draft-new-release.yaml

name: Draft New Release

on: workflow_dispatch

jobs:
  draft-new-release:
    name: Draft New Release
    runs-on: ubuntu-latest

    if: github.ref == 'refs/heads/develop' || startsWith(github.ref, 'refs/heads/hotfix/')
    steps:
      - name: Checkout
        uses: actions/checkout@v3
        with:
          fetch-depth: 0

      - name: Setup Node
        uses: actions/setup-node@v3
        with:
          node-version-file: '.nvmrc'
          cache: 'npm'

      - name: Install Dependencies
        env:
          HUSKY: 0
        run: |
          npm ci

      # In order to make a commit, we need to initialize a user.
      # You may choose to write something less generic here if you want, it doesn't matter functionality wise.
      - name: Initialize Mandatory Git Config
        run: |
          git config user.name "GitHub Actions"
          git config user.email noreply@github.com

      # Calculate the next release version based on conventional semantic release
      - name: Create Release Branch
        id: create-release
        env:
          HUSKY: 0
        run: |
          source_branch_name=${GITHUB_REF##*/}
          release_type=release
          grep -q "hotfix/" <<< "${GITHUB_REF}" && release_type=hotfix-release
          git fetch origin main --depth=1
          git merge origin/main
          current_version=$(jq -r .version package.json)

          npm run release -- --skip.commit --skip.tag --skip.changelog
          new_version=$(jq -r .version package.json)
          git reset --hard

          branch_name="${release_type}/${new_version}"

          echo "Source branch for new release is $source_branch_name"
          echo "Current version is $current_version"
          echo "Release type is $release_type"
          echo "New version is $new_version"
          echo "New release branch name is $branch_name"
          git checkout -b "$branch_name"
          git push --set-upstream origin "$branch_name"

          echo "source_branch_name=$source_branch_name" >> $GITHUB_OUTPUT
          echo "branch_name=$branch_name" >> $GITHUB_OUTPUT
          echo "new_version=$new_version" >> $GITHUB_OUTPUT
          echo "CURRENT_VERSION_VALUE=$current_version" >> $GITHUB_ENV
          echo "NEW_VERSION_VALUE=$new_version" >> $GITHUB_ENV

      - name: Update Changelog & Bump Version
        id: finish-release
        env:
          HUSKY: 0
        run: |
          echo "Current version: $CURRENT_VERSION_VALUE"
          echo "New version: $NEW_VERSION_VALUE"
          npm run release -- -a --skip.tag
          git push

      - name: Create Pull Request
        uses: repo-sync/pull-request@v2
        env:
            GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          source_branch: ${{ steps.create-release.outputs.branch_name }}
          destination_branch: 'main'
          pr_title: 'chore(release): pull ${{ steps.create-release.outputs.branch_name }} into main'
          pr_body: ":crown: *An automated PR*"
      
      - name: Delete Hotfix Base Branch
        uses: dawidd6/action-delete-branch@v3
        if: startsWith(github.ref, 'refs/heads/hotfix/')
        with:
          branches: '${{ steps.create-release.outputs.new_version }}'
          prefix: 'hotfix/'
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}