Intelligent load management for your site’s ups and downs

 <script>
    // Use ZenQuotes to get a random quote
    r.HandleFunc("/quote", func(w http.ResponseWriter, r *http.Request) {
        // Name the Stanza Guard which protects this workflow
        stz := stanza.Guard(ctx, "ZenQuotes")

        // Check for and log any returned error messages
        if stz.Error() != nil {
            logger.Error("ZenQuotes", zap.Error(stz.Error()))
        }

        // 🚫 Stanza Guard has *blocked* this workflow, log the reason and return 429 status
        if stz.Blocked() {
            logger.Info(stz.BlockMessage(), zap.String("reason", stz.BlockReason()))
            http.Error(w, "Too Many Requests", http.StatusTooManyRequests)
            return
        }

        // ✅ Stanza Guard has *allowed* this workflow, business logic goes here.
        if resp, _ := http.Get("https://zenquotes.io/api/random"); resp != nil {
            defer resp.Body.Close()

            // 🎉 Happy path, our "business logic" succeeded
            if resp.StatusCode == http.StatusOK {
                json.NewDecoder(resp.Body).Decode(&zq)
                fmt.Fprintf(w, "❝%s❞ - %s\n", zq[0].Q, zq[0].A)
                stz.End(stz.Success)
                return
            }
        }

        // 😭 Sad path, our "business logic" failed
        stz.End(stz.Failure)
        http.Error(w, "Service Unavailable", http.StatusServiceUnavailable)
    })
</script>