FROM ubuntu:24.04

# ODA File Converter needs Qt libs + virtual framebuffer for headless mode
RUN apt-get update && \
    apt-get install -y --no-install-recommends \
        python3 python3-pip wget ca-certificates \
        xvfb libxcb-xinerama0 libxcb-icccm4 libxcb-image0 \
        libxcb-keysyms1 libxcb-randr0 libxcb-render-util0 \
        libxcb-shape0 libxcb-xkb1 libxkbcommon0 libxkbcommon-x11-0 \
        libglib2.0-0 libgl1 libfontconfig1 libfreetype6 && \
    pip3 install --no-cache-dir --break-system-packages flask && \
    apt-get purge -y python3-pip && \
    apt-get autoremove -y && \
    rm -rf /var/lib/apt/lists/*

# Download and install ODA File Converter
RUN wget -q "https://download.opendesign.com/guestfiles/Demo/ODAFileConverter_QT6_lnxX64_8.3dll_25.12.deb" \
        -O /tmp/oda.deb && \
    dpkg -i /tmp/oda.deb || apt-get install -f -y && \
    rm /tmp/oda.deb

WORKDIR /app
COPY app.py .

EXPOSE 5001

HEALTHCHECK --interval=30s --timeout=5s --retries=3 \
    CMD python3 -c "import urllib.request; urllib.request.urlopen('http://localhost:5001/health')" || exit 1

CMD ["python3", "app.py"]