pr-notification.yml

name: Pull Request Notification

on:
  pull_request:
    types: [opened, reopened, ready_for_review]

permissions:
  id-token: write
  contents: write
  issues: write
  pull-requests: write

jobs:
  endpoint:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4
      - name: set branch_name # Some integrations (Snyk) build very long branch names. This is a switch to make long branch names shorter.
        run: |
          BRANCH_NAME=$(./.github/setBranchName.sh ${{ github.event.pull_request.head.ref }})
          echo "branch_name=${BRANCH_NAME}" >> $GITHUB_ENV
      - uses: actions/checkout@v4
      - name: set branch specific variable names
        run: ./.github/build_vars.sh set_names
      - name: set variable values
        run: ./.github/build_vars.sh set_values
      - name: Configure AWS credentials for GitHub Actions
        uses: aws-actions/configure-aws-credentials@v4
        with:
          role-to-assume: ${{ secrets.AWS_OIDC_ROLE_TO_ASSUME }}
          aws-region: ${{ secrets.AWS_DEFAULT_REGION }}
      - name: get endpoint
        id: getendpoint
        run: |
          set +e
          application_endpoint_url=$(aws cloudformation describe-stacks --stack-name ui-${{ env.branch_name }} --output text --query "Stacks[0].Outputs[?OutputKey=='ApplicationEndpointUrl'].OutputValue")
          set -e
          if [[ -z $application_endpoint_url || ! $application_endpoint_url == http* ]]; then
              application_endpoint_url="endpoint not found"
          fi
          echo "application_endpoint_url=$application_endpoint_url" >> $GITHUB_OUTPUT
          
    outputs:
      application_endpoint_url: ${{ steps.getendpoint.outputs.application_endpoint_url }}

  notify_integrations_channel:
    runs-on: ubuntu-latest
    needs:
      - endpoint
    # avoiding notifications for automated Snyk Pull Requests and draft pull requests 
    if: github.actor != 'mdct-github-service-account' && !github.event.pull_request.draft
    steps:
      - name: Slack Notification
        uses: rtCamp/action-slack-notify@v2
        env:
          SLACK_TITLE: ":github: A new pull request has been created in ${{ github.repository }} by ${{ github.event.pull_request.user.login }}"
          SLACK_MESSAGE: "${{ github.event.pull_request.html_url }} \n Cloudfront URL: ${{ needs.endpoint.outputs.application_endpoint_url }}"
          MSG_MINIMAL: true
          SLACK_WEBHOOK: ${{ secrets.INTEGRATIONS_SLACK_WEBHOOK }}