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Improve performance of MessageAdmin (#286)

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Pascal Fouque 2024-04-10 12:50:07 +02:00 • committed by GitHub
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django_mailbox/admin.py
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@ -9,6 +9,7 @@ import logging
from django.conf import settings from django.conf import settings
from django.contrib import admin from django.contrib import admin
from django.db.models import Count
from django.utils.translation import gettext_lazy as _ from django.utils.translation import gettext_lazy as _
from django_mailbox.models import MessageAttachment, Message, Mailbox from django_mailbox.models import MessageAttachment, Message, Mailbox
@ -60,8 +61,11 @@ class MessageAttachmentInline(admin.TabularInline):
class MessageAdmin(admin.ModelAdmin): class MessageAdmin(admin.ModelAdmin):
def get_queryset(self, *args, **kwargs):
return super().get_queryset(*args, **kwargs).annotate(num_attachments=Count('attachements'))
def attachment_count(self, msg): def attachment_count(self, msg):
return msg.attachments.count() return msg.num_attachments
attachment_count.short_description = _('Attachment count') attachment_count.short_description = _('Attachment count')