92 lines
1.6 KiB
Ruby
92 lines
1.6 KiB
Ruby
class Ingredient < ApplicationRecord
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include TokenizedLike
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belongs_to :user
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has_many :ingredient_units, inverse_of: :ingredient, dependent: :destroy
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accepts_nested_attributes_for :ingredient_units, allow_destroy: true
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validates :name, presence: true
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validates :density, density: true, allow_blank: true
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scope :has_density, -> { where.not(density: nil) }
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def self.search(query)
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tokens = query.to_s.split(' ')
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if tokens.empty?
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Ingredient.none
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else
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Ingredient.matches_tokens(:name, tokens)
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end
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end
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def custom_unit_weight(unit)
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ingredient_units.each do |iu|
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if iu.matches?(unit)
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return UnitConversion::parse(iu.gram_weight, 'grams')
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end
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end
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nil
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end
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def ndbn=(value)
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@usda_food = nil
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super
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end
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def usda_food
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if self.ndbn.present?
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@usda_food ||= UsdaFood.find_by_ndbn(self.ndbn)
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else
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nil
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end
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end
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def usda_food_name
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if usda_food
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usda_food.long_description
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end
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end
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def set_usda_food(food)
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return unless food
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copy_fields = [
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:water,
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:ash,
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:protein,
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:kcal,
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:fiber,
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:sugar,
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:carbohydrates,
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:calcium,
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:iron,
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:magnesium,
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:phosphorus,
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:potassium,
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:sodium,
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:zinc,
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:copper,
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:manganese,
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:vit_c,
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:vit_b6,
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:vit_b12,
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:vit_a,
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:vit_e,
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:vit_d,
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:vit_k,
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:cholesterol
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]
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copy_fields.each do |f|
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self.send("#{f}=".to_sym, food.send(f.to_sym))
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end
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self.lipids = food.lipid
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self.density = food.density_best_guess
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end
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end
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