var _langCode = cc.sys.languageCode;

// _langCode = 'en' //多国语言版本测试

var _lang = _langCode;

// cc.log('cc.sys.languageCode : ',_langCode);

var _langHead = _langCode.substring(0,2);
if(_langHead == 'zh'){
    if(_langCode == 'zh' || _langCode == 'zh-cn' || _langCode == 'zh-CN' ){
        _lang = 'zh-CN';
    }else{
        _lang = 'zh-HK';
    }
}else{
    _lang = _langHead;
}

/**
 * 5国语言
 */
const LANG_TYPE = cc.Enum({
    zh_CN   : 'zh-CN',
    zh_HK   : 'zh-HK',
    en      : 'en',
    jo      : 'jo',
    ko      : 'ko'
});

const {ccclass, property} = cc._decorator;
@ccclass
export default class i18n extends cc.Component{

    public static data:any;

    onLoad(){
        cc.log('当前语言:'+_lang);
    }
    __init(callback:()=>void){
        //读取存档
        //读取语言文件包
        cc.resources.load('i18n/'+_lang, cc.JsonAsset, (err, jsonAsset:cc.JsonAsset) =>{
            if(err){
                cc.error(err);
            }else{
                i18n.data = jsonAsset.json;
                callback();
            }
        })
    }
    static t (key: string, opt?: any) {
        if(key.length > 50){
            return key
        }
        let str:string = i18n.data[key];
        // cc.log('key:',key)
        // cc.log('opt:',opt)
        if(!str){
            str = key;
        }
        // cc.log('str:',str)
        if(opt){//文字替换
            let keys = Object.keys(opt);
            for(let id in keys){
                let K = keys[id];
                let V = opt[K];
                str = str.replace('{'+K+'}',V);
            }
        }
        return str;
    }
    static lang(){
        return _lang
    }
    /*
     * 载入多国语言图片资源
     * @param path 
     * @param callback 
     */
    static load(path,callback:(sf:cc.SpriteFrame)=>void){
        cc.resources.load(path+'_'+_lang, cc.SpriteFrame, (err, sprintFrame:cc.SpriteFrame) =>{
            if(err){
                cc.error(err);
            }else{
                callback(sprintFrame);
            }
        })
    }
}