name: Notify Discussion on dist-arch Change

on:
  push:
    paths:
      - 'dist-arch/**'

jobs:
  notify-discussion:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repository
        uses: actions/checkout@v3

      - name: Add comment to discussion as notification
        id: notify
        env:
          DISCUSSION_NUMBER: 2140
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          MESSAGE="🔔 Directory \`dist-arch/\` has changed.\n"
          MESSAGE+="🔗 Commit message: ${{ github.event.head_commit.message }}\n"
          MESSAGE+="🔗 Commit hash: ${{ github.sha }}"

          RESPONSE=$(curl -s -X POST \
            -H "Authorization: Bearer $GITHUB_TOKEN" \
            -H "Accept: application/vnd.github+json" \
            https://api.github.com/repos/${{ github.repository }}/discussions/${DISCUSSION_NUMBER}/comments \
            -d "{\"body\": \"$MESSAGE\"}")

          if echo "$RESPONSE" | grep -q '"id":'; then
            echo "Succeed in creating comment under discussion ${DISCUSSION_NUMBER}."
            echo "response=$RESPONSE" >> $GITHUB_OUTPUT
          else
            echo "Failed in creating comment under discussion ${DISCUSSION_NUMBER}."
            echo "$RESPONSE" >&2
            exit 1
          fi