release.yml

name: Create Release

on:
  push:
    branches:
      - master

jobs:
  get-admins:
    if: github.event.head_commit.message == 'do-production-release'
    runs-on: ubuntu-latest
    outputs:
      admins: ${{ steps.admins.outputs.admins }}
    steps:
      - name: Dump Github Context
        continue-on-error: true
        run: |
          printf "${{ toJson(github) }}"

      - name: Set up Repository
        uses: actions/checkout@v2
        with:
          fetch-depth: 0

      - name: Get Admins
        id: admins
        run: |
          admins="|`tr '\n' '|' < .github/admins.txt`"
          echo "::set-output name=admins::$admins"
          echo "Admins: $admins"

  create-release:
    needs: get-admins
    if: github.event.head_commit.message == 'do-production-release' && contains(needs.get-admins.outputs.admins, format('|{0}|', github.event.head_commit.author.username))
    runs-on: ubuntu-latest
    steps:
      - name: Set up Repository
        uses: actions/checkout@v2
        with:
          fetch-depth: 0

      - name: Get Node Version
        id: node_version
        run: |
          node_version=`cat .nvmrc`
          echo "::set-output name=node_version::$node_version"
          echo "Node Version: $node_version"

      - name: Set up Node
        uses: actions/setup-node@v3
        with:
          node-version: ${{ steps.node_version.outputs.node_version }}

      - name: Install Semantic Release NPM Dependencies
        run: |
          npm i -g semantic-release @semantic-release/{commit-analyzer,release-notes-generator}

      - name: Run Semantic Release
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          npx semantic-release --repository-url "https://github.com/$GITHUB_REPOSITORY" --branches master --tagFormat \${version} --plugins "@semantic-release/commit-analyzer" "@semantic-release/release-notes-generator" --no-ci --dry-run > temp.txt

      - name: Get Last Release Version
        continue-on-error: true
        run: |
          last_version=`git describe --tags --abbrev=0`
          echo "Last Version: $last_version"
          echo "last_version=$last_version" >> $GITHUB_ENV

      - name: Get Next Release Version
        run: |
          next_version=`cat temp.txt | grep -oP 'Published release \K.*? ' | xargs`
          echo "Next Version: $next_version"
          echo "next_version=$next_version" >> $GITHUB_ENV

      - name: Cancel if Next Version is same as Last Version
        if: (env.last_version == env.next_version) || env.next_version == ''
        uses: andymckay/cancel-action@0.3

      - name: Get Major Version related to Next Version
        run: |
          major_version="v`echo $next_version | cut -d \. -f 1`"
          echo "Major Version: $major_version"
          echo "major_version=$major_version" >> $GITHUB_ENV
          major_version_exists="false"
          if git rev-parse $major_version >/dev/null 2>&1; then
            major_version_exists="true"
          fi
          echo "major_version_exists=$major_version_exists" >> $GITHUB_ENV

      - name: Generate Release Notes
        run: |
          release_notes=`cat temp.txt | sed '/^##/,$!d' | awk '{$1=$1};1' | sed 's/))/)/g' | sed 's/ (h/](h/g' | sed 's/^## /## [/' | sed 's/) (/)(/g' | sed 's/ (/ [/g' | sed 's/)(/) (/g' | sed 's/\w/\u&/'`
          printf "$release_notes" > RELEASE_NOTES.md

      - name: Create Release
        uses: ncipollo/release-action@v1
        with:
          name: ${{ env.next_version }}
          tag: ${{ env.next_version }}
          commit: master
          bodyFile: RELEASE_NOTES.md
          prerelease: false
          draft: false
          token: ${{ secrets.GITHUB_TOKEN }}

      - name: Create Major Version Release if it doesn't exist
        if: env.major_version_exists == 'false'
        uses: ncipollo/release-action@v1
        with:
          name: ${{ env.major_version }}
          tag: ${{ env.major_version }}
          commit: master
          prerelease: false
          draft: false
          token: ${{ secrets.GITHUB_TOKEN }}

      - name: Update Major Version Release if it exists
        if: env.major_version_exists == 'true'
        run: |
          git config user.name "Github Actions"
          git config user.email noreply@github.com
          git tag -fa $major_version -m "chore: point $major_version to $next_version"
          git push origin $major_version --force