diff --git a/app/controllers/api/v1/issues/milestones_controller.rb b/app/controllers/api/v1/issues/milestones_controller.rb
index bb503390..79b1aa15 100644
--- a/app/controllers/api/v1/issues/milestones_controller.rb
+++ b/app/controllers/api/v1/issues/milestones_controller.rb
@@ -1,32 +1,67 @@
 class Api::V1::Issues::MilestonesController < Api::V1::BaseController 
-  before_action :require_public_and_member_above, only: [:index] 
+  before_action :require_public_and_member_above
+  before_action :load_milestone, only: [:show, :update, :destroy]
 
   # 里程碑列表
   def index 
     if params[:only_name]
-      @milestones = @project.versions
+      @milestones = @project.versions.select(:id, :name)
+      @milestones = @milestones.ransack(name_or_description_cont: params[:keyword]).result if params[:keyword].present?
+      @milestones = kaminary_select_paginate(@milestones)
     else 
-      @milestones = @project.versions.includes(:issues)
+      @milestones = @project.versions.includes(:issues, :closed_issues, :opened_issues)
+      @milestones = params[:category] == "closed" ? @milestones.closed : @milestones.opening
+      @milestones = @milestones.ransack(name_or_description_cont: params[:keyword]).result if params[:keyword].present?
+      @milestones = kaminari_paginate(@milestones)
     end
-    @milestones = @milestones.ransack(name_or_description_cont: params[:keyword]).result if params[:keyword].present?
-    @milestones = kaminary_select_paginate(@milestones)
   end 
 
+  def create 
+    @milestone = @project.versions.new(milestone_params)
+    if @milestone.save!
+      render_ok 
+    else 
+      render_error(@milestone.errors.full_messages.join(","))
+    end
+  end
+
   # 里程碑详情
   def show 
-  end
-
-  def create 
+    @object_results = Api::V1::Issues::Milestones::DetailIssuesService.call(@project, @milestone, query_params, current_user)
+    @closed_issues_count = @object_results.closed.size
+    @opened_issues_count = @object_results.opened.size
+    @issues = kaminari_paginate(@object_results)
   end
 
   def update 
+    @milestone.attributes = milestone_params 
+    if @milestone.save! 
+      render_ok 
+    else 
+      render_error(@milestone.errors.full_messages.join(","))
+    end
   end
 
   def destroy 
+    if @milestone.destroy! 
+      render_ok 
+    else 
+      render_error("删除里程碑失败！")
+    end
   end
 
-
   private 
-  
+  def milestone_params 
+    params.permit(:name, :description, :effective_date)
+  end
+
+  def query_params 
+    params.permit(:category, :author_id, :assigner_id, :sort_by, :sort_direction, :issue_tag_ids => [])
+  end
+
+  def load_milestone
+    @milestone = @project.versions.find_by_id(params[:id])
+    return render_not_found('里程碑不存在！') unless @milestone.present?
+  end
 
 end
\ No newline at end of file
diff --git a/app/models/version.rb b/app/models/version.rb
index 41256833..fab193b9 100644
--- a/app/models/version.rb
+++ b/app/models/version.rb
@@ -28,6 +28,9 @@ class Version < ApplicationRecord
   has_many :issues, class_name: "Issue", foreign_key: "fixed_version_id"
   belongs_to :user, optional: true
 
+  has_many :opened_issues, -> {where(issue_classify: "Issue").where.not(status_id: 5)}, class_name: "Issue", foreign_key: :fixed_version_id
+  has_many :closed_issues, -> {where(issue_classify: "Issue", status_id: 5)}, class_name: "Issue", foreign_key: :fixed_version_id
+
   scope :version_includes, ->{includes(:issues, :user)}
   scope :closed, ->{where(status: 'closed')}
   scope :opening, ->{where(status: 'open')}
@@ -43,6 +46,11 @@ class Version < ApplicationRecord
   after_create :send_create_message_to_notice_system
   after_save :send_update_message_to_notice_system
 
+  def issue_percent 
+    issues_total_count = opened_issues.size + closed_issues.size
+    issues_total_count.zero? ? 0.0 : closed_issues.size.to_f / issues_total_count
+  end
+
   def version_user
     User.select(:login, :lastname,:firstname, :nickname)&.find_by_id(self.user_id)
   end
@@ -53,6 +61,6 @@ class Version < ApplicationRecord
   end
 
   def send_update_message_to_notice_system
-    SendTemplateMessageJob.perform_later('ProjectMilestoneCompleted', self.id) if Site.has_notice_menu? && self.percent == 1.0
+    SendTemplateMessageJob.perform_later('ProjectMilestoneCompleted', self.id) if Site.has_notice_menu? && self.issue_percent == 1.0
   end
 end
diff --git a/app/services/api/v1/issues/batch_update_service.rb b/app/services/api/v1/issues/batch_update_service.rb
index ffa1ba7d..cf09650c 100644
--- a/app/services/api/v1/issues/batch_update_service.rb
+++ b/app/services/api/v1/issues/batch_update_service.rb
@@ -20,7 +20,9 @@ class Api::V1::Issues::BatchUpdateService < ApplicationService
     raise Error, errors.full_messages.join(", ") unless valid? 
     ActiveRecord::Base.transaction do 
       @issues.each do |issue| 
-        Api::V1::Issues::UpdateService.call(project, issue, params, current_user)
+        if issue.issue_classify == "Issue"
+          Api::V1::Issues::UpdateService.call(project, issue, params, current_user)
+        end
       end
 
       return true
diff --git a/app/services/api/v1/issues/milestones/detail_issues_service.rb b/app/services/api/v1/issues/milestones/detail_issues_service.rb
new file mode 100644
index 00000000..1328805b
--- /dev/null
+++ b/app/services/api/v1/issues/milestones/detail_issues_service.rb
@@ -0,0 +1,59 @@
+class Api::V1::Issues::Milestones::DetailIssuesService < ApplicationService 
+  include ActiveModel::Model
+
+  attr_reader :project, :category, :author_id, :assigner_id, :issue_tag_ids, :sort_by, :sort_direction, :current_user
+  attr_accessor :queried_issues
+
+  validates :category, inclusion: {in: %w(all opened closed), message: "请输入正确的Category"}
+  validates :sort_by, inclusion: {in: Issue.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
+  validates :current_user, presence: true
+
+  def initialize(project, milestone, params, current_user=nil)
+    @project = project 
+    @milestone = milestone
+    @category = params[:category] || 'all'
+    @author_id = params[:author_id]
+    @assigner_id = params[:assigner_id]
+    @issue_tag_ids = params[:issue_tag_ids]
+    @sort_by = params[:sort_by].present? ?  params[:sort_by] : 'updated_on'
+    @sort_direction = (params[:sort_direction].present? ? params[:sort_direction] : 'desc').downcase
+    @current_user = current_user
+  end
+
+  def call 
+    raise Error, errors.full_messages.join(", ") unless valid? 
+    begin
+      issue_query_data 
+
+      queried_issues
+    rescue
+      raise Error, "服务器错误，请联系系统管理员！"
+    end
+  end
+
+  private 
+  def issue_query_data
+    issues = @milestone.issues.issue_issue
+
+    case category 
+    when 'closed'
+      issues = issues.closed 
+    when 'opened'
+      issues = issues.opened
+    end
+
+    # author_id 
+    issues = issues.where(author_id: author_id) if author_id.present? 
+
+    # assigner_id 
+    issues = issues.joins(:assigners).where(users: {id: assigner_id}).or(issues.where(assigned_to_id: assigner_id)) if assigner_id.present? 
+
+    scope = issues.includes(:priority, :issue_status, :user, :assigners, :version, :issue_tags, :comment_journals)
+
+    scope = scope.reorder("issues.#{sort_by} #{sort_direction}").distinct
+
+    @queried_issues = scope
+  end
+
+end
\ No newline at end of file
diff --git a/app/views/api/v1/issues/milestones/_detail.json.jbuilder b/app/views/api/v1/issues/milestones/_detail.json.jbuilder
new file mode 100644
index 00000000..a7d66ae2
--- /dev/null
+++ b/app/views/api/v1/issues/milestones/_detail.json.jbuilder
@@ -0,0 +1,6 @@
+json.(milestone, :id, :name, :description, :effective_date, :status)
+json.issues_count milestone.opened_issues.size + milestone.closed_issues.size 
+json.close_issues_count milestone.closed_issues.size
+json.percent milestone.issue_percent
+json.created_at milestone.created_on.strftime("%Y-%m-%d %H:%M")
+json.updated_on milestone.updated_on.strftime("%Y-%m-%d %H:%M")
diff --git a/app/views/api/v1/issues/milestones/index.json.jbuilder b/app/views/api/v1/issues/milestones/index.json.jbuilder
index 012549bd..cea2b43b 100644
--- a/app/views/api/v1/issues/milestones/index.json.jbuilder
+++ b/app/views/api/v1/issues/milestones/index.json.jbuilder
@@ -2,5 +2,7 @@ json.total_count @milestones.total_count
 json.milestones @milestones.each do |milestone| 
   if params[:only_name]
     json.partial! "simple_detail", locals: {milestone: milestone}
+  else  
+    json.partial! "detail", locals: {milestone: milestone}
   end
 end
\ No newline at end of file
diff --git a/app/views/api/v1/issues/milestones/show.json.jbuilder b/app/views/api/v1/issues/milestones/show.json.jbuilder
new file mode 100644
index 00000000..01632e9d
--- /dev/null
+++ b/app/views/api/v1/issues/milestones/show.json.jbuilder
@@ -0,0 +1,11 @@
+json.milestone do 
+  json.partial! "detail", locals: {milestone: @milestone}
+end
+json.total_issues_count @issues.total_count
+json.closed_issues_count @closed_issues_count
+json.opened_issues_count @opened_issues_count 
+json.issues @issues.each do |issue| 
+  if issue.issue_classify == "Issue"
+    json.partial! "api/v1/issues/simple_detail", locals: {issue: issue}
+  end
+end 
\ No newline at end of file