# Read the doc: https://huggingface.co/docs/hub/spaces-sdks-docker
# you will also find guides on how best to write your Dockerfile

FROM python:3.11-slim AS builder

# Instalar herramientas necesarias solo en el stage de build
RUN apt-get update \
    && apt-get install -y --no-install-recommends build-essential gcc libffi-dev wget ca-certificates tar \
    && rm -rf /var/lib/apt/lists/*

WORKDIR /app

# Copiar requirements e instalar en un prefijo temporal (/install)
COPY requirements.txt ./requirements.txt
RUN python -m pip install --upgrade pip setuptools wheel \
    && python -m pip install --no-cache-dir --prefix=/install -r requirements.txt

# Descargar y extraer openvscode-server en el stage de build (no queda en la imagen final si no se copia)
RUN wget https://github.com/gitpod-io/openvscode-server/releases/download/openvscode-server-v1.101.2/openvscode-server-v1.101.2-linux-x64.tar.gz -O /tmp/openvscode-server.tar.gz \
    && tar -xzf /tmp/openvscode-server.tar.gz -C /opt \
    && rm /tmp/openvscode-server.tar.gz \
    && mv /opt/openvscode-server-v1.101.2-linux-x64 /opt/openvscode-server \
    && chown -R 1000:1000 /opt/openvscode-server

# --- Final minimal image ---
FROM python:3.11-slim

# Crear user no-root recomendado por Spaces
RUN useradd -m -u 1000 user

ENV PATH="/home/user/.local/bin:$PATH"
ENV PYTHONDONTWRITEBYTECODE=1
ENV PYTHONUNBUFFERED=1

WORKDIR /app

# Copiar los paquetes instalados desde el builder al entorno de runtime
COPY --from=builder /install /usr/local

# Copiar openvscode desde el builder (ya está listo en /opt/openvscode-server)
COPY --from=builder /opt/openvscode-server /opt/openvscode-server
RUN chown -R 1000:1000 /opt/openvscode-server || true

# Copiar código y asignar al user no-root
COPY --chown=user:user . /app

USER user

EXPOSE 7860

CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860"]