auto-rerun-pr-workflow.yml

name: Auto Re-run PR Workflows on master Push

on:
  push:
    branches:
      - master

permissions:
  pull-requests: write
  contents: read

jobs:
  re-run-pr-checks:
    runs-on: ubuntu-latest

    steps:
      - name: Install GitHub CLI
        run: |
          sudo apt update
          sudo apt install gh -y jq

      - name: Ensure GitHub CLI Authentication
        run: gh auth status
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}

      - name: Find Open PRs targeting master
        id: find-prs
        run: |
          prs=$(gh pr list --state open --base master --json number,headRefName --jq '.[] | {number: .number, branch: .headRefName}')
          if [[ -z "$prs" ]]; then
            echo "No open PRs found for master."
            exit 0
          fi
          echo "prs=$(echo $prs | base64)" >> $GITHUB_ENV
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}

      - name: Re-trigger workflow for open PRs
        run: |
          prs=$(echo "${{ env.prs }}" | base64 --decode)
          if [[ -z "$prs" ]]; then
            echo "No PRs to process."
            exit 0
          fi

          for row in $(echo "$prs" | jq -c '.'); do
            pr_number=$(echo $row | jq -r '.number')
            pr_branch=$(echo $row | jq -r '.branch')

            echo "🔄 Re-triggering workflow for PR #$pr_number (Branch: $pr_branch)..."
            if ! gh workflow run pr-check.yml --repo ${{ github.repository }} --ref $pr_branch; then
              echo "⚠️ Failed to trigger workflow for PR #$pr_number ($pr_branch)"
            fi
          done
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}