add: personal

auth.py

@@ -0,0 +1,59 @@
+from datetime import datetime, timedelta
+from typing import Optional
+from jose import JWTError, jwt
+from fastapi import Depends, HTTPException, status
+from fastapi.security import OAuth2PasswordBearer
+from sqlalchemy.orm import Session
+import schemas
+import models
+import crud
+from database import get_db
+from password_utils import verify_password
+
+# Константы для JWT
+SECRET_KEY = "09d25e094faa6ca2556c818166b7a9563b93f7099f6f0f4caa6cf63b88e8d3e7"  # В реальном приложении используйте os.environ.get
+ALGORITHM = "HS256"
+ACCESS_TOKEN_EXPIRE_MINUTES = 30
+
+# Инициализация OAuth2PasswordBearer для получения токена из запроса
+oauth2_scheme = OAuth2PasswordBearer(tokenUrl="token")
+
+def authenticate_admin(db: Session, username: str, password: str):
+    """Аутентификация админа"""
+    admin = crud.get_admin_by_username(db, username)
+    if not admin:
+        return False
+    if not verify_password(password, admin.hashed_password):
+        return False
+    return admin
+
+def create_access_token(data: dict, expires_delta: Optional[timedelta] = None):
+    """Создаёт JWT токен"""
+    to_encode = data.copy()
+    if expires_delta:
+        expire = datetime.utcnow() + expires_delta
+    else:
+        expire = datetime.utcnow() + timedelta(minutes=15)
+    to_encode.update({"exp": expire})
+    encoded_jwt = jwt.encode(to_encode, SECRET_KEY, algorithm=ALGORITHM)
+    return encoded_jwt
+
+async def get_current_admin(token: str = Depends(oauth2_scheme), db: Session = Depends(get_db)):
+    """Получает текущего админа из токена"""
+    credentials_exception = HTTPException(
+        status_code=status.HTTP_401_UNAUTHORIZED,
+        detail="Некорректные учетные данные",
+        headers={"WWW-Authenticate": "Bearer"},
+    )
+    try:
+        payload = jwt.decode(token, SECRET_KEY, algorithms=[ALGORITHM])
+        username: str = payload.get("sub")
+        if username is None:
+            raise credentials_exception
+        token_data = schemas.TokenData(username=username)
+    except JWTError:
+        raise credentials_exception
+    admin = crud.get_admin_by_username(db, username=token_data.username)
+    if admin is None:
+        raise credentials_exception
+    return admin