FROM ocaml/opam:debian-ocaml-5.2 AS build

# System dependencies
RUN sudo apt-get update && sudo apt-get install -y \
    autoconf \
    pkg-config \
    libgmp-dev \
    libev-dev \
    libffi-dev \
    libssl-dev \
    python3 \
    jq \
    && sudo rm -rf /var/lib/apt/lists/*

# Set up oxcaml switch with the ox opam repo
RUN opam update --all \
    && opam switch create 5.2.0+ox \
       --repos ox=git+https://github.com/oxcaml/opam-repository.git,alpha=git+https://github.com/kit-ty-kate/opam-alpha-repository.git,default \
    && eval $(opam env --switch 5.2.0+ox)

# Copy opam file first for dependency caching
WORKDIR /home/opam/mono
COPY --chown=opam:opam root.opam .
RUN opam install --switch 5.2.0+ox --deps-only -y ./root.opam

# Copy the full monorepo source
COPY --chown=opam:opam . .

# Build and install plugins, then build the site (without universes)
RUN eval $(opam env --switch 5.2.0+ox) \
    && dune build @install \
    && dune install 2>/dev/null \
    && dune build @site \
    && dune build @doc

# Assemble the site into _site/
RUN mkdir -p _site \
    && cp -rf _build/default/site/_html/* _site/ \
    && cp -rf _build/default/_doc/_html/reference/* _site/reference/ \
    && mkdir -p _site/odoc.support/ \
    && cp -rf _build/default/_doc/_html/odoc.support/* _site/odoc.support/

# Universe building (jtw is built from source in js_top_worker/)
RUN eval $(opam env --switch 5.2.0+ox) \
    && jtw opam astring base brr note mime_printer fpath rresult \
       opam-format bos odoc.model tyxml yojson uri jsonm \
       js_top_worker-widget-leaflet \
       tessera-geotessera-jsoo tessera-viz-jsoo \
       onnxrt -o _site/_opam

# Deploy onnxrt assets
RUN if [ -f onnxrt/example/sentiment/model_quantized.onnx ]; then \
      cp onnxrt/example/sentiment/vocab.txt _site/_opam/vocab.txt \
      && cp onnxrt/example/sentiment/model_quantized.onnx _site/_opam/model_quantized.onnx; \
    fi \
    && cp onnxrt/example/add.onnx _site/_opam/add.onnx

# Lightweight final image with just the built site
FROM nginx:alpine
COPY --from=build /home/opam/mono/_site /usr/share/nginx/html
EXPOSE 80