# Use Python 3.11 slim as base image
FROM python:3.11-slim

# Set environment variables
ENV PYTHONDONTWRITEBYTECODE=1
ENV PYTHONUNBUFFERED=1
ENV DEBIAN_FRONTEND=noninteractive

# Set work directory
WORKDIR /app

# Install system dependencies
RUN apt-get update && apt-get install -y \
    wget \
    gnupg \
    unzip \
    curl \
    xvfb \
    x11vnc \
    fluxbox \
    wmctrl \
    dbus-x11 \
    && rm -rf /var/lib/apt/lists/*

# Add Google Chrome repository and install Chrome
RUN wget -q -O - https://dl.google.com/linux/linux_signing_key.pub | apt-key add - \
    && echo "deb [arch=amd64] http://dl.google.com/linux/chrome/deb/ stable main" >> /etc/apt/sources.list.d/google-chrome.list \
    && apt-get update \
    && apt-get install -y google-chrome-stable \
    && rm -rf /var/lib/apt/lists/*

# -------------------------------------------------------------
#  Writable caches for non-root runtime
# -------------------------------------------------------------
ENV HOME=/tmp \
    MPLCONFIGDIR=/tmp/matplotlib \
    XDG_CACHE_HOME=/tmp/fontcache \
    PLAYWRIGHT_BROWSERS_PATH=/tmp/ms-playwright
RUN mkdir -p /tmp/matplotlib /tmp/fontcache /tmp/ms-playwright \
    && chmod -R 777 /tmp/matplotlib /tmp/fontcache /tmp/ms-playwright

# Copy requirements file
COPY requirements.txt .

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

# Let Selenium auto-download the correct driver
ENV SELENIUM_MANAGER_DRIVER=1

# Install Playwright browsers
RUN playwright install chromium
RUN playwright install-deps

# Copy application code
COPY . .

# Create directories for screenshots and logs
RUN mkdir -p /app/screenshots /app/logs

# Set proper permissions
RUN chmod -R 755 /app

# Expose port
EXPOSE 7860

# Health check
HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
    CMD curl -f http://localhost:7860/health || exit 1

# Start command
CMD ["python", "app.py"]