import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.Serializable;

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
import java.net.MalformedURLException;
import java.rmi.*;
import java.rmi.server.UnicastRemoteObject;
import java.util.StringTokenizer;
import java.util.logging.Level;
import java.util.logging.Logger;

/**
 *
 * @author Smea
 */


public class NOEUDImpl extends UnicastRemoteObject implements NOEUD, Serializable{
    public NOEUD suivant = null;
    public String nom = "";
    public String rmi = "";
    public int numero = 0;
    public int survivance = 0;

    public NOEUDImpl(String n, String r) throws RemoteException {
        this.nom = n;
        this.rmi = r;
        if(n.equals("INIT")) {
            this.numero = 1;
            this.survivance = (int)(Math.random()*1024)+1;
        }
    }

    public NOEUD ConnectSuivant() throws RemoteException {
        NOEUD suiv = null;
        try {
            NOEUD init = (NOEUD) Naming.lookup(this.rmi + "/INIT" );
            if(init.GetTonSuivant() == null) {
                suiv = init;
            }
            else { 
                suiv = init.GetTonSuivant();
                init.SetTonSuivant(this);
            }
        } catch (NotBoundException ex) {
            Logger.getLogger(NOEUDImpl.class.getName()).log(Level.SEVERE, null, ex);
        } catch (MalformedURLException ex) {
            Logger.getLogger(NOEUDImpl.class.getName()).log(Level.SEVERE, null, ex);
        }
        finally {
            return suiv;
        }
    }

    public NOEUD GetTonSuivant() throws RemoteException {
        return this.suivant;
    }

    public String GetInfo() throws RemoteException {
       return this.nom +"(" + this.numero + ")" +"-"+this.survivance ;
    }
    
    public void SetTonSuivant(NOEUD n) throws RemoteException {
        this.suivant = n;
    }

    public void CloseSite(NOEUD n) throws RemoteException {
        if(this.GetTonSuivant().equals(n)) {
            this.SetTonSuivant(n.GetTonSuivant());
        }
        else {
            this.GetTonSuivant().CloseSite(n);
        }
    }

    public void Numerote(int n) throws RemoteException {
        if(this.numero != 1) {
            this.numero = n+1;
            this.survivance = (int)(Math.random()*1024)+1;
            this.GetTonSuivant().Numerote(n+1);
        }
    }

    public void KillSite(int n) throws RemoteException {
        if(this.numero == n) {
            System.out.println("J'ai gagné, je m'en vais!");
            this.CloseSite(this);
            System.exit(1);
        }
        else {
            
            this.GetTonSuivant().KillSite(n);
        }
    }

    public void Election(int capaciteInit, int capaciteGagnante, int siteGagnant, int siteInitiateur) throws RemoteException {
        int dif = this.survivance-capaciteInit;
        if(this.numero == siteInitiateur) {
           new Thread() {
               private int gagnant;
               private int initiat;
               public void start(int g, int i) {
                   this.gagnant = g;
                   this.initiat = i;
                   this.start();
               }
               public void run() {
                    try {
                        sleep(1000);
                        ProclamationElection(gagnant, initiat);
                    } catch (InterruptedException ex) {
                        Logger.getLogger(NOEUDImpl.class.getName()).log(Level.SEVERE, null, ex);
                    } catch (RemoteException ex) {
                        Logger.getLogger(NOEUDImpl.class.getName()).log(Level.SEVERE, null, ex);
                    }
               }
           }.start(siteGagnant,siteInitiateur);
        }
        else {
            if(dif <= capaciteGagnante) {
                this.GetTonSuivant().Election(capaciteInit, Math.abs(this.survivance-capaciteGagnante), this.numero, siteInitiateur);
            }
            else {
                this.GetTonSuivant().Election(capaciteInit, capaciteGagnante, siteGagnant, siteInitiateur);
            }
        }
        
    }

    public void ProclamationElection(int siteGagnant, int siteInitiateur) throws RemoteException {
            System.out.println("Gagnant noeud numero " + siteGagnant);
            this.KillSite(siteGagnant);
    }
    
    public static void afficheMenu() {
        System.out.println('\t' + "K: Tuer ce noeud");
        System.out.println('\t' + "I: Infos de ce noeud");
        System.out.println('\t' + "N: Numeroter ");
        System.out.println('\t' + "E: Election ");
        System.out.println('\t' + "END: Quitter ");
    }

    public static void main(String[] args) {
        String rmi = "rmi://" + args[0];
        String nom = args[1];
        NOEUD n = null;
        boolean cont = true;
        String cmd = "";
        BufferedReader bfr = new BufferedReader( new InputStreamReader( System.in) );
        if(nom.equals("INIT")) {
            try {
                n = new NOEUDImpl(nom, rmi);
                Naming.bind(rmi + "/" + nom, n);
                
            } catch (AlreadyBoundException ex) {
                try {
                    Naming.rebind(rmi + "/" + nom, n);
                } catch (RemoteException ex1) {
                    Logger.getLogger(NOEUDImpl.class.getName()).log(Level.SEVERE, null, ex1);
                } catch (MalformedURLException ex1) {
                    Logger.getLogger(NOEUDImpl.class.getName()).log(Level.SEVERE, null, ex1);
                }
            } catch (MalformedURLException ex) {
                Logger.getLogger(NOEUDImpl.class.getName()).log(Level.SEVERE, null, ex);
            } catch (RemoteException ex) {
                Logger.getLogger(NOEUDImpl.class.getName()).log(Level.SEVERE, null, ex);
            }
            finally {
                try {
                    n.SetTonSuivant(n.ConnectSuivant());
                } catch (RemoteException ex) {
                    Logger.getLogger(NOEUDImpl.class.getName()).log(Level.SEVERE, null, ex);
                }
            }
        }
        else {
            try {
                n = new NOEUDImpl(nom, rmi);
                n.SetTonSuivant(n.ConnectSuivant());
            } catch (RemoteException ex) {
                Logger.getLogger(NOEUDImpl.class.getName()).log(Level.SEVERE, null, ex);
            }
        }
        System.out.println("Menu de " + nom);
        System.out.println("Saisie commande:  ");
        
        while(cont) {
            afficheMenu();
            try {
                cmd = bfr.readLine();
            } catch (IOException ex) {
                Logger.getLogger(NOEUDImpl.class.getName()).log(Level.SEVERE, null, ex);
            }
            if(cmd.equals("K")) {
                try {
                    n.CloseSite(n);
                    System.exit(0);
                } catch (RemoteException ex) {
                    Logger.getLogger(NOEUDImpl.class.getName()).log(Level.SEVERE, null, ex);
                }
            } 
            else if(cmd.equals("I")) {
                try {
                        String tmp = "NOEUD " + n.GetInfo() + " suivant " + n.GetTonSuivant().GetInfo();
                    System.out.println(tmp);
                } catch (RemoteException ex) {
                    Logger.getLogger(NOEUDImpl.class.getName()).log(Level.SEVERE, null, ex);
                }
            }
            else if(cmd.equals("N")) {
                try {
                   NOEUD init = (NOEUD) Naming.lookup(rmi +"/INIT");
                   init.GetTonSuivant().Numerote(1);
                   init = null;
                } catch (NotBoundException ex) {
                    Logger.getLogger(NOEUDImpl.class.getName()).log(Level.SEVERE, null, ex);
                } catch (MalformedURLException ex) {
                    Logger.getLogger(NOEUDImpl.class.getName()).log(Level.SEVERE, null, ex);
                } catch (RemoteException ex) {
                    Logger.getLogger(NOEUDImpl.class.getName()).log(Level.SEVERE, null, ex);
                }
            }
             else if(cmd.equals("E")) {
                try {
                   
                   NOEUD init = (NOEUD) Naming.lookup(rmi +"/INIT");
                   StringTokenizer stSurvi = new StringTokenizer(init.GetInfo(),"-");
                   stSurvi.nextToken();
                   String survie = stSurvi.nextToken();
                   init.GetTonSuivant().Election(new Integer(survie),1024,0,1);
                   init = null;
                } catch (NotBoundException ex) {
                    Logger.getLogger(NOEUDImpl.class.getName()).log(Level.SEVERE, null, ex);
                } catch (MalformedURLException ex) {
                    Logger.getLogger(NOEUDImpl.class.getName()).log(Level.SEVERE, null, ex);
                } catch (RemoteException ex) {
                    //Logger.getLogger(NOEUDImpl.class.getName()).log(Level.SEVERE, null, ex);
                } catch (Exception e) {
                
                }
            }  
             else if(cmd.equals("END")) {
                    cont = false;
            }
            cmd = "";
        }
       return; 
    }

    
}