数据库创建

models/group.py

@@ -0,0 +1,44 @@
+# my_project/models/group.py
+
+from typing import Optional, List, TYPE_CHECKING
+from sqlmodel import Field, Relationship, text, Column, func, DateTime
+from .base import BaseModel
+from datetime import datetime
+
+if TYPE_CHECKING:
+    from .user import User
+
+class Group(BaseModel, table=True):
+    __tablename__ = 'groups'
+
+    name: str = Field(max_length=255, unique=True, description="用户组名")
+    policies: Optional[str] = Field(default=None, max_length=255, description="允许的策略ID列表，逗号分隔")
+    max_storage: int = Field(default=0, sa_column_kwargs={"server_default": "0"}, description="最大存储空间（字节）")
+    share_enabled: bool = Field(default=False, sa_column_kwargs={"server_default": text("false")}, description="是否允许创建分享")
+    web_dav_enabled: bool = Field(default=False, sa_column_kwargs={"server_default": text("false")}, description="是否允许使用WebDAV")
+    speed_limit: int = Field(default=0, sa_column_kwargs={"server_default": "0"}, description="速度限制 (KB/s), 0为不限制")
+    options: Optional[str] = Field(default=None, description="其他选项 (JSON格式)")
+    created_at: Optional[datetime] = Field(
+        default=None,
+        sa_column=Column(
+            DateTime,
+            nullable=False,
+            server_default=func.now(),
+            comment="创建时间",
+        ),
+    )
+
+    updated_at: Optional[datetime] = Field(
+        default=None,
+        sa_column=Column(
+            DateTime,
+            nullable=False,
+            server_default=func.now(),
+            onupdate=func.now(),
+            comment="更新时间",
+        ),
+    )
+
+    # 关系：一个组可以有多个用户
+    users: List["User"] = Relationship(back_populates="group")
+    previous_users: List["User"] = Relationship(back_populates="previous_group")