name: Main
on:
  push:
    branches:
      - '*'
    tags-ignore:
      - v*
  pull_request:
  release:
    types:
      - created
  schedule:
    - cron: '0 0 * * 0'
jobs:

  build:
    runs-on: ${{ matrix.os }}
    strategy:
      matrix:
        os:
          - ubuntu-22.04
          - macOS-13
          - windows-2022
    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0
          fetch-tags: true
      - name: Install Dependencies (macOS)
        if: runner.os == 'macOS'
        run: brew install haskell-stack
      - name: Build
        run: make
      - name: Prepare Artifact
        shell: bash
        run: cp LICENSE NOTICE README.md CHANGELOG.md bin
      - name: Upload Artifact
        uses: actions/upload-artifact@v4
        with:
          name: ${{ runner.os }}
          path: bin

  test:
    runs-on: ${{ matrix.os }}
    strategy:
      matrix:
        os:
          - ubuntu-22.04
          - macOS-13
    needs: build
    env:
      IVERILOG_REF: ef7f0a8f38782dfc0872b1e352ccf32343c10bb8
    steps:
      - uses: actions/checkout@v4
      - name: Install Dependencies (macOS)
        if: runner.os == 'macOS'
        run: |
          brew install bison
          echo "$(brew --prefix bison)/bin" >> $GITHUB_PATH
      - name: Install Dependencies (Linux)
        if: runner.os == 'Linux'
        run: sudo apt-get install -y flex bison autoconf gperf
      - name: Cache iverilog
        uses: actions/cache@v4
        with:
          path: ~/.local
          key: ${{ runner.os }}-${{ env.IVERILOG_REF }}
          restore-keys: ${{ runner.os }}-${{ env.IVERILOG_REF }}
      - name: Install iverilog
        run: |
          if [ ! -e "$HOME/.local/bin/iverilog" ]; then
            git clone https://github.com/steveicarus/iverilog.git
            cd iverilog
            git checkout $IVERILOG_REF
            autoconf
            ./configure --prefix=$HOME/.local
            make -j2
            make install
            cd ..
          fi
          curl -L https://raw.githubusercontent.com/kward/shunit2/v2.1.8/shunit2 > ~/.local/bin/shunit2
          chmod +x ~/.local/bin/shunit2
          echo "$HOME/.local/bin" >> $GITHUB_PATH
      - name: Download Artifact
        uses: actions/download-artifact@v4
        with:
          name: ${{ runner.os }}
          path: bin
      - name: Test
        run: |
          chmod +x bin/sv2v
          # rebuild and upload a code coverage report on scheduled linux runs
          make ${{ github.event_name == 'schedule' && runner.os == 'Linux' && 'coverage' || 'test' }}
      - name: Upload Coverage
        uses: actions/upload-artifact@v4
        if: hashFiles('.hpc/*.html') != ''
        with:
          name: coverage
          path: .hpc/*.html

  release:
    permissions:
      contents: write
    runs-on: ubuntu-22.04
    strategy:
      matrix:
        name: [macOS, Linux, Windows]
    needs: build
    if: github.event_name == 'release'
    steps:
      - name: Download Artifact
        uses: actions/download-artifact@v4
        with:
          name: ${{ matrix.name }}
          path: sv2v-${{ matrix.name }}
      - name: Mark Binary Executable
        run: chmod +x */sv2v*
      - name: Create ZIP
        run: zip -r sv2v-${{ matrix.name }} ./sv2v-${{ matrix.name }}
      - name: Upload Release Asset
        env:
          GH_TOKEN: ${{ github.token }}
          GH_REPO: ${{ github.repository }}
        run: gh release upload ${{ github.event.release.tag_name }} sv2v-${{ matrix.name }}.zip