47 lines
1.6 KiB
Python
47 lines
1.6 KiB
Python
from datetime import datetime
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from django.db import models
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from django.urls import reverse
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from accounts.models import Student
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class Code(models.Model):
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student = models.ForeignKey(Student, on_delete=models.CASCADE)
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station_number = models.IntegerField()
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created = models.DateTimeField(auto_now_add=True)
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modified = models.DateTimeField(auto_now=True)
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def qr_code_str(self):
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return f'{self.student.student_number}:{self.station_number}'
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def get_absolute_url(self):
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return reverse('code-detail', kwargs={'pk': self.pk})
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def __str__(self):
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return f'{self.student.student_number}:{self.station_number}'
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class Period(models.Model):
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student = models.ForeignKey(Student, on_delete=models.CASCADE)
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clocked_in = models.DateTimeField()
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clocked_out = models.DateTimeField(blank=True, null=True)
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station_number = models.IntegerField()
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duration = models.DurationField(blank=True, null=True)
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created = models.DateTimeField(auto_now_add=True)
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modified = models.DateTimeField(auto_now=True)
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# def duration(self):
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# duration = self.clocked_out - self.clocked_in
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# duration_in_s = duration.total_seconds()
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# return divmod(duration_in_s, 3600)[0]
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def get_absolute_url(self):
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return reverse('period-detail', kwargs={'pk': self.pk})
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def __str__(self):
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return f'{self.clocked_in}: {self.student.user.first_name} {self.student.user.last_name}'
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def save(self, *args, **kwargs):
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if isinstance(self.clocked_out, datetime):
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self.duration = self.clocked_out - self.clocked_in
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super(Period, self).save(*args, **kwargs)
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