slack-alerts.yml

name: Send slack alerts for new GitHub issues

on:
  issues: # workflow.yml should be placed in the default branch to trigger for issues
    types: [opened]

jobs:
  send-slack-alert:
    runs-on: ubuntu-latest
    steps:
      - name: Check issue title and URL
        id: check
        env:
          ISSUE_TITLE: ${{ github.event.issue.title }}
          ISSUE_URL: ${{ github.event.issue.html_url }}
        run: |
          if [[ ! "$ISSUE_TITLE" =~ ^[a-zA-Z0-9\ \-\_\:\'\(\)\`]+$ ]]; then
            echo "Invalid characters in issue title"
            exit 1
          fi
          echo "TITLE=$ISSUE_TITLE" >> $GITHUB_ENV
          echo "URL=$ISSUE_URL" >> $GITHUB_ENV

      - name: Post to a Slack channel
        id: slack
        uses: slackapi/slack-github-action@v1.23.0
        with:
          channel-id: "h2o-3-github-issues"
          payload: |
            {
              "text": ":github: *H2O-3 GitHub Issue Opened*",
              "attachments": [
                {
                  "text": "*Title:* ${{ env.TITLE }}\n*Link:* ${{ env.URL }}",
                  "color": "good",
                  "fallback": "Build Alert"
                }
              ]
            }
        env:
          SLACK_BOT_TOKEN: ${{ secrets.SLACK_BOT_TOKEN }}