first commit

MeetSpot/app/models/user.py

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+"""用户相关SQLAlchemy模型与Pydantic模式。"""
+
+import uuid
+from datetime import datetime
+from typing import Optional
+
+from pydantic import BaseModel, Field
+from sqlalchemy import Column, DateTime, String, func
+
+from app.db.database import Base
+
+
+def _generate_uuid() -> str:
+    return str(uuid.uuid4())
+
+
+class User(Base):
+    __tablename__ = "users"
+
+    id = Column(String(36), primary_key=True, default=_generate_uuid)
+    phone = Column(String(20), unique=True, nullable=False)
+    nickname = Column(String(50), nullable=False)
+    avatar_url = Column(String(255), default="")
+    created_at = Column(DateTime(timezone=True), server_default=func.now())
+    last_login = Column(DateTime(timezone=True))
+
+
+class UserCreate(BaseModel):
+    phone: str = Field(..., description="手机号")
+    nickname: Optional[str] = Field(None, description="昵称，可选")
+    avatar_url: Optional[str] = Field("", description="头像URL，可选")
+
+
+class UserRead(BaseModel):
+    id: str
+    phone: str
+    nickname: str
+    avatar_url: str = ""
+    created_at: datetime
+    last_login: Optional[datetime] = None
+
+    class Config:
+        from_attributes = True
+