package org.hso.ecommerce.app.config;

import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;

import org.yaml.snakeyaml.Yaml;
import org.yaml.snakeyaml.constructor.Constructor;

public class AppSettings {
	private static AppSettings conf;

	private AppSettings() {
	}

	public static AppSettings getInstance() {
		if (AppSettings.conf == null) {
			AppSettings.conf = new AppSettings();
		}
		return AppSettings.conf;
	}

	public void writeDemoConfig() {

		Yaml yaml = new Yaml();

		YAMLData data = new YAMLData();

		data.setInstallationName("Fast-Web-Shop");
		data.setCompanyName("newCommerce GmbH");
		//data.setCompanyAddress(new Address("Kupfergraben", "6", "10117", "Berlin", "Germany"));
		data.setNumberOfStorageSpaces(128);

		/*
		
		List<Supplier> suppliers = new ArrayList<Supplier>();
		suppliers.add(new Supplier("Reichelt elektronik GmbH & Co. KG", "d41d8cd98f00b204e9800998ecf8427e",
				"https://reichelt.api.ecommerce.mosad.xyz",
				new Address("Elektronikring", "1", "26452", "Sande", "Germany"), 4));
		suppliers.add(new Supplier("Conrad Electronic SE", "18a17da5bac1cf00551b08c3e98720f5",
				"https://conrad.api.ecommerce.mosad.xyz",
				new Address("Klaus-Conrad-Straße", "1", "92240", "Hirschau", "Germany"), 5));

		data.setSuppliers(suppliers);
		
		*/
		
		data.setParcelServiceName("DHL International GmbH");
		data.setParcelServiceApiURL("https://dhl.api.ecommerce.mosad.xyz");

		FileWriter writer;
		try {
			writer = new FileWriter("./eCommerce_config.yml");
			yaml.dump(data, writer);
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}

	}

	public void readConfig() {
/*
	    Yaml yaml = new Yaml(new Constructor(YAMLData.class));
	    InputStream inputStream = this.getClass().getClassLoader().getResourceAsStream("./eCommerce_config.yml");
	    YAMLData data = yaml.load(inputStream);
		*/
		  String input = "!!org.hso.ecommerce.app.config.YAMLData {companyName: newCommerce GmbH, installationName: Fast-Web-Shop,\n" + 
		  		"  numberOfStorageSpaces: 128, parcelServiceApiURL: 'https://dhl.api.ecommerce.mosad.xyz',\n" + 
		  		"  parcelServiceName: DHL International GmbH}\n" + 
		  		"";
		
		  Yaml yaml = new Yaml(new Constructor(YAMLData.class));
		  
		  	
		  YAMLData data = yaml.load(input);
		  
		  System.out.println(data.getCompanyName());
		  
	}

}