2024-02-17 07:56:38 +00:00

68 lines
2.2 KiB
Python

from __future__ import annotations
import logging
from typing import TYPE_CHECKING
from django.db import models
from django.db.models import Case, Q, Value, When
from allianceauth.hooks import get_hooks
from .constants import MenuItemType
from .core.menu_item_hooks import MenuItemHookParams, gather_params
if TYPE_CHECKING:
from .models import MenuItem
logger = logging.getLogger(__name__)
class MenuItemQuerySet(models.QuerySet):
def filter_folders(self):
"""Add filter to include folders only."""
return self.filter(hook_hash__isnull=True, url="")
def annotate_item_type_2(self):
"""Add calculated field with item type."""
return self.annotate(
item_type_2=Case(
When(~Q(hook_hash__isnull=True), then=Value(MenuItemType.APP.value)),
When(url="", then=Value(MenuItemType.FOLDER.value)),
default=Value(MenuItemType.LINK.value),
)
)
class MenuItemManagerBase(models.Manager):
def sync_all(self):
"""Sync all menu items from hooks."""
hook_params = self._gather_menu_item_hook_params()
self._delete_obsolete_app_items(hook_params)
self._update_or_create_app_items(hook_params)
def _gather_menu_item_hook_params(self) -> list[MenuItemHookParams]:
params = [gather_params(hook()) for hook in get_hooks("menu_item_hook")]
return params
def _delete_obsolete_app_items(self, params: list[MenuItemHookParams]):
hashes = [obj.hash for obj in params]
self.exclude(hook_hash__isnull=True).exclude(hook_hash__in=hashes).delete()
def _update_or_create_app_items(self, params: list[MenuItemHookParams]):
for param in params:
try:
obj: MenuItem = self.get(hook_hash=param.hash)
except self.model.DoesNotExist:
self.create(hook_hash=param.hash, order=param.order, text=param.text)
else:
# if it exists update the text only
if obj.text != param.text:
obj.text = param.text
obj.save()
logger.debug("Updated menu items from %d menu item hooks", len(params))
MenuItemManager = MenuItemManagerBase.from_queryset(MenuItemQuerySet)