from django.conf import settings
from django.db import models


class UserGroup(models.Model):
    name = models.CharField(max_length=120, unique=True)
    code = models.CharField(max_length=80, unique=True)
    description = models.TextField(blank=True)
    users = models.ManyToManyField(settings.AUTH_USER_MODEL, blank=True, related_name="business_groups")
    is_active = models.BooleanField(default=True)
    created_at = models.DateTimeField(auto_now_add=True)
    updated_at = models.DateTimeField(auto_now=True)

    class Meta:
        ordering = ["name"]

    def __str__(self) -> str:
        return self.name


class MenuItem(models.Model):
    code = models.CharField(max_length=120, unique=True)
    title = models.CharField(max_length=120)
    path = models.CharField(max_length=200, blank=True)
    icon = models.CharField(max_length=80, blank=True)
    parent = models.ForeignKey(
        "self",
        null=True,
        blank=True,
        on_delete=models.CASCADE,
        related_name="children",
    )
    sort_order = models.PositiveIntegerField(default=0)
    permission_code = models.CharField(max_length=120, blank=True)
    is_visible = models.BooleanField(default=True)
    is_enabled = models.BooleanField(default=True)
    created_at = models.DateTimeField(auto_now_add=True)
    updated_at = models.DateTimeField(auto_now=True)

    class Meta:
        ordering = ["sort_order", "id"]

    def __str__(self) -> str:
        return self.title