simple registration prototype

1 files changed, 32 insertions, 0 deletions

diff --git a/app/auth/register.py b/app/auth/register.py
index e69de29..f1c3ec3 100644
--- a/app/auth/register.py
+++ b/app/auth/register.py
@@ -0,0 +1,32 @@
+from app.models.auth import User
+from argon2 import PasswordHasher
+from fastapi import APIRouter, Depends, HTTPException, status
+from sqlalchemy.ext.asyncio import AsyncSession
+from sqlalchemy.future import select
+
+from app.schemas.auth import RegisterSchema
+from app.utils.db import get_db
+
+router = APIRouter()
+ph = PasswordHasher()
+
+
+@router.post("/register")
+async def register(user: RegisterSchema, db: AsyncSession = Depends(get_db)):
+    result = await db.execute(
+        select(User).where(
+            (User.username == user.username) | (User.email == user.email)
+        )
+    )
+    existing = result.scalar_one_or_none()
+    if existing:
+        raise HTTPException(
+            status_code=status.HTTP_400_BAD_REQUEST,
+            detail="Username or email already exists",
+        )
+
+    hashed = ph.hash(user.password)
+    new_user = User(username=user.username, email=user.email, password_hash=hashed)
+    db.add(new_user)
+    await db.commit()
+    return {"message": "User registered successfully"}