31 lines
1.3 KiB
Python
Executable File
31 lines
1.3 KiB
Python
Executable File
from django.db import models
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from at_django_boilerplate.utils.mixins import HashidSlugMixin
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from django.conf import settings
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from django.utils import timezone
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class TrackedChange(HashidSlugMixin):
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CHANGE_TYPE = (('add','Add'),
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('edit','Edit'),
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('delete','Delete'),
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)
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existing = models.TextField(null=True,blank=True)
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change = models.TextField(null=True,blank=True)
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change_type = models.CharField(choices=CHANGE_TYPE,default='add',max_length=10)
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change_done_by = models.ForeignKey(settings.AUTH_USER_MODEL,
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null=True,
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blank=True,
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on_delete=models.DO_NOTHING,
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related_name='changes_by_me')
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for_utility = models.ForeignKey('meters.UtilityModel',null=True,blank=True,on_delete=models.DO_NOTHING,related_name='utility_changes')
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applied_on = models.DateTimeField(default=timezone.now)
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def __str__(self):
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if self.change_type=='add':
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return f'{self.change_done_by} added {self.change}'
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elif self.change_type=='edit':
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return f'{self.change_done_by} updated {self.existing} to {self.change}'
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elif self.change_type=='delete':
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return f'{self.change_done_by} deleted {self.change}'
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