26 lines
716 B
Python
26 lines
716 B
Python
from django.db import models
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from vbv_lernwelt.core.models import User
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from vbv_lernwelt.course.models import CourseSessionUser
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class LearningMentor(models.Model):
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mentor = models.OneToOneField(User, on_delete=models.CASCADE)
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course = models.ForeignKey("course.Course", on_delete=models.CASCADE)
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participants = models.ManyToManyField(
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CourseSessionUser,
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related_name="participants",
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blank=True,
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)
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class Meta:
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unique_together = [["mentor", "course"]]
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def __str__(self):
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return f"{self.mentor} ({self.course.title})"
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@property
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def course_sessions(self):
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return self.participants.values_list("course_session", flat=True).distinct()
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