# Build frontend
FROM node:18 as frontend-build
WORKDIR /app
COPY frontend/package*.json ./
# Configurer le registre npm miroir pour éviter les erreurs 403
RUN npm config set registry https://registry.npmmirror.com/
RUN npm install
COPY frontend/ ./

# Set environment variable for production build
ENV REACT_APP_NODE_ENV=production

RUN npm run build

# Build backend
FROM python:3.12-slim
WORKDIR /app

# Install system dependencies required for UV, Git and Node.js
RUN apt-get update && apt-get install -y --no-install-recommends \
    curl ca-certificates git netcat-openbsd && \
    curl -fsSL https://deb.nodesource.com/setup_18.x | bash - && \
    apt-get install -y nodejs && \
    rm -rf /var/lib/apt/lists/*

# Install UV (fast Python dependency manager)
RUN curl -LsSf https://astral.sh/uv/install.sh | sh && \
    mv /root/.local/bin/uv /usr/local/bin/uv && chmod +x /usr/local/bin/uv

# Verify UV installation
RUN uv --version

# Create non-root user
RUN useradd -m -u 1000 user

# Create and configure cache directory
RUN mkdir -p /app/.cache && \
    chown -R user:user /app

# Copy all backend code first
COPY backend/ .

# Install all dependencies explicitly
RUN pip install fastapi uvicorn
# Install project dependencies
RUN uv pip install -e . --system

# Copy frontend server and build
COPY --from=frontend-build /app/build ./frontend/build
COPY --from=frontend-build /app/package*.json ./frontend/
COPY --from=frontend-build /app/server.js ./frontend/

# Install frontend production dependencies
WORKDIR /app/frontend
# Configurer le registre npm miroir pour éviter les erreurs 403
RUN npm config set registry https://registry.npmmirror.com/
RUN npm install --production
WORKDIR /app

# Environment variables
ENV HF_HOME=/app/.cache \
    HF_DATASETS_CACHE=/app/.cache \
    INTERNAL_API_PORT=7861 \
    PORT=7860 \
    NODE_ENV=production

# Note: HF_TOKEN should be provided at runtime, not build time
USER user
EXPOSE 7860 7861

# Start both servers with wait-for
CMD ["sh", "-c", "uvicorn main:app --host 0.0.0.0 --port 7861 & while ! nc -z 127.0.0.1 7861; do sleep 1; done && cd frontend && npm run serve"]