make_blog_draft_pr.yml

name: Create the PR to `draft` branch for release blog post
on: 
  workflow_dispatch:
    inputs:
      version:
        description: 'Version of OpenLiberty to generate blog for, e.g. 22.0.0.9, 22.0.0.9-beta'
        required: true
        type: string
      publish-date:
        description: 'Blog post publish date, format: YYYY-MM-DD'
        required: true
        default: '2050-01-01'
        type: string
      author-name:
        description: "Author's name"
        required: true
        # default: ${{ github.actor }}
        type: string
      github-username:
        description: "Author's GitHub username"
        required: true
        # default: ${{ github.actor }}
        type: string
      slack-notification:
        description: 'Send Slack notification'
        required: true
        default: 'release channel'
        type: choice
        options:
        - 'release channel'
        - 'test channel'
        - 'off'

env:
  GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
jobs:
  create_blog_and_draft_pr:
    name: Automate release and beta blog PR creation for `draft` branch
    runs-on: ubuntu-latest
    steps:
      - name: Checkout prod
        uses: actions/checkout@v3
        with:
          ref: prod
        
      - name: Create new branch ${{ inputs.version }}-post
        if: false
        run: git checkout -b ${{ inputs.version }}-post

      - name: Create blog
        run: |
          python3 .github/workflows/gen_blog.py ${{ inputs.version }} ${{ inputs.publish-date }} "${{ inputs.author-name }}" ${{ inputs.github-username }}

      - name: Generate draft and staging URLs
        id: gen-url
        run: |
          echo "::set-output name=draft-url::https://blogs-draft-openlibertyio.mqj6zf7jocq.us-south.codeengine.appdomain.cloud/blog/$(echo ${{ inputs.publish-date }} | tr - /)/${{ inputs.version }}.html"
          echo "::set-output name=staging-url::https://blogs-staging-openlibertyio.mqj6zf7jocq.us-south.codeengine.appdomain.cloud/blog/$(echo ${{ inputs.publish-date }} | tr - /)/${{ inputs.version }}.html"
          echo "::set-output name=pr-branch::Draft"

      - name: Commit post and create PR to draft branch
        id: create-pr
        run: |
          git config user.name github-actions
          git config user.email github-actions@github.com
          git add -A
          git commit -m ${{ inputs.version }} --author "${{ github.actor }} <${{ github.actor }}@users.noreply.github.com>"
          git push origin prod:${{ inputs.version }}-post
          echo "::set-output name=pr-url::$(gh pr create --base draft --head ${{ inputs.version }}-post --title "${{ inputs.version }} draft" --assignee ${{ github.actor }} --body "After this PR is merged, preview at draft site:&nbsp;${{ steps.gen-url.outputs.draft-url }}")"
          
      - name: Create PR using action from marketplace
        if: false
        id: create-pr-old
        uses: peter-evans/create-pull-request@v4
        with:
          commit-message: ${{ inputs.version }}
          branch: ${{ inputs.version }}-post
          base: prod
          title: ${{ inputs.version }} draft
          assignees: ${{ github.actor }}
          body: "After this PR is merged, preview at draft site: ${{ steps.gen-url.outputs.draft-url }}"
        
      - name: Update PR to draft branch
        if: false
        run: gh pr edit ${{ steps.create-pr.outputs.pull-request-number }} --base draft
          
      - name: Send Slack alert
        run: |
          python3 .github/workflows/slack_alert.py \
          ${{ inputs.version }} ${{ inputs.publish-date }} "${{ inputs.author-name }}" ${{ inputs.github-username }} "${{ inputs.slack-notification }}" \
          ${{ secrets.SLACK_HOOK }} ${{ secrets.SLACK_HOOK_TEST }} \
          ${{ steps.create-pr.outputs.pr-url }} ${{ steps.gen-url.outputs.pr-branch }} ${{ steps.gen-url.outputs.draft-url }}