ajout de lalogique du premier inscrit admin

services/auth_service.py

@@ -75,14 +75,11 @@ class AuthService:
 
     @staticmethod
     async def create_user(user: UserCreate, db):
-        query = select(users_table).where(users_table.c.email == user.email)
-        result = await db.execute(query)
-        existing_user = result.fetchone()
-        if existing_user:
-            raise HTTPException(status_code=400, detail="Email already registered")
+        result = await db.execute(select(users_table))
+        users = result.fetchall()
+        role = "admin" if len(users) == 0 else user.role
 
         hashed_password = AuthService.get_password_hash(user.password)
-
         query = insert(users_table).values(
             email=user.email,
             full_name=user.full_name,
@@ -90,17 +87,18 @@ class AuthService:
             date_of_birth=user.date_of_birth,
             organization=user.organization,
             hashed_password=hashed_password,
-            role="user"
+            role=role
         )
         try:
             result = await db.execute(query)
             await db.commit()
             user_id = result.inserted_primary_key[0]
-            return await AuthService.get_current_user(db=db)
+            return {"id": user_id, "email": user.email, "role": role}
         except Exception as e:
             await db.rollback()
             raise HTTPException(status_code=500, detail=f"Could not create user: {str(e)}")
 
+
             
     @staticmethod
     async def admin_required(token: str = Depends(oauth2_scheme), db: AsyncSession = Depends(get_db)):