FROM node:20-bookworm-slim AS backend-build

WORKDIR /build/backend

COPY backend/package*.json ./
RUN npm ci --legacy-peer-deps

COPY backend/ ./
RUN npm run build
RUN npm prune --omit=dev --legacy-peer-deps


FROM postgres:16-bookworm AS runtime

SHELL ["/bin/bash", "-o", "pipefail", "-c"]

ENV NODE_ENV=production
ENV DOTNET_ROOT=/opt/dotnet
ENV DOTNET_CLI_HOME=/tmp/dotnet
ENV DOTNET_SKIP_FIRST_TIME_EXPERIENCE=1
ENV DOTNET_CLI_TELEMETRY_OPTOUT=1
ENV NUGET_PACKAGES=/opt/mike/.nuget/packages
ENV PATH="/opt/mike/python-venv/bin:/opt/dotnet:/usr/lib/postgresql/16/bin:/usr/local/bin:${PATH}"

COPY --from=node:20-bookworm-slim /usr/local/bin/node /usr/local/bin/node
COPY --from=node:20-bookworm-slim /usr/local/bin/npm /usr/local/bin/npm
COPY --from=node:20-bookworm-slim /usr/local/bin/npx /usr/local/bin/npx
COPY --from=node:20-bookworm-slim /usr/local/lib/node_modules /usr/local/lib/node_modules

RUN apt-get update && \
    apt-get install -y --no-install-recommends \
      ca-certificates \
      curl \
      gzip \
      libicu72 \
      libssl3 \
      libstdc++6 \
      libreoffice \
      python3 \
      python3-pip \
      python3-venv \
      tar \
      zlib1g && \
    rm -rf /var/lib/apt/lists/*

RUN curl -fsSL https://dot.net/v1/dotnet-install.sh -o /tmp/dotnet-install.sh && \
    bash /tmp/dotnet-install.sh --channel 8.0 --install-dir /opt/dotnet && \
    rm /tmp/dotnet-install.sh

RUN useradd --create-home --uid 1000 --shell /bin/bash user && \
    mkdir -p /opt/mike/backend /opt/mike/.nuget/packages /data /tmp/dotnet && \
    chmod 777 /data /tmp/dotnet && \
    chown -R user:user /opt/mike

WORKDIR /opt/mike

COPY --chown=user:user backend/ /opt/mike/backend/
COPY --from=backend-build --chown=user:user /build/backend/dist /opt/mike/backend/dist
COPY --from=backend-build --chown=user:user /build/backend/node_modules /opt/mike/backend/node_modules

RUN rm -f /usr/local/bin/npm /usr/local/bin/npx && \
    ln -s ../lib/node_modules/npm/bin/npm-cli.js /usr/local/bin/npm && \
    ln -s ../lib/node_modules/npm/bin/npx-cli.js /usr/local/bin/npx

USER user

RUN python3 -m venv /opt/mike/python-venv && \
    /opt/mike/python-venv/bin/pip install --upgrade pip && \
    /opt/mike/python-venv/bin/pip install --no-cache-dir -r /opt/mike/backend/python-service/requirements.txt

RUN dotnet restore /opt/mike/backend/tools/docx-commenter/docx-commenter.csproj && \
    dotnet build /opt/mike/backend/tools/docx-commenter/docx-commenter.csproj --no-restore && \
    dotnet restore /opt/mike/backend/tools/docx-bookmark-injector/docx-bookmark-injector.csproj && \
    dotnet build /opt/mike/backend/tools/docx-bookmark-injector/docx-bookmark-injector.csproj --no-restore

USER root
COPY --chown=user:user deploy/huggingface/backend/start.sh /opt/mike/deploy/huggingface/backend/start.sh
RUN chmod +x /opt/mike/deploy/huggingface/backend/start.sh
USER user

ENV PGDATA=/tmp/mike-postgres

EXPOSE 7860

CMD ["/opt/mike/deploy/huggingface/backend/start.sh"]