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fix Recipe Counts on food/keyword/unit serializer

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Chris Scoggins 2022-01-25 16:48:30 -06:00
parent ae14dde13d
commit 2e2080d8d1
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GPG Key ID: 41617A4206CCBAC6
2 changed files with 7 additions and 10 deletions
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15
cookbook/serializer.py
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@ -33,7 +33,7 @@ class ExtendedRecipeMixin(serializers.ModelSerializer):
images = None images = None
image = serializers.SerializerMethodField('get_image') image = serializers.SerializerMethodField('get_image')
numrecipe = serializers.ReadOnlyField(source='count_recipes_test') numrecipe = serializers.ReadOnlyField(source='recipe_count')
def get_fields(self, *args, **kwargs): def get_fields(self, *args, **kwargs):
fields = super().get_fields(*args, **kwargs) fields = super().get_fields(*args, **kwargs)
@ -58,9 +58,6 @@ class ExtendedRecipeMixin(serializers.ModelSerializer):
if obj.recipe_image: if obj.recipe_image:
return MEDIA_URL + obj.recipe_image return MEDIA_URL + obj.recipe_image
def count_recipes(self, obj):
return Recipe.objects.filter(**{self.recipe_filter: obj}, space=obj.space).count()
class CustomDecimalField(serializers.Field): class CustomDecimalField(serializers.Field):
""" """
@ -683,11 +680,11 @@ class ShoppingListRecipeSerializer(serializers.ModelSerializer):
value = Decimal(value) value = Decimal(value)
value = value.quantize(Decimal(1)) if value == value.to_integral() else value.normalize() # strips trailing zero value = value.quantize(Decimal(1)) if value == value.to_integral() else value.normalize() # strips trailing zero
return ( return (
obj.name obj.name
or getattr(obj.mealplan, 'title', None) or getattr(obj.mealplan, 'title', None)
or (d := getattr(obj.mealplan, 'date', None)) and ': '.join([obj.mealplan.recipe.name, str(d)]) or (d := getattr(obj.mealplan, 'date', None)) and ': '.join([obj.mealplan.recipe.name, str(d)])
or obj.recipe.name or obj.recipe.name
) + f' ({value:.2g})' ) + f' ({value:.2g})'
def update(self, instance, validated_data): def update(self, instance, validated_data):
if 'servings' in validated_data: if 'servings' in validated_data:

2
cookbook/views/api.py
View File

@ -118,7 +118,7 @@ class ExtendedRecipeMixin():
# add a recipe count annotation to the query # add a recipe count annotation to the query
# explanation on construction https://stackoverflow.com/a/43771738/15762829 # explanation on construction https://stackoverflow.com/a/43771738/15762829
recipe_count = Recipe.objects.filter(**{recipe_filter: OuterRef('id')}, space=space).values(recipe_filter).annotate(count=Count('pk')).values('count') recipe_count = Recipe.objects.filter(**{recipe_filter: OuterRef('id')}, space=space).values(recipe_filter).annotate(count=Count('pk')).values('count')
queryset = queryset.annotate(recipe_count_test=Coalesce(Subquery(recipe_count), 0)) queryset = queryset.annotate(recipe_count=Coalesce(Subquery(recipe_count), 0))
# add a recipe image annotation to the query # add a recipe image annotation to the query
image_subquery = Recipe.objects.filter(**{recipe_filter: OuterRef('id')}, space=space).exclude(image__isnull=True).exclude(image__exact='').order_by("?").values('image')[:1] image_subquery = Recipe.objects.filter(**{recipe_filter: OuterRef('id')}, space=space).exclude(image__isnull=True).exclude(image__exact='').order_by("?").values('image')[:1]