# -*- coding utf-8 -*-

# User Management::User

from datetime import datetime

from flask import session

from hashlib import md5

from .config import db

class User(db.Model):

    """ docstring """

    __tablename__ = 'users'

    id = db.Column(db.Integer, primary_key=True)

    username = db.Column(db.String(80))

    email = db.Column(db.String(120), unique=True)

    created = db.Column(db.DateTime, default=datetime.utcnow)

    last_active = db.Column(db.DateTime, default=datetime.utcnow)

    def __init__(self, username, email):

        self.username = username

        self.email = email

    def update(self, **kwargs):

        if kwargs.get('username'):

            self.username = kwargs.get('username')

        if kwargs.get('last_active'):

            print 'Updated last_active timestamp for user %s' % self

            self.last_active = kwargs.get('last_active')

        self.persist()

    # persist current object in the database

    def persist(self):

        db.session.add(self)

        db.session.commit()

    # delete from database

    def remove(self):

        db.session.delete(self)

        db.session.commit()

    @staticmethod

    def getCurrentUser():

        if 'email' in session:

            user = User.query.filter_by(email=session['email']).first()

            user.update(last_active=datetime.utcnow())

            return user

        return None

    @staticmethod

    def getByName(username):

        return User.query.filter_by(username=username).first()

    def to_dict(self):

        return {

            'id': self.id,

            'username': self.username,

            'email': self.email,

            'created': self.created.isoformat(),

            'last_active': self.last_active.isoformat()

        }

    def __repr__(self):

        return '<User:: %r %r>' % (self.username, self.email)