auto_issue_close.yml

name: Close associated issue

on:
  pull_request:
    branches:
      - dev
    types:
      - closed

jobs:
  close-issue:
    runs-on: ubuntu-latest
    steps:
    - name: Close associated issue
      run: |
        PR_NUMBER=${{ github.event.pull_request.number }}
        PR_URL="https://api.github.com/repos/${{ github.repository }}/pulls/$PR_NUMBER"
        echo "PR_URL: $PR_URL"
        PR_BODY=$(curl -s -H "Authorization: token ${{ secrets.ACTION_TOKEN }}" $PR_URL | jq -r '.body')
        echo "PR_BODY: $PR_BODY"
        ISSUE_NUMBER=$(echo $PR_BODY | grep -oE "close #[0-9]+" | tr -d 'close #')
        echo "ISSUE_NUMBER: $ISSUE_NUMBER"
        if [[ ! -z "$ISSUE_NUMBER" ]]; then
          curl -s -H "Authorization: token ${{ secrets.ACTION_TOKEN }}" -X PATCH "https://api.github.com/repos/${{ github.repository }}/issues/$ISSUE_NUMBER" -d '{"state": "closed"}'
        fi
      shell: bash