name: Build

on:
  pull_request:
    branches:
      - master
    types:
      - closed
    paths:
      - 'src/**.php'

jobs:
  incremental-build-number:
    if: github.event.pull_request.merged == true
    name: Incremental Build Number
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@v2

      - name: Increment build number
        run: sed -i -r 's/(.*)(\VERSION_ID\s=\s)([0-9]+)(.*)/echo "\1\2$((\3+1))\4"/ge' src/ZM/ConsoleApplication.php

      - name: Commit change
        run: |
          git config --global user.name 'Github Build Bot'
          git config --global user.email 'noreply@github.com'
          git add src/ZM/ConsoleApplication.php
          git commit -m "increment build number"
          git push