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from fastapi import APIRouter, Depends, HTTPException
from pydantic import BaseModel
from sqlalchemy.ext.asyncio import AsyncSession
from app.auth.dependencies import get_current_user
from app.models.user import User
from app.utils.db import get_async_session
router = APIRouter()
class ChangeUsernameRequest(BaseModel):
username: str
@router.patch("/users/change-username")
async def change_username(
data: ChangeUsernameRequest,
user_info: dict = Depends(get_current_user),
session: AsyncSession = Depends(get_async_session),
):
if not user_info["authenticated"]:
raise HTTPException(status_code=401, detail="Not authenticated")
user = user_info["user"]
if len(data.username) < 3:
raise HTTPException(status_code=400, detail="Username too short")
db_user = await session.get(User, user["id"])
if not db_user:
raise HTTPException(status_code=404, detail="User not found")
db_user.username = data.username
await session.commit()
await session.refresh(db_user)
return {"success": True, "username": db_user.username}
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