/************************************************************************************
 * Copyright (C) 2008 by Politehnica University of Bucharest and Rutgers University
 * All rights reserved.
 * Refer to LICENSE for terms and conditions of use.
 ***********************************************************************************/
package vnsim.vehicular.scenarios;


import java.io.*;
import java.util.StringTokenizer;
import java.util.ArrayList;
import java.util.logging.*;

import javax.swing.JOptionPane;

import vnsim.map.object.Map;
import vnsim.vehicular.simulator.Location;
import vnsim.vehicular.simulator.RouteSegment;
import vnsim.gui.*;



public class MainSMFCreator {
	
	/** Logger used by this class */
	private static final transient Logger logger = Logger.getLogger("scenarios.MainSMFCreator");

	public static String mapsDir = "/maps/map/";
	public static String routeDir = "/maps/routefiles/";

	public static void main(String args[]) throws Exception {
		//generates .smf file, using files from the "maps/map" directory
		//checks all "map" files, for each of them looks for a corresponding route file

		ScenarioMap scen=null;
		ArrayList<String> driverTypes=new ArrayList<String> ();
		driverTypes.add("very calm");
		driverTypes.add("regular");
		driverTypes.add("aggresive");

		String[] allMaps = MapLoader.readSerializedMaps();

		for(int i=0;i<allMaps.length;i++) {
			try {
				String name = allMaps[i].substring(0, allMaps[i].length()-4);
				String routeFile = name+".txt";
				scen = new ScenarioMap();
				scen.name = name;
				scen.imageFileName = "/images/none.png";
				scen.driverTypes = driverTypes;
				scen.mapFileName = mapsDir + name + ".map";
				try {
		//			loadScenarioData(routeDir+routeFile,scen);
				} catch (Exception ex) {
					ex.printStackTrace();
					logger.severe("Got exception loading scenario data "+ex.getLocalizedMessage());
				}
				if(scen.entries==null || scen.entries.size()==0) {
					scen.entries=new ArrayList<Location>();
		//			scen.entries.add(new Location(0,0));
				}
				if(scen.exits==null || scen.exits.size()==0) {
					scen.exits=new ArrayList<Location>();
		//			scen.exits.add(new Location(0,0));
				}
				if(scen.allRoutes==null || scen.allRoutes.size()==0) {
					scen.allRoutes=new ArrayList<Route> ();
		/*			Route r=new Route();
					r.entry=new Location(0,0);
					r.exit=new Location(0,0);
					r.route=new ArrayList<RouteSegment>();
					r.route.add(new RouteSegment((short)0,(short)0,(short)0));
					scen.allRoutes.add(r);*/
				}
				// create the dirs
				final String dir = System.getProperty("user.home")+File.separatorChar+"maps"+File.separatorChar+"smf";
				(new File(dir)).mkdirs();
				ObjectOutputStream oos=new ObjectOutputStream(new FileOutputStream(dir+File.separatorChar+name+".smf"));
				oos.writeObject(scen);
				oos.close();
			} catch (Exception ex) {
				logger.log(Level.SEVERE, "Could not create SMF file for "+allMaps[i], ex); 
			}
		}
	}

	
	
	public static void loadScenarioData(String fileName, ScenarioMap scen) throws Exception {
		logger.info("Loading scenario:"+fileName+"...");

		// text file format:
		// NEXITS EXIT1 ... EXITn
		// NENTRIES ENTRY1 ... ENTRYn
		// where : EXITi = ROAD POINT
		// and   : ENTRYi = ROAD POINT NPOSSIBLEROUTES ROUTE1 ... ROUTEn
		//      where : ROUTEi = ROADEXIT POINTEXIT NSEGS SEG1 ... SEGn
		//               where: SEGi = ROAD POINTFROM POINTTO

		BufferedReader fin = null;
		// first try to load it from the disk...
		String localFile = System.getProperty("user.home")+fileName.replace('/', File.separatorChar).replace('\\', File.separatorChar);
		File f = new File(localFile);
		if (f.exists() && f.canRead() && f.isFile()) {
			fin = new BufferedReader(new InputStreamReader(new FileInputStream(f)));
		} else { // then read from loaded resources
			fin = new BufferedReader(new InputStreamReader(Utils.getInstance().openStream(fileName)));
		}
		
		String wholeFile="", line;
		while((line=fin.readLine())!=null) {
			wholeFile=wholeFile+"\n"+line;
		}
		fin.close();

		String delim="\n \t\r";
		for(char c='a';c<'z';c++)
			delim=delim+c;
		for(char c='A';c<'Z';c++)
			delim=delim+c;
		StringTokenizer st=new StringTokenizer(wholeFile,delim);
		scen.exits=new ArrayList<Location> ();
		int nexits=new Integer(st.nextToken());
		logger.info("NEXITS="+nexits);
		for(int i=0;i<nexits;i++) {
			//for each exit
			scen.exits.add(new Location(new Integer(st.nextToken()), new Integer(st.nextToken())));
			logger.info("EXIT:"+scen.exits.get(scen.exits.size()-1));
		};
		scen.entries=new ArrayList<Location> ();
		scen.allRoutes=new ArrayList<Route> ();
		int nentries=new Integer(st.nextToken());
		logger.info("NENTRIES:"+nentries);
		for(int i=0;i<nentries;i++) {
			//for each entry
			int rdEntry=new Integer(st.nextToken());
			int ptEntry=new Integer(st.nextToken());
			scen.entries.add(new Location(rdEntry, ptEntry));
			logger.info("ENTRY:"+rdEntry+";"+ptEntry);
			int nroutes=new Integer(st.nextToken());
			logger.info("ROUTES:"+nroutes);
			for(int j=0;j<nroutes;j++) {
				Route r=new Route();
				r.entry=new Location(rdEntry, ptEntry);
				r.exit=new Location(new Integer(st.nextToken()), new Integer(st.nextToken()));
				r.route=new ArrayList<RouteSegment>();
				int nsegs=new Integer(st.nextToken());
				logger.info("ROUTE SEGMENTS:"+nsegs);
				for(int k=0;k<nsegs;k++) {
					r.route.add(new RouteSegment(new Short(st.nextToken()), new Short(st.nextToken()), new Short(st.nextToken())));
				}
				scen.allRoutes.add(r);
			}
		}
	}
	
	
	
	public static void mainRouteInfo(String args[]) {		
		//generates .smf file, using files from the "maps/map" directory

		ScenarioMap scen=null;

		ArrayList<String> driverTypes=new ArrayList<String> ();
		driverTypes.add("very calm");
		driverTypes.add("regular");
		driverTypes.add("aggresive");

		try {
			// create the dirs
			final String dir = System.getProperty("user.home")+File.separatorChar+"maps"+File.separatorChar+"smf";
			(new File(dir)).mkdirs();
			ObjectOutputStream oos=new ObjectOutputStream(new FileOutputStream(dir+File.separatorChar+"DowntownRouting.smf"));
			Route r1;
			scen = new ScenarioMap();
			scen.name = "DowntownRouting";
			scen.imageFileName = "/images/scen4.jpg";
			scen.driverTypes = driverTypes;
			scen.mapFileName = mapsDir+"DowntownRouting.map";

			scen.entries = new ArrayList<Location>();
			scen.exits = new ArrayList<Location>();
			scen.allRoutes = new ArrayList<Route>();

			//Road 2
			scen.entries.add(new Location(2,240));			
			scen.exits.add(new Location(2,0));		

			r1 = new Route();
			r1.entry = new Location(2,240);
			r1.exit = new Location(2,0);
			r1.route = new ArrayList<RouteSegment> ();
			r1.route.add(new RouteSegment((short)2,(short)240,(short)0));
			scen.allRoutes.add(r1);

			//Road 3
			scen.entries.add(new Location(3,240));			
			scen.exits.add(new Location(3,0));		

			r1 = new Route();
			r1.entry = new Location(3,240);
			r1.exit = new Location(3,0);
			r1.route = new ArrayList<RouteSegment> ();
			r1.route.add(new RouteSegment((short)3,(short)240,(short)0));
			scen.allRoutes.add(r1);

			//Road 4
			scen.entries.add(new Location(4,220));			
			scen.exits.add(new Location(4,0));		

			r1 = new Route();
			r1.entry = new Location(4,220);
			r1.exit = new Location(4,0);
			r1.route = new ArrayList<RouteSegment> ();
			r1.route.add(new RouteSegment((short)4,(short)220,(short)0));
			scen.allRoutes.add(r1);

			// Road 5
			scen.entries.add(new Location(5,0));			
			scen.exits.add(new Location(5,250));		

			r1 = new Route();
			r1.entry = new Location(5,0);
			r1.exit = new Location(5,250);
			r1.route = new ArrayList<RouteSegment> ();
			r1.route.add(new RouteSegment((short)5,(short)0,(short)250));
			scen.allRoutes.add(r1);

			// Road 10
			scen.entries.add(new Location(10,0));			
			scen.exits.add(new Location(10,220));		

			r1 = new Route();
			r1.entry = new Location(10,0);
			r1.exit = new Location(10,220);
			r1.route = new ArrayList<RouteSegment> ();
			r1.route.add(new RouteSegment((short)10,(short)0,(short)220));
			scen.allRoutes.add(r1);

			// Road 11
			scen.entries.add(new Location(11,0));			
			scen.exits.add(new Location(11,208));		

			r1 = new Route();
			r1.entry = new Location(11,0);
			r1.exit = new Location(11,208);
			r1.route = new ArrayList<RouteSegment> ();
			r1.route.add(new RouteSegment((short)11,(short)0,(short)208));
			scen.allRoutes.add(r1);
			// Road 15
			scen.entries.add(new Location(15,208));			
			scen.exits.add(new Location(15,0));		

			r1 = new Route();
			r1.entry = new Location(15,208);
			r1.exit = new Location(15,0);
			r1.route = new ArrayList<RouteSegment> ();
			r1.route.add(new RouteSegment((short)15,(short)208,(short)8));
			scen.allRoutes.add(r1);

			// Road 17
			scen.entries.add(new Location(17,2));			
			scen.exits.add(new Location(17,200));		

			r1 = new Route();
			r1.entry = new Location(17,2);
			r1.exit = new Location(17,200);
			r1.route = new ArrayList<RouteSegment> ();
			r1.route.add(new RouteSegment((short)17,(short)2,(short)200));
			scen.allRoutes.add(r1);

			// Big Route
			scen.entries.add(new Location(22,83));			
			scen.exits.add(new Location(14,226));		
			//Route 1
			r1 = new Route();
			r1.entry = new Location(22,83);
			r1.exit = new Location(14,226);
			r1.route = new ArrayList<RouteSegment> ();
			r1.route.add(new RouteSegment((short)22,(short)83,(short)52));
			r1.route.add(new RouteSegment((short)18,(short)16,(short)192));
			r1.route.add(new RouteSegment((short)14,(short)32,(short)226));

			scen.allRoutes.add(r1);
			// Route 2
			r1 = new Route();
			r1.entry = new Location(22,83);
			r1.exit = new Location(14,226);
			r1.route = new ArrayList<RouteSegment> ();
			r1.route.add(new RouteSegment((short)22,(short)83,(short)0));
			r1.route.add(new RouteSegment((short)19,(short)8,(short)0));
			r1.route.add(new RouteSegment((short)7,(short)0,(short)64));
			r1.route.add(new RouteSegment((short)11,(short)16,(short)192));
			r1.route.add(new RouteSegment((short)14,(short)160,(short)226));
			scen.allRoutes.add(r1);

			// Route 3
			r1 = new Route();
			r1.entry = new Location(22,83);
			r1.exit = new Location(14,226);
			r1.route = new ArrayList<RouteSegment> ();
			r1.route.add(new RouteSegment((short)22,(short)83,(short)20));			
			r1.route.add(new RouteSegment((short)17,(short)0,(short)136));
			r1.route.add(new RouteSegment((short)0,(short)64,(short)176));
			r1.route.add(new RouteSegment((short)11,(short)144,(short)192));
			r1.route.add(new RouteSegment((short)14,(short)160,(short)226));

			scen.allRoutes.add(r1);
			// Route 4
			r1 = new Route();
			r1.entry = new Location(22,83);
			r1.exit = new Location(14,226);
			r1.route = new ArrayList<RouteSegment> ();
			r1.route.add(new RouteSegment((short)22,(short)83,(short)0));			
			r1.route.add(new RouteSegment((short)13,(short)16,(short)208));
			r1.route.add(new RouteSegment((short)14,(short)164,(short)226));

			scen.allRoutes.add(r1);

			////////////Testing routes //////
			//TODO complete

			scen.entries.add(new Location(7,121));			
			scen.exits.add(new Location(17,199));		

			r1 = new Route();
			r1.entry = new Location(7,121);
			r1.exit = new Location(17,199);
			r1.route = new ArrayList<RouteSegment> ();
			r1.route.add(new RouteSegment((short)17,(short)121,(short)121));
			scen.allRoutes.add(r1);

			scen.entries.add(new Location(16,33));			
			scen.exits.add(new Location(11,56));		

			r1 = new Route();
			r1.entry = new Location(16,33);
			r1.exit = new Location(11,56);
			r1.route = new ArrayList<RouteSegment> ();
			r1.route.add(new RouteSegment((short)16,(short)33,(short)33));
			scen.allRoutes.add(r1);

			oos.writeObject(scen);
			oos.close();
		} catch (Exception ex) {
			logger.log(Level.SEVERE, "EXCEPTION Creating DowntownRoutin.smf", ex); 
		}
	}
	
	
	
}