import java.awt.*;
import java.lang.*;
import java.util.*;
import sfi;
import Player;
import Player_Hycha;
import Player_Multiel;
import Player_Pinla;
import Player_Tietal;
import Map;

public class GameEngine {

  private Vector players = new Vector();
  public Player me;
  
  public Map map;

  public sfi comp;

  private int damage;

  GameEngine(String mapName, int id, String mode, String name, sfi c) {
    map = new Map(this);
    me = newPlayer(mode, id, name);
    me.spawn(map.spawnNew());
    players.addElement(me);
    comp = c;
  }

  public void spawn(Player m) {
    m.spawn(map.spawnNew());
  }

  public Player getTarget(int id) {
    Enumeration e = players.elements();
    while (e.hasMoreElements ()) {
       Player p = (Player) e.nextElement();
       return p;         
    }
    return null;
  }

  public Player getNextTarget(int id) {
    boolean next = false;
    Enumeration e = players.elements();
    while (e.hasMoreElements ()) {
       Player p = (Player) e.nextElement();
       if (!next && p.checkID(id))
         next = true;
       else if (next)
         return p;         
    }
    return null;
  }

  public void update() {
    Enumeration e = players.elements();
    while (e.hasMoreElements()) {
      Player p = (Player) e.nextElement();
      if (p.isAlive()) {
        p.update(map.checkObject(p.X, p.Y), map.checkPowerUp(p.X, p.Y));
        if (p.id != me.id) {
          if ((damage = me.checkFire(p.X, p.Y)) != 0) {
            comp.net.sendDamageUpdate(p.id, damage);
            comp.target = p;
            p.hurt(damage);
            if (p.checkKill(damage))
              comp.frags += 1;
          }         
        }          
      }
    }
    map.update();
  }

  public void paint(Graphics g) {
    g.setColor(Color.black);
    g.fillRect(0,0,400,400);
    map.paint(g, me.X-200, me.Y-200);
    Enumeration e = players.elements();
    while (e.hasMoreElements()) {
      Player p = (Player) e.nextElement();
      if (p.isAlive())
        p.paint(g, p.X - me.X + 200, p.Y - me.Y + 200, 14);
    }
  }

  public void addUser(String name, int id, String type) {
    Player np = newPlayer(type, id, name);
    comp.addMessage(name + " joined the battle!");
    players.addElement(np);    
  }

  public void removeUser(String name) {
    Enumeration e = players.elements();
    while (e.hasMoreElements()) {
      Player p = (Player) e.nextElement();
      if (name.compareTo(p.name) == 0) {
        comp.addMessage(p.name + " left that battle!");
        players.removeElement(p);
        break;
      }
    }
  }

  public void update_Full(int id, int x, int y, double a, int v, double av, int s) {
    Enumeration e = players.elements();
    while (e.hasMoreElements()) {
      Player p = (Player) e.nextElement();
      if (id == p.id) {
        p.setFull(x, y, a, v, av, s);
        break;
      }
    }
  }

  public void update_Keys(int id, String k) {
    Enumeration e = players.elements();
    while (e.hasMoreElements()) {
      Player p = (Player) e.nextElement();
      if (id == p.id) {
        p.setKeys(k);
        break;
      }
    }
  }

  public void hurtPlayer(int id, int damage) {
    Enumeration e = players.elements();
    while (e.hasMoreElements()) {
      Player p = (Player) e.nextElement();
      if (id == p.id) {
        p.hurt(damage);
        break;
      }
    }
  }

  private Player newPlayer(String type, int id, String name) {    
    if (type.compareTo("ship1") == 0)
      return new Player_Multiel(id, name);
    else if (type.compareTo("ship2") == 0)
      return new Player_Pinla(id, name);
    else if (type.compareTo("ship3") == 0)
      return new Player_Tietal(id, name);
    else
      return new Player_Hycha(id, name);
  }

}