Update projects import service

- Remove Gitlab::ImportExport::ProjectCreator from GitlabProjectsImportService
- Override ::Projects::CreateService params

app/services/projects/create_from_template_service.rb

@@ -5,11 +5,15 @@ module Projects
     end
     def execute
-      params[:file] = Gitlab::ProjectTemplate.find(params[:template_name]).file
-      GitlabProjectsImportService.new(@current_user, @params).execute
+      template_name = params.delete(:template_name)
+      file = Gitlab::ProjectTemplate.find(template_name).file
+
+      params[:file] = file
+
+      GitlabProjectsImportService.new(current_user, params).execute
     ensure
-      params[:file]&.close
+      file&.close
     end
   end
 end

app/services/projects/gitlab_projects_import_service.rb

@@ -11,12 +11,14 @@ module Projects
     def execute
       FileUtils.mkdir_p(File.dirname(import_upload_path))
+
+      file = params.delete(:file)
       FileUtils.copy_entry(file.path, import_upload_path)
-      Gitlab::ImportExport::ProjectCreator.new(params[:namespace_id],
-                                               current_user,
-                                               import_upload_path,
-                                               params[:path]).execute
+      params[:import_type] = 'gitlab_project'
+      params[:import_source] = import_upload_path
+
+      ::Projects::CreateService.new(current_user, params).execute
     end
     private
@@ -28,9 +30,5 @@ module Projects
     def tmp_filename
       SecureRandom.hex
     end
-
-    def file
-      params[:file]
-    end
   end
 end