release.yml

name: Create Release

env:
  # See: https://github.com/actions/setup-go/tree/v2#readme
  GO_VERSION: "1.17"

on:
  push:
    tags:
      - "v[0-9]+.[0-9]+.[0-9]+*"

jobs:
  release:
    runs-on: ubuntu-latest

    env:
      # See: https://github.com/fsaintjacques/semver-tool/releases
      SEMVER_TOOL_VERSION: 3.2.0

    steps:
      - name: Set environment variables
        run: |
          # See: https://docs.github.com/en/actions/reference/workflow-commands-for-github-actions#setting-an-environment-variable
          TAG_SHORT_NAME="${GITHUB_REF/refs\/tags\//}"
          echo "TAG_SHORT_NAME=$TAG_SHORT_NAME" >> "$GITHUB_ENV"
          echo "ARCHIVE_PATH=${{ runner.temp }}/libraries-repository-engine_${TAG_SHORT_NAME}_Linux_64bit.tar.gz" >> "$GITHUB_ENV"
          echo "CHANGELOG_PATH=${{ runner.temp }}/CHANGELOG.md" >> "$GITHUB_ENV"
          echo "SEMVER_TOOL_PATH=${{ runner.temp }}/semver" >> "$GITHUB_ENV"

      - name: Checkout repository
        uses: actions/checkout@v3
        with:
          fetch-depth: 0

      - name: Install Task
        uses: arduino/setup-task@v1
        with:
          repo-token: ${{ secrets.GITHUB_TOKEN }}
          version: 3.x

      - name: Install Go
        uses: actions/setup-go@v2
        with:
          go-version: ${{ env.GO_VERSION }}

      - name: Build project
        run: task build

      - name: Archive release binary
        run: |
          tar \
            --create \
            --add-file="./libraries-repository-engine" \
            --add-file="./LICENSE.txt" \
            --gzip \
            --file="${{ env.ARCHIVE_PATH }}"

      - name: Create changelog
        uses: arduino/create-changelog@v1
        with:
          tag-regex: '^v?[0-9]+\.[0-9]+\.[0-9]+.*$'
          filter-regex: '^\[(skip|changelog)[ ,-](skip|changelog)\].*'
          case-insensitive-regex: true
          changelog-file-path: ${{ env.CHANGELOG_PATH }}

      - name: Download semver tool
        id: download-semver-tool
        uses: carlosperate/download-file-action@v1
        with:
          file-url: https://github.com/fsaintjacques/semver-tool/archive/${{ env.SEMVER_TOOL_VERSION }}.zip
          location: ${{ runner.temp }}/semver-tool

      - name: Install semver tool
        run: |
          unzip \
            -p \
            "${{ steps.download-semver-tool.outputs.file-path }}" \
            semver-tool-${{ env.SEMVER_TOOL_VERSION }}/src/semver > \
              "${{ env.SEMVER_TOOL_PATH }}"
          chmod +x "${{ env.SEMVER_TOOL_PATH }}"

      - name: Identify Prerelease
        id: prerelease
        run: |
          if [[ "$("${{ env.SEMVER_TOOL_PATH }}" get prerel "${GITHUB_REF/refs\/tags\//}")" ]]; then echo "::set-output name=IS_PRE::true"; fi

      - name: Create Release
        uses: ncipollo/release-action@v1
        with:
          token: ${{ secrets.GITHUB_TOKEN }}
          bodyFile: ${{ env.CHANGELOG_PATH }}
          prerelease: ${{ steps.prerelease.outputs.is-pre }}
          artifacts: ${{ env.ARCHIVE_PATH }}