VERSION 0.6

docs-build:
    FROM ruby:latest

    WORKDIR /app

    RUN gem install coderay
    RUN gem install rouge
    RUN gem install asciidoctor

    # These dependencies are required for asciidoctor-mathematical
    RUN apt-get update
    RUN DEBIAN_FRONTEND=noninteractive apt-get -qq -y install bison flex libffi-dev libxml2-dev libgdk-pixbuf2.0-dev libcairo2-dev libpango1.0-dev fonts-lyx cmake
    RUN gem install asciidoctor-mathematical

    COPY ./README.adoc docs/index.adoc
    COPY --dir ./docs .

    RUN asciidoctor -r asciidoctor-mathematical -a mathematical-format=svg -a "!webfonts" -- ./docs/*.adoc
    RUN \
        find docs -type f -not -iname '*.html' -not -iname '*.png' -not -iname '*.svg' -delete && \
        :

    SAVE ARTIFACT ./docs

docs:
    FROM golang:latest
    WORKDIR /app

    GIT CLONE https://github.com/tdewolff/minify/ minify/

    RUN cd minify && go install ./cmd/minify

    COPY +docs-build/docs/ ./docs/
    RUN minify --version
    RUN minify --sync --recursive --output output/ ./docs/

    SAVE ARTIFACT output/* AS LOCAL build/docs/

rust-deps:
    FROM rust:latest
    ENV CARGO_HOME=/deps
    WORKDIR /work

    COPY ./web/Cargo.toml .
    # This is a binary program, expose a main.rs file
    RUN mkdir src && touch src/main.rs
    RUN cargo fetch
    SAVE ARTIFACT /deps

rust-builder:
    FROM rust:latest
    ENV CARGO_HOME=/deps
    WORKDIR /work

    # Linux
    RUN rustup target add x86_64-unknown-linux-musl

    RUN cargo install cargo-deb

    SAVE IMAGE docker-wg:5000/rust-builder

build:
    FROM +rust-builder

    COPY +rust-deps/deps /deps

    ARG TOOLCHAIN=x86_64-unknown-linux-musl

    # Cache whatever dependency builds you can
    COPY ./web/Cargo.toml .
    RUN \
        mkdir src && touch src/lib.rs && \
        cargo build --offline --release --target "$TOOLCHAIN" --jobs 1 && \
        rm src/lib.rs && rmdir src && \
        :

    # Actually build the program
    COPY ./web .
    RUN cargo build --offline --release --target "$TOOLCHAIN" --jobs 1

    ARG EXT
    ARG STRIP_CMD=x86_64-linux-gnu-strip
    ARG APP_NAME=web

    RUN if [ "$STRIP_CMD" ]; then "$STRIP_CMD" "target/$TOOLCHAIN/release/$APP_NAME$EXT"; fi
    # --force for windows since multiple hardlinks
    RUN xz --force --keep "target/$TOOLCHAIN/release/$APP_NAME$EXT"

    # Also build a deb file
    IF [ -z "${TOOLCHAIN##*-linux-*}" ]
        RUN echo "Building deb for ${TOOLCHAIN}"
        RUN cargo deb --target "${TOOLCHAIN}"

        SAVE ARTIFACT target/$TOOLCHAIN/debian/$APP_NAME_*.deb AS LOCAL dist/
    END

    # SAVE ARTIFACT target/$TOOLCHAIN/release/$APP_NAME$EXT AS LOCAL dist/
    SAVE ARTIFACT target/$TOOLCHAIN/release/$APP_NAME$EXT.xz AS LOCAL dist/$APP_NAME-$TOOLCHAIN$EXT.xz

all:
    BUILD +docs
    BUILD +build