refractor structure project and add user endpoint

backend/app/auth/dependencies.py

@@ -0,0 +1,57 @@
+import logging
+from typing import Optional
+
+from fastapi import Depends, HTTPException, status
+from jose import jwt, JWTError
+
+from app.utils.OAuth2WithCookie import OAuth2PasswordBearerWithCookie
+from app.core.config import settings
+from app.users.models import UserModel
+from app.users.service import UserService
+from app.core.exceptions import InvalidTokenException
+
+log = logging.getLogger(__name__)
+oauth2_scheme = OAuth2PasswordBearerWithCookie(tokenUrl="/api/v1/auth/login")
+
+async def get_current_user(token: str = Depends(oauth2_scheme)) -> Optional[UserModel]:
+    try:
+        payload = jwt.decode(token, settings.SECRET_KEY, algorithms=settings.ALGORITHM)
+        user_id = int(payload.get("sub"))
+        log.debug("Successfully get current_user id", extra={"user_id": user_id})
+
+        if user_id is None:
+            log.warning("User id is None")
+            raise InvalidTokenException
+    except (Exception, JWTError) as ex:
+        if isinstance(ex, InvalidTokenException):
+            raise ex
+
+        if isinstance(ex, JWTError):
+            log.error("JWT error")
+            raise ex
+
+        log.error("Unknown exception")
+        raise ex
+
+    current_user = await UserService.get_user(user_id)
+
+    if not current_user.is_active:
+        log.debug("User is not active", extra={"user_id": current_user.id})
+        raise HTTPException(status.HTTP_403_FORBIDDEN, detail="User is not active")
+
+    return current_user
+
+
+async def get_current_superuser(current_user: UserModel = Depends(get_current_user)) -> Optional[UserModel]:
+    if not current_user.is_superuser:
+        log.debug("User not enough privileges", extra={"user_id": current_user.id})
+        raise HTTPException(status.HTTP_403_FORBIDDEN, detail="Not enough privileges")
+
+    return current_user
+
+async def get_current_verified_user(current_user: UserModel = Depends(get_current_user)):
+    if not current_user.is_verified:
+        log.debug("User has not confirmed the email.", extra={"user_id": str(current_user.id)})
+        raise HTTPException(status.HTTP_403_FORBIDDEN, detail="verify email")
+
+    return current_user