FROM python:3.11-slim-bullseye

ENV DEBIAN_FRONTEND=noninteractive

# 1. Install System Dependencies
RUN apt-get update && apt-get install -y \
    # --- VNC & Display Management ---
    xvfb \
    x11vnc \
    x11-utils \
    x11-xserver-utils \
    matchbox-window-manager \
    # --- Input & Protocol Libs ---
    xdotool \
    libxtst6 \
    libxrandr2 \
    # --- WebRTC / AIORTC Dependencies ---
    libavcodec-dev \
    libavdevice-dev \
    libavfilter-dev \
    libavformat-dev \
    libavutil-dev \
    libswscale-dev \
    libswresample-dev \
    libvpx-dev \
    libopus-dev \
    libffi-dev \
    libssl-dev \
    # --- Browser Dependencies ---
    libxcomposite1 \
    libxcursor1 \
    libxdamage1 \
    libxi6 \
    libnss3 \
    libatk1.0-0 \
    libatk-bridge2.0-0 \
    libcups2 \
    libdrm2 \
    libgbm1 \
    libasound2 \
    libpangocairo-1.0-0 \
    libgtk-3-0 \
    fonts-liberation \
    fonts-noto-color-emoji \
    # --- Utilities ---
    wget \
    curl \
    gnupg \
    procps \
    && rm -rf /var/lib/apt/lists/*

# 2. Install Opera Browser
RUN curl -fsSL https://deb.opera.com/archive.key | gpg --dearmor -o /usr/share/keyrings/opera-browser-keyring.gpg && \
    echo "deb [signed-by=/usr/share/keyrings/opera-browser-keyring.gpg] https://deb.opera.com/opera-stable/ stable non-free" \
    | tee /etc/apt/sources.list.d/opera-stable.list && \
    apt-get update && \
    apt-get install -y opera-stable && \
    rm -rf /var/lib/apt/lists/*

# 3. Setup User
# Note: x11vnc works best when run by the same user who owns the X session
RUN useradd -m -u 1000 user
USER user
ENV HOME=/home/user \
    PATH=/home/user/.local/bin:$PATH
WORKDIR $HOME/app

# 4. Install Python Dependencies
# Ensure requirements.txt contains: aiortc, aiohttp
COPY --chown=user:user requirements.txt .
RUN pip install --no-cache-dir --upgrade pip && \
    pip install --no-cache-dir -r requirements.txt

# 5. Copy Application
COPY --chown=user:user . .

# 6. Create Directories
RUN mkdir -p $HOME/opera-data

# 7. Environment Config
ENV DISPLAY=:99 \
    RESOLUTION=1280x720 \
    PYTHONUNBUFFERED=1

EXPOSE 7860

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