#422

backend/app/controllers/tag_descriptions_controller.rb

@@ -46,7 +46,7 @@ class TagDescriptionsController < ApplicationController
     return render_unprocessable_entity('本文は必須です．', field: :body) if body.blank?
 
     description = TagDescription.find_by(tag_id: params[:id], language_code: 'ja')
-    return head :not_found unless description
+    return create unless description
 
     TagDescriptionOperation.update!(
         tag: description.tag, body:, updated_by_user: current_user)

backend/app/controllers/tags_controller.rb

@@ -464,7 +464,6 @@ class TagsController < ApplicationController
 
       old_name = tag.name(locale.language_code)
       name_changed = name != old_name
-      wiki_page = tag.tag_name(locale.language_code)&.wiki_page if name_changed
 
       if tag.deprecated? == deprecated
         tag.update!(category:)
@@ -485,9 +484,7 @@ class TagsController < ApplicationController
           tag,
           event_type: :update,
           created_by_user: current_user,
-          language_code: locale.language_code,
-          name_changed:,
-          wiki_page:)
+          language_code: locale.language_code)
     end
 
     render json: TagRepr.base(tag.reload, language_code: locale.language_code)
@@ -518,7 +515,6 @@ class TagsController < ApplicationController
 
       old_name = tag.name(locale.language_code)
       name_changed = name.present? && name != old_name
-      wiki_page = tag.tag_name(locale.language_code)&.wiki_page if name_changed
 
       rename_tag_name!(locale, tag, name) if name_changed
       tag.update!(category:) if category.present?
@@ -532,9 +528,7 @@ class TagsController < ApplicationController
           tag,
           event_type: :update,
           created_by_user: current_user,
-          language_code: locale.language_code,
-          name_changed:,
-          wiki_page:)
+          language_code: locale.language_code)
     end
 
     render json: TagRepr.base(tag.reload, language_code: locale.language_code)
@@ -722,19 +716,8 @@ class TagsController < ApplicationController
             language_code:))
   end
 
-  def record_tag_version! tag, event_type:, created_by_user:, language_code: 'ja',
-                          name_changed: false, wiki_page: nil
+  def record_tag_version! tag, event_type:, created_by_user:, language_code: 'ja'
     TagVersionRecorder.record!(tag:, event_type:, created_by_user:, language_code:)
-
-    return unless name_changed
-
-    wiki_page ||= tag.tag_name('ja')&.wiki_page
-    return unless wiki_page&.wiki_versions&.exists?
-
-    WikiVersionRecorder.record!(
-        page: wiki_page,
-        event_type: :update,
-        created_by_user:)
   end
 
   def validate_tag_rename locale, tag, name

backend/app/controllers/wiki_pages_controller.rb

@@ -118,15 +118,23 @@ class WikiPagesController < ApplicationController
     return render_unprocessable_entity('タイトルは必須です．', field: :title) if title.blank?
     return render_unprocessable_entity('本文は必須です．', field: :body) if body.blank?
 
-    page = ApplicationRecord.transaction do
-      tag_name = TagName.find_or_create_by!(language_code: 'ja', name: title) do |name|
-        name.script_code = 'Jpan'
-        name.primary_flg = true
-        name.auto_generated = false
-      end
+    page = if title.include?(':')
+      ApplicationRecord.transaction do
+        tag_name = TagName.find_or_create_by!(language_code: 'ja', name: title) do |name|
+          name.script_code = 'Jpan'
+          name.primary_flg = true
+          name.auto_generated = false
+        end
 
-      Wiki::Commit.create_content!(
-          tag_name:, body:, created_by_user: current_user, message:)
+        Wiki::Commit.create_legacy_content!(
+            tag_name:, body:, created_by_user: current_user, message:)
+      end
+    else
+      tag_name = TagName.find_by(language_code: 'ja', name: title)
+      return render_unprocessable_entity field: :title unless tag_name&.tag
+
+      TagDescriptionOperation.create!(
+          tag: tag_name.tag, body:, created_by_user: current_user, message:)
     end
 
     render json: WikiPageRepr.base(page), status: :created

backend/app/services/tag_description_operation.rb

@@ -20,11 +20,9 @@ class TagDescriptionOperation
                    base_revision_id: nil)
     ApplicationRecord.transaction do
       tag.lock!
-      description = TagDescription.lock.find_by(
+      description = TagDescription.lock.find_by!(
           tag_id: tag.id, language_code: LANGUAGE_CODE)
-      description&.lock!
-      tag_name = tag.tag_name(LANGUAGE_CODE)
-      page = WikiPage.lock.find_by!(tag_name:)
+      page = WikiPage.lock.find(description.id)
       revision = Wiki::CompatibilityWriter.update!(
           page:, body:, updated_by_user:, message:,
           base_revision_id:)

backend/app/services/wiki/commit.rb

@@ -42,10 +42,10 @@ module Wiki
     end
 
     def self.content! page:, body:, created_user:, message: nil, base_revision_id: nil
-      tag = page.tag_name.tag
-      if tag && page.tag_name.language_code == 'ja'
+      description = TagDescription.find_by(id: page.id)
+      if description
         return TagDescriptionOperation.update!(
-            tag:, body:, updated_by_user: created_user,
+            tag: description.tag, body:, updated_by_user: created_user,
             message:, base_revision_id:)
       end