CHECK_PR_MERGED.yml

on:
  pull_request:
    types: closed

jobs:
  check_pr_merged:
    if: github.event.pull_request.merged == true
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@v2
      - name: Check PR Merged
        id: check_pr_merged
        uses: actions/github-script@v7
        with:
          github-token: ${{ secrets.GITHUB_TOKEN }}
          script: |
            const prUrl = context.payload.pull_request.html_url ?? context.payload.pull_request._links.html.href;
            core.setOutput('pullRequestLink', JSON.stringify(prUrl));

      - name: Send Slack Trigger
        run: |
          curl -X POST https://api-slack.internal.bcsdlab.com/api/pr-merged/frontend \
          -H 'Content-Type: application/json' \
          -d '{
                "pullRequestLink": ${{ steps.check_pr_merged.outputs.pullRequestLink }}
              }'

      - name: Get branch names
        id: get_branch_name
        run: |
          baseBranch=${{ github.event.pull_request.base.ref }}
          headBranch=${{ github.event.pull_request.head.ref }}
          echo "::set-output name=baseBranch::${baseBranch}"
          echo "::set-output name=headBranch::${headBranch}"

      - name: Delete Branch
        if: ${{ steps.get_branch_name.outputs.headBranch != 'main' && steps.get_branch_name.outputs.headBranch != 'develop' }}
        run: |
          git checkout ${{ steps.get_branch_name.outputs.baseBranch }}
          git push origin --delete ${{ steps.get_branch_name.outputs.headBranch }}