c866e74ece
- Django 4.2 + DRF + JWT + GraphQL - React 18 + MobX + styled-components - PostgreSQL 数据库 - Docker + Docker Compose + Nginx - 完整的功能模块（用户、版块、文章、服务、交互、版主管理） - 完整的文档（需求、部署、测试）
54 lines
1.6 KiB
Python
54 lines
1.6 KiB
Python
from django.db import models
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class Region(models.Model):
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"""Region model for hierarchical administrative divisions."""
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LEVEL_CHOICES = [
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('province', '省'),
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('city', '市'),
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('county', '县'),
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('town', '乡镇/街道'),
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('village', '村/居委会'),
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]
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STATUS_CHOICES = [
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('active', '正常'),
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('inactive', '停用'),
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]
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name = models.CharField(max_length=100, verbose_name='版块名称')
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level = models.CharField(max_length=20, choices=LEVEL_CHOICES, verbose_name='版块级别')
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parent = models.ForeignKey(
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'self',
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on_delete=models.CASCADE,
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null=True,
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blank=True,
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related_name='children',
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verbose_name='上级版块'
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)
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status = models.CharField(max_length=20, choices=STATUS_CHOICES, default='active', verbose_name='状态')
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created_at = models.DateTimeField(auto_now_add=True, verbose_name='创建时间')
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updated_at = models.DateTimeField(auto_now=True, verbose_name='更新时间')
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class Meta:
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db_table = 'regions'
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verbose_name = '版块'
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verbose_name_plural = '版块'
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ordering = ['level', 'name']
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def __str__(self):
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return self.name
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def get_full_path(self):
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"""Get the full hierarchical path of this region."""
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path = [self.name]
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parent = self.parent
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while parent:
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path.insert(0, parent.name)
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parent = parent.parent
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return ' → '.join(path)
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def get_children(self):
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"""Get all direct children of this region."""
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return self.children.filter(status='active') |