Change code to wind down checks when no doing anything

app/SupportedApps/Nzbget.php

@@ -39,19 +39,24 @@ class Nzbget implements Contracts\Applications, Contracts\Livestats {
     }
     public function executeConfig()
     {
+        $output = '';
         $res = $this->buildRequest('status');
         $data = json_decode($res->getBody());
         //$data->result->RemainingSizeMB = '10000000';
         //$data->result->DownloadRate = '100000000';
-        $queue_size = format_bytes($data->result->RemainingSizeMB*1000*1000, false, ' <span>', '</span>');
+        $size = $data->result->RemainingSizeMB;
-        $current_speed = format_bytes($data->result->DownloadRate, false, ' <span>');
+        $rate = $data->result->DownloadRate;
+        $queue_size = format_bytes($size*1000*1000, false, ' <span>', '</span>');
+        $current_speed = format_bytes($rate, false, ' <span>');
 
-        $output = '
+        if($size > 0 || $rate > 0) {
-        <ul class="livestats">
+            $output = '
-            <li><span class="title">Queue</span><strong>'.$queue_size.'</strong></li>
+            <ul class="livestats">
-            <li><span class="title">Speed</span><strong>'.$current_speed.'/s</span></strong></li>
+                <li><span class="title">Queue</span><strong>'.$queue_size.'</strong></li>
-        </ul>
+                <li><span class="title">Speed</span><strong>'.$current_speed.'/s</span></strong></li>
-        ';
+            </ul>
+            ';
+        }
         return $output;
     }
     public function buildRequest($endpoint)

public/js/app.js

@@ -21,15 +21,21 @@ $.when( $.ready ).then(function() {
         $('.livestats-container').each(function(index){
             var id = $(this).data('id');
             var container = $(this);
-            (function worker() {
+            var max_timer = 30000;
+            var timer = 1000;
+        (function worker() {
                 $.ajax({
                   url: '/get_stats/'+id, 
                   success: function(data) {
                     container.html(data);
+                    if(data != '') timer = 1000;
+                    else {
+                        if(timer < max_timer) timer += 2000;
+                    }
                   },
                   complete: function() {
                     // Schedule the next request when the current one's complete
-                    setTimeout(worker, 5000);
+                    setTimeout(worker, timer);
                   }
                 });
               })();

resources/assets/js/app.js

@@ -12,15 +12,21 @@ $.when( $.ready ).then(function() {
         $('.livestats-container').each(function(index){
             var id = $(this).data('id');
             var container = $(this);
-            (function worker() {
+            var max_timer = 30000;
+            var timer = 1000;
+        (function worker() {
                 $.ajax({
                   url: '/get_stats/'+id, 
                   success: function(data) {
                     container.html(data);
+                    if(data != '') timer = 1000;
+                    else {
+                        if(timer < max_timer) timer += 2000;
+                    }
                   },
                   complete: function() {
                     // Schedule the next request when the current one's complete
-                    setTimeout(worker, 5000);
+                    setTimeout(worker, timer);
                   }
                 });
               })();