# Multi-stage build for smaller production image
FROM python:3.12-slim as builder

WORKDIR /app

# Install build dependencies
RUN apt-get update && apt-get install -y --no-install-recommends \
    build-essential \
    && rm -rf /var/lib/apt/lists/*

# Install uv for fast dependency resolution
RUN pip install uv

# Copy dependency files
COPY pyproject.toml README.md ./

# Create virtual environment and install dependencies
RUN uv venv /opt/venv
ENV PATH="/opt/venv/bin:$PATH"
RUN uv pip install .


# Production image
FROM python:3.12-slim

WORKDIR /app

# Install runtime dependencies for opencv, pyzbar, etc.
RUN apt-get update && apt-get install -y --no-install-recommends \
    libzbar0 \
    libgl1 \
    libglib2.0-0 \
    libsm6 \
    libxext6 \
    libxrender1 \
    && rm -rf /var/lib/apt/lists/*

# Copy virtual environment from builder
COPY --from=builder /opt/venv /opt/venv
ENV PATH="/opt/venv/bin:$PATH"

# Copy application code
COPY src/ ./src/

# Set Python path
ENV PYTHONPATH=/app/src
ENV PYTHONUNBUFFERED=1

# Health check
HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
    CMD python -c "import httpx; httpx.get('http://localhost:8000/health')" || exit 1

# Run the application
EXPOSE 8000
CMD ["uvicorn", "pydanticai_multiagent.api.app:app", "--host", "0.0.0.0", "--port", "8000"]
