* Cache GlobalSetting, again

store/models.py

@@ -8,11 +8,12 @@ from io import BytesIO
 from typing import Optional
 
 from django.conf import settings
+from django.core.cache import cache
 from django.core.files.base import ContentFile
 from django.core.validators import MinValueValidator, MaxValueValidator
 from django.db import models
-from django.db.models import F, Case, When, DecimalField, Prefetch, Max, Q
+from django.db.models import F, Case, When, DecimalField, Prefetch, Max, Q, Subquery, OuterRef
-from django.db.models.functions import Ceil
+from django.db.models.functions import Ceil, Coalesce
 from django.db.models.lookups import GreaterThan
 from django.db.transaction import atomic
 from django.utils import timezone
@@ -45,13 +46,18 @@ class GlobalSettings(models.Model):
         self.id = 1
         self.__class__.objects.exclude(id=self.id).delete()
         super().save(*args, **kwargs)
+        cache.set('global_settings', self)
 
     def __str__(self) -> str:
         return f'GlobalSettings <{self.id}>'
 
     @classmethod
     def load(cls) -> 'GlobalSettings':
-        obj, _ = cls.objects.get_or_create(id=1)
+        obj = cache.get('global_settings')
+
+        if not obj:
+            obj, _ = cls.objects.get_or_create(id=1)
+            cache.set('global_settings', obj)
         return obj
 
     @property