#425

backend/app/controllers/wiki_pages_controller.rb

@@ -3,11 +3,11 @@ class WikiPagesController < ApplicationController
 
   def index
     # 互換性のための化石リソース
-    # TODO: ヘルプおよびタグ・グループ追加後に，
-    # TODO: タグ説明とヘルプ、タグ・グループから取得する作りに変更する．
-    #
+    # TODO: ヘルプ追加後にヘルプからも取得する作りに変更する．
+
     title = params[:title].to_s.strip
-    descriptions = TagDescription.where(language_code: 'ja')
+    descriptions =
+        TagDescription.where(language_code: 'ja')
         .includes(tag: :tag_names)
     pages = unmigrated_wiki_pages.includes(tag_name: :tag)
 
@@ -16,10 +16,12 @@ class WikiPagesController < ApplicationController
       descriptions = descriptions.joins(tag: :tag_names)
           .where(tag_names: { language_code: 'ja', primary_flg: true })
           .where('tag_names.name LIKE ?', pattern).limit(20)
+      tag_groups = TagGroup.where("CONCAT('タググループ:', name) LIKE ?", pattern).limit(20)
       pages = pages.where('tag_names.name LIKE ?', pattern).limit(20)
     end
 
     json = descriptions.map { |description| WikiPageRepr.tag_description(description) }
+    json.concat(tag_groups.map { |tag_gorup| WikiPageRepr.tag_group(tag_group) })
     json.concat(WikiPageRepr.base(pages))
     json = json.first(20) if title.present?
     render json:
@@ -271,7 +273,12 @@ class WikiPagesController < ApplicationController
 
   def unmigrated_wiki_pages
     descriptions = TagDescription.where(language_code: 'ja')
-    WikiPage.joins(:tag_name).where.not(id: descriptions.select(:id))
+    tag_groups = TagGroup.all
+
+    WikiPage
+        .joins(:tag_name)
+        .where.not(id: descriptions.select(:id))
+        .where.not(id: tag_groups.select(:id))
         .where('tag_names.tag_id IS NULL OR tag_names.tag_id NOT IN (?)',
                descriptions.select(:tag_id))
   end