local resourceName = GetCurrentResourceName()

-- Load default locale (en)
local defaultLocaleFile = LoadResourceFile(resourceName, "locales/en.json")
local defaultLocale = defaultLocaleFile and json.decode(defaultLocaleFile) or {}

-- Load target locale
local targetLocalePath = string.format("locales/%s.json", Config.Locale)
local targetLocaleFile = LoadResourceFile(resourceName, targetLocalePath)
local targetLocale = nil

if not targetLocaleFile then
    targetLocale = defaultLocale
    print(string.format("^3[GARAGES]^1 WARNING: ^7Locale %s does not exist, falling back to default (en).", Config.Locale))
else
    targetLocale = json.decode(targetLocaleFile)
    if not targetLocale then
        print(string.format("^3[GARAGES]^1 ERROR: ^7Failed to decode JSON for locale %s.", targetLocalePath))
        targetLocale = defaultLocale
    end
end

-- Merge missing keys from default into target
if targetLocale and defaultLocale then
    for key, val in pairs(defaultLocale) do
        if targetLocale[key] == nil then
            targetLocale[key] = val
            CreateThread(function()
                Wait(5000)
                print(string.format("^3[GARAGES]^1 WARNING: ^7Locale %s is missing key `%s`, falling back to default (en).", Config.Locale, key))
            end)
        end
    end
end

if not targetLocale then
    error(string.format("^3[GARAGES]^1 ERROR: ^7Failed to load locale file. Please make sure that the file locales/%s.json exists and is valid JSON.", Config.Locale), 2)
end

-- Translation function t(key, vars)
local function translate(key, vars)
    local result = targetLocale
    for part in string.gmatch(key, "[^.]+") do
        result = result and result[part]
        if not result then
            print("Missing locale for: " .. key)
            return "missing_" .. key
        end
    end

    if vars and type(result) == "string" then
        for k, v in pairs(vars) do
            if type(v) == "string" or type(v) == "number" then
                result = string.gsub(result, "{{" .. k .. "}}", v)
            end
        end
    end

    return result
end

-- Global i18n object
_G._T = targetLocale
_G.i18n = {
    t = translate
}