untagged.yaml

name: Automatic Semantic Versioning

# Restrict the workflow to the main branch and ignore tags
on:
  workflow_dispatch:
  push:
    branches:
      - main

jobs:
  tag_version:
    runs-on: ubuntu-latest

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Cache node_modules
        id: cache-node-modules
        uses: actions/cache@v4
        with:
          path: node_modules
          key: ${{ runner.os }}-node-${{ hashFiles('**/package.json') }}

      - name: Initialize NPM
        if: steps.cache-node-modules.outputs.cache-hit != 'true'
        run: npm install

      - name: Semantic Versioning
        id: get_version
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          # Run semantic-release in dry-run mode and capture the next version and changelog notes
          node -e "
          const fs = require('fs');
          const semanticRelease = require('semantic-release');
          (async () => {
            const result = await semanticRelease({
              dryRun: true,
              ci: false,
              branches: ['main'],
              repositoryUrl: 'https://github.com/${{ github.repository }}',
              plugins: [
                '@semantic-release/commit-analyzer',
                '@semantic-release/release-notes-generator',
              ],
            });
            console.log('Result:', result);
            if (result && result.nextRelease) {
              const changelogNotes = JSON.stringify(result.nextRelease.notes);
              console.log('Next version:', result.nextRelease.version);
              console.log('Changelog:', changelogNotes);
              fs.appendFileSync(process.env.GITHUB_OUTPUT, 'nextRelease=' + JSON.stringify(result.nextRelease) + '\n');
            } else {
              console.log('No release necessary.');
              fs.appendFileSync(process.env.GITHUB_OUTPUT, 'new_version=\n');
              fs.appendFileSync(process.env.GITHUB_OUTPUT, 'changelog=\n');
            }
          })();
          "
      - name: Configure Git
        if: ${{ steps.get_version.outputs.nextRelease != '' }}
        run: |
          git config user.name "${{ github.actor }}"
          git config user.email "${{ github.actor }}@users.noreply.github.com"
      
      - name: Create Release Commit
        if: ${{ steps.get_version.outputs.nextRelease != '' }}
        env:
          NEXT_RELEASE: ${{ steps.get_version.outputs.nextRelease }}
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          # Extract the next version and changelog notes from the output
          NEW_VERSION=$(echo $NEXT_RELEASE | jq -r '.version')
          CHANGELOG=$(echo $NEXT_RELEASE | jq -r '.notes')

          # Update the Changelog to handle the new lines.
          CHANGELOG_NEWLINES=$(echo -e "$CHANGELOG")

          # Output everything.
          echo "New version: $NEW_VERSION"
          echo "Changelog: $CHANGELOG"
          echo "Changelog with newlines: $CHANGELOG_NEWLINES"

          # Create the commit message
          COMMIT_MSG="chore(release): v$NEW_VERSION"
          # Create an empty commit with the changelog as the commit body
          git commit --allow-empty -m "$COMMIT_MSG" -m "$CHANGELOG_NEWLINES"
          # Push the commit back to the branch
          git push origin HEAD:${{ github.ref }}
          # Create a new tag for the release
          git tag -a "v$NEW_VERSION" -m "Release version $NEW_VERSION" -m "$$CHANGELOG_NEWLINES"
          git push origin "v$NEW_VERSION"

      - name: Create Release Draft
        if: ${{ steps.get_version.outputs.nextRelease != '' }}
        env:
          NEXT_RELEASE: ${{ steps.get_version.outputs.nextRelease }}
          GH_TOKEN: ${{ secrets.PAT }}
        run: |
          # Extract the next version and changelog notes from the output
          NEW_VERSION=$(echo $NEXT_RELEASE | jq -r '.version')
          CHANGELOG=$(echo $NEXT_RELEASE | jq -r '.notes')

          # Update the Changelog to handle the new lines.
          CHANGELOG_NEWLINES=$(echo -e "$CHANGELOG")

          # Create the release draft
          echo "Creating release draft for v$NEW_VERSION"
          echo "Changelog: $CHANGELOG"
          echo "Changelog with newlines: $CHANGELOG_NEWLINES"
          gh release create "v$NEW_VERSION" --title "v$NEW_VERSION" --notes "$CHANGELOG_NEWLINES"