django_solo_singleton_model_with_admin_registration.py

1from django.db import models
2from solo.models import SingletonModel
3from django.contrib import admin
4from solo.admin import SingletonModelAdmin
5
6# 1. Define your singleton model
7class SiteConfiguration(SingletonModel):
8    site_name = models.CharField(max_length=255, default='My Site')
9    maintenance_mode = models.BooleanField(default=False)
10
11    def __str__(self):
12        return "Site Configuration"
13
14    class Meta:
15        verbose_name = "Site Configuration"
16
17# 2. Register your model in admin.py
18# This ensures only one instance can be edited and prevents adding new ones.
19@admin.register(SiteConfiguration)
20class SiteConfigurationAdmin(SingletonModelAdmin):
21    pass
22
23# Usage in views or other code:
24# config = SiteConfiguration.get_solo()