#!/bin/bash
# Piano Highlight Generator - Build Script for Linux/macOS
# Prerequisites: Python 3.10+, FFmpeg (in PATH)

set -e

echo "================================================"
echo "  Piano Highlight Generator - Nuitka Build"
echo "================================================"
echo ""

# Check Python version
echo "Checking Python version..."
python3 --version || { echo "ERROR: Python not found. Please install Python 3.10 or higher."; exit 1; }

# Check FFmpeg
echo ""
echo "Checking FFmpeg..."
if ! command -v ffmpeg &> /dev/null; then
    echo "WARNING: FFmpeg not found in PATH. The built executable will require FFmpeg."
    echo "Please install FFmpeg: sudo apt install ffmpeg (Ubuntu/Debian) or brew install ffmpeg (macOS)"
    echo ""
fi

# Create dist directory if not exists
mkdir -p dist

# Install build dependencies
echo ""
echo "Installing build dependencies..."
pip3 install nuitka pandas

# Build
echo ""
echo "Starting Nuitka compilation..."
echo "This may take several minutes on first run..."
echo ""

python3 -m nuitka \
    --standalone \
    --onefile \
    --output-dir=dist \
    --output-name=PianoHighlightGenerator \
    --enable-plugin=pyside6 \
    --include-data-files=src/core/prompts=prompts \
    --python-version=3.10 \
    src/main.py

echo ""
echo "================================================"
echo "  Build complete!"
echo "================================================"
echo ""
echo "Output: dist/PianoHighlightGenerator.bin"
echo ""
echo "NOTE: FFmpeg must be in PATH for the executable to work."
echo ""
echo "To run FFmpeg from a specific location, either:"
echo "  1. Add FFmpeg to your PATH"
echo "  2. Place FFmpeg binary in the same directory as the executable"
echo ""