refactor(server/locale): get array of valid locales

imports/locale/shared.lua

@@ -26,6 +26,6 @@ end
 AddEventHandler('ox_lib:setLocale', loadLocale)
 
 return function()
-	local lang = IsDuplicityVersion() and lib.getServerLocale() or GetExternalKvpString('ox_lib', 'locale') or 'en'
+	local lang = lib.service == 'server' and lib.getServerLocale() or GetExternalKvpString('ox_lib', 'locale') or 'en'
 	loadLocale(lang)
 end

resource/locale/server.lua

@@ -1,3 +1,26 @@
+do
+	local locales = {}
+	local system = os.getenv('OS')
+	local command = system and system:match('Windows') and 'dir "' or 'ls "'
+	local path = GetResourcePath(lib.name)
+	local types = path:gsub('//', '/') .. '/locales'
+	local suffix = command == 'dir "' and '/" /b' or '/"'
+	local dir = io.popen(command .. types .. suffix)
+
+	if dir then
+		for line in dir:lines() do
+			local file = line:gsub('([%a%-]+).json', '%1')
+			
+			if file then
+				locales[#locales+1] = file
+			end
+		end
+		dir:close()
+	end
+
+	GlobalState.locales = locales
+end
+
 RegisterCommand('serverlocale', function(_, args, _)
 	if args?[1] then
 		SetResourceKvp('locale', args[1])

resource/main.lua

@@ -1,10 +1,12 @@
-lib = setmetatable({}, {
+lib = setmetatable({
+	name = 'ox_lib'
+}, {
 	__newindex = function(self, name, fn)
 		exports(name, fn)
 		rawset(self, name, fn)
 	end
 })
 
-if not LoadResourceFile('ox_lib', 'web/build/index.html') then
+if not LoadResourceFile(lib.name, 'web/build/index.html') then
 	error('Unable to load UI. Build ox_lib or download the latest release.\n	^3https://github.com/overextended/ox_lib/releases/latest/download/ox_lib.zip^0')
 end