FROM rust:1.61.0-slim-bullseye # make sure to update rust-toolchain.toml too so that everything uses the same rust version
WORKDIR /earthbuild

prep-debian:
    RUN apt -y update

install-other-libs:
    FROM +prep-debian
    RUN apt -y install wget git
    RUN apt -y install libxcb-shape0-dev libxcb-xfixes0-dev # for editor clipboard
    RUN apt -y install libasound2-dev # for editor sounds
    RUN apt -y install libunwind-dev pkg-config libx11-dev zlib1g-dev
    RUN apt -y install unzip # for www/build.sh

install-zig-llvm-valgrind:
    FROM +install-other-libs
    # editor
    RUN apt -y install libxkbcommon-dev
    # zig
    RUN wget -c https://ziglang.org/download/0.9.1/zig-linux-x86_64-0.9.1.tar.xz --no-check-certificate
    RUN tar -xf zig-linux-x86_64-0.9.1.tar.xz
    RUN ln -s /earthbuild/zig-linux-x86_64-0.9.1/zig /bin/zig
    # zig builtins wasm tests
    RUN apt -y install build-essential
    RUN cargo install wasmer-cli --features "singlepass"
    RUN cargo install bindgen
    # llvm
    RUN apt -y install lsb-release software-properties-common gnupg
    RUN wget https://apt.llvm.org/llvm.sh
    RUN chmod +x llvm.sh
    RUN ./llvm.sh 13
    RUN ln -s /usr/bin/clang-13 /usr/bin/clang
    # use lld as linker
    RUN ln -s /usr/bin/lld-13 /usr/bin/ld.lld
    ENV RUSTFLAGS="-C link-arg=-fuse-ld=lld -C target-cpu=native"
    # valgrind
    RUN apt -y install valgrind
    # wasm repl & tests
    RUN rustup target add wasm32-unknown-unknown wasm32-wasi
    RUN apt -y install libssl-dev
    RUN OPENSSL_NO_VENDOR=1 cargo install wasm-pack
    # criterion
    RUN cargo install cargo-criterion
    # sccache
    RUN cargo install sccache
    RUN sccache -V
    ENV RUSTC_WRAPPER=/usr/local/cargo/bin/sccache
    ENV SCCACHE_DIR=/earthbuild/sccache_dir
    ENV CARGO_INCREMENTAL=0 # no need to recompile package when using new function

copy-dirs:
    FROM +install-zig-llvm-valgrind
    COPY --dir crates examples Cargo.toml Cargo.lock version.txt www ./

test-zig:
    FROM +install-zig-llvm-valgrind
    COPY --dir crates/compiler/builtins/bitcode ./
    RUN cd bitcode && ./run-tests.sh && ./run-wasm-tests.sh

build-rust-test:
    FROM +copy-dirs
    RUN echo "deb http://deb.debian.org/debian testing main contrib non-free" >> /etc/apt/sources.list # to get gcc 10.3
    RUN apt -y update
    RUN apt -y install gcc-10 g++-10 && rm /usr/bin/gcc && ln -s /usr/bin/gcc-10 /usr/bin/gcc # gcc-9 maybe causes segfault
    RUN gcc --version
    RUN --mount=type=cache,target=$SCCACHE_DIR \
        cargo test --locked --release --features with_sound --workspace --no-run && sccache --show-stats

check-typos:
    RUN cargo install typos-cli --version 1.0.11 # version set to prevent confusion if the version is updated automatically
    COPY --dir .github ci crates examples nightly_benches www *.md LEGAL_DETAILS flake.nix version.txt ./
    RUN typos

test-rust:
    FROM +build-rust-test
    ENV ROC_WORKSPACE_DIR=/earthbuild
    ENV RUST_BACKTRACE=1
    # for race condition problem with cli test
    ENV ROC_NUM_WORKERS=1
    # run one of the benchmarks to make sure the host is compiled
    # not pre-compiling the host can cause race conditions
    RUN gcc --version
    RUN echo "4" | cargo run --release examples/benchmarks/NQueens.roc
    RUN --mount=type=cache,target=$SCCACHE_DIR \
        cargo test --locked --release --features with_sound --workspace && sccache --show-stats
    # test the dev and wasm backend: they require an explicit feature flag.
    RUN --mount=type=cache,target=$SCCACHE_DIR \
        cargo test --locked --release --package test_gen --no-default-features --features gen-dev && sccache --show-stats
    # gen-wasm has some multithreading problems to do with the wasmer runtime. Run it single-threaded as a separate job
    RUN --mount=type=cache,target=$SCCACHE_DIR \
        cargo test --locked --release --package test_gen --no-default-features --features gen-wasm -- --test-threads=1 && sccache --show-stats
    # run `roc test` on Str builtins
    RUN --mount=type=cache,target=$SCCACHE_DIR \
        cargo run --release -- test crates/compiler/builtins/roc/Str.roc && sccache --show-stats
    # repl_test: build the compiler for wasm target, then run the tests on native target
    RUN --mount=type=cache,target=$SCCACHE_DIR \
        crates/repl_test/test_wasm.sh && sccache --show-stats
    # run i386 (32-bit linux) cli tests
    # NOTE: disabled until zig 0.9
    # RUN echo "4" | cargo run --locked --release --features="target-x86" -- --target=x86_32 examples/benchmarks/NQueens.roc
    # RUN --mount=type=cache,target=$SCCACHE_DIR \
    #    cargo test --locked --release --features with_sound --test cli_run i386 --features="i386-cli-run" && sccache --show-stats
    # make sure website deployment works (that is, make sure build.sh returns status code 0)
    ENV REPL_DEBUG=1
    RUN bash www/build.sh


verify-no-git-changes:
    FROM +test-rust
    # If running tests caused anything to be changed or added (without being
    # included in a .gitignore somewhere), fail the build!
    #
    # How it works: the `git ls-files` command lists all the modified or
    # uncommitted files in the working tree, the `| grep -E .` command returns a
    # zero exit code if it listed any files and nonzero otherwise (which is the
    # opposite of what we want), and the `!` at the start inverts the exit code.
    RUN ! git ls-files --deleted --modified --others --exclude-standard | grep -E .

test-all:
    BUILD +test-zig
    BUILD +test-rust
    BUILD +verify-no-git-changes

build-nightly-release:
    FROM +test-rust
    COPY --dir .git LICENSE LEGAL_DETAILS ci ./
    # version.txt is used by the CLI: roc --version
    RUN ./ci/write_version.sh
    RUN RUSTFLAGS="-C target-cpu=x86-64" cargo build --features with_sound --release
    RUN ./ci/package_release.sh roc_linux_x86_64.tar.gz
    SAVE ARTIFACT ./roc_linux_x86_64.tar.gz AS LOCAL roc_linux_x86_64.tar.gz

# compile everything needed for benchmarks and output a self-contained dir from which benchmarks can be run.
prep-bench-folder:
    FROM +copy-dirs
    # to make use of avx, avx2, sse2, sse4.2... instructions
    ENV RUSTFLAGS="-C link-arg=-fuse-ld=lld -C target-cpu=native"
    ARG BENCH_SUFFIX=branch
    RUN cargo criterion -V
    RUN --mount=type=cache,target=$SCCACHE_DIR cd crates/cli && cargo criterion --no-run
    RUN mkdir -p bench-folder/crates/compiler/builtins/bitcode/src
    RUN mkdir -p bench-folder/target/release/deps
    RUN mkdir -p bench-folder/examples/benchmarks
    RUN cp examples/benchmarks/*.roc bench-folder/examples/benchmarks/
    RUN cp -r examples/benchmarks/platform bench-folder/examples/benchmarks/
    RUN cp crates/compiler/builtins/bitcode/src/str.zig bench-folder/crates/compiler/builtins/bitcode/src
    RUN cp target/release/roc bench-folder/target/release
    # copy the most recent time bench to bench-folder
    RUN cp target/release/deps/`ls -t target/release/deps/ | grep time_bench | head -n 1` bench-folder/target/release/deps/time_bench
    SAVE ARTIFACT bench-folder AS LOCAL bench-folder-$BENCH_SUFFIX