import java.io.*;
import java.util.StringTokenizer;
import java.awt.*;
import java.awt.datatransfer.*;
import java.awt.event.*;

public class tekstiredaktor extends Frame implements ActionListener{
	Button save=new Button("Salvesta");
	Button open=new Button("Ava");
	Button uus=new Button("Uus");
	Button cut=new Button("Lõika");
	Button copy=new Button("Kopeeri");
	Button paste=new Button("Kleebi");
	Button arv=new Button("Sõnade arv");
	Frame sona=new Frame();
	Button ok=new Button("OK");
	TextField number=new TextField("0");
	TextArea tekst=new TextArea();
   
  	//nurgast kinnipanek	
  	Frame kysim=new Frame();
   Button jah=new Button("Jah");
	Button ei=new Button("Ei");
	
	//uus leht	
  	Frame uusleht=new Frame();
   Button uusjah=new Button("Jah");
	Button uusei=new Button("Ei");

	
	//tavaline savemine
	Frame kysim2=new Frame();
	Button jah2=new Button("Jah");
  	Button tyhista2=new Button("Tühista");
	TextField nimi2=new TextField("Kirjuta siia faili nimi!");
	
	//open
	TextArea failid=new TextArea();
	Frame kysim3=new Frame();
   Button jah3=new Button("Jah");
  	Button tyhista3=new Button("Tühista");
	TextField nimi3=new TextField("Kirjuta siia faili nimi!");
	//error
	Frame error=new Frame();
	Button errorjah=new Button("Salvesta ikka");
	Button errorei=new Button("Tühista"); 
	
	public tekstiredaktor(){
		setTitle("Tekstiredaktor");
		setSize(500,600);
		Panel paneel=new Panel(new GridLayout(2,1));
	   Panel paneel2=new Panel(new FlowLayout());
		paneel.setLayout(new BorderLayout());
	   paneel.add(paneel2, BorderLayout.NORTH);
	  	paneel.add(tekst);
		Panel paneel3=new Panel(new FlowLayout());
		paneel2.setLayout(new BorderLayout());
		paneel2.add(paneel3, BorderLayout.WEST);
		paneel3.add(uus);
		paneel3.add(save);
		paneel3.add(open);
		paneel3.add(cut);
		paneel3.add(copy);
		paneel3.add(paste);
		paneel3.add(arv);
		
		uus.addActionListener(this);
		save.addActionListener(this);
		open.addActionListener(this);
		cut.addActionListener(this);
		copy.addActionListener(this);
		paste.addActionListener(this);
		arv.addActionListener(this);

		add(paneel);
   
   	addWindowListener(new WindowAdapter(){
     		public void windowClosing(WindowEvent e){
       	kysim.setVisible(true);
     		}
   	}
	   );
	   setVisible(true);
		
		//nurgast kinnipanek
		kysim.setSize(300,70);
		Panel savep=new Panel(new GridLayout(2,1));
		kysim.setTitle("Kas tahad programmist väljuda?");
		jah.addActionListener(this);
	   ei.addActionListener(this);
		savep.add(jah);
		savep.add(ei);
		kysim.add(savep);
			kysim.addWindowListener(new WindowAdapter(){
     			public void windowClosing(WindowEvent e){
      	 	kysim.setVisible(false);
     			}
   		}
	   	);
		   
		//uus
		uusleht.setSize(300,70);
		Panel uusp=new Panel(new GridLayout(2,1));
		uusleht.setTitle("Kas tahad tühja lehte?");
		uusjah.addActionListener(this);
	   uusei.addActionListener(this);
		uusp.add(uusjah);
		uusp.add(uusei);
		uusleht.add(uusp);
			uusleht.addWindowListener(new WindowAdapter(){
     			public void windowClosing(WindowEvent e){
      	 	uusleht.setVisible(false);
     			}
   		}
	   	);

		
		//tavaline savemine
		kysim2.setSize(300,90);
		Panel savep2=new Panel(new GridLayout(3,1));
		kysim2.setTitle("Kas tahad salvestada?");
		jah2.addActionListener(this);
		tyhista2.addActionListener(this);
	   savep2.add(nimi2);
		savep2.add(jah2);
		savep2.add(tyhista2);
		kysim2.add(savep2);
		kysim2.addWindowListener(new WindowAdapter(){
     			public void windowClosing(WindowEvent e){
      	 	kysim2.setVisible(false);
     			}
   		}
	   	);

		//open
		kysim3.setSize(300,200);
		kysim3.setTitle("Kas tahad faili avada?");
		Panel openp=new Panel(new GridLayout(2,1));
		Panel openp2=new Panel(new GridLayout(3,1));
		openp2.setSize(300,90);
		jah3.addActionListener(this);
		tyhista3.addActionListener(this);
	   openp2.add(nimi3);
		openp2.add(jah3);
		openp2.add(tyhista3);
		openp.setLayout(new BorderLayout());
		openp.add(openp2, BorderLayout.SOUTH);
		openp.add(failid);		
		kysim3.add(openp);
			kysim3.addWindowListener(new WindowAdapter(){
   	  		public void windowClosing(WindowEvent e){
      	 	kysim3.setVisible(false);
     			}
   		}
	   	);
		//error
		error.setSize(300,70);
		error.setTitle("Selline fail on juba olemas!!");
		Panel errorp=new Panel(new GridLayout(2,1));
		errorjah.addActionListener(this);
		errorei.addActionListener(this);
		errorp.add(errorjah);
		errorp.add(errorei);
		error.add(errorp);
			error.addWindowListener(new WindowAdapter(){
   	  		public void windowClosing(WindowEvent e){
      	 	error.setVisible(false);
     			}
   		}
	   	);

	
		//sõnade arv
		sona.setSize(225,50);
		sona.setTitle("Määra sõnade arv reas!");
		Panel reas=new Panel(new GridLayout(1,2));
		ok.addActionListener(this);
		reas.add(number);
		reas.add(ok);
		sona.add(reas);
			sona.addWindowListener(new WindowAdapter(){
     			public void windowClosing(WindowEvent e){
      	 	sona.setVisible(false);
     			}
   		}
	   	);

	}

		public void actionPerformed(ActionEvent e){
			
			//nurgast kinnipanek
			if(e.getSource()==jah){
	      	System.exit(0);
			}

		 	if(e.getSource()==ei){
		 		kysim.setVisible(false);
		 	}
		 
		 	//error
			if (e.getSource()==errorjah){
			try{
		  		String fnimi=nimi2.getText();
		  		String jutt=tekst.getText();
		  		File jutud=new File("Jutud");
		 			if(!jutud.isDirectory()){
       	 			jutud.mkdir();
       			}
        	PrintWriter faili=new PrintWriter(
		   	new FileWriter("Jutud"+File.separator+fnimi+".txt")
    	  	);
	     	
		   StringTokenizer stk=new StringTokenizer(jutt, "\n");
	     		while(stk.hasMoreTokens()){
       	  		faili.println(stk.nextToken()+"\n");
	     		}
    	   faili.close(); 
			}
	      catch(Exception viga){}
	      error.setVisible(false);
			}
			if(e.getSource()==errorei){
				error.setVisible(false);
				kysim2.setVisible(true);
			} 
			 		
			//tavaline savemine
			if(e.getSource()==save){                        
				kysim2.setVisible(true);
		 	}
			 
			if(e.getSource()==jah2){
		 		try{
		  		String fnimi=nimi2.getText();
				File kataloog=new File("Jutud");
				String[] nimed=kataloog.list();
				String tulemus="";
					for(int i=0; i<nimed.length; i++){
						tulemus=tulemus+nimed[i]+"\n";
					}
					if(tulemus.indexOf(fnimi)>=0){
						error.setVisible(true);
					}
					else{
		  				String jutt=tekst.getText();
		  				File jutud=new File("Jutud");
		 					if(!jutud.isDirectory()){
       	 					jutud.mkdir();
       					}
    	    				PrintWriter faili=new PrintWriter(
		   				new FileWriter("Jutud"+File.separator+fnimi+".txt")
 	   	  				);
			   			StringTokenizer stk=new StringTokenizer(jutt, "\n");
	 	    					while(stk.hasMoreTokens()){
    	   	 					faili.println(stk.nextToken("\n"));
		 		  				}
    	   			faili.close(); 

					}
			}
	      catch(Exception viga){}
	      kysim2.setVisible(false);
			}

			if(e.getSource()==tyhista2){
		 		kysim2.setVisible(false);
		 	}
		 				
			//open
			if(e.getSource()==open){ 
				File kataloog=new File("Jutud");
				String[] nimed=kataloog.list();
				String tulemus="";
				for(int i=0; i<nimed.length; i++){
				tulemus=tulemus+nimed[i]+"\n";
				}
				failid.setText(tulemus);
                       
				kysim3.setVisible(true);
		   }

			if(e.getSource()==jah3){
				try{
								
				File jutud=new File("Jutud");
		  		String fnimi3=nimi3.getText();
				BufferedReader sisse=new BufferedReader(
				new FileReader("jutud"+File.separator+fnimi3+".txt")
				);
				String kokku="";
				String rida=sisse.readLine();
				while(rida!=null){
				kokku=kokku+rida+("\n");
				rida=sisse.readLine();
				}
				tekst.setText(kokku);
				sisse.close();

				}
				catch(Exception viga){}
				kysim3.setVisible(false);
			}

			if(e.getSource()==tyhista3){
				kysim3.setVisible(false);
			}

			//uus
			
			if (e.getSource()==uus){
				uusleht.setVisible(true);
			}
			if(e.getSource()==uusjah){
				tekst.setText("");	
			}

		 	if(e.getSource()==uusei){
		 		uusleht.setVisible(false);
		 	}

			
				try{
					tekst.requestFocus();
					Robot r=new Robot();
					r.keyPress(KeyEvent.VK_CONTROL);
						if(e.getSource()==cut){
							r.keyPress(KeyEvent.VK_X);
							r.delay(100);
							r.keyRelease(KeyEvent.VK_X);
						}
						if(e.getSource()==copy){
							r.keyPress(KeyEvent.VK_C);
							r.delay(100);
							r.keyRelease(KeyEvent.VK_C);
						}
						if(e.getSource()==paste){
							r.keyPress(KeyEvent.VK_V);
							r.delay(100);
							r.keyRelease(KeyEvent.VK_V);
						}
					r.keyRelease(KeyEvent.VK_CONTROL);
				}
				catch(Exception probleem){System.out.println(probleem);
				probleem.printStackTrace();
				}
			
			if(e.getSource()==arv){
				sona.setVisible(true);
			}
			
			if(e.getSource()==ok){
				try{
					int nr=Integer.parseInt(number.getText());
					//võtab tekstiväljast arvu mis määrab sõnade arvu reas
			  		String jutt=tekst.getText();
					  //võtab tekstiväljast jutu mida hakkab jagama
					String[] kokku=new String[1000];
					int i=0;
						StringTokenizer stk=new StringTokenizer(jutt, "\n, ,	");//reavahetus, tyhik, tab
	     				while(stk.hasMoreTokens()){
						   kokku[i]=stk.nextToken();
								i++;						
						}
						
					String bla="";
					int sonadearv=i;
					int ra=nr; //sonade arv reas
					int ri=0;
					i=0;
						for(int u=0; u<sonadearv; u++){
						bla=bla+kokku[i]+" ";
						ri++;
						i++;
							if(ri==ra){
							bla=bla+"\n";
							ri=0;
							}
						}
					
				
					tekst.setText(bla);
					sona.setVisible(false);
				}
				catch(Exception viga){}
		 	} 
	}
	
  public static void main(String argumendid[]){
    new tekstiredaktor();
  }
}