# Backend Development Dockerfile
FROM python:3.12-slim

# Install system dependencies
RUN apt-get update && apt-get install -y \
    curl \
    build-essential \
    docker.io \
    && rm -rf /var/lib/apt/lists/*

# Install uv
# Use IP address for proxy (cai.local may not resolve in Docker container)
ENV http_proxy=http://192.168.1.250:7897 https_proxy=http://192.168.1.250:7897
# Exclude localhost and container network from proxy
ENV no_proxy=localhost,127.0.0.1,0.0.0.0,frontend,gateway,langgraph,nginx,.local
# RUN curl -LsSf https://astral.sh/uv/install.sh | sh
# Try to install uv via official installer, fallback to pip if fails
RUN (curl -LsSf https://astral.sh/uv/install.sh | sh || pip install uv) && \
    echo "uv installed at:" && \
    which uv || echo "uv not found in PATH" && \
    ls -la /root/.local/bin/ || echo "/root/.local/bin/ not found" && \
    echo "uv version:" && \
    uv --version || echo "uv command not working"
ENV PATH="/root/.local/bin:$PATH"

# Set working directory
WORKDIR /app

# Copy frontend source code
COPY backend ./backend

# Install dependencies with cache mount
RUN --mount=type=cache,target=/root/.cache/uv \
    sh -c "cd backend && uv sync"

# Keep proxy for uv sync (Python package downloads may need proxy in China)
ENV http_proxy= https_proxy=

# Expose ports (gateway: 8001, langgraph: 2024)
EXPOSE 8001 2024

# Default command (can be overridden in docker-compose)
CMD ["sh", "-c", "uv run uvicorn src.gateway.app:app --host 0.0.0.0 --port 8001"]