bikemap/tracking/models.py

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from django.db import models
# Create your models here.
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from django.contrib.auth.models import User
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class Track(models.Model):
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user = models.ForeignKey(User, blank=False)
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start = models.DateTimeField()
name = models.CharField(max_length=1024, blank=False)
description = models.TextField(blank=True)
@property
def finish(self):
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return self.segment_set.order_by("-time")[0].finish
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class Segment(models.Model):
track = models.ForeignKey(Track)
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time = models.DateTimeField()
number = models.IntegerField(default=1)
@property
def finish(self):
return self.point_set.order_by("-time")[0].time
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class Point(models.Model):
time = models.DateTimeField()
latitude = models.DecimalField(max_digits=13, decimal_places=10)
longitude = models.DecimalField(max_digits=12, decimal_places=10)
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elevation = models.DecimalField(max_digits=20, decimal_places=2)
segment = models.ForeignKey(Segment)
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