$(document).ready(function(){
    var supportedLanguages = ["en" , "hy" , "ru" ];
    var defaultLanguage = "en";
    var currentLanguage;
    var storageLanguage = localStorage.getItem("rubs-language");

    if(isSupportedLanguage(storageLanguage)){
        currentLanguage = storageLanguage;
    }else{
        localStorage.setItem("rubs-language", defaultLanguage);
        currentLanguage = defaultLanguage;
    }

    initLocalization();

    $("[data-rubs]").on("click" , function(){
        var lang = $(this).data("rubs-set");

        if(isSupportedLanguage(lang)){
            localStorage.setItem("rubs-language", lang);
            currentLanguage = lang;
            initLocalization();
        }


    });

    function initLocalization(){
        $("[data-rubs-"+currentLanguage+"]").each(function( index , element ) {
            var localizedText = $(element).data("rubs-"+currentLanguage);
            $(element).text(localizedText);
        });
    }

    function isSupportedLanguage(lang){
        var result =false;
        supportedLanguages.forEach(function(supportedLanguage){
            if(lang == supportedLanguage){
                result = true;
            }
        });
        return result;
    }
});