individual answers assignable to experts

[edumed.git] / stage2 / models.py

diff --git a/stage2/models.py b/stage2/models.py
index a5815fd..37308fc 100644 (file)
--- a/stage2/models.py
+++ b/stage2/models.py
@@ -83,16 +83,34 @@ class Assignment(models.Model):
 
     def available_answers(self, expert):
         answers = self.answer_set.exclude(mark__expert=expert)
+        assigned_to_expert = self.answer_set.filter(expert=expert).exists()
+        is_supervisor = expert in self.supervisors.all()
+        is_arbiter = expert in self.arbiters.all()
+        if assigned_to_expert:
+            expert_answers = answers.filter(expert=expert)
+            if expert_answers or not is_arbiter:
+                answers = expert_answers
         answers = answers.extra(where=[
             "field_values::text ~ ': *\"[^\"]+\"' "
             "OR EXISTS (SELECT id FROM stage2_attachment WHERE answer_id = stage2_answer.id) "
             "OR EXISTS (SELECT id FROM stage2_fieldoption WHERE answer_id = stage2_answer.id)"])
-        if expert not in self.supervisors.all():
-            answers = answers.exclude(complete=True).filter(participant__complete_set=True)
-        if expert in self.arbiters.all():
+        if not is_supervisor:
+            answers = answers.exclude(complete=True)
+        if not is_supervisor or not self.is_active():
+            answers = answers.filter(participant__complete_set=True)
+        if is_arbiter:
             answers = answers.filter(need_arbiter=True)
         return answers
 
+    def field_counts(self, answers):
+        for field_desc in self.field_descriptions:
+            field_name, params = field_desc
+            if params['type'] == 'options':
+                field_count = FieldOption.objects.filter(answer__in=list(answers), set__name=params['option_set']).count()
+            else:  # text, link
+                field_count = sum(1 for answer in answers if answer.field_values.get(field_name))
+            yield field_name, field_count
+
     def is_active(self):
         return self.deadline >= timezone.now()
 
@@ -101,6 +119,8 @@ class Answer(models.Model):
     participant = models.ForeignKey(Participant)
     assignment = models.ForeignKey(Assignment)
     field_values = JSONField(_('field values'), default={})
+    experts = models.ManyToManyField(
+        settings.AUTH_USER_MODEL, verbose_name=_('experts'), related_name='stage2_assigned_answers')
     # useful redundancy
     complete = models.BooleanField(default=False)
     need_arbiter = models.BooleanField(default=False)
@@ -118,7 +138,7 @@ class Answer(models.Model):
                 value = self.field_values.get(field_name, '')
             if params['type'] == 'link':
                 value = format_html(u'<a href="{url}">{url}</a>', url=value)
-            yield (field_name, value)
+            yield field_name, value
 
     def update_complete(self):
         marks = self.mark_set.all()