初始版本-前端

backend/app/api/api_v1/endpoints/auth.py

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+"""
+认证相关 API 端点
+"""
+from fastapi import APIRouter, Depends, HTTPException, status
+from fastapi.security import OAuth2PasswordBearer, OAuth2PasswordRequestForm
+from sqlmodel import Session, select
+from datetime import timedelta
+
+from app.core.config import settings
+from app.core.security import verify_password, create_access_token, get_password_hash
+from app.db.session import get_db
+from app.models.user import User
+from app.schemas.user import Token, User as UserSchema, UserCreate
+
+router = APIRouter()
+
+oauth2_scheme = OAuth2PasswordBearer(tokenUrl=f"{settings.API_V1_STR}/auth/login")
+
+
+@router.post("/register", response_model=UserSchema, status_code=status.HTTP_201_CREATED)
+def register(user_in: UserCreate, db: Session = Depends(get_db)):
+    """用户注册"""
+    # 检查用户名是否已存在
+    statement = select(User).where(User.username == user_in.username)
+    existing_user = db.exec(statement).first()
+    if existing_user:
+        raise HTTPException(
+            status_code=status.HTTP_400_BAD_REQUEST,
+            detail="用户名已存在"
+        )
+    
+    # 检查邮箱是否已存在
+    if user_in.email:
+        statement = select(User).where(User.email == user_in.email)
+        existing_email = db.exec(statement).first()
+        if existing_email:
+            raise HTTPException(
+                status_code=status.HTTP_400_BAD_REQUEST,
+                detail="邮箱已被注册"
+            )
+    
+    # 创建新用户
+    hashed_password = get_password_hash(user_in.password)
+    db_user = User(
+        username=user_in.username,
+        email=user_in.email,
+        hashed_password=hashed_password
+    )
+    db.add(db_user)
+    db.commit()
+    db.refresh(db_user)
+    
+    return db_user
+
+
+@router.post("/login", response_model=Token)
+def login(form_data: OAuth2PasswordRequestForm = Depends(), db: Session = Depends(get_db)):
+    """用户登录"""
+    # 查找用户
+    statement = select(User).where(User.username == form_data.username)
+    user = db.exec(statement).first()
+    
+    if not user or not verify_password(form_data.password, user.hashed_password):
+        raise HTTPException(
+            status_code=status.HTTP_401_UNAUTHORIZED,
+            detail="用户名或密码错误",
+            headers={"WWW-Authenticate": "Bearer"},
+        )
+    
+    # 创建访问令牌
+    access_token_expires = timedelta(minutes=settings.ACCESS_TOKEN_EXPIRE_MINUTES)
+    access_token = create_access_token(
+        data={"sub": user.username}, expires_delta=access_token_expires
+    )
+    
+    return {"access_token": access_token, "token_type": "bearer"}
+

backend/app/core/config.py

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+"""
+应用配置
+"""
+from pydantic_settings import BaseSettings
+from typing import Optional
+
+
+class Settings(BaseSettings):
+    """应用配置类"""
+    
+    # 项目信息
+    PROJECT_NAME: str = "个人博客网站"
+    VERSION: str = "0.1.0"
+    API_V1_STR: str = "/api/v1"
+    
+    # 数据库配置
+    DATABASE_URL: str = "sqlite:///./blogweb.db"
+    
+    # 安全配置
+    SECRET_KEY: str = "your-secret-key-change-in-production"  # 生产环境请修改
+    ALGORITHM: str = "HS256"
+    ACCESS_TOKEN_EXPIRE_MINUTES: int = 60 * 24 * 7  # 7天
+    
+    # CORS 配置
+    BACKEND_CORS_ORIGINS: list = [
+        "http://localhost:3000",
+        "http://localhost:5173",
+        "http://localhost:8080",
+    ]
+    
+    # 文件上传配置
+    UPLOAD_DIR: str = "./uploads"
+    MAX_UPLOAD_SIZE: int = 10 * 1024 * 1024  # 10MB
+    
+    # 第三方 API 配置
+    OPENWEATHER_API_KEY: Optional[str] = None  # OpenWeatherMap API Key
+    
+    class Config:
+        env_file = ".env"
+        case_sensitive = True
+
+
+settings = Settings()
+

backend/app/db/base.py

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+"""
+数据库基础配置
+"""
+from sqlmodel import SQLModel
+
+# 导入所有模型以确保表被注册到 metadata
+from app.models import (
+    User, Todo, Post, Transaction, Media, Tag, MediaTag,
+    ChatMessage, Upload
+)
+
+# SQLModel 的 Base 类
+Base = SQLModel
+

backend/app/models/chat.py

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+"""
+聊天消息模型
+"""
+from datetime import datetime
+from typing import Optional
+from sqlmodel import SQLModel, Field, Relationship
+from .user import User
+
+
+class ChatMessage(SQLModel, table=True):
+    """聊天消息表"""
+    __tablename__ = "chat_messages"
+    
+    id: Optional[int] = Field(default=None, primary_key=True)
+    content: str
+    sent_at: datetime = Field(default_factory=datetime.now)
+    user_id: int = Field(foreign_key="users.id", index=True)
+    room: str = Field(max_length=50, default="main", index=True)
+    
+    # 关系
+    user: Optional[User] = Relationship()
+