improvement that makes only one counting query

- Legacy-Id: 10526

ietf/nomcom/templatetags/nomcom_tags.py

@@ -13,6 +13,8 @@ from ietf.person.models import Person
 from ietf.nomcom.models import Feedback
 from ietf.nomcom.utils import get_nomcom_by_year, get_user_email, retrieve_nomcom_private_key
 
+import debug           # pyflakes:ignore
+
 
 register = template.Library()
 
@@ -31,8 +33,10 @@ def has_publickey(nomcom):
 
 
 @register.simple_tag
-def add_num_nominations(user_comments, position, nominee):
+def add_num_nominations(counts, position, nominee):
-    count = user_comments.filter(positions=position, nominees=nominee).count()
+    count = 0
+    if position.id in counts and nominee.id in counts[position.id]:
+        count = counts[position.id][nominee.id]
     if count:
         return '<span class="badge" title="%s earlier comments from you on %s as %s">%s</span>&nbsp;' % (count , nominee.email.address, position, count)
     else:

ietf/nomcom/views.py

@@ -1,6 +1,6 @@
 import datetime
 import re
-from collections import OrderedDict
+from collections import OrderedDict, Counter
 
 from django.conf import settings
 from django.contrib.auth.decorators import login_required
@@ -392,8 +392,10 @@ def feedback(request, year, public):
     user_comments = Feedback.objects.filter(nomcom=nomcom,
                                             type='comment',
                                             author__in=request.user.person.email_set.filter(active='True')) 
-
+    counter = Counter(user_comments.values_list('positions','nominees'))
-    
+    counts = dict()
+    for pos,nom in counter:
+        counts.setdefault(pos,dict())[nom] = counter[(pos,nom)]
 
     if public:
         base_template = "nomcom/nomcom_public_base.html"
@@ -407,7 +409,7 @@ def feedback(request, year, public):
                 'nomcom': nomcom,
                 'year': year,
                 'selected': 'feedback',
-                'user_comments' : user_comments,
+                'counts' : counts,
                 'base_template': base_template
             })
 
@@ -434,7 +436,7 @@ def feedback(request, year, public):
         'year': year,
         'positions': positions,
         'selected': 'feedback',
-        'user_comments' : user_comments,
+        'counts': counts,
         'base_template': base_template
     })
 

ietf/templates/nomcom/feedback.html

@@ -44,7 +44,7 @@
               {% for np in p.nomineeposition_set.accepted.not_duplicated %}
                 <a class="btn btn-default btn-xs" {% if nomcom.group.state_id != 'conclude' %}href="?nominee={{np.nominee.id}}&position={{ np.position.id}}"{% endif %}>
 	          {{ np.nominee.name }}
-	          {% add_num_nominations user_comments np.position np.nominee %}
+	          {% add_num_nominations counts np.position np.nominee %}
                 </a>
               {% endfor %}
             </div>