notify_push_slack.yml

name: Slack Push Notifier

on:
  push:
    branches: [master]
  pull_request:
    types: [closed]
    branches: [master]
  workflow_dispatch:

jobs:
  notify_slack_push:
    name: Notify Slack on pushes
    runs-on: ubuntu-latest
    steps:
    
      - name: String manipulation
        run: echo "COMMIT_ONELINER=${{ github.event.head_commit.message }}${{ github.event.pull_request.title }}"|grep -v '^$'|head -1 >> $GITHUB_ENV

      - name: It is a merged pull request
        if: ${{ github.event_name == 'pull_request' && github.event.pull_request.merged == true }}
        uses: abinoda/slack-action@master
        env:
          SLACK_BOT_TOKEN: ${{ secrets.SLACK_BOT_TOKEN }}
        with:
          args: '{\"channel\":\"${{ secrets.SLACK_CHANNEL_ID }}\",\"blocks\":[{\"type\":\"section\",\"text\":{\"type\":\"mrkdwn\",\"text\":\" > --> *New PR merged:* <${{ github.event.pull_request.html_url }}|${{ env.COMMIT_ONELINER }}> (<${{ github.event.pull_request.html_url }}|PR>)\n\"}}]}' 

      - name: It is a direct push
        if: ${{ github.event_name == 'push' }}
        uses: abinoda/slack-action@master
        env:
          SLACK_BOT_TOKEN: ${{ secrets.SLACK_BOT_TOKEN }}
        with:
          args: '{\"channel\":\"${{ secrets.SLACK_CHANNEL_ID }}\",\"blocks\":[{\"type\":\"section\",\"text\":{\"type\":\"mrkdwn\",\"text\":\" > --> *New Commit:* <${{ github.event.head_commit.url }}|${{ env.COMMIT_ONELINER }}>\n\"}}]}'