fix: 添加auth功能

python_core/models/user.py

@@ -0,0 +1,96 @@
+"""
+用户数据模型
+"""
+
+from dataclasses import dataclass, asdict
+from datetime import datetime
+from typing import Optional, Dict, Any
+import uuid
+import hashlib
+import json
+
+
+@dataclass
+class User:
+    """用户数据模型"""
+    id: str
+    username: str
+    email: str
+    password_hash: str
+    display_name: str
+    avatar_url: Optional[str] = None
+    is_active: bool = True
+    created_at: str = ""
+    updated_at: str = ""
+    last_login: Optional[str] = None
+    
+    def __post_init__(self):
+        if not self.created_at:
+            self.created_at = datetime.now().isoformat()
+        if not self.updated_at:
+            self.updated_at = datetime.now().isoformat()
+    
+    def to_dict(self) -> Dict[str, Any]:
+        """转换为字典"""
+        return asdict(self)
+    
+    def to_safe_dict(self) -> Dict[str, Any]:
+        """转换为安全字典（不包含密码）"""
+        data = self.to_dict()
+        data.pop('password_hash', None)
+        return data
+    
+    @classmethod
+    def from_dict(cls, data: Dict[str, Any]) -> 'User':
+        """从字典创建用户对象"""
+        return cls(**data)
+    
+    def update_last_login(self):
+        """更新最后登录时间"""
+        self.last_login = datetime.now().isoformat()
+        self.updated_at = datetime.now().isoformat()
+
+
+@dataclass
+class LoginRequest:
+    """登录请求数据"""
+    username_or_email: str
+    password: str
+
+
+@dataclass
+class RegisterRequest:
+    """注册请求数据"""
+    username: str
+    email: str
+    password: str
+    display_name: Optional[str] = None
+    
+    def __post_init__(self):
+        if not self.display_name:
+            self.display_name = self.username
+
+
+@dataclass
+class AuthResponse:
+    """认证响应数据"""
+    success: bool
+    message: str
+    user: Optional[Dict[str, Any]] = None
+    token: Optional[str] = None
+    expires_at: Optional[str] = None
+
+
+def hash_password(password: str) -> str:
+    """密码哈希"""
+    return hashlib.sha256(password.encode()).hexdigest()
+
+
+def verify_password(password: str, password_hash: str) -> bool:
+    """验证密码"""
+    return hash_password(password) == password_hash
+
+
+def generate_user_id() -> str:
+    """生成用户ID"""
+    return str(uuid.uuid4())