diff --git a/lib/api/files.rb b/lib/api/files.rb
index c7b30cf2f0768f028bb1828a17d4d78cc60ca349..e0ea6d7dd1dcedd191c63cdca3582f532973513b 100644
--- a/lib/api/files.rb
+++ b/lib/api/files.rb
@@ -3,26 +3,6 @@ module API
   class Files < Grape::API
     before { authenticate! }
 
-    helpers do
-      def commit_params(attrs)
-        {
-          file_path: attrs[:file_path],
-          current_branch: attrs[:branch_name],
-          target_branch: attrs[:branch_name],
-          commit_message: attrs[:commit_message],
-          file_content: attrs[:content],
-          file_content_encoding: attrs[:encoding]
-        }
-      end
-
-      def commit_response(attrs)
-        {
-          file_path: attrs[:file_path],
-          branch_name: attrs[:branch_name],
-        }
-      end
-    end
-
     resource :projects do
       # Get file from repository
       # File content is Base64 encoded
@@ -93,11 +73,17 @@ module API
 
         required_attributes! [:file_path, :branch_name, :content, :commit_message]
         attrs = attributes_for_keys [:file_path, :branch_name, :content, :commit_message, :encoding]
-        result = ::Files::CreateService.new(user_project, current_user, commit_params(attrs)).execute
+        branch_name = attrs.delete(:branch_name)
+        file_path = attrs.delete(:file_path)
+        result = ::Files::CreateService.new(user_project, current_user, attrs, branch_name, file_path).execute
 
         if result[:status] == :success
           status(201)
-          commit_response(attrs)
+
+          {
+            file_path: file_path,
+            branch_name: branch_name
+          }
         else
           render_api_error!(result[:message], 400)
         end
@@ -119,11 +105,17 @@ module API
 
         required_attributes! [:file_path, :branch_name, :content, :commit_message]
         attrs = attributes_for_keys [:file_path, :branch_name, :content, :commit_message, :encoding]
-        result = ::Files::UpdateService.new(user_project, current_user, commit_params(attrs)).execute
+        branch_name = attrs.delete(:branch_name)
+        file_path = attrs.delete(:file_path)
+        result = ::Files::UpdateService.new(user_project, current_user, attrs, branch_name, file_path).execute
 
         if result[:status] == :success
           status(200)
-          commit_response(attrs)
+
+          {
+            file_path: file_path,
+            branch_name: branch_name
+          }
         else
           http_status = result[:http_status] || 400
           render_api_error!(result[:message], http_status)
@@ -146,11 +138,17 @@ module API
 
         required_attributes! [:file_path, :branch_name, :commit_message]
         attrs = attributes_for_keys [:file_path, :branch_name, :commit_message]
-        result = ::Files::DeleteService.new(user_project, current_user, commit_params(attrs)).execute
+        branch_name = attrs.delete(:branch_name)
+        file_path = attrs.delete(:file_path)
+        result = ::Files::DeleteService.new(user_project, current_user, attrs, branch_name, file_path).execute
 
         if result[:status] == :success
           status(200)
-          commit_response(attrs)
+
+          {
+            file_path: file_path,
+            branch_name: branch_name
+          }
         else
           render_api_error!(result[:message], 400)
         end