FROM python:3.11-slim

# Set working directory
WORKDIR /app

# Install system dependencies
RUN apt-get update && apt-get install -y \
    curl \
    wget \
    gnupg \
    chromium \
    chromium-sandbox \
    fonts-liberation \
    fonts-noto \
    fonts-noto-cjk \
    libasound2 \
    libatk-bridge2.0-0 \
    libatk1.0-0 \
    libcups2 \
    libdbus-1-3 \
    libdrm2 \
    libgbm1 \
    libgtk-3-0 \
    libnspr4 \
    libnss3 \
    libxcomposite1 \
    libxdamage1 \
    libxfixes3 \
    libxkbcommon0 \
    libxrandr2 \
    xdg-utils \
    && rm -rf /var/lib/apt/lists/*

# Install Node.js 20
RUN curl -fsSL https://deb.nodesource.com/setup_20.x | bash - && \
    apt-get install -y nodejs && \
    rm -rf /var/lib/apt/lists/*

# Create user (required for HF Spaces)
RUN useradd -m -u 1000 user

# Copy dependency files
COPY --chown=user requirements.txt package.json ./

# Install Python and Node dependencies
RUN pip install --no-cache-dir -r requirements.txt
RUN npm install

# Copy application files and the startup script
COPY --chown=user app.py puppeteer_pdf.js ./
COPY --chown=user start.sh ./

# Make scripts executable
RUN chmod +x puppeteer_pdf.js
RUN chmod +x start.sh

# Set permissions
RUN mkdir -p /tmp && chmod 777 /tmp

# Switch to user
USER user

# Environment variables
ENV HOME=/home/user \
    PATH=/home/user/.local/bin:$PATH \
    PUPPETEER_SKIP_CHROMIUM_DOWNLOAD=true \
    PUPPETEER_EXECUTABLE_PATH=/usr/bin/chromium \
    PYTHONUNBUFFERED=1

# Expose port
EXPOSE 7860

# Start application using the script
CMD ["./start.sh"]