stages:
  - test
  - build
  - publish artifacts
  - release nightly

variables:
  GIT_SUBMODULE_STRATEGY: recursive
  FF_USE_FASTZIP: 1
  CACHE_COMPRESSION_LEVEL: fastest


test:cargo:
  stage: "test"
  needs: []
  image: "rust:latest"
  variables:
    CARGO_HOME: "cargohome"
  cache:
    paths:
      - target
      - cargohome
    key: test_cache
  interruptible: true
  before_script:
    - mkdir -p $CARGO_HOME && echo "using $CARGO_HOME to cache cargo deps"
    - apt-get update -yqq
    - apt-get install -yqq --no-install-recommends build-essential libssl-dev pkg-config
    - rustup component add clippy rustfmt
  script:
    - rustc --version && cargo --version  # Print version info for debugging
    - cargo test --workspace --verbose --locked
    - cargo fmt --all -- --check
    - cargo clippy

# --------------------------------------------------------------------- #
#  Cargo: Compiling for different architectures                         #
# --------------------------------------------------------------------- #

.build-cargo-shared-settings:
  stage: "build"
  needs: []
  rules:
    - if: '$CI_COMMIT_BRANCH == $CI_DEFAULT_BRANCH'
  interruptible: true
  image: "rust:latest"
  cache:
    paths:
      - cargohome
      - target/
    key: "build_cache-$TARGET"
  before_script:
    - 'echo "Building for target $TARGET"'
    - 'mkdir -p cargohome && CARGOHOME="cargohome"'
    - "cat /etc/*-release && rustc --version && cargo --version"  # Print version info for debugging
    - 'apt-get update -yqq'
    - 'echo "Installing packages: $NEEDED_PACKAGES"'
    - "apt-get install -yqq --no-install-recommends $NEEDED_PACKAGES"
    - "rustup target add $TARGET"
  script:
    - time cargo build --target $TARGET --release
    - 'mv "target/$TARGET/release/conduit" "conduit-$TARGET"'
  artifacts:
    name: "conduit-$TARGET"
    expose_as: "Binary"
    paths:
      - "conduit-$TARGET"

build:cargo:x86_64-unknown-linux-gnu:
  extends: .build-cargo-shared-settings
  variables:
    TARGET: "x86_64-unknown-linux-gnu"

build:cargo:armv7-unknown-linux-gnueabihf:
  extends: .build-cargo-shared-settings
  variables:
    TARGET: "armv7-unknown-linux-gnueabihf"
    NEEDED_PACKAGES: "build-essential gcc-arm-linux-gnueabihf g++-arm-linux-gnueabihf libc6-dev-armhf-cross"
    CARGO_TARGET_ARMV7_UNKNOWN_LINUX_GNUEABIHF_LINKER: arm-linux-gnueabihf-gcc
    CC_armv7_unknown_linux_gnueabihf: arm-linux-gnueabihf-gcc
    CXX_armv7_unknown_linux_gnueabihf: arm-linux-gnueabihf-g++

build:cargo:aarch64-unknown-linux-gnu:
  extends: .build-cargo-shared-settings
  variables:
    TARGET: "aarch64-unknown-linux-gnu"
    NEEDED_PACKAGES: "build-essential gcc-8-aarch64-linux-gnu g++-aarch64-linux-gnu libc6-dev-arm64-cross"
    CARGO_TARGET_AARCH64_UNKNOWN_LINUX_GNU_LINKER: aarch64-linux-gnu-gcc
    CC_aarch64_unknown_linux_gnu: aarch64-linux-gnu-gcc
    CXX_aarch64_unknown_linux_gnu: aarch64-linux-gnu-g++
    TARGET_CC: "/usr/bin/aarch64-linux-gnu-gcc-8"
    TARGET_AR: "/usr/bin/aarch64-linux-gnu-gcc-ar-8"


# --------------------------------------------------------------------- #
#  Cargo: Compiling deb packages for different architectures            #
# --------------------------------------------------------------------- #


.build-cargo-deb-shared-settings:
  stage: "build"
  needs: []
  rules:
    - if: '$CI_COMMIT_BRANCH == $CI_DEFAULT_BRANCH'
  interruptible: true
  image: "rust:latest"
  cache:
    paths:
      - cargohome
      - target/
    key: "build_cache-deb-$TARGET"
  before_script:
    - 'echo "Building debian package for target $TARGET"'
    - 'mkdir -p cargohome && CARGOHOME="cargohome"'
    - "cat /etc/*-release && rustc --version && cargo --version"  # Print version info for debugging
    - 'apt-get update -yqq'
    - 'echo "Installing packages: $NEEDED_PACKAGES"'
    - "apt-get install -yqq --no-install-recommends $NEEDED_PACKAGES"
    - "rustup target add $TARGET"
    - "cargo install cargo-deb"
  script:
    - time cargo deb --target $TARGET
    - 'mv target/$TARGET/debian/*.deb "conduit-$TARGET.deb"'
  artifacts:
    name: "conduit-$TARGET.deb"
    expose_as: "Debian Package"
    paths:
      - "conduit-$TARGET.deb"

build:cargo-deb:x86_64-unknown-linux-gnu:
  extends: .build-cargo-deb-shared-settings
  variables:
    TARGET: "x86_64-unknown-linux-gnu"
    NEEDED_PACKAGES: ""




# --------------------------------------------------------------------- #
#  Storing and releasing compiled binaries                              #
# --------------------------------------------------------------------- #

publish:package:
  stage: "publish artifacts"
  needs:
    - "build:cargo:x86_64-unknown-linux-gnu"
    - "build:cargo:armv7-unknown-linux-gnueabihf"
    - "build:cargo:aarch64-unknown-linux-gnu"
    - "build:cargo-deb:x86_64-unknown-linux-gnu"
  rules:
    - if: '$CI_COMMIT_BRANCH == $CI_DEFAULT_BRANCH'
  image: curlimages/curl:latest
  variables:
    GIT_STRATEGY: "none" # Don't need a clean copy of the code, we just operate on artifacts
  script:
    - 'BASE_URL="${CI_API_V4_URL}/projects/${CI_PROJECT_ID}/packages/generic/conduit-${CI_COMMIT_REF_SLUG}/build-${CI_PIPELINE_ID}"'
    - 'curl --header "JOB-TOKEN: $CI_JOB_TOKEN" --upload-file conduit-x86_64-unknown-linux-gnu "${BASE_URL}/conduit-x86_64-unknown-linux-gnu"'
    - 'curl --header "JOB-TOKEN: $CI_JOB_TOKEN" --upload-file conduit-armv7-unknown-linux-gnueabihf "${BASE_URL}/conduit-armv7-unknown-linux-gnueabihf"'
    - 'curl --header "JOB-TOKEN: $CI_JOB_TOKEN" --upload-file conduit-aarch64-unknown-linux-gnu "${BASE_URL}/conduit-aarch64-unknown-linux-gnu"'
    - 'curl --header "JOB-TOKEN: $CI_JOB_TOKEN" --upload-file conduit-x86_64-unknown-linux-gnu.deb "${BASE_URL}/conduit-x86_64-unknown-linux-gnu.deb"'



publish:nightly:
  stage: "release nightly"
  image: registry.gitlab.com/gitlab-org/release-cli:latest
  needs:
    - job: "publish:package"
      artifacts: false
  variables:
    GIT_STRATEGY: "none" # Don't need a clean copy of the code, we just operate on artifacts
  script: "echo 'Releasing current state as release'"
  rules:
    - if: "$CI_COMMIT_BRANCH == $CI_DEFAULT_BRANCH"           # Run this job on the main branch
  release:
    name: 'Nightly'
    description: '⚠️ The latest development version of the day, fresh from the repository. Use at your own risk!'
    tag_name: '$CI_COMMIT_REF_SLUG'
    assets: 
      links:
        - name: 'conduit-x86_64-unknown-linux-gnu'
          url: "${CI_API_V4_URL}/projects/${CI_PROJECT_ID}/packages/generic/conduit-${CI_COMMIT_REF_SLUG}/build-${CI_PIPELINE_ID}/conduit-x86_64-unknown-linux-gnu"
        - name: 'conduit-armv7-unknown-linux-gnueabihf'
          url: "${CI_API_V4_URL}/projects/${CI_PROJECT_ID}/packages/generic/conduit-${CI_COMMIT_REF_SLUG}/build-${CI_PIPELINE_ID}/conduit-armv7-unknown-linux-gnueabihf"
        - name: 'conduit-aarch64-unknown-linux-gnu'
          url: "${CI_API_V4_URL}/projects/${CI_PROJECT_ID}/packages/generic/conduit-${CI_COMMIT_REF_SLUG}/build-${CI_PIPELINE_ID}/conduit-aarch64-unknown-linux-gnu"
        - name: 'conduit-x86_64-unknown-linux-gnu.deb'
          url: "${CI_API_V4_URL}/projects/${CI_PROJECT_ID}/packages/generic/conduit-${CI_COMMIT_REF_SLUG}/build-${CI_PIPELINE_ID}/conduit-x86_64-unknown-linux-gnu.deb"