name: CI-nimbus
on:
  # push:
  #   paths:
  #   - atlas.lock
  #   - .github/workflows/ci-nimbus.yml
  push:
    branches:
      - main
  pull_request:
  workflow_dispatch:

jobs:
  build:
    timeout-minutes: 90
    strategy:
      fail-fast: false
      matrix:
        target:
          - os: linux
            cpu: amd64
          # - os: macos
          #   cpu: amd64
          # - os: windows
          #   cpu: amd64
        branch: [version-1-6]
        include:
          - target:
              os: linux
            builder: ubuntu-20.04
            shell: bash
          # - target:
          #     os: macos
          #   builder: macos-12
          #   shell: bash
          # - target:
          #     os: windows
          #   builder: windows-2019
          #   shell: msys2 {0}

    defaults:
      run:
        shell: ${{ matrix.shell }}

    name: '${{ matrix.target.os }}-${{ matrix.target.cpu }} (Nim ${{ matrix.branch }})'
    runs-on: ${{ matrix.builder }}
    continue-on-error: ${{ matrix.branch == 'version-1-6' || matrix.branch == 'devel' }}
    steps:
      - name: Checkout
        uses: actions/checkout@v2
        with:
          submodules: true

      - name: MSYS2 (Windows amd64)
        if: runner.os == 'Windows' && matrix.target.cpu == 'amd64'
        uses: msys2/setup-msys2@v2
        with:
          path-type: inherit
          install: >-
            base-devel
            git
            mingw-w64-x86_64-toolchain

      - name: Restore Nim DLLs dependencies (Windows) from cache
        if: runner.os == 'Windows'
        id: windows-dlls-cache
        uses: actions/cache@v2
        with:
          path: external/dlls
          key: 'dlls'

      - name: Install DLL dependencies (Windows)
        if: >
          steps.windows-dlls-cache.outputs.cache-hit != 'true' &&
          runner.os == 'Windows'
        run: |
          mkdir external
          curl -L "https://nim-lang.org/download/windeps.zip" -o external/windeps.zip
          7z x external/windeps.zip -oexternal/dlls

      - name: Path to cached dependencies (Windows)
        if: >
          runner.os == 'Windows'
        run: |
          echo '${{ github.workspace }}'"/external/dlls" >> $GITHUB_PATH

      - name: Derive environment variables
        run: |
          if [[ '${{ matrix.target.cpu }}' == 'amd64' ]]; then
            PLATFORM=x64
          else
            PLATFORM=x86
          fi
          echo "PLATFORM=$PLATFORM" >> $GITHUB_ENV

          ncpu=
          MAKE_CMD="make"
          case '${{ runner.os }}' in
          'Linux')
            ncpu=$(nproc)
            ;;
          'macOS')
            ncpu=$(sysctl -n hw.ncpu)
            ;;
          'Windows')
            ncpu=$NUMBER_OF_PROCESSORS
            MAKE_CMD="mingw32-make"
            ;;
          esac
          [[ -z "$ncpu" || $ncpu -le 0 ]] && ncpu=1
          echo "ncpu=$ncpu" >> $GITHUB_ENV
          echo "MAKE_CMD=${MAKE_CMD}" >> $GITHUB_ENV

      - uses: jiro4989/setup-nim-action@v1
        with:
          nim-version: 1.6.14
          repo-token: ${{ secrets.GITHUB_TOKEN }}

      - name: Restore Nim toolchain binaries from cache
        id: nim-cache
        uses: actions/cache@v3
        with:
          path: NimBinaries
          key: ${{ matrix.target.os }}-${{ matrix.target.cpu }}-nim-${{ hashFiles('atlas.lock') }}

      - name: Restore Vendor Clones from cache
        id: vendor-cache
        uses: actions/cache@v3
        with:
          path: vendor/*/
          key: ${{ matrix.target.os }}-${{ matrix.target.cpu }}-vendor-${{ hashFiles('atlas.lock') }}

      - name: Run tests
        run: |
          if [[ "${{ matrix.target.os }}" == "windows" ]]; then
            # https://github.com/status-im/nimbus-eth2/issues/3121
            export NIMFLAGS="-d:nimRawSetjmp"
          fi

          echo "BUILD: "
          export NIM_COMMIT=${{ matrix.branch }}
          make -j${ncpu} CI_CACHE=NimBinaries ARCH_OVERRIDE=${PLATFORM} QUICK_AND_DIRTY_COMPILER=1
          make test -j${ncpu}