diff --git a/.gitignore b/.gitignore
index 4a01bd5ec..5935e048d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -10,7 +10,7 @@
 
 # Ignore lock config file
 *.log
-
+.rubocop.yml
 # mac
 *.DS_Store
 .bashrc
diff --git a/app/services/api/v1/issues/list_service.rb b/app/services/api/v1/issues/list_service.rb
index 81eff04f7..c9d9b2bb1 100644
--- a/app/services/api/v1/issues/list_service.rb
+++ b/app/services/api/v1/issues/list_service.rb
@@ -7,20 +7,20 @@ class Api::V1::Issues::ListService < ApplicationService
   attr_reader :pm_project_id, :pm_sprint_id, :root_id, :pm_issue_type
   attr_accessor :queried_issues, :total_issues_count, :closed_issues_count, :opened_issues_count
 
-  validates :category, inclusion: {in: %w(all opened closed), message: "请输入正确的Category"}
-  validates :participant_category, inclusion: {in: %w(all aboutme authoredme assignedme atme), message: "请输入正确的ParticipantCategory"}
-  validates :sort_by, inclusion: {in: ['issues.created_on', 'issues.updated_on', 'issues.blockchain_token_num', 'issue_priorities.position'], message: '请输入正确的SortBy'}, allow_blank: true
-  validates :sort_direction, inclusion: {in: %w(asc desc), message: '请输入正确的SortDirection'}, allow_blank: true
+  validates :category, inclusion: { in: %w[all opened closed], message: '请输入正确的Category'}
+  validates :participant_category, inclusion: { in: %w[all aboutme authoredme assignedme atme], message: '请输入正确的ParticipantCategory'}
+  validates :sort_by, inclusion: { in: %w[issues.created_on issues.updated_on issues.blockchain_token_num issue_priorities.position issues.start_date issues.due_date] , message: '请输入正确的SortBy'}, allow_blank: true
+  validates :sort_direction, inclusion: { in: %w[asc desc], message: '请输入正确的SortDirection'}, allow_blank: true
   validates :current_user, presence: true
 
-  def initialize(project, params, current_user=nil)
+  def initialize(project, params, current_user = nil)
     @project = project
     @only_name = params[:only_name]
     @category = params[:category] || 'all'
     @participant_category = params[:participant_category] || 'all'
     @keyword = params[:keyword]
     @author_id = params[:author_id]
-    @issue_tag_ids = params[:issue_tag_ids].present? ? params[:issue_tag_ids].split(",") : []
+    @issue_tag_ids = params[:issue_tag_ids].present? ? params[:issue_tag_ids].split(',') : []
     @milestone_id = params[:milestone_id]
     @assigner_id = params[:assigner_id]
     @status_id = params[:status_id]
@@ -35,12 +35,12 @@ class Api::V1::Issues::ListService < ApplicationService
     @current_user = current_user
   end
 
-  def call 
-    raise Error, errors.full_messages.join(", ") unless valid? 
+  def call
+    raise Error, errors.full_messages.join(', ') unless valid? 
     # begin
-      issue_query_data
+    issue_query_data
 
-      return {data: queried_issues, total_issues_count: @total_issues_count, closed_issues_count: @closed_issues_count, opened_issues_count: @opened_issues_count}
+    {data: queried_issues, total_issues_count: @total_issues_count, closed_issues_count: @closed_issues_count, opened_issues_count: @opened_issues_count}
     # rescue 
     #   raise Error, "服务器错误，请联系系统管理员！"
     # end
@@ -52,7 +52,7 @@ class Api::V1::Issues::ListService < ApplicationService
 
     case participant_category
     when 'aboutme' # 关于我的
-      issues = issues.joins(:issue_participants).where(issue_participants: {participant_type: %w(authored assigned atme), participant_id: current_user&.id})
+      issues = issues.joins(:issue_participants).where(issue_participants: {participant_type: %w[authored assigned atme], participant_id: current_user&.id})
     when 'authoredme' # 我创建的
       issues = issues.joins(:issue_participants).where(issue_participants: {participant_type: 'authored', participant_id: current_user&.id})
     when 'assignedme' # 我负责的
@@ -64,7 +64,7 @@ class Api::V1::Issues::ListService < ApplicationService
     issues = issues.where(author_id: author_id) if author_id.present?
 
     # issue_tag_ids
-    issues = issues.ransack(issue_tags_value_cont: issue_tag_ids.sort!.join(",")).result unless issue_tag_ids.blank?
+    issues = issues.ransack(issue_tags_value_cont: issue_tag_ids.sort!.join(',')).result unless issue_tag_ids.blank?
 
     # milestone_id
     issues = issues.where(fixed_version_id: milestone_id) if milestone_id.present?
@@ -91,7 +91,7 @@ class Api::V1::Issues::ListService < ApplicationService
     issues = issues.where(status_id: status_id) if status_id.present? && category != 'closed'
 
     if begin_date&.present? || end_date&.present?
-      issues = issues.where("issues.created_on between ? and ?", begin_date&.present? ? begin_date.to_time : Time.now.beginning_of_day, end_date&.present? ? end_date.to_time.end_of_day : Time.now.end_of_day)
+      issues = issues.where('issues.created_on between ? and ?', begin_date&.present? ? begin_date.to_time : Time.now.beginning_of_day, end_date&.present? ? end_date.to_time.end_of_day : Time.now.end_of_day)
     end
 
     # keyword