from django.contrib import admin from .models import Manufacturer class ManufacturerAdmin(admin.ModelAdmin): list_display = ('name', 'headquarters', 'founded_year', 'rides_count', 'coasters_count', 'created_at', 'updated_at') list_filter = ('founded_year',) search_fields = ('name', 'description', 'headquarters') readonly_fields = ('created_at', 'updated_at', 'rides_count', 'coasters_count') prepopulated_fields = {'slug': ('name',)} # Register the model with admin admin.site.register(Manufacturer, ManufacturerAdmin)