From 8af19bae42b3139ae4b30ccc11e27121f3cef08d Mon Sep 17 00:00:00 2001
From: Linden <65407488+thelindat@users.noreply.github.com>
Date: Fri, 29 Apr 2022 05:56:41 +1000
Subject: [PATCH] feat: locale system

---
 fxmanifest.lua             |  3 ++-
 imports/locale/shared.lua  | 30 ++++++++++++++++++++++++++++++
 resource/locale/client.lua | 24 ++++++++++++++++++++++++
 resource/locale/server.lua |  5 +++++
 4 files changed, 61 insertions(+), 1 deletion(-)
 create mode 100644 imports/locale/shared.lua
 create mode 100644 resource/locale/client.lua
 create mode 100644 resource/locale/server.lua

diff --git a/fxmanifest.lua b/fxmanifest.lua
index 9ac6143..df8ba48 100644
--- a/fxmanifest.lua
+++ b/fxmanifest.lua
@@ -40,7 +40,8 @@ files {
     'imports/**/client.lua',
     'imports/**/shared.lua',
     'web/build/index.html',
-    'web/build/**/*'
+    'web/build/**/*',
+	'locales/*.json',
 }
 
 shared_script 'resource/main.lua'
diff --git a/imports/locale/shared.lua b/imports/locale/shared.lua
new file mode 100644
index 0000000..fd40938
--- /dev/null
+++ b/imports/locale/shared.lua
@@ -0,0 +1,30 @@
+local dict
+
+function locale(str, ...)
+	local lstr = dict[str]
+
+	if lstr then
+		if ... then
+			return lstr and lstr:format(...)
+		end
+
+		return lstr
+	end
+
+	return ("Translation for '%s' does not exist"):format(str)
+end
+
+local function loadLocale(locale)
+	local resourceName = GetCurrentResourceName()
+	local JSON = LoadResourceFile(resourceName, ('locales/%s.json'):format(locale)) or LoadResourceFile(resourceName, ('locales/en-US.json'):format(locale))
+
+	if JSON then
+		dict = json.decode(JSON)
+	end
+end
+
+AddEventHandler('ox_lib:setLocale', loadLocale)
+
+return function()
+	loadLocale(GetExternalKvpString('ox_lib', 'locale') or 'en-US')
+end
diff --git a/resource/locale/client.lua b/resource/locale/client.lua
new file mode 100644
index 0000000..fa2e53b
--- /dev/null
+++ b/resource/locale/client.lua
@@ -0,0 +1,24 @@
+local userLocale = GetResourceKvpString('locale')
+
+local function loadLocale(locale, cb)
+	local JSON = LoadResourceFile('ox_lib', ('locales/%s.json'):format(locale)) or LoadResourceFile('ox_lib', ('locales/en-US.json'):format(locale))
+	if cb then cb(JSON) end
+
+	SetResourceKvp('locale', locale)
+	TriggerEvent('ox_lib:setLocale', locale)
+end
+
+RegisterNUICallback('getLocale', loadLocale)
+
+if not userLocale then
+	local default = { 'en-US', 'fr-FR', 'de-DE', 'it-IT', 'es-ES', 'pt-BR', 'pl-PL', 'ru-RU', 'ko-KR', 'zh-TW', 'ja-JP', 'es-MX', 'zh-CN' }
+	userLocale = default[GetCurrentLanguage() + 1]
+end
+
+loadLocale(userLocale)
+
+RegisterCommand('setlocale', function(_, args, _)
+	if args?[1] then
+		loadLocale(args[1])
+	end
+end, false)
diff --git a/resource/locale/server.lua b/resource/locale/server.lua
new file mode 100644
index 0000000..d5edfa1
--- /dev/null
+++ b/resource/locale/server.lua
@@ -0,0 +1,5 @@
+RegisterCommand('serverlocale', function(_, args, _)
+	if args?[1] then
+		SetResourceKvp('locale', args[1])
+	end
+end, true)