2015-06-26 07:59:53 +00:00
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# coding=utf-8
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from django.db import models
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2015-08-23 19:36:17 +00:00
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from django.utils.timezone import now
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2015-06-26 07:59:53 +00:00
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2015-07-18 09:17:33 +00:00
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from account.models import User
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2015-06-26 07:59:53 +00:00
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from problem.models import AbstractProblem
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2015-08-18 12:12:27 +00:00
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from group.models import Group
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2015-06-26 07:59:53 +00:00
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2015-07-17 03:00:15 +00:00
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class Contest(models.Model):
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2015-08-19 09:53:43 +00:00
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title = models.CharField(max_length=40, unique=True)
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2015-07-18 09:17:33 +00:00
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description = models.TextField()
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2015-08-22 12:46:52 +00:00
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# 比赛模式:0 即为是acm模式,1 即为是按照总的 ac 题目数量排名模式
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2015-08-08 15:04:08 +00:00
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mode = models.IntegerField()
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# 是否显示排名结果
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show_rank = models.BooleanField()
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2015-08-18 12:12:27 +00:00
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# 是否显示别人的提交记录
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show_user_submission = models.BooleanField()
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# 只能超级管理员创建公开赛,管理员只能创建小组内部的比赛
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# 如果这一项不为空,即为有密码的公开赛,没有密码的可以为小组赛或者是公开赛(此时用比赛的类型来表示)
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2015-07-18 09:17:33 +00:00
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password = models.CharField(max_length=30, blank=True, null=True)
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2015-08-18 12:12:27 +00:00
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# 比赛的类型: 0 即为是小组赛,1 即为是无密码的公开赛,2 即为是有密码的公开赛
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contest_type = models.IntegerField()
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2015-08-08 15:04:08 +00:00
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# 开始时间
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2015-07-18 09:17:33 +00:00
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start_time = models.DateTimeField()
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2015-08-08 15:04:08 +00:00
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# 结束时间
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2015-07-18 09:17:33 +00:00
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end_time = models.DateTimeField()
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2015-08-08 15:04:08 +00:00
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# 创建时间
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create_time = models.DateTimeField(auto_now_add=True)
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# 最后修改时间
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last_updated_time = models.DateTimeField(auto_now=True)
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2015-08-18 12:12:27 +00:00
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# 这个比赛是谁创建的
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2015-07-18 09:17:33 +00:00
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created_by = models.ForeignKey(User)
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2015-08-18 12:12:27 +00:00
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groups = models.ManyToManyField(Group)
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2015-08-21 10:16:34 +00:00
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# 是否可见 false的话相当于删除
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visible = models.BooleanField(default=True)
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2015-08-18 12:12:27 +00:00
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2015-08-23 19:36:17 +00:00
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@property
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def status(self):
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if self.start_time > now():
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# 没有开始 返回1
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return 1
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elif self.end_time < now():
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# 已经结束 返回0
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return -1
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else:
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# 正在进行 返回0
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return 0
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2015-08-08 15:04:08 +00:00
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class Meta:
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db_table = "contest"
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2015-07-17 03:00:15 +00:00
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class ContestProblem(AbstractProblem):
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contest = models.ForeignKey(Contest)
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2015-08-08 15:04:08 +00:00
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# 比如A B 或者1 2 或者 a b 将按照这个排序
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sort_index = models.CharField(max_length=30)
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class Meta:
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db_table = "contest_problem"
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class ContestProblemTestCase(models.Model):
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"""
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如果比赛是按照通过的测试用例总分计算的话,就需要这个model 记录每个测试用例的分数
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"""
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# 测试用例的id 这个还在测试用例的配置文件里面有对应
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id = models.CharField(max_length=40, primary_key=True, db_index=True)
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problem = models.ForeignKey(ContestProblem)
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score = models.IntegerField()
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class Meta:
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db_table = "contest_problem_test_case"
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2015-08-23 10:28:30 +00:00
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class ContestSubmission(models.Model):
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"""
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用于保存比赛提交和排名的一些数据,加快检索速度
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"""
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user = models.ForeignKey(User)
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problem = models.ForeignKey(ContestProblem)
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contest = models.ForeignKey(Contest)
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total_submission_number = models.IntegerField(default=1)
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# 这道题是 AC 还是没过
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ac = models.BooleanField()
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# 总的时间,用于acm 类型的,也需要保存罚时
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total_time = models.IntegerField(default=0)
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class Meta:
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db_table = "contest_submission"
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