Simple search with Squeel DSL

meal.rb

class Meal < ActiveRecord::Base
  belongs_to :chef
  has_many :meal_translations, inverse_of: :meal, dependent: :destroy

  scope :simple_search, ->(terms) {
    joins{meal_translations}.
    joins{chef.locations.outer}.
    where{
      { meal_translations => sift(:simple_search, terms) } |
      { chef.locations.zip_code.eq_any => terms }
    }.uniq
  }
end

meal_translation.rb

class MealTranslation < ActiveRecord::Base
  belongs_to :meal, inverse_of: :meal_translations

  sifter :simple_search do |terms|
    (title.like_any terms) | (body.like_any terms)
  end
end

meals_controller.rb

class Public::MealsController < PublicController
  
  def index
    @q = params[:q] || ''
    terms = @q.split(/\W/).reject(&:blank?).uniq.map { |t| "%#{t}%" }
    @meals = beginning_of_chain.includes(:meal_translations)
    @meals = @meals.simple_search(terms) if terms.present?
    @meals = @meals.page(params[:page])
  end

end