# =============================================================================
# Dockerfile para HuggingFace Spaces — GeoVision-CLIP Cali
# SDK: Docker (puerto 7860)
# Build: docker build -t geovision-clip .
# =============================================================================

FROM node:20-slim AS frontend-builder

WORKDIR /app
COPY app/geo-vision-clip-application/ .

# Build frontend
RUN npm install -g pnpm && \
    pnpm install && \
    NODE_ENV=production pnpm build

# =============================================================================
FROM python:3.11-slim

WORKDIR /app

# Variables de entorno
ENV MODE=prod \
    DEVICE=cpu \
    PYTHONUNBUFFERED=1 \
    PYTHONDONTWRITEBYTECODE=1 \
    HF_HUB_DISABLE_SYMLINKS_WARNING=1

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

# Backend Python + modelos (todo en UN solo RUN para evitar caché parcial)
COPY app/geo-vision-clip-application/backend/requirements.txt /app/backend/requirements.txt
RUN     pip install --no-cache-dir \
    -r /app/backend/requirements.txt \
    torch>=2.1.0 \
    torchvision>=0.16.0 \
    open-clip-torch>=2.24.0 \
    transformers>=4.36.0 \
    huggingface_hub>=0.20.0 \
    sentencepiece>=0.1.99 \
    tifffile \
    pykrige \
    scipy \
    pandas>=2.0.0 \
    scikit-learn>=1.3.0 \
    pyarrow>=14.0.0

# Copiar backend
COPY app/geo-vision-clip-application/backend/ /app/backend/

# Copiar frontend build desde stage anterior
COPY --from=frontend-builder /app/out/ /app/frontend/

# Copiar checkpoints (si existen en build context)
COPY app/geo-vision-clip-application/backend/checkpoints/ /app/backend/checkpoints/

# Puerto de HuggingFace Spaces
EXPOSE 7860

# Script de entrada: descarga checkpoints si faltan, luego arranca servidor
COPY docker-entrypoint.sh /app/docker-entrypoint.sh
RUN chmod +x /app/docker-entrypoint.sh

ENTRYPOINT ["/app/docker-entrypoint.sh"]
CMD ["uvicorn", "backend.main:app", "--host", "0.0.0.0", "--port", "7860"]