Add tag delete button to specific tag page.

On the main tag listing, for child tags, you only get an unlink
button on hover. So if you want to delete a child tag you'd have to
unlink, then refresh, then delete. Now you can just go to its page
and delete it there.

frontends/etiquette_flask/static/js/api.js

@@ -281,6 +281,18 @@ function remove_synonym(tag_name, syn_name, callback)
     common.post(url, data, callback);
 }
 
+api.tags.callback_go_to_tags =
+function callback_go_to_tags(response)
+{
+    if (response["meta"]["status"] == 200)
+    {
+        window.location.href = "/tags";
+    }
+    else
+    {
+        console.log(response);
+    }
+}
 
 /**************************************************************************************************/
 api.users = {};

frontends/etiquette_flask/templates/tags.html

@@ -125,6 +125,18 @@ h2, h3
                 </pre>
             </div>
             <button class="green_button editor_toolbox_placeholder">Edit</button>
+
+            <button
+            class="red_button button_with_confirm"
+            data-onclick="api.tags.delete('{{specific_tag.name}}', api.tags.callback_go_to_tags);"
+            data-prompt="Delete Tag?"
+            data-confirm="Delete"
+            data-confirm-class="red_button"
+            data-cancel-class="gray_button"
+            >
+            Delete
+            </button>
+
         </div>
 
         {% set parents = specific_tag.get_parents() %}