calculate band score

Author: rockstarr-programmerr

classroom/business/all/band_score.py

@@ -0,0 +1,43 @@
+BAND_SCORE_MAPPER = {
+    40: 9,
+    39: 9,
+    38: 8.5,
+    37: 8.5,
+    36: 8,
+    35: 8,
+    34: 7.5,
+    33: 7.5,
+    32: 7,
+    31: 7,
+    30: 7,
+    29: 6.5,
+    28: 6.5,
+    27: 6.5,
+    26: 6,
+    25: 6,
+    24: 6,
+    23: 6,
+    22: 5.5,
+    21: 5.5,
+    20: 5.5,
+    19: 5.5,
+    18: 5,
+    17: 5,
+    16: 5,
+    15: 5,
+    14: 4.5,
+    13: 4.5,
+    12: 4,
+    11: 4,
+    10: 4,
+    9: 3.5,
+    8: 3.5,
+    7: 3,
+    6: 3,
+    5: 2.5,
+    4: 2.5,
+    3: 2,
+    2: 2,
+    1: 1,
+    0: 1,
+}

classroom/business/all/student_report.py

@@ -1,3 +1,6 @@
+from .band_score import BAND_SCORE_MAPPER
+
+
 class ReadingReportMaker:
     def __init__(self, classroom, student):
         self.classroom = classroom
@@ -19,11 +22,8 @@ def make(self):
                 report['passage_1'] = self.calculate_score(questions, answers, 1)
                 report['passage_2'] = self.calculate_score(questions, answers, 2)
                 report['passage_3'] = self.calculate_score(questions, answers, 3)
-                report['band_score'] = (
-                    self.calculate_band(report['passage_1']) +
-                    self.calculate_band(report['passage_2']) +
-                    self.calculate_band(report['passage_3'])
-                )
+                report['total'] = report['passage_1'] + report['passage_2'] + report['passage_3']
+                report['band_score'] = self.calculate_band(report['total'])
 
             reports.append(report)
 
@@ -56,15 +56,16 @@ def calculate_score(self, questions, answers, passage):
         score = 0
         for question in questions:
             answer = self.get_answer(answers, question)
-            is_correct = question.check_answer(answer.content)
-            if is_correct:
-                score += 1
+            if answer:
+                is_correct = question.check_answer(answer.content)
+                if is_correct:
+                    score += 1
 
         return score
 
     @staticmethod
     def calculate_band(score):
-        pass
+        return BAND_SCORE_MAPPER[score]
 
     @staticmethod
     def get_answer(answers, question):

classroom/models/abstracts/question.py

@@ -66,7 +66,7 @@ def check_answer(self, answer):
             answer = f' {answer} '  # Add 2 spaces to both side to help with regex matching
 
             for correct_answer in possible_answers:
-                regex = correct_answer
+                regex = correct_answer.content
                 if regex.startswith('('):
                     regex = r'(?:' + regex[1:]
 

classroom/serializers/classroom.py

@@ -72,3 +72,10 @@ class RemoveReadingExerciseSerializer(serializers.Serializer):
 
 class StudentReadingReportSerializer(serializers.Serializer):
     student = serializers.IntegerField(write_only=True)
+    exercise = serializers.CharField(read_only=True)
+    passage_1 = serializers.IntegerField(read_only=True)
+    passage_2 = serializers.IntegerField(read_only=True)
+    passage_3 = serializers.IntegerField(read_only=True)
+    total = serializers.IntegerField(read_only=True)
+    band_score = serializers.FloatField(read_only=True)
+    submitted = serializers.BooleanField(read_only=True)

classroom/views/classroom.py

@@ -103,4 +103,5 @@ def student_reading_report(self, request, pk):
         student = get_object_or_404(User.students.all(), pk=serializer.validated_data['student'])
         report_maker = ReadingReportMaker(classroom, student)
         report = report_maker.make()
-        return Response(report)
+        serializer = self.get_serializer(instance=report, many=True)
+        return Response(serializer.data)