na

app/controllers/site_controller.rb

@@ -1,7 +1,19 @@
 class SiteController < ApplicationController
 
-  def def index
+  def index
+    language = parse_accept_language(request.env['HTTP_ACCEPT_LANGUAGE'])
+    render plain: "Language preference: #{language}"
 
   end
 
+
+private
+
+  def parse_accept_language(header)
+    header.to_s.split(',').map { |l|
+      lang, q_factor = l.split(';q=')
+      [lang, (q_factor || '1').to_f]
+    }.sort_by { |_, q| -q }.map(&:first).first
+  end
+
 end

config/application.rb

@@ -30,8 +30,8 @@ module Week2024
 
     config.time_zone = "Copenhagen"
 
-    config.i18n.default_locale = :sv
-    config.i18n.available_locales = [:zh, :hr, :cs, :da, :nl, :fi, :fr, :fr, :de, :hu, :it, :ja, :ko, :nb, :pl, :pt, :ro, :sr, :sk, :sl, :es, :sv, :uk]
+    config.i18n.default_locale = :en
+    config.i18n.available_locales = [:en, :zh, :hr, :cs, :da, :nl, :fi, :fr, :fr, :de, :hu, :it, :ja, :ko, :nb, :pl, :pt, :ro, :sr, :sk, :sl, :es, :sv, :uk]
     config.i18n.fallbacks = true
 
     config.active_storage.routes_prefix = 'storage' #change /rails/active_storage to /storage

config/locales/en.yml

@@ -0,0 +1,24 @@
+en:
+  languages:
+    zh: Chinese
+    hr: Croatian
+    cs: Czech
+    da: Danish
+    nl: Dutch
+    fi: Finnish
+    fr: French
+    de: German
+    hu: Hungarian
+    it: Italian
+    ja: Japanese
+    ko: Korean
+    nb: Norwegian (Bokmål)
+    pl: Polish
+    pt: Portuguese
+    ro: Romanian
+    sr: Serbian
+    sk: Slovak
+    sl: Slovenian
+    es: Spanish
+    sv: Swedish
+    uk: Ukrainian