import java.util.Scanner;
import java.io.IOException;
import java.io.BufferedReader;
import java.io.PrintWriter;
import java.io.File;
import java.io.FileReader;
import java.io.FileWriter;
import java.util.ArrayList;
public class manager
{
    private String titlos;
    private String year;
    private String thema;
    private String siggrafeas;
    private double timi;
    private int temaxia;

    public void menu() throws IOException
    {
        System.out.println("Plhktrologhse kapoion apo tous epomenous ari8mous gia epeksergasia");
        System.out.printf("%s\t%s\n","1:Anazhthsh arxeiou","2:Diagrafh arxeiou");


        System.out.printf("%s\t%s\n","3:Dimiourgia arxeiou ana thematikh perioxh","4:Antigrafh arxeiou");
        System.out.printf("%s\t%s\n","5:Metonomasia arxeiou","6:Eksodos");
        Scanner input=new Scanner(System.in);
        int epilogi=input.nextInt();
        while(epilogi<1||epilogi>6)
        {
            System.out.println("Plhktrologhse apo to 1-6");
            epilogi=input.nextInt();
        }
        try
        {
        if(epilogi==1)
        {
            int i=anazitisi_arxeiou();

            if(i==0)
            {
                retry();
                menu();
            }
        }
        else if(epilogi==2)
        {
            diagrafh_arxeiou();
        }
        else if(epilogi==3)
        {
            int done=dimiourgia_arxeiou();
            if(done==1)
            {
                menu();
            }

        }
        else if(epilogi==4)
        {



            int done=antigrafi_arxeiou();

             if(done==1)
            {
                System.exit(0);
            }

            else if(done==0)
            {
                retry();
                menu();
            }
        }
        else if(epilogi==5)
        {


            int i=metonomasia();

             if(i==0)
            {
                retry();
                menu();
            }
            menu();
        }

        else if(epilogi==6)
        {
            System.exit(0);
        }
        }
        catch(SecurityException secException)
        {
            System.err.println("cannot find the file");

        }
        catch(IOException e)
        {
            System.err.println(e.getMessage());
            return;
        }
        retry();
        menu();
    }



    private int metonomasia()
    {
        Scanner input=new Scanner(System.in);
        String line;

        try
        {

        while((line=anazitisi_2()).equals(null))
        {

        }
        File f=new File(line);

        System.out.println("Plhktrologhse to neo arxeio me thn kataliksi tou");
        f.renameTo(new File(input.nextLine()));
        return 1;
        }

        catch(IOException e)
        {
            System.err.println(e.getMessage());
            return 0;
        }
    }







    private int antigrafi_arxeiou() throws IOException
    {
        int i=0;
        String line;
        BufferedReader reader=null;
        PrintWriter writer=null;
        try
        {
        while((line=anazitisi_2()).equals(null))
        {

        }

        Scanner input=new Scanner(System.in);
         reader=new BufferedReader(new FileReader(line));
        System.out.println("Plhktrologhse to onoma kai th kataliksi tou neou arxeiou");
        writer=new PrintWriter(new FileWriter(input.nextLine()));
        while((line=reader.readLine())!=null)
        {
            writer.println(line);
        }
        return 1;
        }
        catch(IOException e)
        {
            System.err.println(e.getMessage());
            return i;
        }
        finally
        {
            if(reader!=null)
            {
                reader.close();
            }
            if(writer!=null)
            {
                writer.close();
            }

        }
    }





    private String anazitisi_2() throws IOException
    {

        Scanner input=new Scanner(System.in);
        System.out.println("Plhktrologhse to onoma tou arxeiou me thn kataliksi");
        String filename=input.nextLine();
        File f=new File(filename);

        if(!f.exists())
        {
            System.err.println("File does not exist");
            System.exit(1);
        }
        if(!f.canWrite())
        {
            throw new IllegalArgumentException("Write protected"+f);
        }
        if(!f.isFile())
        {
            throw new IOException("It's not a file.");
        }
        if(!f.canRead())
        {
            throw new IllegalArgumentException("Cannot read the file"+f);
        }

        if(f.exists())
        {
            return filename;
        }
        return null;

    }





    private int dimiourgia_arxeiou() throws IOException
    {
        Scanner input=new Scanner(System.in);
        System.out.println("Plhktrologhse to onoma tou arxeiou me kataliksi gia dhmiourgia");
        String filename=input.nextLine();
        File f=new File(filename);
        if(!f.exists())
        {
            f.createNewFile();
            System.out.println("New file"+filename+" has been created");
        }
        else
        {
            System.out.println("The file already exists");

        }
        System.out.println("Gia eksodo pata 0.Alliws pata 1");
        int i=input.nextInt();
        if(i==0)
        {
            System.exit(0);
        }
        return i;
    }



    private void diagrafh_arxeiou() throws IOException
    {
        Scanner input=new Scanner(System.in);
        String line;
        while((line=anazitisi_2()).equals("null"))
        {

        }
        File f=new File(line);
        if(!f.canWrite())
        {
            throw new IllegalArgumentException("The file is write protected!");
        }
        boolean success=f.delete();
        if(!success)
        {
            throw new IllegalArgumentException("Deletion failed");
        }
        if(success)
        {
            System.out.println("Deletion completed!");
        }

    }



    private void submenu(String filename) throws IOException
    {
        Scanner input=new Scanner(System.in);
        System.out.println("Plhktrologhse: 1:Eisagwgi vivliwn");
        System.out.println("2:Diagrafh vivliwn");
        System.out.println("3:Enimerwsi vivliwn");
        System.out.println("4:Eksodos");
        int epilogi=input.nextInt();
        if(epilogi==1)
        {
            eisagwgi(filename);
        }
        else if(epilogi==2)
        {
            diagrafh_vivliwn(filename);
        }
        else if(epilogi==3)
        {
            enimerwsi(filename);
        }
        else if(epilogi==4)
        {
            return;
        }
        else
        {
            while(epilogi<1&&epilogi>4)
            {
                System.out.println("Plhktrologhse: 1:Eisagwgi vivliwn");
                System.out.println("2:Diagrafh vivliwn");
                System.out.println("3:Enimerwsi vivliwn");
                System.out.println("4:Eksodos");
                epilogi=input.nextInt();
            }
        }
        retry();
        submenu(filename);
    }













    private void enimerwsi(String filename) {
        // TODO Auto-generated method stub

    }



    private void diagrafh_vivliwn(String filename) throws IOException
    {
        Scanner input=new Scanner(System.in);
        ArrayList<String> books=new ArrayList<String>();
        System.out.println("Plhtkrologhse tous titlous twn vivliwn gia diagrafh.Gia eksodo pata #");
        int i=0;
        books.add(i,input.nextLine());
        while(!books.contains("#"))
        {
            i++;
            System.out.println("Plhtkrologhse tous titlous twn vivliwn gia diagrafh.Gia eksodo pata #");
            books.add(i,input.nextLine());
        }

        BufferedReader reader=null;
        PrintWriter writer=null;
        String line;
        manager book=new manager();
        File from=new File(filename);
        File to=new File("mytemp123.txt");

        try
        {

        reader=new BufferedReader(new FileReader(from));
        writer=new PrintWriter(new FileWriter(to));
        while((line=reader.readLine())!=null)
        {
            if(books.contains(book.getTitlos()))
            {
                continue;
            }
            writer.println(line);
        }
        }
        finally
        {
            if(reader!=null)
            {
                reader.close();
            }
            if(writer!=null)
            {
                writer.close();
            }
        }
        to.renameTo(from);
    }



    private void eisagwgi(String filename) throws IOException
    {

        PrintWriter writer=null;
        manager book=new manager();
        writer=new PrintWriter(new FileWriter(filename,true));
        while(eggrafes()!=0)
        {
            writer.println(book.toString());
        }
        writer.close();

    }


    public int eggrafes()
    {
        System.out.println("Dose titlo,etos eksodhs,siggrafea,thematikh perioxh,timi kai temaxia.Gia eksodo pata 0");
        Scanner input=new Scanner(System.in);
        setTitlos(input.nextLine());
        setYear(input.nextLine());
        setSiggrafeas(input.nextLine());
        setThema(input.nextLine());
        setTimi(input.nextDouble());
        setTemaxia(input.nextInt());
        if(getTitlos().equals("0"))
        {
            return 0;
        }
        else if(getYear().equals("0"))
        {
            return 0;
        }
        else if(getSiggrafeas().equals("0"))
        {
            return 0;
        }
        else if(getThema().equals("0"))
        {
            return 0;
        }
        else if(getTimi()==0)
        {
            return 0;
        }
        else if(getTemaxia()==0)
        {
            return 0;
        }
        return 1;


    }

    private int anazitisi_arxeiou() throws IOException
    {
        Scanner input=new Scanner(System.in);
        int i=0;
        System.out.println("Plhtkrologhse onoma arxeiou me kataliksi");
        String filename=input.nextLine();
        File f=new File(filename);
        if(!f.exists())
        {
            throw new SecurityException("File does not exist");

        }
        if(!f.isFile())
        {
            throw new IllegalArgumentException(filename+"is not a file");

        }
        if(!f.canRead())
        {
            throw new IllegalArgumentException("Cannot read the file");
        }
        if(f.exists())
        {
            if(f.isFile())
            {

                i=1;
                submenu(filename);
                return i;
            }
        }
        return i;
    }



    public void retry()
    {
        System.out.println("An epi8umeite eksodo pathste 0.Gia na ksanaprospa8hsete pathste 1");
        Scanner input=new Scanner(System.in);
        int epilogi=input.nextInt();
        while(epilogi!=0 && epilogi!=1)
        {
            System.out.println("An epi8umeite eksodo pathste 0.Gia na ksanaprospa8hsete pathste 1");
            epilogi=input.nextInt();
        }
        if(epilogi==0)
        {
            System.exit(0);
        }

    }

    public void setTitlos(String title)
    {
        titlos=title;
    }
    public String getTitlos()
    {
        return titlos;
    }
    public void setYear(String year)
    {
        this.year=year;
    }
    public String getYear()
    {
        return year;
    }
    public void setSiggrafeas(String writer)
    {
        siggrafeas=writer;
    }
    public String getSiggrafeas()
    {
        return siggrafeas;
    }
    public void setThema(String subject)
    {
        thema=subject;
    }
    public String getThema()
    {
        return thema;
    }
    public void setTimi(double price)
    {
        timi=price;
    }
    public double getTimi()
    {
        return timi;
    }
    public void setTemaxia(int kommatia)
    {
        temaxia=kommatia;
    }
    public int getTemaxia()
    {
        return temaxia;
    }
    @Override
    public String toString()
    {
        return String.format("%s %s %s %s %f %d",getTitlos(),getYear(),getSiggrafeas(),getThema(),getTimi(),getTemaxia());

    }
}