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Squashed commit of shoppinglist_v2

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smilerz
2021-12-30 15:33:34 -06:00
parent 67e4c88be7
commit 957c659a62
49 changed files with 701 additions and 1472 deletions
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26
cookbook/models.py
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@@ -482,7 +482,7 @@ class Unit(ExportModelOperationsMixin('unit'), models.Model, PermissionModelMixi
class Food(ExportModelOperationsMixin('food'), TreeModel, PermissionModelMixin):
# exclude fields not implemented yet
inherit_fields = FoodInheritField.objects.exclude(field__in=['diet', 'substitute', 'substitute_children', 'substitute_siblings'])
inheritable_fields = FoodInheritField.objects.exclude(field__in=['diet', 'substitute', 'substitute_children', 'substitute_siblings'])
# WARNING: Food inheritance relies on post_save signals, avoid using UPDATE to update Food objects unless you intend to bypass those signals
if SORT_TREE_BY_NAME:
@@ -490,11 +490,9 @@ class Food(ExportModelOperationsMixin('food'), TreeModel, PermissionModelMixin):
name = models.CharField(max_length=128, validators=[MinLengthValidator(1)])
recipe = models.ForeignKey('Recipe', null=True, blank=True, on_delete=models.SET_NULL)
supermarket_category = models.ForeignKey(SupermarketCategory, null=True, blank=True, on_delete=models.SET_NULL)
ignore_shopping = models.BooleanField(default=False) # inherited field
food_onhand = models.BooleanField(default=False) # inherited field
description = models.TextField(default='', blank=True)
on_hand = models.BooleanField(default=False)
inherit = models.BooleanField(default=False)
ignore_inherit = models.ManyToManyField(FoodInheritField, blank=True) # inherited field: is this name better as inherit instead of ignore inherit? which is more intuitive?
inherit_fields = models.ManyToManyField(FoodInheritField, blank=True) # inherited field: is this name better as inherit instead of ignore inherit? which is more intuitive?
space = models.ForeignKey(Space, on_delete=models.CASCADE)
objects = ScopedManager(space='space', _manager_class=TreeManager)
@@ -512,34 +510,30 @@ class Food(ExportModelOperationsMixin('food'), TreeModel, PermissionModelMixin):
def reset_inheritance(space=None):
# resets inheritted fields to the space defaults and updates all inheritted fields to root object values
inherit = space.food_inherit.all()
ignore_inherit = Food.inherit_fields.difference(inherit)
# remove all inherited fields from food
Through = Food.objects.filter(space=space).first().inherit_fields.through
Through.objects.all().delete()
# food is going to inherit attributes
if space.food_inherit.all().count() > 0:
# using update to avoid creating a N*depth! save signals
Food.objects.filter(space=space).update(inherit=True)
# ManyToMany cannot be updated through an UPDATE operation
Through = Food.objects.first().ignore_inherit.through
Through.objects.all().delete()
for i in ignore_inherit:
for i in inherit:
Through.objects.bulk_create([
Through(food_id=x, foodinheritfield_id=i.id)
for x in Food.objects.filter(space=space).values_list('id', flat=True)
])
inherit = inherit.values_list('field', flat=True)
if 'ignore_shopping' in inherit:
if 'food_onhand' in inherit:
# get food at root that have children that need updated
Food.include_descendants(queryset=Food.objects.filter(depth=1, numchild__gt=0, space=space, ignore_shopping=True)).update(ignore_shopping=True)
Food.include_descendants(queryset=Food.objects.filter(depth=1, numchild__gt=0, space=space, ignore_shopping=False)).update(ignore_shopping=False)
Food.include_descendants(queryset=Food.objects.filter(depth=1, numchild__gt=0, space=space, food_onhand=True)).update(food_onhand=True)
Food.include_descendants(queryset=Food.objects.filter(depth=1, numchild__gt=0, space=space, food_onhand=False)).update(food_onhand=False)
if 'supermarket_category' in inherit:
# when supermarket_category is null or blank assuming it is not set and not intended to be blank for all descedants
# find top node that has category set
category_roots = Food.exclude_descendants(queryset=Food.objects.filter(supermarket_category__isnull=False, numchild__gt=0, space=space))
for root in category_roots:
root.get_descendants().update(supermarket_category=root.supermarket_category)
else: # food is not going to inherit any attributes
Food.objects.filter(space=space).update(inherit=False)
class Meta:
constraints = [