slack.yml

on:
  # Run every Monday at 9:00 UTC (adjust as needed)
  schedule:
    - cron: "0 9 * * 1"

jobs:
  send-reminder:
    runs-on: ubuntu-latest

    steps:
      - name: Check out the repository
        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
        with:
          persist-credentials: false

      - name: Retrieve open (non-draft) PRs
        id: open_prs
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          JSON=$(gh pr list --state open --json number,title,isDraft,url)
          
          # Filter out draft pull requests
          FILTERED=$(echo "$JSON" | jq '[.[] | select(.isDraft == false)]')
          
          # Transform into Slack-friendly text:
          # e.g. "• PR #123: My Pull Request Title (<URL>)"
          MESSAGE=$(echo "$FILTERED" | jq -r '.[] | "• PR #\(.number): \(.title) (\(.url))\n"' )
          
          # Join them into a single multiline string
          EOF=$(dd if=/dev/urandom bs=15 count=1 status=none | base64)
          echo "message<<$EOF" >> $GITHUB_OUTPUT
          echo "Hi <!subteam^S0611DEA7ED|@marketing-squad>, there are some open pull requests requiring review. Please work with the author to get them merged or closed:\n$MESSAGE" >> $GITHUB_OUTPUT
          echo "$EOF" >> $GITHUB_OUTPUT

      - name: Post to a Slack channel
        uses: slackapi/slack-github-action@91efab103c0de0a537f72a35f6b8cda0ee76bf0a # v2.1.1
        with:
          method: chat.postMessage
          token: ${{ secrets.SLACK_TOKEN }}
          payload: |
            channel: C04N05LJK54
            text: "${{ steps.open_prs.outputs.message }}"