.getUserMedia({ audio: true });
                        source = audioContext.createMediaStreamSource(stream);
                        source.connect(analyser);
                        isActive = true;
                        startButton.textContent = '🎵 Stop';
                        draw();
                    } catch (err) {
                        console.error('Error:', err);
                        startButton.textContent = '❌ Error';
                    }
                } else {
                    source.disconnect();
                    cancelAnimationFrame(animationId);
                    isActive = false;
                    startButton.textContent = '🎵 Start';
                    ctx.clearRect(0, 0, canvas.width, canvas.height);
                }
            }

            window.addEventListener('resize', setupCanvas);
            startButton.addEventListener('click', toggleAudio);
            init();
        </script>
    </div>
    """
    
    st.title("🎵 Deep Research Evaluator 🏆")
    st.markdown("### Audio Visualizer with Emojis")
    
    # Custom CSS
    st.markdown("""
        <style>
        .stApp {
            background-color: #0e1117;
            color: white;
        }
        </style>
    """, unsafe_allow_html=True)
    
    # Render HTML component
    components.html(html_code, height=500)

if __name__ == "__main__":
    audio_visualizer()