diff --git a/app/api/mobile/api.rb b/app/api/mobile/api.rb
index 918c5d73c..4add19248 100644
--- a/app/api/mobile/api.rb
+++ b/app/api/mobile/api.rb
@@ -1,11 +1,5 @@
 module Mobile
 
-  $LOAD_PATH << File.expand_path('..',__FILE__)
-
-  autoload :Auth,  'apis/auth'
-  autoload :Users, 'apis/users'
-  autoload :Courses, 'apis/courses'
-
   class API < Grape::API
     version 'v1', using: :path
     format :json
@@ -30,9 +24,9 @@ module Mobile
       end
     end
 
-    mount Auth
-    mount Users
-    mount Courses
+    mount Apis::Auth
+    mount Apis::Users
+    mount Apis::Courses
 
   end
 end
diff --git a/app/api/mobile/apis/auth.rb b/app/api/mobile/apis/auth.rb
index acd5fe1e2..8281c4aa9 100644
--- a/app/api/mobile/apis/auth.rb
+++ b/app/api/mobile/apis/auth.rb
@@ -1,20 +1,22 @@
 module Mobile
-  class Auth < Grape::API
-    resource :auth do
-      desc "Creates and returns access_token if valid login"
-      params do
-        requires :login, type: String, desc: 'Username or email'
-        requires :password, type: String, desc: 'Password'
-      end
-      post :login do 
-        user,last_logon = ::User.try_to_login(params[:login], params[:password])
-        if user
-          ::ApiKey.delete_all(user_id: user.id)
-          key = ::ApiKey.create!(user_id: user.id)
-          data = {token: key.access_token}.merge(user.as_json).merge(user.extensions.as_json)
-          {status: 0, data: data}
-        else
-          {status: 1, message: 'Unauthorized.'}
+  module Apis
+    class Auth < Grape::API
+      resource :auth do
+        desc "Creates and returns access_token if valid login"
+        params do
+          requires :login, type: String, desc: 'Username or email'
+          requires :password, type: String, desc: 'Password'
+        end
+        post :login do 
+          user,last_logon = ::User.try_to_login(params[:login], params[:password])
+          if user
+            ::ApiKey.delete_all(user_id: user.id)
+            key = ::ApiKey.create!(user_id: user.id)
+            data = {token: key.access_token}.merge(user.as_json).merge(user.extensions.as_json)
+            {status: 0, data: data}
+          else
+            {status: 1, message: 'Unauthorized.'}
+          end
         end
       end
     end
diff --git a/app/api/mobile/apis/courses.rb b/app/api/mobile/apis/courses.rb
index 9409fddd7..2dca9c220 100644
--- a/app/api/mobile/apis/courses.rb
+++ b/app/api/mobile/apis/courses.rb
@@ -1,5 +1,7 @@
 module Mobile
 
+  module Apis
+
   module Entities
 
     class Course < Grape::Entity
@@ -67,5 +69,6 @@ module Mobile
 
     end
   end
+  end
 end
 
diff --git a/app/api/mobile/apis/users.rb b/app/api/mobile/apis/users.rb
index 489b3e419..e4544a09e 100644
--- a/app/api/mobile/apis/users.rb
+++ b/app/api/mobile/apis/users.rb
@@ -1,4 +1,5 @@
 module Mobile
+  module Apis
   class Users < Grape::API
     resource :users do
       desc "get all users"
@@ -23,8 +24,15 @@ module Mobile
           {status: 1, message: e.message}
         end
       end
+
+      desc "test upload"
+      post "upload" do
+        puts "haha11"
+      end
+
     end
   end
+  end
 end
 
 
diff --git a/config/initializers/autoreload_grape.rb b/config/initializers/autoreload_grape.rb
new file mode 100644
index 000000000..ceffb9425
--- /dev/null
+++ b/config/initializers/autoreload_grape.rb
@@ -0,0 +1,26 @@
+if Rails.env.development?
+  lib_ruby_files = Dir.glob(File.join("app/api/**", "*.rb"))
+  lib_reloader ||= ActiveSupport::FileUpdateChecker.new(lib_ruby_files) do
+    # lib_ruby_files.each do |lib_file|
+    #   puts "start require #{lib_file}"
+    #   require_dependency(lib_file) 
+    # end
+    #
+
+    # binding.pry
+    # if Object.const_defined?(:Mobile)
+    #   Object.send(:remove_const, :Mobile)
+    # end
+    #
+    # $".delete_if {|s| s.include?('api/mobile') }
+    # require File.join(Rails.root,"app/api/mobile/api.rb")
+    Rails.application.reload_routes!
+  end
+
+  ActionDispatch::Callbacks.to_prepare do
+    lib_reloader.execute_if_updated
+  end
+
+end
+
+