Client Comamnd, Cancel Job Filled

cancel_filled.rb

module ClientCommand
  module Jobs
    class CancelFilled < BaseCommand
      include Concerns::Common::WithUser
      
      def call
        job.cancel_client_filled! do
          JobItemCommand::CreateCancellationPenaltyCharge::call(job: job) 
          if refund.save
            AdminCommand::StripeRefund::Create::call(job: job)
            JobMailer.cancelled_filled_confirmation_email(job, current_user).deliver_later
            notify_admins    
            # TODO: Refactor to consider multiple guards
            JobMailer.cancelled_filled_notification_email(job, guard).deliver_later
            return true
          end
        end
        return false
      end

      private

      def job
        @job ||= params[:job]
      end

      def notify_admins
        User.by_role('admin').each do |admin_user|
          JobMailer.cancelled_filled_notification_email(job, admin_user).deliver_later
        end
      end

      def guard
        @guard ||= User.find(job.guard_jobs.first.guard_id)
      end

      def refund
        @guard_booking ||= ::JobItems::GuardBooking.where(job_id: job.id).first!
        @late_booking_penalty ||= ::JobItems::LateBookingPenalty.where(job_id: job.id).first
        @cancellation_penalty ||= ::JobItems::CancelationPenalty.where(job_id: job.id).first

        ::JobItems::Refund.new(charge_rate: charge_rate,
                               pay_rate: pay_rate,
                               job: job,
                               resource: job.guard_jobs.first,
                               quantity: quantity)
      end

      def quantity
        if @cancellation_penalty.present?
          @guard_booking.quantity - @cancellation_penalty.quantity
        else
          job.number_of_hours
        end
      end

      def charge_rate
        if @late_booking_penalty.present?
          @guard_booking.charge_rate + @late_booking_penalty.charge_rate
        else
          @guard_booking.charge_rate
        end
      end

      def pay_rate
        if @late_booking_penalty.present?
          @guard_booking.pay_rate + @late_booking_penalty.pay_rate
        else
          @guard_booking.pay_rate
        end
      end
    end
  end
end