WIP

app/pods/protected/strains/edit/controller.js

@@ -7,4 +7,12 @@ export default Controller.extend(SaveModel, {
   // Required for SaveModel mixin
   fallbackRouteSave: 'protected.strains.show',
   fallbackRouteCancel: 'protected.strains.show',
+
+  actions: {
+    addCharacteristic: function() {
+      return this.store.createRecord('measurement', {
+        characteristic: this.store.createRecord('characteristic', { sortOrder: -999 }),
+      });
+    },
+  },
 });

app/pods/protected/strains/edit/template.hbs

@@ -2,6 +2,7 @@
   protected/strains/strain-form
   strain=model
   speciesList=speciesList
+  add-characteristic=(action "addCharacteristic")
   on-save=(action "save")
   on-cancel=(action "cancel")
 }}