新增：评论相关接口补足

app/services/api/v1/issues/concerns/checkable.rb

@@ -42,4 +42,7 @@ module Api::V1::Issues::Concerns::Checkable
     end 
   end
 
+  def check_parent_journal(parent_id)
+    raise ApplicationService::Error, "ParentJournal不存在！" unless Journal.find_by_id(parent_id).present? 
+  end
 end

app/services/api/v1/issues/journals/children_list_service.rb

@@ -0,0 +1,42 @@
+class Api::V1::Issues::Journals::ChildrenListService < ApplicationService 
+
+  include ActiveModel::Model
+
+  attr_reader :issue, :journal, :keyword, :sort_by, :sort_direction
+  attr_accessor :queried_journals
+
+  validates :sort_by, inclusion: {in: Journal.column_names, 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
+
+
+  def initialize(issue, journal, params, current_user=nil)
+    @issue = issue 
+    @journal = journal 
+    @keyword = params[:keyword]
+    @sort_by = params[:sort_by].present? ? params[:sort_by] : 'created_on'
+    @sort_direction = (params[:sort_direction].present? ? params[:sort_direction] : 'asc').downcase
+  end
+
+  def call 
+    raise Error, errors.full_messages.join(", ") unless valid? 
+    begin
+      journal_query_data
+        
+      return @queried_journals
+    rescue 
+      raise Error, "服务器错误，请联系系统管理员！"
+      
+    end
+  end
+
+  private 
+  def journal_query_data
+    @queried_journals = journal.children_journals
+
+    @queried_journals = @queried_journals.ransack(notes_cont: keyword).result if keyword.present?
+    @queried_journals = @queried_journals.includes(:user, :attachments, :reply_journal)
+    @queried_journals = @queried_journals.reorder("journals.#{sort_by} #{sort_direction}").distinct
+
+    @queried_journals
+  end
+end

app/services/api/v1/issues/journals/create_service.rb

@@ -1,32 +1,41 @@
 class Api::V1::Issues::Journals::CreateService < ApplicationService
   include ActiveModel::Model
+  include Api::V1::Issues::Concerns::Checkable 
+  include Api::V1::Issues::Concerns::Loadable 
 
-  attr_reader :issue, :current_user, :notes, :parent_id, :attachment_ids
+  attr_reader :issue, :current_user, :notes, :parent_id, :reply_id, :attachment_ids
+  attr_accessor :created_journal
 
-  validates :issue, :current_user, presence: true
+  validates :notes, :issue, :current_user, presence: true
 
   def initialize(issue, params, current_user=nil)
     @issue = issue 
     @notes = params[:notes]
     @parent_id = params[:parent_id]
+    @reply_id = params[:reply_id]
     @attachment_ids = params[:attachment_ids]
     @current_user = current_user
   end
 
   def call 
     raise Error, errors.full_messages.join(", ") unless valid?
+    raise Error, "请输入回复的评论ID" if parent_id.present? && !reply_id.present?
     ActiveRecord::Base.transaction do 
+      check_parent_journal(parent_id) if parent_id.present? 
+      check_parent_journal(reply_id) if reply_id.present? 
       check_attachments(attachment_ids) unless attachment_ids.blank?
       load_attachments(attachment_ids) unless attachment_ids.blank?
 
       try_lock("Api::V1::Issues::Journals::CreateService:#{@issue.id}")
-      @created_journal = Journal.new(journal_attributes)
+      @created_journal = @issue.journals.new(journal_attributes)
 
       build_comment_participants 
-      @created_journal.attachments = @attachments
+      @created_journal.attachments = @attachments unless attachment_ids.blank?
       
       @created_journal.save!
       unlock("Api::V1::Issues::Journals::CreateService:#{@issue.id}")
+
+      @created_journal
     end
   end 
 
@@ -34,10 +43,12 @@ class Api::V1::Issues::Journals::CreateService < ApplicationService
 
   def journal_attributes 
     journal_attributes = {
-      notes: notes 
+      notes: notes,
+      user_id: current_user.id
     }
 
     journal_attributes.merge!({parent_id: parent_id}) if parent_id.present?
+    journal_attributes.merge!({reply_id: reply_id}) if reply_id.present?
     
     journal_attributes
   end

app/services/api/v1/issues/journals/update_service.rb

@@ -0,0 +1,37 @@
+class Api::V1::Issues::Journals::UpdateService < ApplicationService 
+  include ActiveModel::Model
+  include Api::V1::Issues::Concerns::Checkable 
+  include Api::V1::Issues::Concerns::Loadable 
+
+  attr_reader :issue, :journal, :current_user, :notes, :attachment_ids
+  attr_accessor :updated_journal 
+
+  validates :notes, :issue, :journal, :current_user, presence: true
+
+  def initialize(issue, journal, params, current_user=nil)
+    @issue = issue
+    @journal = journal
+    @notes = params[:notes]
+    @attachment_ids = params[:attachment_ids]
+    @current_user = current_user 
+  end
+
+  def call 
+    raise Error, errors.full_messages.join(", ") unless valid?
+    ActiveRecord::Base.transaction do 
+      check_attachments(attachment_ids) unless attachment_ids.blank?
+      load_attachments(attachment_ids) unless attachment_ids.blank?
+
+      try_lock("Api::V1::Issues::Journals::UpdateService:#{@issue.id}:#{@journal.id}")
+      @updated_journal = @journal
+      @updated_journal.notes = notes
+      @updated_journal.attachments = @attachments unless attachment_ids.blank?
+      
+      @updated_journal.save!
+      unlock("Api::V1::Issues::Journals::UpdateService:#{@issue.id}:#{@journal.id}")
+
+      @updated_journal
+    end
+  end
+
+end