delete tag group

app/assets/javascripts/discourse/controllers/tag-groups-show.js.es6

@@ -1,7 +1,27 @@
 export default Ember.Controller.extend({
+  needs: ['tagGroups'],
+
   actions: {
     save() {
       this.get('model').save();
+    },
+
+    destroy() {
+      const self = this;
+      return bootbox.confirm(
+        I18n.t("tagging.groups.confirm_delete"),
+        I18n.t("no_value"),
+        I18n.t("yes_value"),
+        function(destroy) {
+          if (destroy) {
+            const c = self.controllerFor('tagGroups');
+            return self.get('model').destroy().then(function() {
+              c.removeObject(self.get('model'));
+              self.transitionToRoute('tagGroups');
+            });
+          }
+        }
+      );
     }
   }
 });

app/assets/javascripts/discourse/models/tag-group.js.es6

@@ -7,7 +7,7 @@ const TagGroup = RestModel.extend({
     return Ember.isEmpty(this.get('name')) || Ember.isEmpty(this.get('tag_names')) || this.get('saving');
   },
 
-  save: function() {
+  save() {
     var url = "/tag_groups",
         self = this;
     if (this.get('id')) {
@@ -28,6 +28,10 @@ const TagGroup = RestModel.extend({
       self.set('savingStatus', I18n.t('saved'));
       self.set('saving', false);
     });
+  },
+
+  destroy() {
+    return Discourse.ajax("/tag_groups/" + this.get('id'), {type: "DELETE"});
   }
 });
 

app/assets/javascripts/discourse/templates/tag-groups-show.hbs

@@ -8,5 +8,6 @@
   </div>
   <br/>
   <button {{action "save"}} disabled={{model.disableSave}} class='btn'>{{i18n 'tagging.groups.save'}}</button>
+  <button {{action "destroy"}} class='btn btn-danger'><i class="fa fa-trash-o"></i> {{i18n 'tagging.groups.delete'}}</button>
   <span class="saving {{unless model.savingStatus 'hidden'}}">{{model.savingStatus}}</span>
 </div>

app/assets/stylesheets/common/base/tagging.scss

@@ -229,7 +229,8 @@ header .discourse-tag {color: $tag-color !important; }
       height: 150px !important; // to fight with select2.scss's important
     }
   }
+  .btn {margin-left: 10px;}
   .saving {
-    margin-left: 10px;
+    margin-left: 20px;
   }
 }

config/locales/client.en.yml

@@ -3014,6 +3014,8 @@ en:
         tags_label: "Tags in this group:"
         new_name: "New Tag Group"
         save: "Save"
+        delete: "Delete"
+        confirm_delete: "Are you sure you want to delete this tag group?"
 
       topics:
         none: