Chewy/Rails: Unique index per ActiveRecord object

elasticsearch.rake

namespace :elasticsearch do
  task import: :environment do
    Organization.all.each do |organization|
      organization.index.types.each do |type|
        model = type.adapter.name.constantize
         
        data = model.all_data_for organization
        
        type.import data
      end
    end
  end
end

organization.rb

class Organization < ActiveRecord::Base
  def chewy_index
    # Get the index by an organization's unique identifier
    OrganizationIndexes.find_by_id self.unique_identifer
  end
end

organization_indexes.rb

module OrganizationIndexes
  @indexes = {}
  
  def self.find_by_id(id)
    @indexes[id] ||= define_index(id)
  end
  
private
  
  def self.define_index(id)
    Class.new(Chewy::Index) do
      # Unique index name here
      index_name id
      
      # Define your models here
      define_type Foo do
        field :some, :fields, :here
      end
      
      define_type Bar do
        field :more, :fields, :there
      end
    end
  end
end

search_controller.rb

class SearchController < ApplicationController
  def search
    # Search your organization index like this
    @result = current_user.organization.chewy_index.query params[:q]
    
    render @result
  end
end