record.sh

#!/bin/bash
# Batch recording script for Advanced Sorting Algorithm Visualizer

echo "🎬 Advanced Sorting Algorithm Visualizer - Recording Script"
echo "========================        10)
            echo "👋 Goodbye!"
            break
            ;;
        *)
            echo "❌ Invalid choice. Please enter 1-10."
            ;;============================"
echo

# Check if Python is available
if ! command -v python3 &> /dev/null; then
    echo "❌ Python 3 is not installed or not in PATH"
    exit 1
fi

# Check if demo.py exists
if [ ! -f "demo.py" ]; then
    echo "❌ demo.py not found. Please run this script from the project directory."
    exit 1
fi

# Function to show menu
show_menu() {
    echo "Please choose an option:"
    echo "1. Run demo without recording"
    echo "2. Run demo in EXPRESS mode (ultra-fast)"
    echo "3. Record frames only"
    echo "4. Record frames and create GIFs"
    echo "5. Express mode with recording"
    echo "6. Show recording help"
    echo "7. Create videos from existing recordings (requires ffmpeg)"
    echo "8. Fix existing GIFs (repair corrupted GIFs)"
    echo "9. Clean up recordings folder"
    echo "10. Exit"
    echo
}

# Function to fix GIFs
fix_gifs() {
    if [ ! -f "fix_gifs.py" ]; then
        echo "❌ fix_gifs.py not found"
        return 1
    fi
    
    echo "🔧 Fixing existing GIFs..."
    python3 fix_gifs.py --fix-all
    
    if [ $? -eq 0 ]; then
        echo "✅ GIF fixing completed!"
    else
        echo "❌ GIF fixing failed!"
    fi
}

# Function to create videos
create_videos() {
    if ! command -v ffmpeg &> /dev/null; then
        echo "❌ ffmpeg is not installed. Please install it first:"
        echo "   macOS: brew install ffmpeg"
        echo "   Ubuntu: sudo apt install ffmpeg"
        echo "   Windows: Download from https://ffmpeg.org/"
        return 1
    fi
    
    if [ ! -d "recordings" ]; then
        echo "❌ No recordings folder found. Please record demos first."
        return 1
    fi
    
    echo "🎥 Creating videos from recordings..."
    
    for dir in recordings/*/; do
        if [ -d "$dir" ]; then
            name=$(basename "$dir")
            echo "Creating video for $name..."
            
            # Check if frames exist
            if ls "$dir"frame_*.png 1> /dev/null 2>&1; then
                ffmpeg -y -framerate 30 -i "$dir/frame_%06d.png" \
                       -c:v libx264 -pix_fmt yuv420p \
                       -crf 23 "${name}.mp4" 2>/dev/null
                
                if [ $? -eq 0 ]; then
                    echo "✅ ${name}.mp4 created successfully"
                else
                    echo "❌ Failed to create ${name}.mp4"
                fi
            else
                echo "❌ No frames found in $dir"
            fi
        fi
    done
    
    echo "🎉 Video creation completed!"
}

# Function to clean up recordings
cleanup_recordings() {
    echo "🧹 Cleaning up recordings..."
    
    if [ -d "recordings" ]; then
        read -p "Are you sure you want to delete all recordings? (y/N): " confirm
        if [[ $confirm =~ ^[Yy]$ ]]; then
            rm -rf recordings/
            echo "✅ Recordings folder deleted"
        else
            echo "❌ Cleanup cancelled"
        fi
    else
        echo "ℹ️ No recordings folder found"
    fi
}

# Function to install dependencies
install_dependencies() {
    echo "📦 Installing dependencies..."
    
    if [ -f "requirements.txt" ]; then
        python3 -m pip install -r requirements.txt
        echo "✅ Dependencies installed"
    else
        echo "❌ requirements.txt not found"
        return 1
    fi
}

# Check dependencies
echo "🔍 Checking dependencies..."
if ! python3 -c "import pygame" 2>/dev/null; then
    echo "❌ pygame not found. Installing dependencies..."
    install_dependencies
fi

if ! python3 -c "from PIL import Image" 2>/dev/null; then
    echo "⚠️ Pillow not found. GIF creation will not work."
    echo "📦 Installing Pillow..."
    python3 -m pip install Pillow
fi

# Main loop
while true; do
    show_menu
    read -p "Enter your choice (1-10): " choice
    echo
    
    case $choice in
        1)
            echo "🎯 Running demo without recording..."
            python3 demo.py
            ;;
        2)
            echo "⚡ Running EXPRESS mode demo..."
            python3 demo.py --express
            ;;
        3)
            echo "🎬 Recording frames during demo..."
            python3 demo.py --record
            ;;
        4)
            echo "🎬 Recording frames and creating GIFs..."
            python3 demo.py --record --gif
            ;;
        5)
            echo "⚡ Express mode with recording..."
            python3 demo.py --express --record
            ;;
        6)
            echo "📖 Showing recording help..."
            python3 demo.py --help-recording
            ;;
        7)
            create_videos
            ;;
        8)
            fix_gifs
            ;;
        9)
            cleanup_recordings
            ;;
        10)
            echo "👋 Goodbye!"
            break
            ;;
        *)
            echo "❌ Invalid choice. Please enter 1-8."
            ;;
    esac
    
    echo
    echo "Press Enter to continue..."
    read
    echo
done