pr.yml

name: PR Merge

on:
  pull_request:
    types: [ closed ]

jobs:
  notify:
    if: github.event.pull_request.merged == true && github.ref == 'refs/heads/production'
    
    runs-on: ubuntu-latest
    steps:
    - name: Git checkout
      uses: actions/checkout@v2
      
    - name: Prepare Slack Message
      id: slack-body-formatter
      run: |
        SLACK_MESSAGE="${{github.event.pull_request.body}}"

        echo "::set-output name=slack-message::${SLACK_MESSAGE//$'\r\n'/'\n'}"
        
    - name: Send GitHub Action trigger data to Slack workflow
      id: slack
      uses: slackapi/slack-github-action@v1.24.0
      with:
        # This data can be any valid JSON from a previous step in the GitHub Action
        payload: |
          {
            "text": "${{ github.event.repository.name }} deployed by ${{ github.event.pull_request.user.login }}",
            "blocks": [
              {
                "type": "header",
                "text": {
                  "type": "plain_text",
                  "text": "----------------------\n${{ github.event.repository.name }} Deployed\n----------------------\n${{ github.event.pull_request.title }}"
                }
              },
              {
                "type": "section",
                "text": {
                  "type": "mrkdwn",
                  "text": "*Pull request created by ${{ github.event.pull_request.user.login }}*"
                }
              },
              {
                "type": "section",
                "text": {
                  "type": "mrkdwn",
                  "text": "${{ steps.slack-body-formatter.outputs.slack-message }}"
                }
              }
            ]
          }
      env:
        SLACK_WEBHOOK_URL: ${{ secrets.SLACK_WEBHOOK_URL }}
        SLACK_WEBHOOK_TYPE: INCOMING_WEBHOOK