name: Juvix Compiler CI
"on":
  workflow_dispatch:
    inputs:
      ref:
        description: the repository ref to build
        required: true
        default: main
  push:
    branches:
      - main
  pull_request:
    branches:
      - main
    types:
      - opened
      - reopened
      - synchronize
      - ready_for_review

concurrency:
  group: "${{ github.workflow }}-${{ github.head_ref || github.run_id }}"
  cancel-in-progress: true

env:
  SKIP: ormolu,format-juvix-files,typecheck-juvix-examples
  VAMPIRREPO: anoma/vamp-ir
  VAMPIRVERSION: v0.1.3

jobs:
  pre-commit:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3
      - uses: actions/setup-python@v4
        with:
          python-version: "3.11"
      - uses: pre-commit/action@v3.0.0

  ormolu:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3
      - uses: mrkkrp/ormolu-action@v11
        with:
          version: 0.5.2.0
          extra-args: >-
            --ghc-opt -XDerivingStrategies --ghc-opt -XImportQualifiedPost
            --ghc-opt -XMultiParamTypeClasses --ghc-opt -XStandaloneDeriving
            --ghc-opt -XTemplateHaskell --ghc-opt -XUnicodeSyntax

  build-and-test-linux:
    runs-on: ubuntu-22.04
    steps:
      - name: Checkout our repository
        uses: actions/checkout@v3
        with:
          path: main
          submodules: true

      - name: Cache LLVM and Clang
        id: cache-llvm
        uses: actions/cache@v3
        with:
          path: |
            C:/Program Files/LLVM
            ./llvm
          key: "${{ runner.os }}-llvm-13"

      - name: Install LLVM and Clang
        uses: KyleMayes/install-llvm-action@v1
        with:
          version: "13.0"
          cached: "${{ steps.cache-llvm.outputs.cache-hit }}"

      - name: Download and extract wasi-sysroot
        run: >
          curl
          https://github.com/WebAssembly/wasi-sdk/releases/download/wasi-sdk-15/wasi-sysroot-15.0.tar.gz
          -OL

          tar xfv wasi-sysroot-15.0.tar.gz

      - name: Set WASI_SYSROOT_PATH
        run: |
          echo "WASI_SYSROOT_PATH=$GITHUB_WORKSPACE/wasi-sysroot" >> $GITHUB_ENV

      - name: Add ~/.local/bin to PATH
        run: |
          echo "$HOME/.local/bin" >> $GITHUB_PATH

      - name: Setup Wasmer
        uses: wasmerio/setup-wasmer@v2

      - name: Install libs
        run: sudo apt install -y libncurses5

      - name: Install VampIR for testing
        uses: jaxxstorm/action-install-gh-release@v1.10.0
        with:
          repo: ${{ env.VAMPIRREPO }}
          platform: linux
          tag: ${{ env.VAMPIRVERSION }}
          chmod: 0755
          rename-to: vamp-ir

      - name: Test VampIR
        shell: bash
        run: |
          vamp-ir --version

      - name: Make runtime
        run: |
          cd main
          make runtime

      - name: Stack setup
        id: stack
        uses: freckle/stack-action@v4
        with:
          working-directory: main
          test: false

      - name: Install and test Juvix
        id: test
        if: ${{ success() }}
        run: |
          cd main
          make install
          make test

      - name: Typecheck and format Juvix examples
        if: ${{ success() }}
        shell: bash
        run: |
          cd main
          make check-format-juvix-files && make typecheck-juvix-examples

      - name: Install Smoke for testing
        uses: jaxxstorm/action-install-gh-release@v1.10.0
        with:
          repo: jonaprieto/smoke
          platform: linux
          tag: v2.3.2
          chmod: 0755
          rename-to: smoke
          extension-matching: disable
          cache: enable

      - name: Smoke testing
        id: smoke-linux
        if: ${{ success() }}
        run: |
          cd main
          make smoke-only

  build-and-test-macos:
    runs-on: macos-12
    steps:
      - name: Checkout our repository
        uses: actions/checkout@v3
        with:
          path: main
          submodules: true

      - name: Install Sed
        run: |
          brew install gnu-sed
          echo "$(brew --prefix)/opt/gnu-sed/libexec/gnubin" >> $GITHUB_PATH

      - name: Test Sed
        run: |
          sed --version

      - name: Download and extract wasi-sysroot
        run: >
          curl
          https://github.com/WebAssembly/wasi-sdk/releases/download/wasi-sdk-15/wasi-sysroot-15.0.tar.gz
          -OL

          tar xfv wasi-sysroot-15.0.tar.gz

      - name: Set WASI_SYSROOT_PATH
        run: |
          echo "WASI_SYSROOT_PATH=$GITHUB_WORKSPACE/wasi-sysroot" >> $GITHUB_ENV

      - name: Setup Wasmer
        uses: wasmerio/setup-wasmer@v3

      # smoke dynamically links to icu4c, so a cached binary of smoke will break
      # when brew bumps the icu4c version. In the following steps we use the
      # icu4c version in the cache key of the smoke build to avoid this issue.
      #
      # NB: The smoke build cannot be done as a separate job because the smoke
      # binary must be built using exactly the same version of the macos-12
      # runner image as the smoke testing step to make sure that the icu4c
      # versions match.
      - name: Checkout smoke repo
        uses: actions/checkout@v3
        with:
          repository: jonaprieto/smoke
          ref: regex-icu
          path: smoke-repo

      - name: Install ICU4C
        run: |
          brew install icu4c
          brew link icu4c --force

      - name: Get ICU4C version
        id: icuversion
        run: |
          ICUVERSION=$(echo -n $(brew list --versions icu4c | head -n 1 | sed -E 's/ /-/g'))
          echo "version=$ICUVERSION" >> $GITHUB_OUTPUT

      - name: Build smoke
        env:
          LDFLAGS: -L/usr/local/opt/icu4c/lib
          CPPFLAGS: -I/usr/local/opt/icu4c/include
          PKG_CONFIG_PATH: /usr/local/opt/icu4c/lib/pkgconfig
        uses: freckle/stack-action@v4
        with:
          test: false
          stack-arguments: --copy-bins
          working-directory: smoke-repo
          cache-prefix: ${{ steps.icuversion.outputs.version }}
          pedantic: false

      - name: Set homebrew LLVM CC and LIBTOOL vars (macOS)
        run: |
          echo "CC=$(brew --prefix llvm@15)/bin/clang" >> $GITHUB_ENV
          echo "LIBTOOL=$(brew --prefix llvm@15)/bin/llvm-ar" >> $GITHUB_ENV

      - name: Make runtime
        run: |
          cd main
          make CC=$CC LIBTOOL=$LIBTOOL runtime

      - name: Stack setup
        id: stack
        uses: freckle/stack-action@v4
        with:
          working-directory: main
          test: false

      - name: Add homebrew clang to the PATH (macOS)
        run: |
          echo "$(brew --prefix llvm@15)/bin" >> $GITHUB_PATH

      - name: Install VampIR for testing
        uses: jaxxstorm/action-install-gh-release@v1.10.0
        with:
          repo: ${{ env.VAMPIRREPO }}
          platform: darwin
          tag: ${{ env.VAMPIRVERSION }}
          chmod: 0755
          rename-to: vamp-ir

      - name: Test VampIR
        shell: bash
        run: |
          vamp-ir --version

      - name: Install and test Juvix
        if: ${{ success() }}
        run: |
          cd main
          make CC=$CC LIBTOOL=$LIBTOOL install
          make CC=$CC LIBTOOL=$LIBTOOL test

      - name: Add ~/.local/bin to PATH
        run: |
          echo "$HOME/.local/bin" >> $GITHUB_PATH

      - name: Typecheck and format Juvix examples
        if: ${{ success() }}
        shell: bash
        run: |
          cd main
          make check-format-juvix-files && make typecheck-juvix-examples

      - name: Smoke testing (macOS)
        id: smoke-macos
        if: ${{ success() }}
        run: |
          cd main
          make CC=$CC LIBTOOL=$LIBTOOL smoke