from datetime import datetime, timezone, timedelta
from itertools import product
from app.extensions import db
from app.models.customer import Customer
from app.models.account import Account
from sqlalchemy.exc import IntegrityError
from sqlalchemy.orm import relationship
from dateutil.relativedelta import relativedelta
from datetime import timedelta
import logging
from sqlalchemy import and_, or_, not_
from sqlalchemy.sql import func
import json

logger = logging.getLogger(__name__)


class OfficeUsers(db.Model):
    __tablename__ = 'office_users'

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

    uid = db.Column(db.String(150), nullable=True)
    username = db.Column(db.String(25), nullable=False)
    password = db.Column(db.String(100), nullable=False)
    firstname = db.Column(db.String(25), nullable=False)
    lastname = db.Column(db.String(25), nullable=False)
    acc_level = db.Column(db.Integer, nullable=True, default=10)
    status = db.Column(db.Integer, nullable=True, default=0)
    added = db.Column(db.DateTime(timezone=True), server_default=func.now())



    @classmethod
    def get_office_users_list(cls):
        users_list = cls.query.all()

        if not users_list:
            raise ValueError(f"No available users")
        return users_list

    @classmethod
    def get_office_user_id(cls, user_id):
        """
        Get customer's active loans by loan_id.
        """
        users_list = cls.query.filter_by(id=user_id).first()
        if not users_list:
            # raise ValueError(f"pProduct with ID {product_id} does not exist.")
            logger.error(f"users_list with ID {user_id} does not exist.")
            return None
        return users_list

    def to_dict(self):
        """
        Convert the Loan object to a dictionary format for JSON serialization.
        """
        return {
            'id': self.id,
            'uid': self.uid,
            'username': self.username,
            'password': self.password,
            'firstname': self.firstname,
            'lastname': self.lastname,
            'acc_level': self.acc_level,
            'status': self.status,
            'added': self.added
        }

    def __repr__(self):
        return f'<Products {self.id}>'