Update metrics dashboard link

- Rendering to a separate macro
- update query string for prod and dev
- time span set to 30 days

Author: ple76

templates/projects/_helpers.html

@@ -691,3 +691,13 @@ <h3>{{user.fullname}}</h3>
     })();
 </script>
 {% endmacro -%}
+
+{%- macro render_stats_dashboard_link(project, private_instance) %}
+{% if config.get('STATS_DASHBOARD_URL') %}
+    {% set cluster = config.get('STATS_DASHBOARD_CLUSTER', '') %}
+    {% set dashboard_url = config.get('STATS_DASHBOARD_URL') + "?var-project_id=" + project.id|string + "&var-task_source=GIGWORK_" + ("PRIV" if private_instance else "PUBLIC") + "&from=now-30d&to=now&var-cluster=" + cluster %}
+    <div class="row" style="margin-top: 2em;" id="grafana-link">
+        <a class="btn btn-primary" target="_blank" href="{{dashboard_url}}">Metrics Dashboard</a>
+    </div>
+{% endif %}
+{% endmacro -%}

templates/projects/non_stats.html

@@ -14,12 +14,7 @@
         <span class="alert alert-warning"><strong>Ooops</strong> Sorry, the project does not have tasks to process and
             show some statistics</span>
         </div>
-        {% if config.get('STATS_DASHBOARD_URL') %}
-            {% set dashboard_url = config.get('STATS_DASHBOARD_URL') + "?var-project_id=" + project.id|string + "&var-task_source=GIGWORK_" + ("PRIV" if private_instance else "PUBLIC") %}
-            <div class="row" style="margin-top: 2em;" id="grafana-link">
-                <a class="btn btn-primary" target="_blank" href="{{dashboard_url}}">Metrics Dashboard</a>
-            </div>
-        {% endif %}
+        {{ helper.render_stats_dashboard_link(project, private_instance) }}
     </div>
 </div>
 {{ helper.broken_image() }}

templates/projects/stats.html

@@ -21,12 +21,7 @@
                     </div>
                 </div>
             {% endif %}
-            {% if config.get('STATS_DASHBOARD_URL') %}
-                {% set dashboard_url = config.get('STATS_DASHBOARD_URL') + "?var-project_id=" + project.id|string + "&var-task_source=GIGWORK_" + ("PRIV" if private_instance else "PUBLIC") %}
-                <div class="row" style="margin-top: 2em;" id="grafana-link">
-                    <a class="btn btn-primary" target="_blank" href="{{dashboard_url}}">Metrics Dashboard</a>
-                </div>
-            {% endif %}
+            {{ helper.render_stats_dashboard_link(project, private_instance) }}
             <!-- Hour Stats CARD -->
             <div id="card" class="row">
                 <div class="col-md-12">