from django.db import models from questions.models import Question from .managers import TestManager class Test(models.Model): name = models.CharField(max_length=100) passing_score = models.PositiveSmallIntegerField(default=0) # category = models.ForeignKey( # "categories.Category", # on_delete=models.SET_NULL, # null=True, # related_name="tests" # ) category = models.CharField(max_length=100) created_by = models.ForeignKey( "users.User", null=True, related_name="tests", on_delete=models.CASCADE ) objects = TestManager() def get_score(self, answers): """ [ { "question": 1, "answer": 1 }, { "question": 2, "answer": 1 } ] """ points = 0 for answer in answers: question = self.questions.get(id=answer["question"]) if question.answers.get(id=answer["answer"]).is_correct: points += question.points return points def get_maxscore(self, answers): """ [ { "question": 1, "answer": 1 }, { "question": 2, "answer": 1 } ] """ points = 0 # for answer in answers: # question = self.questions.get(id=answer["question"]) # points += question.points for question in self.questions.all(): points += question.points return points def question_count(self): return Question.objects.filter(test_id=self.id).count() def name_and_passing_score(self): return { "name": self.name, "passing_score": self.passing_score } class SolvedTest(models.Model): score = models.IntegerField(default=0) max = models.IntegerField(default=0) percentage = models.IntegerField(default=0) user = models.ForeignKey( "users.User", null=True, related_name="answers", on_delete=models.CASCADE ) test = models.ForeignKey( "Test", null=True, related_name="answers", on_delete=models.CASCADE )