Enable to keep a domain

#790

app/controllers/admin/domains_controller.rb

@@ -1,6 +1,6 @@
 module Admin
   class DomainsController < BaseController
-    before_action :set_domain, only: %i[show edit update]
+    before_action :set_domain, only: %i[show edit update keep]
     authorize_resource
     helper_method :force_delete_templates
 
@@ -68,6 +68,11 @@ module Admin
       @versions = @domain.versions
     end
 
+    def keep
+      @domain.keep
+      redirect_to edit_admin_domain_url(@domain), notice: t('.kept')
+    end
+
     private
 
     def set_domain

app/models/domain_status.rb

@@ -175,7 +175,8 @@ class DomainStatus < ActiveRecord::Base
         PENDING_RENEW,
         PENDING_TRANSFER,
         PENDING_UPDATE,
-        PENDING_DELETE_CONFIRMATION
+        PENDING_DELETE_CONFIRMATION,
+        DELETE_CANDIDATE,
       ]
     end
   end

app/presenters/domain_presenter.rb

@@ -67,6 +67,15 @@ class DomainPresenter
     end
   end
 
+  def keep_btn
+    return unless domain.discarded?
+
+    view.link_to view.t('admin.domains.edit.keep_btn'), view.keep_admin_domain_path(@domain),
+                 method: :patch,
+                 data: { confirm: view.t('admin.domains.edit.keep_btn_confirm') },
+                 class: 'btn btn-default'
+  end
+
   private
 
   attr_reader :domain

app/views/admin/domains/edit.html.erb

@@ -7,12 +7,13 @@
 
 <div class="page-header">
     <div class="row">
-        <div class="col-sm-5">
+        <div class="col-sm-3">
             <h1>Edit: <%= domain.name %></h1>
         </div>
 
-        <div class="col-sm-7 text-right">
+        <div class="col-sm-9 text-right">
             <%= link_to t('.add_new_status_btn'), '#', class: 'btn btn-primary js-add-status' %>
+            <%= domain.keep_btn %>
             <%= domain.force_delete_toggle_btn %>
         </div>
     </div>

config/locales/admin/domains.en.yml

@@ -14,6 +14,11 @@ en:
 
       edit:
         add_new_status_btn: Add new status
+        keep_btn: Remove deleteCandidate status
+        keep_btn_confirm: Are you sure you want to remove deleteCandidate status?
+
+      keep:
+        kept: deleteCandidate status has been removed
 
       force_delete_dialog:
         title: Force delete

config/routes.rb

@@ -191,6 +191,10 @@ Rails.application.routes.draw do
       resources :pending_updates
       resources :pending_deletes
       resource :force_delete, controller: 'domains/force_delete', only: %i[create destroy]
+
+      member do
+        patch :keep
+      end
     end
 
     resources :domain_versions do

test/integration/admin/domains/details_test.rb

@@ -13,4 +13,14 @@ class AdminAreaDomainDetailsTest < ActionDispatch::IntegrationTest
     visit admin_domain_url(@domain)
     assert_css 'span.label.label-warning', text: 'deleteCandidate'
   end
+
+  def test_keep_a_domain
+    @domain.discard
+    visit edit_admin_domain_url(@domain)
+    click_link_or_button 'Remove deleteCandidate status'
+    @domain.reload
+    refute @domain.discarded?
+    assert_text 'deleteCandidate status has been removed'
+    assert_no_link 'Remove deleteCandidate status'
+  end
 end