Add audit history

inventory-app/templates/inventory_view.html

@@ -65,13 +65,29 @@
         <td>{{ item.inventory.get("user").username | display_name }}</td>
       </tr>
 
+      {% macro auditLine(timestamp, user) -%}
+          {{ timestamp | timeago }}
+          by
+          {{ user | display_name }}
+      {%- endmacro %}
       <tr>
         <td>Last audited</td>
         <td>
           {% if item.inventory.get("audit") %}
-            {{ item.inventory.audit.timestamp | timeago }}
-            by
-            {{ item.inventory.audit.username | display_name }}
+            {% if item.inventory.get("audit", {}).get("log") %}
+              <details>
+                <summary>
+                  {{ auditLine(item.inventory.audit.timestamp, item.inventory.audit.username) }}
+                </summary>
+                  <ul class="browser-default">
+                    {% for audit in item.inventory.audit.log | reverse %}
+                      <li>{{ auditLine(audit.timestamp, audit.username) }}</li>
+                    {% endfor %}
+                  </ul>
+              </details>
+            {% else %}
+              {{ auditLine(item.inventory.audit.timestamp, item.inventory.audit.username) }}
+            {% endif %}
           {% else %}
             Never
           {% endif %}