Search customers in enterprises

app/controllers/spree/admin/search_controller_decorator.rb

@@ -16,10 +16,14 @@ Spree::Admin::SearchController.class_eval do
     render :users
   end
 
+  def users_with_customers_ams
+    enterprise_ids = spree_current_user.enterprises.map &:id
 
-  def users_with_ams
-    users_without_ams
-    render json: @users, each_serializer: Api::Admin::UserSerializer
+    customers = Customer.ransack({m: 'or', email_start: params[:q], name_start: params[:q]})
+                        .result(distinct: true)
+                        .where(enterprise_id: enterprise_ids)
+
+    render json: customers, each_serializer: Api::Admin::CustomerSerializer
   end
-  alias_method_chain :users, :ams
+  alias_method_chain :users, :customers_ams
 end

app/models/spree/ability_decorator.rb

@@ -93,7 +93,7 @@ class AbilityDecorator
       user.enterprises.include? enterprise_fee.enterprise
     end
 
-    can [:admin, :known_users], :search
+    can [:admin, :known_users, :users], :search
 
     can [:admin, :show], :account
 

spec/models/spree/ability_spec.rb

@@ -498,7 +498,7 @@ module Spree
         end
 
         it "should have the ability to search for users which share management of its enterprises" do
-          should have_ability([:admin, :known_users], for: :search)
+          should have_ability([:admin, :known_users, :users], for: :search)
           should_not have_ability([:users], for: :search)
         end
       end