FROM --platform=$BUILDPLATFORM docker.io/library/node:20.7.0-alpine@sha256:a348d50e74df20fa8c572c3abf80b89ae4daf9c312523c49a42997284d13ebac AS builder

# Build arguments to change source url, branch or tag
ARG CODIMD_REPOSITORY
ARG HEDGEDOC_REPOSITORY=https://github.com/hedgedoc/hedgedoc.git
ARG VERSION=master
#necessary on ARM because puppeteer doesn't provide a prebuilt binary
ENV PUPPETEER_SKIP_DOWNLOAD=true
ENV YARN_CACHE_FOLDER=/tmp/.yarn

RUN if [ -n "${CODIMD_REPOSITORY}" ]; then echo "CODIMD_REPOSITORY is deprecated. Please use HEDGEDOC_REPOSITORY instead" && exit 1; fi

# Clone the source and remove git repository but keep the HEAD file
RUN --mount=target=/var/cache/apk,type=cache,sharing=locked \
    apk update && \
    apk add git jq python3 build-base
RUN git clone --depth 1 --branch "$VERSION" "$HEDGEDOC_REPOSITORY" /hedgedoc
RUN git -C /hedgedoc log --pretty=format:'%ad %h %d' --abbrev-commit --date=short -1
RUN git -C /hedgedoc rev-parse HEAD > /tmp/gitref
RUN rm -rf /hedgedoc/.git/*
RUN mv /tmp/gitref /hedgedoc/.git/HEAD
RUN jq ".repository.url = \"${HEDGEDOC_REPOSITORY}\"" /hedgedoc/package.json > /hedgedoc/package.new.json
RUN mv /hedgedoc/package.new.json /hedgedoc/package.json

# Install app dependencies and build
WORKDIR /hedgedoc
RUN --mount=type=cache,sharing=locked,target=/tmp/.yarn yarn install --immutable
RUN yarn run build

FROM docker.io/library/node:20.7.0-alpine@sha256:a348d50e74df20fa8c572c3abf80b89ae4daf9c312523c49a42997284d13ebac AS modules-installer
WORKDIR /hedgedoc

ENV NODE_ENV=production
ENV YARN_CACHE_FOLDER=/tmp/.yarn

COPY --from=builder /hedgedoc /hedgedoc

RUN --mount=target=/var/cache/apk,type=cache,sharing=locked \
    apk update && \
    apk add git python3 build-base

RUN --mount=type=cache,sharing=locked,target=/tmp/.yarn yarn workspaces focus --production

FROM docker.io/library/node:20.7.0-alpine@sha256:a348d50e74df20fa8c572c3abf80b89ae4daf9c312523c49a42997284d13ebac AS app

LABEL org.opencontainers.image.title='HedgeDoc production image(alpine)'
LABEL org.opencontainers.image.url='https://hedgedoc.org'
LABEL org.opencontainers.image.source='https://github.com/hedgedoc/container'
LABEL org.opencontainers.image.documentation='https://github.com/hedgedoc/container/blob/master/README.md'
LABEL org.opencontainers.image.licenses='AGPL-3.0'

WORKDIR /hedgedoc

ENV NODE_ENV=production
ARG UID=10000
ENV UPLOADS_MODE=0700

RUN apk add --no-cache --no-progress --repository http://dl-cdn.alpinelinux.org/alpine/edge/testing/ gosu

# Create hedgedoc user
RUN adduser -u $UID -h /hedgedoc/ -D -S hedgedoc

COPY --chown=$UID --from=modules-installer /hedgedoc /hedgedoc

# Add configuraton files
COPY ["resources/config.json", "/files/"]

# Healthcheck
COPY --chown=$UID /resources/healthcheck.mjs /hedgedoc/healthcheck.mjs
HEALTHCHECK --interval=15s CMD node healthcheck.mjs

# For backwards compatibility
RUN ln -s /hedgedoc /codimd

# Symlink configuration files
RUN rm -f /hedgedoc/config.json
RUN ln -s /files/config.json /hedgedoc/config.json

EXPOSE 3000

COPY ["resources/docker-entrypoint.sh", "/usr/local/bin/docker-entrypoint.sh"]
ENTRYPOINT ["/usr/local/bin/docker-entrypoint.sh"]

CMD ["node", "app.js"]