45 lines
1.4 KiB
Python
45 lines
1.4 KiB
Python
import random
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from django.db import models
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class FundraisingGoal(models.Model):
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"""Conservancy fundraiser Goal"""
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fundraiser_code_name = models.CharField(max_length=200, blank=False, unique=True)
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fundraiser_goal_amount = models.DecimalField(max_digits=10, decimal_places=2)
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fundraiser_so_far_amount = models.DecimalField(max_digits=10, decimal_places=2)
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fundraiser_donation_count = models.IntegerField()
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fundraiser_donation_count_disclose_threshold = models.IntegerField()
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fundraiser_endtime = models.DateTimeField(null=True)
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def __unicode__(self):
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return self.fundraiser_code_name
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def percentage_there(self):
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return (self.fundraiser_so_far_amount / self.fundraiser_goal_amount ) * 100
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class Meta:
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ordering = ('fundraiser_code_name',)
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def providers(self):
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return GoalProvider.objects.filter(fundraising_goal=self)
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def random_providers(self, k=None):
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providers = self.providers()
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if not providers.exists():
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return None
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elif k is None:
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return random.choice(providers)
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else:
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return random.sample(providers, k)
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class GoalProvider(models.Model):
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fundraising_goal = models.ForeignKey(
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'FundraisingGoal',
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on_delete=models.CASCADE,
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)
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provider_name = models.CharField(max_length=512)
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def __unicode__(self):
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return self.provider_name
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