"""
User model for authentication
"""
from datetime import datetime
from sqlalchemy import Column, Integer, String, Boolean, DateTime
from app.core.database import Base
import hashlib


class User(Base):
    __tablename__ = "users"
    
    id = Column(Integer, primary_key=True, autoincrement=True)
    email = Column(String(255), unique=True, nullable=False, index=True)
    password_hash = Column(String(255), nullable=False)
    name = Column(String(100), nullable=True)
    role = Column(String(50), default="admin")  # admin, manager, operator
    is_active = Column(Boolean, default=True)
    created_at = Column(DateTime, default=datetime.utcnow)
    last_login = Column(DateTime, nullable=True)
    
    @staticmethod
    def hash_password(password: str) -> str:
        """Simple hash for password - in production use bcrypt"""
        return hashlib.sha256(password.encode()).hexdigest()
    
    def verify_password(self, password: str) -> bool:
        return self.password_hash == self.hash_password(password)