feat: 城市手册后端完成 - 用户/区域/内容/服务/审核系统

city-manual/backend/users/models.py

@@ -0,0 +1,40 @@
+from django.contrib.auth.models import AbstractUser
+from django.db import models
+
+
+class User(AbstractUser):
+    """用户表 - 扩展 Django 内置用户模型"""
+    
+    ROLE_CHOICES = [
+        ('user', '普通用户'),
+        ('moderator', '版主'),
+        ('admin', '管理员'),
+    ]
+    
+    email = models.EmailField('邮箱', blank=True)
+    phone = models.CharField('手机号', max_length=20, blank=True)
+    avatar = models.ImageField('头像', upload_to='avatars/', blank=True, null=True)
+    role = models.CharField('角色', max_length=20, choices=ROLE_CHOICES, default='user')
+    bio = models.TextField('个人简介', blank=True)
+    created_at = models.DateTimeField('创建时间', auto_now_add=True)
+    updated_at = models.DateTimeField('更新时间', auto_now=True)
+    is_verified = models.BooleanField('是否已验证', default=False)
+    
+    class Meta:
+        verbose_name = '用户'
+        verbose_name_plural = '用户'
+    
+    def __str__(self):
+        return self.username
+    
+    def is_moderator(self):
+        """是否是版主"""
+        return self.role == 'moderator' or self.moderator_permissions.filter(status='active').exists()
+    
+    def is_admin(self):
+        """是否是管理员"""
+        return self.role == 'admin' or self.is_superuser
+    
+    def get_moderator_regions(self):
+        """获取管辖的区域列表"""
+        return [perm.region for perm in self.moderator_permissions.filter(status='active')]