improving physics / sba exams

generic/models.py

@@ -1,4 +1,5 @@
 from collections import defaultdict
+import datetime
 import json
 import os
 from typing import Self, Tuple
@@ -712,6 +713,20 @@ class ExamBase(ExamCollectionGenericBase):
                 "{}:exam_json_cid".format(self.app_name), args=(self.pk, cid, passcode)
             )
 
+    def get_time_limit(self):
+        """Returns a human readable time limit"""
+        h, m, s = str(datetime.timedelta(seconds=self.time_limit)).split(":")
+
+        time_limit = ""
+        if s != "0":
+            time_limit = f" {s} second(s)"
+        if m != "0":
+            time_limit = f"{m} minute(s) {time_limit}"
+        if h != "0":
+            time_limit = f"{h} hour(s) {time_limit}"
+
+        return time_limit.strip()
+
     def get_question_index(self, question):
         return list(self.exam_questions.all()).index(question)
 
@@ -955,10 +970,12 @@ class CidUser(models.Model):
     def check_passcode(self, passcode) -> bool:
         return self.passcode == passcode
 
-    def get_cid_exams(self):
+    def get_cid_exams(self, include_case_collections=True):
         available_exams = []
 
         for n, t in EXAM_TYPES:
+            if not include_case_collections and n == "casecollection":
+                continue
             exam_rel = getattr(self, t)
             if exam_rel.exists():
                 exams = exam_rel.filter(exam_mode=True, archive=False).order_by("name")