Added local language detection

Added language.cfg for all locale folders from the base game
Added language.lua with the functions which detect the local language
Added language.lua to _file_loader.lua

config/_file_loader.lua

@@ -61,6 +61,7 @@ return {
     'modules.data.alt-view',
     'modules.data.tag',
     'modules.data.bonus',
+    'modules.data.language',
 
     --- GUI
     'modules.gui.readme',

locale/af/language.cfg

@@ -0,0 +1,2 @@
+[language]
+local-language=Afrikaans

locale/ar/language.cfg

@@ -0,0 +1,2 @@
+[language]
+local-language=Arabic

locale/be/language.cfg

@@ -0,0 +1,2 @@
+[language]
+local-language=Belarusian

locale/bg/language.cfg

@@ -0,0 +1,2 @@
+[language]
+local-language=Bulgarian

locale/ca/language.cfg

@@ -0,0 +1,2 @@
+[language]
+local-language=Catalan

locale/cs/language.cfg

@@ -0,0 +1,2 @@
+[language]
+local-language=Czech

locale/da/language.cfg

@@ -0,0 +1,2 @@
+[language]
+local-language=Danish

locale/de/language.cfg

@@ -0,0 +1,2 @@
+[language]
+local-language=German

locale/el/language.cfg

@@ -0,0 +1,2 @@
+[language]
+local-language=Greek

locale/en/language.cfg

@@ -0,0 +1,2 @@
+[language]
+local-language=English

locale/eo/language.cfg

@@ -0,0 +1,2 @@
+[language]
+local-language=Esperanto

locale/es-ES/language.cfg

@@ -0,0 +1,2 @@
+[language]
+local-language=Spanish (Spain)

locale/et/language.cfg

@@ -0,0 +1,2 @@
+[language]
+local-language=Estonian

locale/eu/language.cfg

@@ -0,0 +1,2 @@
+[language]
+local-language=Basque

locale/fa/language.cfg

@@ -0,0 +1,2 @@
+[language]
+local-language=Persian

locale/fi/language.cfg

@@ -0,0 +1,2 @@
+[language]
+local-language=Finnish

locale/fil/language.cfg

@@ -0,0 +1,2 @@
+[language]
+local-language=Filipino

locale/fr/language.cfg

@@ -0,0 +1,2 @@
+[language]
+local-language=French

locale/fy-NL/language.cfg

@@ -0,0 +1,2 @@
+[language]
+local-language=Frysian (Netherlands)

locale/ga-IE/language.cfg

@@ -0,0 +1,2 @@
+[language]
+local-language=Irish (Ireland)

locale/he/language.cfg

@@ -0,0 +1,2 @@
+[language]
+local-language=Hebrew

locale/hr/language.cfg

@@ -0,0 +1,2 @@
+[language]
+local-language=Croatian

locale/hu/language.cfg

@@ -0,0 +1,2 @@
+[language]
+local-language=Hungarian

locale/id/language.cfg

@@ -0,0 +1,2 @@
+[language]
+local-language=Indonesian

locale/is/language.cfg

@@ -0,0 +1,2 @@
+[language]
+local-language=Icelandic

locale/it/language.cfg

@@ -0,0 +1,2 @@
+[language]
+local-language=Italian

locale/ja/language.cfg

@@ -0,0 +1,2 @@
+[language]
+local-language=Japanese

locale/ka/language.cfg

@@ -0,0 +1,2 @@
+[language]
+local-language=Georgian

locale/kk/language.cfg

@@ -0,0 +1,2 @@
+[language]
+local-language=Kazakh

locale/ko/language.cfg

@@ -0,0 +1,2 @@
+[language]
+local-language=Korean

locale/lt/language.cfg

@@ -0,0 +1,2 @@
+[language]
+local-language=Lithuanian

locale/lv/language.cfg

@@ -0,0 +1,2 @@
+[language]
+local-language=Latvian

locale/nl/language.cfg

@@ -0,0 +1,2 @@
+[language]
+local-language=Dutch (Netherlands)

locale/no/language.cfg

@@ -0,0 +1,2 @@
+[language]
+local-language=Norwegian (Norway)

locale/pl/language.cfg

@@ -0,0 +1,2 @@
+[language]
+local-language=Polish

locale/pt-BR/language.cfg

@@ -0,0 +1,2 @@
+[language]
+local-language=Portuguese (Brazil)

locale/pt-PT/language.cfg

@@ -0,0 +1,2 @@
+[language]
+local-language=Portuguese (Portugal)

locale/ro/language.cfg

@@ -0,0 +1,2 @@
+[language]
+local-language=Romanian

locale/ru/language.cfg

@@ -0,0 +1,2 @@
+[language]
+local-language=Russian

locale/sk/language.cfg

@@ -0,0 +1,2 @@
+[language]
+local-language=Slovak

locale/sl/language.cfg

@@ -0,0 +1,2 @@
+[language]
+local-language=Slovenian

locale/sq/language.cfg

@@ -0,0 +1,2 @@
+[language]
+local-language=Albanian

locale/sr/language.cfg

@@ -0,0 +1,2 @@
+[language]
+local-language=Serbian

locale/sv-SE/language.cfg

@@ -0,0 +1,2 @@
+[language]
+local-language=Swedish (Sweden)

locale/th/language.cfg

@@ -0,0 +1,2 @@
+[language]
+local-language=Thai

locale/tr/language.cfg

@@ -0,0 +1,2 @@
+[language]
+local-language=Turkish

locale/uk/language.cfg

@@ -0,0 +1,2 @@
+[language]
+local-language=Ukrainian

locale/vi/language.cfg

@@ -0,0 +1,2 @@
+[language]
+local-language=Vietnamese

modules/data/language.lua

@@ -0,0 +1,33 @@
+--- Stores the language used to join the server
+-- @data Language
+
+local Event = require 'utils.event' ---@dep utils.event
+local PlayerData = require 'expcore.player_data' --- @dep expcore.player_data
+local LocalLanguage = PlayerData.Settings:combine('LocalLanguage')
+LocalLanguage:set_default("Unknown")
+
+--- Creates translation request on_load of a player
+LocalLanguage:on_load(function(player_name, language)
+  local player = game.players[player_name]
+  player.request_translation("language.local-language")
+end)
+
+--- Resolves translation request for language setting
+Event.add(defines.events.on_string_translated, function(event)
+  -- Check if the translation request was for language setting
+  if event.localised_string ~= "language.local-language" then 
+    return 
+  end
+
+  -- Check if the translation request was succesful
+  if not event.translated then
+    game.print("Could not detect your language settings")
+    -- Raise error
+    return
+  end
+
+  -- Change LocalLanguage value for the player to the recognized one
+  local player = game.players[event.player_index]
+  local language = {event.result}
+  LocalLanguage:set(player, language)
+end)