import datetime #<- will be used to set default dates on models
from cao_blogr.models.meta import Base  #<- we need to import our sqlalchemy metadata from which model classes will inherit
from sqlalchemy import (
    Column,
    Integer,
    Unicode,     #<- will provide Unicode field
    UnicodeText, #<- will provide Unicode text field
    DateTime,    #<- time abstraction field
)

from passlib.apps import custom_app_context as blogger_pwd_context


class User(Base):
    __tablename__ = 'users'
    id = Column(Integer, primary_key=True)
    name = Column(Unicode(255), unique=True, nullable=False)
    password = Column(Unicode(255), nullable=False)
    last_logged = Column(DateTime, default=datetime.datetime.utcnow)

    def verify_password(self, password):
        # is it cleartext?
        if password == self.password:
            self.set_password(password)
        # verify password
        result = blogger_pwd_context.verify(password, self.password)
        if result:
            # pwd OK, set last login date
            self.last_logged = datetime.datetime.now()
        return result

    def set_password(self, password):
        password_hash = blogger_pwd_context.encrypt(password)
        self.password = password_hash