module Logistics
  module Core
    class CarriersController < ApplicationController
      before_action :set_carrier, only: [:update]

      def index
        @carrier = Carrier.all
        carrier_array =[]
        @carrier.each { |c|
          carrier_array.push({:id => c.id, :name => c.name, :email => c.email, :contact_telephone => c.contact_telephone,
                              :carrier_type_id => c.carrier_type_id, :carrier_type_name => c.carrier_type.name})
        }
        @response = Mks::Common::MethodResponse.new(true, nil, carrier_array, nil, nil)
        render json: @response
      end

      def create
        @carrier = Carrier.new(carrier_params)
        if @carrier.valid?
          @carrier.save
          @response = Mks::Common::MethodResponse.new(true, 'Carrier saved successfully !',nil,nil,nil);
          render json: @response
        else
          errors = Mks::Common::Util.error_messages @carrier, 'Carrier'
          @response = Mks::Common::MethodResponse.new(false, nil, nil, errors, nil)
          render json: @response
        end
      end

      def update
        if @carrier.update_attributes(carrier_params)
          @carrier.save
          @response = Mks::Common::MethodResponse.new(true, 'Carrier updated successfully !', nil, nil, nil)
          render json: @response
        else
          errors = Mks::Common::Util.error_messages @carrier, 'Carrier'
          @response = Mks::Common::MethodResponse.new(false, nil, nil, errors, nil)
          render json: @response
        end
      end

      def engaged_agents
        carrier_id = params[:carrier_id]
        engaged_agents_id = CarrierAgent.select(:agent_id).where('carrier_id' =>carrier_id)
        agents = Agent.where(id: engaged_agents_id)
        @response = Mks::Common::MethodResponse.new(true, nil, agents, nil, nil)
        render json: @response
      end

      def unengaged_agents
        carrier_id = params[:carrier_id]
        engaged_agents = CarrierAgent.select(:agent_id).where('carrier_id' => carrier_id)
        unengaged_agents = Agent.where.not(id: engaged_agents)
        @response = Mks::Common::MethodResponse.new(true, nil, unengaged_agents, nil, nil)
        render json: @response
      end

      private
      # Use callbacks to share common setup or constraints between actions.
      def set_carrier
        @carrier = Carrier.find(params[:id])
      end

      # Never trust parameters from the scary internet, only allow the white list through.
      def carrier_params
        params.require(:carrier).permit(:name, :email, :contact_telephone, :carrier_type_id)
      end
    end
  end
end