52 lines
1.7 KiB
Python
52 lines
1.7 KiB
Python
from datetime import datetime, timedelta, timezone
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import bcrypt
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import jwt
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from sqlalchemy import select
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from sqlalchemy.ext.asyncio import AsyncSession
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from app.config import settings
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from app.models.user import User
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def hash_password(plain: str) -> str:
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return bcrypt.hashpw(plain.encode(), bcrypt.gensalt()).decode()
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def verify_password(plain: str, hashed: str) -> bool:
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return bcrypt.checkpw(plain.encode(), hashed.encode())
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def create_access_token(user_id: str, remember_me: bool = False) -> str:
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minutes = settings.JWT_EXPIRE_REMEMBER_MINUTES if remember_me else settings.JWT_EXPIRE_MINUTES
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expire = datetime.now(timezone.utc) + timedelta(minutes=minutes)
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payload = {"sub": user_id, "exp": expire}
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return jwt.encode(payload, settings.SECRET_KEY, algorithm=settings.JWT_ALGORITHM)
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def decode_access_token(token: str) -> str | None:
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"""Decode JWT and return user_id, or None if invalid."""
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try:
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payload = jwt.decode(
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token, settings.SECRET_KEY, algorithms=[settings.JWT_ALGORITHM]
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)
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return payload.get("sub")
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except jwt.PyJWTError:
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return None
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async def authenticate_user(
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db: AsyncSession, username: str, password: str
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) -> User | None:
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result = await db.execute(select(User).where(User.username == username))
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user = result.scalar_one_or_none()
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if not user:
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# Try phone number lookup for frontend users
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result = await db.execute(select(User).where(User.phone == username))
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user = result.scalar_one_or_none()
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if not user or not verify_password(password, user.hashed_password):
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return None
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if not user.is_active:
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return None
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return user
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