name: Notify
description: Publish a workflow result to the project's ntfy topic. Never fails the calling job.

inputs:
  status:
    description: Overall result (success, failure or cancelled)
    required: true
  title:
    description: Notification title, e.g. "CI main"
    required: true
  message:
    description: Extra lines appended to the notification body
    required: false
    default: ""
  url:
    description: ntfy server base URL
    required: true
  topic:
    description: ntfy topic
    required: true
  user:
    description: ntfy username
    required: true
  password:
    description: ntfy password
    required: true

runs:
  using: composite
  steps:
    - name: Send ntfy notification
      shell: bash
      continue-on-error: true
      env:
        STATUS: ${{ inputs.status }}
        TITLE: ${{ inputs.title }}
        EXTRA: ${{ inputs.message }}
        NTFY_URL: ${{ inputs.url }}
        NTFY_TOPIC: ${{ inputs.topic }}
        NTFY_USER: ${{ inputs.user }}
        NTFY_PASSWORD: ${{ inputs.password }}
        RUN_URL: ${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_number }}
        REF_NAME: ${{ github.ref_name }}
        SHA: ${{ github.sha }}
        ACTOR: ${{ github.actor }}
      run: |
        case "$STATUS" in
          success)   icon="✅"; priority=3; tags='["white_check_mark"]' ;;
          cancelled) icon="⚪"; priority=3; tags='["heavy_minus_sign"]' ;;
          *)         icon="❌"; priority=4; tags='["x"]' ;;
        esac
        commit_msg="$(git log -1 --format=%s "$SHA" 2>/dev/null || echo "")"
        body="$(printf '%s @ %s by %s\n%s\n%s' "$REF_NAME" "${SHA:0:7}" "$ACTOR" "$commit_msg" "$EXTRA")"
        payload="$(jq -n \
          --arg topic "$NTFY_TOPIC" \
          --arg title "$TITLE $icon" \
          --arg message "$body" \
          --arg click "$RUN_URL" \
          --argjson priority "$priority" \
          --argjson tags "$tags" \
          '{topic: $topic, title: $title, message: $message, click: $click, priority: $priority, tags: $tags}')"
        curl -fsS -m 15 -u "$NTFY_USER:$NTFY_PASSWORD" \
          -H 'Content-Type: application/json' \
          --data-binary "$payload" "$NTFY_URL" -o /dev/null \
          || echo "::warning::ntfy notification failed"