import json
from flask_login import UserMixin
from server import login_manager, db
from werkzeug.security import generate_password_hash, check_password_hash

@login_manager.user_loader
def load_user(id):
    return User.query.get(id)

class User(UserMixin, db.Model):
    id = db.Column(db.Integer, primary_key=True, autoincrement=True)
    userid = db.Column(db.String(64), index=True, unique=True)
    username = db.Column(db.String(64), index=True)
    email = db.Column(db.String(120), index=True, unique=True)
    profile_pic = db.Column(db.String(256))
    password_hash = db.Column(db.String(128))
    google_token = db.relationship('GoogleToken', uselist=False, backref = 'user', cascade="all, delete-orphan")
    calendars = db.relationship('Calendar', backref='user', lazy=True, cascade="all, delete-orphan")
    devices = db.relationship('Device', backref='user', cascade="all, delete-orphan")

    def __repr__(self):
        return '<User {}>'.format(self.username)  

    def setPassword(self, password):
        self.password_hash = generate_password_hash(password)

    def checkPassword(self, password):
        return check_password_hash(self.password_hash, password)  

    def updateCalendar(self, calendar_id, toggle=None, color=None):
        
        for calendar in self.calendars:
            if calendar.calendar_id == calendar_id:
                break

        print("updating", flush=True)
        if(toggle != None):
            print(toggle)
            calendar.toggle = toggle
            db.session.commit()

        if(color != None):
            calendar.color = color
            db.session.commit()

    def hasCalendar(self, calendar_id):
        for calendar in self.calendars:
            if calendar.calendar_id == calendar_id:
                return True

        return False

class GoogleToken(db.Model):
    id = db.Column(db.Integer, primary_key=True, autoincrement=True)
    user_id = db.Column(db.Integer, db.ForeignKey('user.id'))
    token = db.Column(db.String(256))
    refresh_token = db.Column(db.String(256))

class Device(db.Model):
    id = db.Column(db.Integer, primary_key=True, autoincrement=True)
    user_id = db.Column(db.Integer, db.ForeignKey('user.id'))
    deviceName = db.Column(db.String(64), unique=True)
    connection = db.Column(db.Boolean)
    lastConnection = db.Column(db.BigInteger)

class Calendar(db.Model):
    id = db.Column(db.Integer, primary_key=True, autoincrement=True)
    user_id = db.Column(db.Integer, db.ForeignKey('user.id'), index=True,  nullable=False)
    calendar_id = db.Column(db.String(256), primary_key=True)
    name = db.Column(db.String(256), index=True)
    toggle = db.Column(db.String(8))
    color = db.Column(db.String(16))