diff --git a/app/controllers/issues_controller.rb b/app/controllers/issues_controller.rb
index de055777b..a11662af4 100644
--- a/app/controllers/issues_controller.rb
+++ b/app/controllers/issues_controller.rb
@@ -1,7 +1,245 @@
 class IssuesController < ApplicationController
   before_action :require_login
+  before_action :set_project
+  before_action :check_project_public, only: [:index ,:show]
+  before_action :check_issue_permission, except: [:index, :show]
+  before_action :set_issue, only: [:edit, :update, :destroy, :show]
 
+  def index
 
 
+  end
 
+  def new
+    @issue_chosen = issue_left_chosen(@project, nil)
+  end
+
+  def create
+    if params[:subject].blank?
+      normal_status(-1, "标题不能为空")
+    else
+      issue_params = {
+        subject: params[:subject],
+        description: params[:description],
+        is_private: params[:is_private],
+        assigned_to_id: params[:assigned_to_id],
+        tracker_id: params[:tracker_id],
+        status_id: params[:status_id],
+        priority_id: params[:priority_id],
+        fixed_version_id: params[:fixed_version_id],
+        start_date: params[:start_date].to_s.to_date,
+        due_date: params[:due_date].to_s.to_date,
+        estimated_hours: params[:estimated_hours],
+        done_ratio: params[:done_ratio]
+      }
+      @issue = Issue.new(issue_params.merge(author_id: current_user.id, project_id: @project.id))
+      if @issue.save!
+        if params[:attachment_ids].present?
+          params[:attachment_ids].each do |id|
+            attachment = Attachment.select(:id, :container_id, :container_type)&.find_by_id(id)
+            unless attachment.blank?
+              attachment.container = @issue
+              attachment.save
+            end
+          end
+        end
+        if params[:assigned_to_id].present?
+          Tiding.create!(user_id: params[:assigned_to_id], trigger_user_id: current_user.id,
+                         container_id: @issue.id, container_type: 'Issue',
+                         parent_container_id: @project.id, parent_container_type: "Project",
+                         tiding_type: 'issue', status: 0)
+        end
+        normal_status(0, "创建成功")
+      else
+        normal_status(-1, "创建失败")
+      end
+    end
+
+  end
+
+  def edit
+    @issue_chosen = issue_left_chosen(@project, @issue.id)
+    @issue_attachments = @issue.attachments
+  end
+
+  def update
+    issue_params = {
+      subject: params[:subject],
+      description: params[:description],
+      is_private: params[:is_private],
+      assigned_to_id: params[:assigned_to_id],
+      tracker_id: params[:tracker_id],
+      status_id: params[:status_id],
+      priority_id: params[:priority_id],
+      fixed_version_id: params[:fixed_version_id],
+      start_date: params[:start_date].to_s.to_date,
+      due_date: params[:due_date].to_s.to_date,
+      estimated_hours: params[:estimated_hours],
+      done_ratio: params[:done_ratio]
+    }
+
+    if @issue.update_attributes(issue_params)
+      issue_files = params[:attachment_ids]
+      change_files = false
+      issue_file_ids = []
+      if issue_files.present?
+        issue_attachments = @issue&.attachments
+        issue_file_ids = issue_attachments&.pluck(:id)
+        left_file_ids = issue_file_ids - issue_files
+        new_file_ids = issue_files - issue_file_ids
+        if left_file_ids.size > 0
+          change_files = true
+          issue_attachments.where(id: left_file_ids).delete_all
+        end
+        if new_file_ids.size > 0
+          change_files = true
+          new_file_ids.each do |id|
+            attachment = Attachment.select(:id, :container_id, :container_type)&.find_by_id(id)
+            unless attachment.blank?
+              attachment.container = @issue
+              attachment.save
+            end
+          end
+        end
+      end
+
+      @issue.create_journal_detail(change_files, issue_files, issue_file_ids)
+      normal_status(0, "更新成功")
+    else
+      normal_status(-1, "更新失败")
+    end
+
+  end
+
+  def show
+    @issue_attachments = @issue.attachments
+    @issue_user = @issue.user
+    @issue_assign_to = @issue.get_assign_user
+    @journals = @issue.journals.journal_includes.order("created_on desc")
+  end
+
+  def destroy
+    if @issue.destroy
+      normal_status(0, "删除成功")
+    else
+      normal_status(-1, "删除失败")
+    end
+
+  end
+
+
+  private
+  def set_project
+    @project = Project.find_by_id(params[:project_id])
+    unless @project.present?
+      normal_status(-1, "项目不存在")
+    end
+  end
+
+  def check_project_public
+    unless @project.is_public || @project.member?(current_user) || current_user.admin?
+      normal_status(-1, "您没有权限")
+    end
+  end
+
+  def set_issue
+    @issue = Issue.find_by_id(params[:id])
+    unless @issue.present?
+      normal_status(-1, "标签不存在")
+    end
+  end
+
+  def check_issue_permission
+    unless @project.member?(current_user) || current_user.admin?
+      normal_status(-1, "您没有权限")
+    end
+  end
+
+  def issue_left_chosen(project,issue_id)
+    issue_info = Array.new(9)
+    if issue_id.present?
+      select_arrays = [:assigned_to_id, :tracker_id, :status_id, :priority_id, :fixed_version_id, :start_date, :due_date, :estimated_hours, :done_ratio]
+      issue_info = Issue.select(select_arrays).where(id: issue_id).pluck(select_arrays)
+      issue_info = issue_info[0]
+    end
+    project_members = project.members_user_infos
+    project_members_info = []  #指派给
+    project_members.each do |member|
+      real_name = member[2] + member[3]
+      unless real_name.present?
+        real_name = member[1]
+      end
+      user_id = member[0]
+      is_chosen = ((member[0].to_s == issue_info[0].to_s) ? "1" : "0")
+      member_info = {id: user_id, name: real_name, is_chosen: is_chosen}
+      project_members_info.push(member_info)
+    end
+
+    tracker_info = project.trackers&.pluck(:id, :name, :position)
+    new_tracker_info = []  #类型
+    if tracker_info.size > 0
+      tracker_info.each do |t|
+        is_chosen = (t[0] == issue_info[1]) ? "1" : "0"
+        new_tracker = {id: t[0], name: t[1], position: t[2], is_chosen: is_chosen}
+        new_tracker_info.push(new_tracker)
+      end
+    end
+
+
+    issue_status = IssueStatus&.pluck(:id,:name,:position)
+    new_status_info = []  #缺陷类型
+    if issue_status.size > 0
+      issue_status.each do |t|
+        is_chosen = (t[0] == issue_info[2]) ? "1" : "0"
+        new_issue = {id: t[0], name: t[1], position: t[2], is_chosen: is_chosen}
+        new_status_info.push(new_issue)
+      end
+    end
+
+
+    issue_priority = project.issue_tags&.pluck(:id,:title, :color)
+    new_priority_info = []  #issue标签，（优先程度）
+    if issue_priority.size > 0
+      issue_priority.each do |t|
+        is_chosen = (t[0] == issue_info[3]) ? "1" : "0"
+        new_issue = {id: t[0], name: t[1], color: t[2], is_chosen: is_chosen}
+        new_priority_info.push(new_issue)
+      end
+    end
+
+
+    issue_versions = project.versions&.pluck(:id,:name, :status)
+    new_version_info = []  #issue里程碑
+    if issue_versions.size > 0
+      issue_versions.each do |t|
+        is_chosen = (t[0] == issue_info[4]) ? "1" : "0"
+        new_issue = {id: t[0], name: t[1], status: t[2], is_chosen: is_chosen}
+        new_version_info.push(new_issue)
+      end
+    end
+
+    issue_done_ratio = %w(0 10 20 30 40 50 60 70 80 90 100)
+    new_done_info = []  #完成度
+    if issue_done_ratio.size > 0
+      issue_done_ratio.each do |t|
+        is_chosen = (t == issue_info[8].to_s) ? "1" : "0"
+        new_issue = {ratio: (t.to_s + "%"), is_chosen: is_chosen}
+        new_done_info.push(new_issue)
+      end
+    end
+
+
+    {
+      "assign_user": project_members_info,
+      "tracker": new_tracker_info,
+      "issue_status": new_status_info,
+      "issue_tag": new_priority_info,
+      "issue_version": new_version_info,
+      "start_date": issue_info[5],
+      "due_date": issue_info[6],
+      "estimated_hours": issue_info[7],
+      "done_ratio": new_done_info
+    }
+
+  end
 end
\ No newline at end of file
diff --git a/app/controllers/tidings_controller.rb b/app/controllers/tidings_controller.rb
index 5acffcb16..c6a945130 100644
--- a/app/controllers/tidings_controller.rb
+++ b/app/controllers/tidings_controller.rb
@@ -20,6 +20,8 @@ class TidingsController < ApplicationController
     tidings = tidings.where(tiding_type: tiding_types) if tiding_types.present?
 
     tidings = tidings.where(container_type: 'JoinCourse') if params[:type] == 'course_apply'
+    tidings = tidings.where(container_type: 'Issue') if params[:type] == 'issue'
+
     @course_apply_count = tidings.where("created_at > '#{@onclick_time}'").where(container_type: 'JoinCourse').count
 
     tidings = tidings.where(container_type: 'ProjectPackage') if params[:type] == 'project_package'
diff --git a/app/models/commit.rb b/app/models/commit.rb
new file mode 100644
index 000000000..d11672cd3
--- /dev/null
+++ b/app/models/commit.rb
@@ -0,0 +1,4 @@
+class Commit < ApplicationRecord
+  belongs_to :project, foreign_key: :project_id
+
+end
\ No newline at end of file
diff --git a/app/models/commit_issue.rb b/app/models/commit_issue.rb
new file mode 100644
index 000000000..b7947f69c
--- /dev/null
+++ b/app/models/commit_issue.rb
@@ -0,0 +1,4 @@
+class CommitIssue < ApplicationRecord
+  belongs_to :issue, foreign_key: :issue_id
+
+end
\ No newline at end of file
diff --git a/app/models/issue.rb b/app/models/issue.rb
index f3d54f98b..8f8ccceea 100644
--- a/app/models/issue.rb
+++ b/app/models/issue.rb
@@ -2,12 +2,44 @@ class Issue < ApplicationRecord
   belongs_to :project
   belongs_to :tracker
   belongs_to :issue_tag, foreign_key: :priority_id
-  belongs_to :version, foreign_key: :fixed_version_id
-  belongs_to :user,optional: true
+  belongs_to :version, foreign_key: :fixed_version_id,optional: true
+  belongs_to :user,optional: true, foreign_key: :author_id
+  belongs_to :issue_status, foreign_key: :status_id,optional: true
+  has_many :commit_issues
+  has_many :attachments, as: :container, dependent: :destroy
+  has_many :memos
+  has_many :journals
+  has_many :journal_details, through: :journals
 
   scope :issue_includes, ->{includes(:user)}
 
+
   def get_assign_user
     User.select(:login, :lastname,:firstname, :nickname)&.find_by_id(self.assigned_to_id)
   end
+
+  def create_journal_detail(change_files, issue_files, issue_file_ids)
+    journal = Journal.where(journalized_id: self.id, journalized_type: "Issue", user_id: self.author_id, notes: [nil,""])
+    if journal.present?
+      journal.update_all(created_on: Time.now)
+      journal = journal.last
+    else
+      journal_params = {
+        journalized_id: self.id, journalized_type: "Issue", user_id: self.author_id
+      }
+      journal = Journal.new journal_params
+      journal.save
+    end
+    if change_files
+      journal.journal_details.create(property: "attachment", prop_key: "#{issue_files.size}", old_value: issue_file_ids, value: issue_files)
+    end
+
+    change_values = %w(subject description is_private assigned_to_id tracker_id status_id priority_id fixed_version_id start_date due_date estimated_hours done_ratio)
+    change_values.each do |at|
+      if self.send("saved_change_to_#{at}?")
+        journal.journal_details.create(property: "attr", prop_key: "#{at}", old_value: self.send("#{at}_before_last_save"), value: self.send(at))
+      end
+    end
+  end
+
 end
\ No newline at end of file
diff --git a/app/models/issue_priority.rb b/app/models/issue_priority.rb
new file mode 100644
index 000000000..6b815f420
--- /dev/null
+++ b/app/models/issue_priority.rb
@@ -0,0 +1,3 @@
+class IssuePriority < ApplicationRecord
+  has_many :issues
+end
\ No newline at end of file
diff --git a/app/models/issue_status.rb b/app/models/issue_status.rb
new file mode 100644
index 000000000..82bc62abf
--- /dev/null
+++ b/app/models/issue_status.rb
@@ -0,0 +1,4 @@
+class IssueStatus < ApplicationRecord
+  has_many :issues
+  belongs_to :project, optional: true
+end
\ No newline at end of file
diff --git a/app/models/issue_tag.rb b/app/models/issue_tag.rb
index 47193addb..4f1ac9757 100644
--- a/app/models/issue_tag.rb
+++ b/app/models/issue_tag.rb
@@ -1,4 +1,4 @@
 class IssueTag < ApplicationRecord
   has_many :issues
-  belongs_to :projects, optional: true
+  belongs_to :project, optional: true
 end
diff --git a/app/models/journal.rb b/app/models/journal.rb
index 25c1e2498..dd42bc743 100644
--- a/app/models/journal.rb
+++ b/app/models/journal.rb
@@ -1,4 +1,7 @@
 class Journal < ApplicationRecord
   belongs_to :user
   belongs_to :issue, foreign_key: :journalized_id
+  has_many :journal_details, :dependent => :delete_all
+
+  scope :journal_includes, ->{includes(:user, :journal_details)}
 end
\ No newline at end of file
diff --git a/app/models/journal_detail.rb b/app/models/journal_detail.rb
new file mode 100644
index 000000000..c97bdf378
--- /dev/null
+++ b/app/models/journal_detail.rb
@@ -0,0 +1,3 @@
+class JournalDetail < ApplicationRecord
+  belongs_to :journal
+end
\ No newline at end of file
diff --git a/app/models/member.rb b/app/models/member.rb
index 70b7fe305..a9173cab1 100644
--- a/app/models/member.rb
+++ b/app/models/member.rb
@@ -5,4 +5,5 @@ class Member < ApplicationRecord
 
   has_many :member_roles, dependent: :destroy
   has_many :roles, through: :member_roles
+
 end
diff --git a/app/models/project.rb b/app/models/project.rb
index 3b8d293de..e383003af 100644
--- a/app/models/project.rb
+++ b/app/models/project.rb
@@ -5,17 +5,22 @@ class Project < ApplicationRecord
   belongs_to :project_category , :counter_cache => true
   belongs_to :project_language , :counter_cache => true
 
+  has_many :commits
+
   has_many :members
   has_many :manager_members, -> { joins(:roles).where(roles: { name: 'Manager' }) }, class_name: 'Member'
   has_one :project_score, dependent: :destroy
   has_one :repository, dependent: :destroy
   has_many :issue_tags
+  has_many :issue_statuses
 
   has_many :issues
   has_many :user_grades, dependent: :destroy
   has_many :attachments, as: :container, dependent: :destroy
   has_one :project_score, dependent: :destroy
   has_many :versions, -> { order("versions.effective_date DESC, versions.name DESC") }, dependent: :destroy
+  has_and_belongs_to_many :trackers, :order => "#{Tracker.table_name}.position"
+
 
   after_create do
     SyncTrustieJob.perform_later("project", 1) if allow_sync_to_trustie?
@@ -34,4 +39,9 @@ class Project < ApplicationRecord
     members.exists?(user_id: user.id)
   end
 
+  def members_user_infos
+    members.joins("left join users on members.user_id = users.id").select("users.id", "users.login","users.firstname","users.lastname")
+      .pluck("users.id", "users.login","users.lastname", "users.firstname")
+  end
+
 end
diff --git a/app/models/tracker.rb b/app/models/tracker.rb
index f91ad92ee..a5202b26e 100644
--- a/app/models/tracker.rb
+++ b/app/models/tracker.rb
@@ -1,3 +1,4 @@
 class Tracker < ApplicationRecord
   has_many :issues
+  has_and_belongs_to_many :projects
 end
\ No newline at end of file
diff --git a/app/views/issue_tags/edit.json.jbuilder b/app/views/issue_tags/edit.json.jbuilder
index 72e2b14d9..7aa831920 100644
--- a/app/views/issue_tags/edit.json.jbuilder
+++ b/app/views/issue_tags/edit.json.jbuilder
@@ -1 +1,2 @@
+json.partial! "commons/success"
 json.extract! @issue_tag, :id, :title, :description, :color,:project_id
\ No newline at end of file
diff --git a/app/views/issue_tags/index.json.jbuilder b/app/views/issue_tags/index.json.jbuilder
index 9e04a74d3..e71945841 100644
--- a/app/views/issue_tags/index.json.jbuilder
+++ b/app/views/issue_tags/index.json.jbuilder
@@ -1,3 +1,4 @@
+json.partial! "commons/success"
 json.issue_tags_count @issue_tags_size
 json.issue_tags do
 
diff --git a/app/views/issues/_journal_item.json.jbuilder b/app/views/issues/_journal_item.json.jbuilder
new file mode 100644
index 000000000..24c3d3356
--- /dev/null
+++ b/app/views/issues/_journal_item.json.jbuilder
@@ -0,0 +1,3 @@
+json.issue_id journal.journalized_id
+json.notes journal.try(:notes)
+json.created_at time_from_now(journal.created_on)
\ No newline at end of file
diff --git a/app/views/issues/edit.json.jbuilder b/app/views/issues/edit.json.jbuilder
new file mode 100644
index 000000000..8de9d1576
--- /dev/null
+++ b/app/views/issues/edit.json.jbuilder
@@ -0,0 +1,10 @@
+json.partial! "commons/success"
+json.extract! @issue, :id,:subject,:description,:is_private,:assigned_to_id,:tracker_id,:status_id,:priority_id,:fixed_version_id,
+              :start_date,:due_date,:estimated_hours,:done_ratio
+json.issue_chosen @issue_chosen
+
+json.attachments do
+  json.array! @issue_attachments do |attachment|
+    json.partial! "attachments/attachment", attachment: attachment
+  end
+end
diff --git a/app/views/issues/new.json.jbuilder b/app/views/issues/new.json.jbuilder
new file mode 100644
index 000000000..1f442f713
--- /dev/null
+++ b/app/views/issues/new.json.jbuilder
@@ -0,0 +1,2 @@
+json.partial! "commons/success"
+json.issue_chosen @issue_chosen
\ No newline at end of file
diff --git a/app/views/issues/show.json.jbuilder b/app/views/issues/show.json.jbuilder
new file mode 100644
index 000000000..cd1442a5f
--- /dev/null
+++ b/app/views/issues/show.json.jbuilder
@@ -0,0 +1,25 @@
+json.partial! "commons/success"
+json.extract! @issue, :id,:subject,:description,:is_private, :start_date,:due_date,:estimated_hours
+json.created_at format_time(@issue.created_on)
+json.assign_user_name @issue_assign_to.try(:show_real_name)
+json.assign_user_login @issue_assign_to.try(:login)
+json.author_name @issue_user.try(:show_real_name)
+json.author_picture url_to_avatar(@issue_user)
+json.tracker @issue.tracker.try(:name)
+json.issue_status @issue.issue_status.try(:name)
+json.priority @issue.issue_tag.try(:title)
+json.version @issue.version.try(:title)
+json.done_ratio @issue.done_ratio.to_s + "%"
+json.attachments do
+  json.array! @issue_attachments do |attachment|
+    json.partial! "attachments/attachment_simple", locals: {attachment: attachment}
+  end
+end
+
+json.issue_comments do
+  json.array! @journals do |journal|
+    json.partial! "issues/journal_item", journal: journal
+  end
+end
+
+
diff --git a/app/views/versions/edit.json.jbuilder b/app/views/versions/edit.json.jbuilder
index 55e081dc6..c5e286457 100644
--- a/app/views/versions/edit.json.jbuilder
+++ b/app/views/versions/edit.json.jbuilder
@@ -1 +1,2 @@
+json.partial! "commons/success"
 json.extract! @version, :id,:name,:project_id,:description, :effective_date, :status, :sharing,:wiki_page_title
diff --git a/app/views/versions/index.json.jbuilder b/app/views/versions/index.json.jbuilder
index 71c640d8f..0a25e363b 100644
--- a/app/views/versions/index.json.jbuilder
+++ b/app/views/versions/index.json.jbuilder
@@ -1,3 +1,4 @@
+json.partial! "commons/success"
 json.versions_count @versions_size
 json.versions do
 
diff --git a/app/views/versions/show.json.jbuilder b/app/views/versions/show.json.jbuilder
index 52d275f9b..206b1faaf 100644
--- a/app/views/versions/show.json.jbuilder
+++ b/app/views/versions/show.json.jbuilder
@@ -1,3 +1,4 @@
+json.partial! "commons/success"
 json.issues_count @version_issues_size
 json.close_issues_count @close_issues_size
 json.user_name @version.version_user.try(:show_real_name)
diff --git a/config/routes.rb b/config/routes.rb
index 0f97eba11..caa90b8b3 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -33,6 +33,7 @@ Rails.application.routes.draw do
     resources :licenses, only: [:index, :show]
 
     resources :projects, only: [:index, :create, :show] do
+      resources :issues
       resources :issue_tags, only: [:create, :edit, :update, :destroy, :index]
       resources :versions do
         member do