require_dependency 'comable/admin/application_controller'

module Comable
  module Admin
    class OrdersController < Comable::Admin::ApplicationController
      include Comable::PermittedAttributes

      load_and_authorize_resource class: Comable::Order.name, except: :index

      rescue_from ActiveRecord::RecordInvalid, with: :redirect_to_back_with_alert
      rescue_from Comable::PaymentError, with: :redirect_to_back_with_alert

      def index
        @q = Comable::Order.complete.ransack(params[:q])
        @orders = @q.result.page(params[:page]).per(15).recent.accessible_by(current_ability)
      end

      def show
      end

      def edit
      end

      def update
        if @order.update_attributes(order_params)
          redirect_to comable.admin_order_path(@order), notice: Comable.t('successful')
        else
          flash.now[:alert] = Comable.t('failure')
          render :edit
        end
      end

      def export
        q = Comable::Order.complete.ransack(params[:q])
        orders = q.result.recent.accessible_by(current_ability)
        order_items = Comable::OrderItem.joins(:order).merge(orders)

        respond_to_export_with order_items
      end

      def cancel
        @order.cancel!
        redirect_to :back, notice: Comable.t('successful')
      end

      def resume
        @order.resume!
        redirect_to :back, notice: Comable.t('successful')
      end

      def cancel_payment
        @order.payment.cancel!
        redirect_to :back, notice: Comable.t('successful')
      end

      def resume_payment
        @order.payment.resume!
        redirect_to :back, notice: Comable.t('successful')
      end

      def ship
        if params[:shipment_id]
          find_shipment.ship!
        else
          @order.ship!
        end
        redirect_to :back, notice: Comable.t('successful')
      end

      def cancel_shipment
        find_shipment.cancel!
        redirect_to :back, notice: Comable.t('successful')
      end

      def resume_shipment
        find_shipment.resume!
        redirect_to :back, notice: Comable.t('successful')
      end

      private

      def order_params
        params.require(:order).permit(
          :email,
          :payment_fee,
          :shipment_fee,
          :total_price,
          bill_address_attributes: permitted_address_attributes,
          ship_address_attributes: permitted_address_attributes,
          order_items_attributes: [:id, :name, :code, :price, :quantity]
        )
      end

      def redirect_to_back_with_alert(exception)
        redirect_to :back, alert: exception.message
      end

      def find_shipment
        @order.shipments.find(params[:shipment_id])
      end
    end
  end
end