mirror of
https://github.com/QingdaoU/OnlineJudge.git
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68 lines
2.2 KiB
Python
68 lines
2.2 KiB
Python
# coding=utf-8
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from django.db import models
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from account.models import User
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from utils.models import RichTextField
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class ProblemTag(models.Model):
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name = models.CharField(max_length=30)
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class Meta:
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db_table = "problem_tag"
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class AbstractProblem(models.Model):
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# 标题
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title = models.CharField(max_length=50)
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# 问题描述 HTML 格式
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description = RichTextField()
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# 输入描述
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input_description = models.CharField(max_length=10000)
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# 输出描述
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output_description = models.CharField(max_length=10000)
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# 样例输入 可能会存储 json 格式的数据
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samples = models.TextField(blank=True)
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# 测试用例id 这个id 可以用来拼接得到测试用例的文件存储位置
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test_case_id = models.CharField(max_length=40)
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# 提示
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hint = RichTextField(blank=True, null=True)
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# 创建时间
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create_time = models.DateTimeField(auto_now_add=True)
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# 最后更新时间，不适用auto_now，因为本 model 里面的提交数量是变化的，导致每次 last_update_time 也更新了
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# 需要每次编辑后手动赋值
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last_update_time = models.DateTimeField(blank=True, null=True)
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# 这个题是谁创建的
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created_by = models.ForeignKey(User)
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# 时间限制 单位是毫秒
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time_limit = models.IntegerField()
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# 内存限制 单位是MB
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memory_limit = models.IntegerField()
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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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# 总共提交数量
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total_submit_number = models.IntegerField(default=0)
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# 通过数量
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total_accepted_number = models.IntegerField(default=0)
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class Meta:
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db_table = "problem"
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abstract = True
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def add_submission_number(self):
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self.total_submit_number += 1
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self.save(update_fields=["total_submit_number"])
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def add_ac_number(self):
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self.total_accepted_number += 1
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self.save(update_fields=["total_accepted_number"])
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class Problem(AbstractProblem):
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# 难度 0 - n
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difficulty = models.IntegerField()
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# 标签
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tags = models.ManyToManyField(ProblemTag)
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# 来源
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source = models.CharField(max_length=200, blank=True, null=True)
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