#34

backend/app/controllers/user_settings_controller.rb

@@ -1,4 +1,6 @@
 class UserSettingsController < ApplicationController
+  wrap_parameters false
+
   def show
     return head :unauthorized unless current_user
 
@@ -8,12 +10,12 @@ class UserSettingsController < ApplicationController
   def update
     return head :unauthorized unless current_user
 
-    raw_attributes = request.request_parameters
+    raw_attributes = editable_raw_attributes
     field_errors = validate_raw_attributes(raw_attributes)
     return render_validation_error fields: field_errors if field_errors.present?
 
     setting = current_setting
-    setting.assign_attributes(raw_attributes.slice(*Setting::EDITABLE_ATTRIBUTES))
+    setting.assign_attributes(raw_attributes)
 
     if setting.save
       render json: setting.serializable_hash, status: :ok
@@ -32,13 +34,12 @@ class UserSettingsController < ApplicationController
     Setting.find_by!(user: current_user)
   end
 
+  def editable_raw_attributes
+    request.request_parameters.slice(*Setting::EDITABLE_ATTRIBUTES)
+  end
+
   def validate_raw_attributes raw_attributes
     raw_attributes.each_with_object({ }) do |(key, value), errors|
-      unless Setting::EDITABLE_ATTRIBUTES.include?(key)
-        errors[key.to_sym] = ['不明な設定です．']
-        next
-      end
-
       next if value_matches_type?(key, value)
 
       errors[key.to_sym] = ['値の型が不正です．']

backend/app/models/setting.rb

@@ -1,46 +1,20 @@
 class Setting < ApplicationRecord
   THEMES = ['system', 'light', 'dark'].freeze
-  DISPLAY_DENSITIES = ['comfortable', 'compact'].freeze
-  FONT_SIZES = ['small', 'normal', 'large'].freeze
-  POST_LIST_LIMITS = [20, 50, 100].freeze
-  POST_LIST_ORDERS = [
-    'title_asc',
-    'title_desc',
-    'url_asc',
-    'url_desc',
-    'original_created_at_asc',
-    'original_created_at_desc',
-    'created_at_asc',
-    'created_at_desc',
-    'updated_at_asc',
-    'updated_at_desc',
-  ].freeze
-  VIEWED_POST_DISPLAYS = ['show', 'dim'].freeze
   AUTO_FETCH_MODES = ['auto', 'manual', 'off'].freeze
   WIKI_EDITOR_MODES = ['split', 'write', 'preview'].freeze
 
   STRING_ATTRIBUTES = [
     'theme',
-    'display_density',
-    'font_size',
-    'post_list_order',
-    'viewed_post_display',
     'auto_fetch_title',
     'auto_fetch_thumbnail',
     'wiki_editor_mode',
   ].freeze
-  INTEGER_ATTRIBUTES = ['post_list_limit'].freeze
-  BOOLEAN_ATTRIBUTES = ['tag_autocomplete_nico'].freeze
+  INTEGER_ATTRIBUTES = [].freeze
+  BOOLEAN_ATTRIBUTES = [].freeze
   EDITABLE_ATTRIBUTES =
       (STRING_ATTRIBUTES + INTEGER_ATTRIBUTES + BOOLEAN_ATTRIBUTES).freeze
   TYPE_BY_ATTRIBUTE = {
     'theme' => :string,
-    'display_density' => :string,
-    'font_size' => :string,
-    'post_list_limit' => :integer,
-    'post_list_order' => :string,
-    'viewed_post_display' => :string,
-    'tag_autocomplete_nico' => :boolean,
     'auto_fetch_title' => :string,
     'auto_fetch_thumbnail' => :string,
     'wiki_editor_mode' => :string,
@@ -52,12 +26,6 @@ class Setting < ApplicationRecord
   validates :user_id, uniqueness: true
 
   validates :theme, inclusion: { in: THEMES }
-  validates :display_density, inclusion: { in: DISPLAY_DENSITIES }
-  validates :font_size, inclusion: { in: FONT_SIZES }
-  validates :post_list_limit, inclusion: { in: POST_LIST_LIMITS }
-  validates :post_list_order, inclusion: { in: POST_LIST_ORDERS }
-  validates :viewed_post_display, inclusion: { in: VIEWED_POST_DISPLAYS }
-  validates :tag_autocomplete_nico, inclusion: { in: [true, false] }
   validates :auto_fetch_title, inclusion: { in: AUTO_FETCH_MODES }
   validates :auto_fetch_thumbnail, inclusion: { in: AUTO_FETCH_MODES }
   validates :wiki_editor_mode, inclusion: { in: WIKI_EDITOR_MODES }
@@ -65,12 +33,6 @@ class Setting < ApplicationRecord
   def self.defaults
     {
       theme: 'system',
-      display_density: 'comfortable',
-      font_size: 'normal',
-      post_list_limit: 50,
-      post_list_order: 'created_at_desc',
-      viewed_post_display: 'show',
-      tag_autocomplete_nico: true,
       auto_fetch_title: 'manual',
       auto_fetch_thumbnail: 'manual',
       wiki_editor_mode: 'split',

backend/config/routes.rb

@@ -81,6 +81,9 @@ Rails.application.routes.draw do
     end
   end
 
+  get 'users/settings', to: 'user_settings#show'
+  patch 'users/settings', to: 'user_settings#update'
+
   resources :users, only: [:create, :update] do
     collection do
       post :verify
@@ -89,11 +92,6 @@ Rails.application.routes.draw do
     end
   end
 
-  scope 'users/settings', controller: :user_settings do
-    get '', action: :show
-    patch '', action: :update
-  end
-
   resources :deerjikists, only: [] do
     collection do
       scope ':platform/:code' do

backend/db/migrate/20260704000000_rebuild_settings_as_typed_user_settings.rb

@@ -9,28 +9,6 @@ class RebuildSettingsAsTypedUserSettings < ActiveRecord::Migration[8.0]
     change_column_null :settings, :user_id, false
 
     add_column :settings, :theme, :string, null: false, default: 'system'
-    add_column :settings,
-               :display_density,
-               :string,
-               null: false,
-               default: 'comfortable'
-    add_column :settings, :font_size, :string, null: false, default: 'normal'
-    add_column :settings, :post_list_limit, :integer, null: false, default: 50
-    add_column :settings,
-               :post_list_order,
-               :string,
-               null: false,
-               default: 'created_at_desc'
-    add_column :settings,
-               :viewed_post_display,
-               :string,
-               null: false,
-               default: 'show'
-    add_column :settings,
-               :tag_autocomplete_nico,
-               :boolean,
-               null: false,
-               default: true
     add_column :settings,
                :auto_fetch_title,
                :string,

backend/db/schema.rb

@@ -377,12 +377,6 @@ ActiveRecord::Schema[8.0].define(version: 2026_07_04_000000) do
     t.datetime "created_at", null: false
     t.datetime "updated_at", null: false
     t.string "theme", default: "system", null: false
-    t.string "display_density", default: "comfortable", null: false
-    t.string "font_size", default: "normal", null: false
-    t.integer "post_list_limit", default: 50, null: false
-    t.string "post_list_order", default: "created_at_desc", null: false
-    t.string "viewed_post_display", default: "show", null: false
-    t.boolean "tag_autocomplete_nico", default: true, null: false
     t.string "auto_fetch_title", default: "manual", null: false
     t.string "auto_fetch_thumbnail", default: "manual", null: false
     t.string "wiki_editor_mode", default: "split", null: false