Add a (wrong) transition delta computation

hiboo/models.py

@@ -5,6 +5,7 @@ from datetime import datetime
 from flask_babel import lazy_gettext as _
 
 import flask_sqlalchemy
+import flask_babel
 import sqlalchemy
 import json
 import uuid
@@ -240,6 +241,10 @@ class Profile(db.Model):
             and (is_admin or not transition[3])
         }
 
+    def transition_delta(self, formatted=False):
+        delta = datetime.now() - self.updated_at
+        return flask_babel.format_timedelta(delta) if formatted else delta
+
 
     def set_transition(self, transition, actor):
         """ Prepare the profile for transition