106 lines
1.8 KiB
Ruby
106 lines
1.8 KiB
Ruby
class Food < Ingredient
|
|
include TokenizedLike
|
|
|
|
belongs_to :user
|
|
has_many :food_units, inverse_of: :food, dependent: :destroy
|
|
|
|
accepts_nested_attributes_for :food_units, allow_destroy: true
|
|
|
|
validates :name, presence: true
|
|
validates :density, density: true, allow_blank: true
|
|
|
|
scope :has_density, -> { where.not(density: nil) }
|
|
|
|
def self.search(query)
|
|
tokens = query.to_s.split(' ')
|
|
|
|
if tokens.empty?
|
|
Food.none
|
|
else
|
|
Food.matches_tokens(:name, tokens)
|
|
end
|
|
end
|
|
|
|
def cache_key
|
|
if !self.persisted? && self.ndbn.present?
|
|
"#{super}/#{self.ndbn}"
|
|
else
|
|
super
|
|
end
|
|
end
|
|
|
|
def custom_units
|
|
units = {}
|
|
food_units.each do |fu|
|
|
units[fu.name] = UnitConversion::parse(fu.gram_weight, "grams")
|
|
end
|
|
units
|
|
end
|
|
|
|
def nutrition_data
|
|
self
|
|
end
|
|
|
|
def nutrition_unit
|
|
UnitConversion.parse('100 grams')
|
|
end
|
|
|
|
def ndbn=(value)
|
|
@usda_food = nil
|
|
super
|
|
end
|
|
|
|
def usda_food
|
|
if self.ndbn.present?
|
|
@usda_food ||= UsdaFood.find_by_ndbn(self.ndbn)
|
|
else
|
|
nil
|
|
end
|
|
end
|
|
|
|
def usda_food_name
|
|
if usda_food
|
|
usda_food.long_description
|
|
end
|
|
end
|
|
|
|
def set_usda_food(food)
|
|
return unless food
|
|
|
|
copy_fields = [
|
|
:water,
|
|
:ash,
|
|
:protein,
|
|
:kcal,
|
|
:fiber,
|
|
:sugar,
|
|
:carbohydrates,
|
|
:calcium,
|
|
:iron,
|
|
:magnesium,
|
|
:phosphorus,
|
|
:potassium,
|
|
:sodium,
|
|
:zinc,
|
|
:copper,
|
|
:manganese,
|
|
:vit_c,
|
|
:vit_b6,
|
|
:vit_b12,
|
|
:vit_a,
|
|
:vit_e,
|
|
:vit_d,
|
|
:vit_k,
|
|
:cholesterol,
|
|
[:lipids, :lipid],
|
|
[:density, :density_best_guess]
|
|
]
|
|
|
|
copy_fields.each do |f|
|
|
to, from = f.is_a?(Array) ? f : [f, f]
|
|
self.send("#{to}=".to_sym, food.send(from.to_sym))
|
|
end
|
|
end
|
|
|
|
end
|