Rubocop corrections.

app/controllers/languages_controller.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class LanguagesController < ApplicationController
   before_action :set_locale
   rescue_from ActiveRecord::RecordNotFound, with: :record_not_found
@@ -15,18 +17,13 @@ def edit
   end
 
   def set_locale
-    if params[:locale]
-      I18n.locale = params[:locale]
-    else
-      I18n.locale = I18n.default_locale
-    end
+    I18n.locale = params[:locale] || I18n.default_locale
   end
 
   # Add other actions (new, create, edit, update, destroy) as needed
 
   private
-
-  def record_not_found
-    redirect_to languages_path, alert: 'Language not found.'
-  end
+    def record_not_found
+      redirect_to languages_path, alert: "Language not found."
+    end
 end

app/controllers/sessions_controller.rb

@@ -18,16 +18,16 @@ def create
     if user&.authenticate(params[:password])
       session[:user_id] = user.id
       Current.user = user
-      redirect_to workspaces_path, notice: 'Logged in successfully.'
+      redirect_to workspaces_path, notice: "Logged in successfully."
     else
-      render :new, alert: 'Invalid email or password.'
+      render :new, alert: "Invalid email or password."
     end
   end
 
   def destroy
     session[:user_id] = nil
     Current.user = nil
-    redirect_to login_path, notice: 'Logged out successfully.'
+    redirect_to login_path, notice: "Logged out successfully."
   end
 
   private

app/controllers/settings_controller.rb

@@ -9,11 +9,10 @@ def index
   end
 
   private
-
-  def change_locale
-    if I18n.available_locales.map(&:to_s).include?(params[:locale])
-      session[:locale] = params[:locale]
+    def change_locale
+      if I18n.available_locales.map(&:to_s).include?(params[:locale])
+        session[:locale] = params[:locale]
+      end
+      redirect_back fallback_location: root_path
     end
-    redirect_back fallback_location: root_path
-  end
 end

app/models/language.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Language < ApplicationRecord
   validates :name, presence: true
   validates :code, presence: true, uniqueness: true

app/views/languages/index.html.erb

@@ -1,5 +1,8 @@
+<h1>Current Locale</h1>
+
+<p><%= I18n.locale %></p>
+
 <h1>Available Languages</h1>
-<p>Current Locale: <%= I18n.locale %></p>
 <ul>
   <% @languages.each do |locale| %>
     <li><%= link_to locale, url_for(locale: locale) %></li>

config/routes.rb

@@ -24,7 +24,7 @@
   get "settings", to: "settings#index"
   get "help", to: "help#index"
 
-  get 'login', to: 'sessions#new'
+  get "login", to: "sessions#new"
 
   root "home#index"
 
@@ -35,7 +35,7 @@
   get "up" => "rails/health#show", as: :rails_health_check
 
   # Route to change locale
-  patch 'change_locale', to: 'settings#change_locale'
+  patch "change_locale", to: "settings#change_locale"
 
   # Defines the root path route ("/")
   # root "posts#index"

db/migrate/20240101000000_create_languages.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class CreateLanguages < ActiveRecord::Migration[7.0]
   def change
     create_table :languages do |t|

db/migrate/20240101000001_add_locale_to_languages.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddLocaleToLanguages < ActiveRecord::Migration[7.2]
   def change
     add_column :languages, :locale, :string

db/migrate/20241102040438_add_language_to_users.rb

@@ -1,5 +1,7 @@
+# frozen_string_literal: true
+
 class AddLanguageToUsers < ActiveRecord::Migration[7.0]
   def change
-    add_column :users, :language, :string, default: 'en'
+    add_column :users, :language, :string, default: "en"
   end
 end