# Use multi-stage build with UV package manager
FROM python:3.12-slim AS builder

# Install minimal build dependencies and UV
RUN apt-get update && apt-get install -y --no-install-recommends \
    curl \
    && rm -rf /var/lib/apt/lists/*
RUN curl -LsSf https://astral.sh/uv/install.sh | sh

# Create virtual environment using the correct uv path
RUN /root/.local/bin/uv venv /opt/venv
ENV PATH="/opt/venv/bin:$PATH"

# Copy project definition
COPY pyproject.toml .

# Set environment for optimized wheels
ENV UV_EXTRA_INDEX_URL=https://pypi.org/simple
ENV UV_FIND_LINKS=https://download.pytorch.org/whl/torch_stable.html

# Install dependencies with UV - use pre-compiled SciPy wheel with OpenBLAS optimization
RUN /root/.local/bin/uv pip install \
    --only-binary=scipy \
    -r pyproject.toml

# Final runtime stage
FROM python:3.12-slim

# Install only essential runtime libraries
RUN apt-get update && apt-get install -y --no-install-recommends \
    libgomp1 \
    libgfortran5 \
    curl \
    && rm -rf /var/lib/apt/lists/* \
    && apt-get clean

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

# Set working directory
WORKDIR /app

# Copy application files
COPY garminsync/ ./garminsync/
COPY migrations/ ./migrations/
COPY migrations/alembic.ini ./alembic.ini
COPY entrypoint.sh .
COPY patches/garth_data_weight.py ./garth_data_weight.py

# Apply patches
RUN cp garth_data_weight.py /opt/venv/lib/python3.12/site-packages/garth/data/weight.py

# Set permissions
RUN chmod +x entrypoint.sh

# Create data directory
RUN mkdir -p /app/data

# Create non-root user
RUN groupadd -r appuser && useradd -r -g appuser appuser
RUN chown -R appuser:appuser /app
USER appuser

# Health check
HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3 \
    CMD curl -f http://localhost:8888/health || exit 1

ENTRYPOINT ["./entrypoint.sh"]
EXPOSE 8888