Change: #647 NGワードの入力フォーム (#663)

* Change: #647 NGワードの入力フォーム

* Wip: 画面改造

* テストコード、画面

* Fix: 複数の問題

db/migrate/20240320231633_create_ng_words.rb

@@ -0,0 +1,63 @@
+# frozen_string_literal: true
+
+class CreateNgWords < ActiveRecord::Migration[7.1]
+  class Setting < ApplicationRecord
+    def value
+      YAML.safe_load(self[:value], permitted_classes: [ActiveSupport::HashWithIndifferentAccess, Symbol]) if self[:value].present?
+    end
+
+    def value=(new_value)
+      self[:value] = new_value.to_yaml
+    end
+  end
+
+  class NgWord < ApplicationRecord; end
+
+  def normalized_keyword(keyword)
+    if regexp?(keyword)
+      keyword[1..]
+    else
+      keyword
+    end
+  end
+
+  def regexp?(keyword)
+    keyword.start_with?('?') && keyword.size >= 2
+  end
+
+  def up
+    create_table :ng_words do |t|
+      t.string :keyword, null: false
+      t.boolean :regexp, null: false, default: false
+      t.boolean :stranger, null: false, default: true
+
+      t.timestamps
+    end
+
+    settings = Setting.where(var: %i(ng_words ng_words_for_stranger_mention))
+    ng_words = settings.find { |s| s.var == 'ng_words' }&.value&.compact_blank&.uniq || []
+    ng_words_for_stranger_mention = settings.find { |s| s.var == 'ng_words_for_stranger_mention' }&.value&.compact_blank&.uniq || []
+
+    (ng_words + ng_words_for_stranger_mention).compact.uniq.each do |word|
+      NgWord.create!(
+        keyword: normalized_keyword(word),
+        regexp: regexp?(word),
+        stranger: ng_words_for_stranger_mention.include?(word)
+      )
+    end
+
+    settings.destroy_all
+  end
+
+  def down
+    ng_words = NgWord.where(stranger: false).map { |s| s.regexp ? "?#{s.keyword}" : s.keyword }
+    ng_words_for_stranger_mention = NgWord.where(stranger: true).map { |s| s.regexp ? "?#{s.keyword}" : s.keyword }
+
+    Setting.where(var: %i(ng_words ng_words_for_stranger_mention)).destroy_all
+
+    Setting.new(var: :ng_words).tap { |s| s.value = ng_words }.save!
+    Setting.new(var: :ng_words_for_stranger_mention).tap { |s| s.value = ng_words_for_stranger_mention }.save!
+
+    drop_table :ng_words
+  end
+end

db/schema.rb

@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema[7.1].define(version: 2024_03_12_230204) do
+ActiveRecord::Schema[7.1].define(version: 2024_03_20_231633) do
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
 
@@ -926,6 +926,14 @@ ActiveRecord::Schema[7.1].define(version: 2024_03_12_230204) do
     t.datetime "updated_at", null: false
   end
 
+  create_table "ng_words", force: :cascade do |t|
+    t.string "keyword", null: false
+    t.boolean "regexp", default: false, null: false
+    t.boolean "stranger", default: true, null: false
+    t.datetime "created_at", null: false
+    t.datetime "updated_at", null: false
+  end
+
   create_table "ngword_histories", force: :cascade do |t|
     t.string "uri", null: false
     t.integer "target_type", null: false