package chat.util;

import io.netty.util.internal.StringUtil;

import java.io.File;
import java.io.UnsupportedEncodingException;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLClassLoader;
import java.net.URLDecoder;
import java.util.*;
import java.util.concurrent.ConcurrentHashMap;

public class I18n {
    private static ClassLoader Loader = null;
    static {
	        String configPath = System.getProperty("wildfirechat.path", null);
	        String classPath = I18n.class.getResource("/").getPath();
	        classPath = classPath.replace("WEB-INF/classes", "");
	        try {
				 classPath = URLDecoder.decode(classPath, "UTF-8");
			} catch (UnsupportedEncodingException e1) {
				 // TODO Auto-generated catch block
				 e1.printStackTrace();
			}
	        String resBundlePaht = "config/i18n";
	        
	        File file = new File(classPath, resBundlePaht);
	        URL[] urls = new URL[0];
	        try {
	             urls = new URL[]{file.toURI().toURL()};
	             Loader = new URLClassLoader(urls);
	        } catch (MalformedURLException e) {
	            e.printStackTrace();
	        }
    }

    private static Map<String, ResourceBundle> bundleMap = new ConcurrentHashMap<>();

    public static String getString(String language, String key) {
        ResourceBundle bundle = bundleMap.get(language);

        if (StringUtil.isNullOrEmpty(language)) language = "zh_CN";

        if (bundle == null) {
            bundle = ResourceBundle.getBundle("messages", new Locale(language), Loader);
            bundleMap.put(language, bundle);
        }

        try {
            return bundle.getString(key);
        } catch (Exception e) {
            e.printStackTrace();
        }
        return "糟糕，字符串 " + key + " 没有找到";
    }

    public static void test() throws MalformedURLException {

        // 设置定制的语言国家代码
        Locale locale1 = new Locale("zh");
        Locale locale2 = new Locale("en");
        ResourceBundle rb = ResourceBundle.getBundle("messages", locale1, Loader);

        // 获得相应的key值
        String greeting = rb.getString("Above_Greeting_Message");
        String userInfo = rb.getString("Friend_Can_Start_Chat");

        System.out.println(greeting);
        System.out.println(userInfo);
    }

    public static void main(String[] args) throws Exception {
        //test();
    	//String configPath = System.getProperty("medeasy.path", null);
    	String aa = System.getProperty("user.dir");
    	String bb = I18n.class.getResource("/").getPath();//I18n.class.getResource("/").getPath();
    	System.out.println(aa);
    	bb = URLDecoder.decode(bb, "UTF-8");
        System.out.println(bb);
    }
}