Befaco/.github/workflows/build-plugin.yml

name: Build VCV Rack Plugin
on: [push, pull_request]

env:
  rack-sdk-version: 1.1.6

defaults:
  run:
    shell: bash

jobs:
  build:
    name: ${{ matrix.config.name }}
    runs-on: ${{ matrix.config.os }}
    strategy:
      matrix:
        config:
        - {
            name: Linux,
            os: ubuntu-16.04,
            prepare-os: sudo apt install -y libglu-dev
          }
        - {
            name: MacOS,
            os: macos-latest,
            prepare-os: ""
          }
        - {
            name: Windows,
            os: windows-latest,
            prepare-os: export CC=gcc
          }
    steps:
      - uses: actions/checkout@v2
        with:
          submodules: recursive
      - name: Get Rack-SDK
        run: |
          pushd $HOME
          curl -o Rack-SDK.zip https://vcvrack.com/downloads/Rack-SDK-${{ env.rack-sdk-version }}.zip
          unzip Rack-SDK.zip
      - name: Patch plugin.mk, use 7zip on Windows
        if: runner.os == 'Windows'
        run: |
          sed -i 's/zip -q -9 -r/7z a -tzip -mx=9/' $HOME/Rack-SDK/plugin.mk
      - name: Modify plugin version
        # only modify plugin version if no tag was created
        if: "! startsWith(github.ref, 'refs/tags/v')"
        run: |
          gitrev=`git rev-parse --short HEAD`
          pluginversion=`jq -r '.version' plugin.json`
          echo "Set plugin version from $pluginversion to $pluginversion-$gitrev"
          cat <<< `jq --arg VERSION "$pluginversion-$gitrev" '.version=$VERSION' plugin.json` > plugin.json
      - name: Build plugin
        run: |
          ${{ matrix.config.prepare-os }}
          export RACK_DIR=$HOME/Rack-SDK
          make -j dep
          make -j dist
      - name: Upload artifact
        uses: actions/upload-artifact@v2
        with:
          path: dist
          name: ${{ matrix.config.name }}

  publish:
    name: Publish plugin
    # only create a release if a tag was created that is called e.g. v1.2.3
    # see also https://vcvrack.com/manual/Manifest#version
    if: startsWith(github.ref, 'refs/tags/v')
    runs-on: ubuntu-16.04
    needs: build
    steps:
      - uses: actions/checkout@v2
      - uses: FranzDiebold/github-env-vars-action@v1.2.1
      - name: Check if plugin version matches tag
        run: |
          pluginversion=`jq -r '.version' plugin.json`
          if [ "v$pluginversion" != "${{ env.GITHUB_REF_NAME }}" ]; then
            echo "Plugin version from plugin.json 'v$pluginversion' doesn't match with tag version '${{ env.GITHUB_REF_NAME }}'"
            exit 1
          fi
      - name: Create Release
        uses: actions/create-release@v1
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          tag_name: ${{ github.ref }}
          release_name: Release ${{ github.ref }}
          body: |
            ${{ env.GITHUB_REPOSITORY_NAME }} VCV Rack Plugin ${{ env.GITHUB_REF_NAME }}
          draft: false
          prerelease: false
      - uses: actions/download-artifact@v2
        with:
          path: _artifacts
      - name: Upload release assets
        uses: svenstaro/upload-release-action@v2
        with:
          repo_token: ${{ secrets.GITHUB_TOKEN }}
          file: _artifacts/**/*.zip
          tag: ${{ github.ref }}
          file_glob: true