setLang: function(newState) {
// Just guarante state won't be unknown
if( newState === 'en' )
state = 'en';
else if( newState === 'zh' )
state = 'zh';
cookie.insert('lang', state);
this.emit();
},
var state = (() => {
var cookieSet = cookie.find('lang') || '';
if( cookieSet === 'en' || cookieSet === 'zh' )
return cookieSet;
var navigaSet = navigator.language || '';
if( navigaSet === 'zh-TW' || navigaSet === 'zh' )
return 'zh';
return 'en';
})();