init

backend/app/routers/auth.py

@@ -0,0 +1,62 @@
+from fastapi import APIRouter, Depends, HTTPException, status
+from sqlalchemy.ext.asyncio import AsyncSession
+from sqlalchemy import select
+from ..database import get_db
+from ..models.user import User
+from ..schemas.user import UserCreate, UserLogin, UserResponse, Token
+from ..utils.security import get_password_hash, verify_password, create_access_token
+from ..services.auth import get_current_user
+
+router = APIRouter(prefix="/api/auth", tags=["auth"])
+
+
+@router.post("/register", response_model=Token)
+async def register(user_data: UserCreate, db: AsyncSession = Depends(get_db)):
+    # Check if email exists
+    result = await db.execute(select(User).where(User.email == user_data.email))
+    if result.scalar_one_or_none():
+        raise HTTPException(
+            status_code=status.HTTP_400_BAD_REQUEST,
+            detail="Email already registered",
+        )
+
+    # Check if username exists
+    result = await db.execute(select(User).where(User.username == user_data.username))
+    if result.scalar_one_or_none():
+        raise HTTPException(
+            status_code=status.HTTP_400_BAD_REQUEST,
+            detail="Username already taken",
+        )
+
+    # Create user
+    user = User(
+        username=user_data.username,
+        email=user_data.email,
+        password_hash=get_password_hash(user_data.password),
+    )
+    db.add(user)
+    await db.flush()
+
+    # Create token
+    access_token = create_access_token(data={"sub": str(user.id)})
+    return Token(access_token=access_token)
+
+
+@router.post("/login", response_model=Token)
+async def login(user_data: UserLogin, db: AsyncSession = Depends(get_db)):
+    result = await db.execute(select(User).where(User.email == user_data.email))
+    user = result.scalar_one_or_none()
+
+    if not user or not verify_password(user_data.password, user.password_hash):
+        raise HTTPException(
+            status_code=status.HTTP_401_UNAUTHORIZED,
+            detail="Invalid email or password",
+        )
+
+    access_token = create_access_token(data={"sub": str(user.id)})
+    return Token(access_token=access_token)
+
+
+@router.get("/me", response_model=UserResponse)
+async def get_me(current_user: User = Depends(get_current_user)):
+    return current_user