parsley/app/models/recipe.rb
2018-04-17 09:59:38 -05:00

130 lines
3.2 KiB
Ruby

class Recipe < ApplicationRecord
include TokenizedLike
has_many :recipe_ingredients, -> { order :sort_order }, inverse_of: :recipe, dependent: :destroy
belongs_to :user
has_and_belongs_to_many :tags
scope :undeleted, -> { where('deleted <> ? OR deleted IS NULL', true) }
scope :not_log, -> { where('is_log <> ? OR is_log IS NULL', true) }
scope :active, -> { undeleted.not_log }
accepts_nested_attributes_for :recipe_ingredients, allow_destroy: true
validates :name, presence: true
validates :total_time, numericality: true, allow_blank: true
validates :active_time, numericality: true, allow_blank: true
attr_accessor :converted_scale, :converted_system, :converted_unit
def scale(factor, auto_unit = false)
self.converted_scale = factor
recipe_ingredients.each do |ri|
ri.scale(factor, auto_unit)
end
end
def convert_to_metric
self.converted_system = 'metric'
recipe_ingredients.each do |ri|
ri.to_metric
end
end
def convert_to_standard
self.converted_system = 'standard'
recipe_ingredients.each do |ri|
ri.to_standard
end
end
def convert_to_mass
self.converted_unit = 'mass'
recipe_ingredients.each do |ri|
ri.to_mass
end
end
def convert_to_volume
self.converted_unit = 'volume'
recipe_ingredients.each do |ri|
ri.to_volume
end
end
def tag_names
self.tags.map { |t| t.name }
end
def tag_names=(names)
names = Array.wrap(names).map { |n| n.to_s }.select { |n| n.length > 0 }
existing_tags = Tag.by_name(names)
new_tags = names.select { |n| existing_tags.none? { |t| t.is?(n) } }
self.tags = existing_tags
new_tags.each do |n|
self.tags << Tag.new(name: n)
end
end
def nutrition_data(recalculate = false)
if recalculate || @nutrition_data.nil?
@nutrition_data = calculate_nutrition_data
end
@nutrition_data
end
def parsed_yield
if @parsed_yield.nil? && self.yields.present?
@parsed_yield = YieldParser.parse(self.yields)
end
@parsed_yield
end
def update_rating!
self.rating = Log.for_recipe(self).for_user(self.user_id).where('rating IS NOT NULL').average(:rating)
save(validate: false)
end
# Creates a copy of this recipe suitable for associating to a log
def log_copy(user)
copy = Recipe.new
copy.user = user
copy.is_log = true
copy.name = self.name
copy.description = self.description
copy.source = self.source
copy.yields = self.yields
copy.total_time = self.total_time
copy.active_time = self.active_time
copy.step_text = self.step_text
self.recipe_ingredients.each do |ri|
copy.recipe_ingredients << ri.log_copy
end
copy
end
def self.for_criteria(criteria)
query = active.order(criteria.sort_column => criteria.sort_direction).page(criteria.page).per(criteria.per)
if criteria.name.present?
query = query.matches_tokens(:name, criteria.name.split(' '))
end
if criteria.tags.present?
tags = Tag.by_name(criteria.tags.split)
query = query.where(id: tags.joins(:recipes).pluck('recipes.id'))
end
query
end
private
def calculate_nutrition_data
NutritionData.new(recipe_ingredients)
end
end