package dk.thoerup.telmorewidget;

import java.io.IOException;
import java.util.HashMap;
import java.util.Map;

import org.jsoup.Connection;
import org.jsoup.Connection.Method;
import org.jsoup.Connection.Response;
import org.jsoup.helper.HttpConnection;
import org.jsoup.nodes.Document;
import org.jsoup.nodes.Element;
import org.jsoup.select.Elements;

public class TelmoreFetcher {
	
	public static class Result {
		public String saldo;
		public String internetUsage;
	}
	

	public Result fetch(String username, String password) throws IOException {
		
		Map<String,String> params = new HashMap<String,String>();
		params.put("j_username", username);
		params.put("j_password", password);
		
		String url = "https://www.telmore.dk/t2/j_security_check";
		
		Connection con = HttpConnection.connect(url);
		con.data(params);
		con.followRedirects(false);
		con.method( Method.POST );		
		Response resp = con.execute();
		
		//System.out.println("" + resp.statusCode() + " " + resp.statusMessage() );
		
		String JSESSIONID = resp.cookie("JSESSIONID");
		String location = resp.header( "Location" );

		///////////////////////////////////////////////////////////////////////////////////
		
		resp = HttpConnection.connect(location)
		.followRedirects(false)
		.cookie("JSESSIONID", JSESSIONID)
		.method( Method.GET )
		.execute();
		
		//System.out.println("" + resp.statusCode() + " " + resp.statusMessage() );
		location = resp.header( "Location" );
		
		///////////////////////////////////////////////////////////////////////////////////
		
		resp = HttpConnection.connect(location)
		.followRedirects(false)
		.cookie("JSESSIONID", JSESSIONID)
		.method( Method.GET )
		.execute();
		
		//System.out.println("" + resp.statusCode() + " " + resp.statusMessage() );
		Document doc = resp.parse();
		
		
				
		
		String iframeTarget = doc.getElementById("remoteIframePage").attr("abs:src");
		
		
		///////////////////////////////////////////////////////////////////////////////////
											
		
		resp = HttpConnection.connect(iframeTarget)
		.referrer(location)
		.cookie("JSESSIONID", JSESSIONID)
		.cookie("SS_X_JSESSIONID", resp.cookie("SS_X_JSESSIONID"))
		.followRedirects(false)
		.method( Method.GET )
		.execute();
		
		
		
		//System.out.println("" + resp.statusCode() + " " + resp.statusMessage() );
		
						
		
		
		doc = resp.parse();
		
		Element iframeBody = doc.getElementById("iframeBody"); 
		
		Element saldo = iframeBody.getElementsByClass("saldo").first();
						
		//System.out.println("Saldo:" + saldo.text() );
		
		//TODO: der må være nogle bedre selectors end style
		Elements internet = iframeBody.getElementsByAttributeValue("style", "padding-top: 1px;");
		Element internetMax = iframeBody.getElementsByAttributeValue("style", "width:36px;").get(1);
		
		//System.out.println( "internet count: " + internet.size() );
		//System.out.println( "internet: " + internet.first().text() );
		
		Result res = new Result();
		res.saldo = saldo.text() + " kr.";
		res.internetUsage = internet.first().text() + " of " + internetMax.text() ;
		
		return res;
	}

	/*
	void dumpHeaders(Response resp) {
		dumpStringmap( resp.headers() );
	}
	
	void dumpCookies(Response resp) {
		dumpStringmap(resp.cookies());
	}
	
	void dumpStringmap(Map<String,String> map) {
		for (String key : map.keySet() ) {
			String val = map.get(key);
			System.out.println(">>" + key + ": " + val );
		}		
	}*/	
}