internetee-registry/app/controllers/repp/v1/accounts_controller.rb

module Repp
  module V1
    class AccountsController < BaseController
      api :GET, '/repp/v1/accounts/balance'
      desc "Get account's balance"
      def balance
        resp = { balance: current_user.registrar.cash_account.balance,
                 currency: current_user.registrar.cash_account.currency }
        resp[:transactions] = activities if params[:detailed] == 'true'
        render_success(data: resp)
      end

      def activities
        arr = []
        registrar_activities.each do |a|
          arr << { created_at: a.created_at, description: a.description,
                   type: a.activity_type == 'add_credit' ? 'credit' : 'debit',
                   sum: a.sum, balance: a.new_balance }
        end

        arr
      end

      def registrar_activities
        activities = current_user.registrar.cash_account.activities.order(created_at: :desc)
        activities = activities.where('created_at >= ?', params[:from]) if params[:from]
        activities = activities.where('created_at <= ?', params[:until]) if params[:until]

        activities
      end
    end
  end
end