from django.db import models
from django.contrib.auth.models import AbstractBaseUser, PermissionsMixin
from django.utils.translation import gettext_lazy as _
from phonenumber_field.modelfields import PhoneNumberField
from .managers import UserManager

class User(AbstractBaseUser, PermissionsMixin):
    firstname = models.CharField(max_length=30, blank=False)
    lastname = models.CharField(max_length=30, blank=False)
    # email, phone number parameters:
    # blank - the field is allowed to be blank (used for validation, null - for database)
    # null - store empty values as NULL (if char has blank and unique, null is required)
    # unique - unique
    email = models.EmailField(
        _('email address'),
        unique = True,
        blank=True,
        null=True,
        default=None)
    phone_number = PhoneNumberField(
        unique=True, 
        blank=True, 
        null=True, 
        default=None)
    is_staff = models.BooleanField(default=False)
    is_active = models.BooleanField(default=True)

    USERNAME_FIELD = 'email'
    EMAIL_FIELD = 'email'
    REQUIRED_FIELDS = ['firstname', 'lastname', 'phone_number']

    objects = UserManager()

    def __str__(self):
        return self.email