package be.jaud;

import java.io.File;
import java.nio.file.Paths;
import java.util.Iterator;
import java.util.List;
import java.util.Map.Entry;

import com.typesafe.config.Config;
import com.typesafe.config.ConfigException;
import com.typesafe.config.ConfigFactory;
import com.typesafe.config.ConfigValue;

public class Settings {
    private static Settings instance = null;
    private final Config config;
    public static Settings getInstance() {
        if (instance == null) {
            instance = new Settings();
        }
        return instance;
    }

    private Settings(){
        config = ConfigFactory.load(ConfigFactory.parseFile(new File(Paths.get("").toAbsolutePath() +"/config/apiserver.conf"))).getConfig("apiserver");
        try {
            config.checkValid(ConfigFactory.defaultReference().getConfig("apiserver"));
        } catch (ConfigException.ValidationFailed ex) {
            System.out.println("Error loading Config! "+ ex);
        }
    }

    public Iterator<Entry<String, ConfigValue>> getall(){
        return config.entrySet().iterator();
    }

    public String getString(String key){
        return config.getString(key);
    }

    public Boolean getBoolean(String key){
        return config.getBoolean(key);
    }

    public int getInt(String key){
        return config.getInt(key);
    }

    public List<String> getStringList(String key){
        return config.getStringList(key);
    }
}