import java.util.*;
/**
* @author Nicklas Hjalmarsson
* @version 1.0
*
* Datatype for teh World
*/
public class World{
    
    int X_SIZE = 20;
    int Y_SIZE = 11;
    int CITY_NR = 23;
    int TALISMANS = 3;
    Area[][] map = new Area[X_SIZE][Y_SIZE];
    Fod game;
    

/**
 * Default constructor
 */
    World(Fod g){
	game = g;
    }

/**
 * Creates a gameworld to play in
 */
    
    public Area[][] createWorld() {	
	int x,y;
	for(x=0;x<X_SIZE;x++)       //create areas
	  for(y=0;y<Y_SIZE;y++) {
	      map[x][y] = new Area(x,y);
	  }

	
	for(int i=0;i<TALISMANS;i++) {   //Place Talismans
	    do {
		x = Dice.rand(X_SIZE-1);
		y = Dice.rand(Y_SIZE-1);
		System.out.println(x+" "+y);

	    } 
	    while (map[x][y].talisman);
	    map[x][y].talisman = true;
	}
	
	for(int i=0;i<CITY_NR;i++) {   //create cities and add to lonely areas
	    do {
		x = Dice.rand(X_SIZE-3)+1;
		y = Dice.rand(Y_SIZE-3)+1;
		//	System.out.println(x+" "+y);

	    } // Städerna ligger ej bredvid varran
	    while ((map[x][y].cityName != null) ||  
		   (map[x-1][y+1].cityName != null) ||
		   (map[x+1][y-1].cityName != null) ||
		   (map[x-1][y-1].cityName != null) ||
		   (map[x-1][y].cityName != null) ||
		   (map[x][y-1].cityName != null) ||
		   (map[x+1][y+1].cityName != null) ||
		   (map[x+1][y].cityName != null) ||
		   (map[x][y+1].cityName != null));
	    
	    Area a = map[x][y];
	    
	    City c = new City(a);
	    
	    
	    game.cities.put(c.Name, c);
	    
	    a.addCity(c.Name);
	    //      map[x][y] = a;
	    System.out.println(a.toForm());
	}
	return map;
    }


/**
 * A pseudo function that tries to compute the distance between an Area and a vector of areas
 */
    public int distans(Area a1,Vector as){
	int dist= 0;
	Enumeration e = as.elements();
	while(e.hasMoreElements()){
	    Area a = (Area)(e.nextElement());
	    dist +=Math.sqrt(Math.abs(a1.x -a.x)+Math.abs(a1.y-a.y));
	    
	}
	//	System.out.println("DIST"+dist);
	return dist;
    }
    


    private City hometown(Vector far){
	Enumeration e = game.cities.elements();

	int dist = 0;
	City hc = new City();
	while(e.hasMoreElements()){
	    City c = (City)(e.nextElement());
	    //  System.out.println(c.Name+" dist:"+dist);
	    int cdist = distans(c.getArea(map),far);
	    if(cdist > dist && !c.getArea(map).talisman){ //man ska ej starta på en talisman ruta
		hc = c;
		dist = cdist;
	    }

	}
	
	System.out.println("!!"+hc);
	return hc;
    }
    
/**
 * Give each player a hometown
 */

    public void divideCities(Playerinfo[] players){
	Vector HomeAreas = new Vector();
	HomeAreas.addElement(new Area(X_SIZE/2,Y_SIZE/2));  //Spelarna startar i kanterna
	for(int i= 1; i<players.length;i++){
	    City c= hometown(HomeAreas);
	    players[i].homeCity=c.Name;
	    c.Owner = (short)i;
	    //Set up start city
	    c.Defence = 50;
	    c.Population = 75;
	    c.Development = 50;	    
	    System.out.println("HEMSTAD ply"+i+" "+c.Name);
	    HomeAreas.addElement(c.getArea(map));


	    //Test fkn ta bort
/*	    Area ar = c.getArea(map);
	    ar.talisman = true;
	    game.Map[ar.x-1][ar.y].talisman = true;
	    game.Map[ar.x+1][ar.y].talisman = true;
*/
	    //Give each Player two dragons
	    Dragon d1 = new Dragon(c.getArea(map));
	    d1.Owner = (short)i;
	    game.dragons.put(d1.name,d1);

	    Dragon d2 = new Dragon(c.getArea(map));
	    d2.Owner = (short)i;
	    game.dragons.put(d2.name,d2);
/*
	    Dragon d3 = new Dragon(c.getArea(map));
	    d3.Owner = (short)i;
	    game.dragons.put(d3.name,d3);
*/
	}
    }
    

/**
* Use only for testing
*/

    public static void main(String[] args){
	Fod f = new Fod();
	World w = new World(f);
	w.createWorld();
	Playerinfo[] players = new Playerinfo[6];
	players[3] = new Playerinfo();
	players[1] = new Playerinfo();
	players[4] = new Playerinfo();
	players[5] = new Playerinfo();
	players[2] = new Playerinfo();
	w.divideCities(players);
    }

}