# This Dockerfile builds the pikepdf wheel
# Inputs:
#		- REPO - Docker repository to pull qpdf from
#		- QPDF_VERSION - The image qpdf version to copy .deb files from
#		- GIT_TAG - The Git tag to clone and build from
#		- VERSION - Used to force the built pikepdf version to match

# Default to pulling from the main repo registry when manually building
ARG REPO="paperless-ngx/paperless-ngx"

ARG QPDF_VERSION
FROM ghcr.io/${REPO}/builder/qpdf:${QPDF_VERSION} as qpdf-builder

# This does nothing, except provide a name for a copy below

FROM python:3.9-slim-bullseye

LABEL org.opencontainers.image.description="A intermediate image with pikepdf wheel built"

ARG DEBIAN_FRONTEND=noninteractive

ARG BUILD_PACKAGES="\
  build-essential \
  git \
  libjpeg62-turbo-dev \
  zlib1g-dev \
  libgnutls28-dev \
  libxml2-dev \
  libxslt1-dev \
  python3-dev \
  python3-pip"

WORKDIR /usr/src

COPY --from=qpdf-builder /usr/src/qpdf/*.deb .

# As this is an base image for a multi-stage final image
# the added size of the install is basically irrelevant

RUN set -eux \
  && apt-get update --quiet \
  && apt-get install --yes --quiet --no-install-recommends $BUILD_PACKAGES \
  && dpkg --install libqpdf28_*.deb \
  && dpkg --install libqpdf-dev_*.deb \
  && python3 -m pip install --no-cache-dir --upgrade pip wheel pybind11 \
  && rm -rf /var/lib/apt/lists/*

# Layers after this point change according to required version
# For better caching, seperate the basic installs from
# the building

ARG GIT_TAG
ARG VERSION

RUN set -eux \
	&& echo "building pikepdf wheel" \
  # Note the v in the tag name here
  && git clone --quiet --depth 1 --branch "${GIT_TAG}" https://github.com/pikepdf/pikepdf.git \
  && cd pikepdf \
  # pikepdf seems to specifciy either a next version when built OR
  # a post release tag.
  # In either case, this won't match what we want from requirements.txt
  # Directly modify the setup.py to set the version we just checked out of Git
  && sed -i "s/use_scm_version=True/version=\"${VERSION}\"/g" setup.py \
  # https://github.com/pikepdf/pikepdf/issues/323
  && rm pyproject.toml \
  && mkdir wheels \
  && python3 -m pip wheel . --wheel-dir wheels \
  && ls -ahl wheels