# blueprints/orders/alerts.yml
alert_failure:
  stage: alerts
  image: alpine:3.20
  rules:
    - when: on_failure
  script:
    - apk add --no-cache curl jq >/dev/null
    - |
      [ -n "${SLACK_WEBHOOK_URL:-}" ] \
        || { echo "no SLACK_WEBHOOK_URL; skipping"; exit 0; }
      title=":red_circle: orders — failed on $CI_COMMIT_REF_NAME"
      msg=$(printf '%s' "$CI_COMMIT_MESSAGE" | head -c 300)
      PAYLOAD=$(jq -n --arg title "$title ($RING)" \
        --arg who "${GITLAB_USER_NAME:-?}" --arg sha "$CI_COMMIT_SHORT_SHA" \
        --arg msg "$msg" --arg url "$CI_PIPELINE_URL" '{
          blocks: [
            { type: "header",
              text: { type: "plain_text", text: $title } },
            { type: "section", fields: [
                { type: "mrkdwn", text: ("*Author*\n" + $who) },
                { type: "mrkdwn", text: ("*Commit*\n`" + $sha + "`") } ] },
            { type: "section",
              text: { type: "mrkdwn", text: $msg } },
            { type: "actions", elements: [
                { type: "button", url: $url,
                  text: { type: "plain_text", text: "Open pipeline" } } ] }
          ] }')
      curl -sS -o /dev/null -w "slack %{http_code}\n" -X POST \
           -H 'Content-type: application/json' \
           -d "$PAYLOAD" "$SLACK_WEBHOOK_URL"