gem "lintity"

class CustomersController < Lintity::EntityListController #inherit
  layout 'application'  #use own main layout
  before_action :set_customer, only: [:edit]

  def index
    @search_path = customers_path
    
    @records = 
      if @filter_field
        Customer.where("#{@filter_field} #{@filter_sign} ?", @filter_value.to_i)  #implementing filter result
      else
        Customer.all
      end
  end

  def edit; end

  private

  def init_fields  #your fields from model
    @fields_settings = [
      { field: 'name', name: 'Name', type: 'edit', path: Proc.new { |customer_id| edit_customer_path(id: customer_id) } },  #Add path for edit of a record
      { field: 'phone', name: 'Phone', type: 'info' },
      { field: 'address', name: 'Address', type: 'info' },
      { field: 'ordered', name: 'Ordered', type: 'numeric_filter' },
      { field: 'no_of_orders', name: 'No Of Orders', type: 'numeric_filter' },
      { field: 'total_amount', name: 'Total Amount', type: 'numeric_filter' },
    ]
  end

  def set_customer
    @customer = Customer.find(params[:id])
  end
end