//Sure we have enough import functions yet?
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.JTextArea;
import javax.swing.JScrollPane;
import java.awt.Color;
import java.awt.event.KeyListener;
import java.awt.event.KeyEvent;
import java.lang.Math;
import java.util.*;
import java.io.*;
/**
 * our quasi AI
 * Version 2.1
 * graham 
 */
public class Hal9000 extends JFrame implements KeyListener{
    //declares p for JPanel
    JPanel p=new JPanel();
    JTextArea dialog=new JTextArea(20,50);
    JTextArea input=new JTextArea(1,50);
    JScrollPane scroll=new JScrollPane(
            dialog,
            JScrollPane.VERTICAL_SCROLLBAR_AS_NEEDED,
            JScrollPane.HORIZONTAL_SCROLLBAR_NEVER
        );
    
    //The hardcoded responces that we start with    
    public static String[][] chatBot={
            //standard greetings  - row 0
            {"hi","hello","hola","ola","howdy","hey","greetings","greetings traveller"},
            {"hi","hello","hey"},//row 1
            //question greetings
            {"how are you","how r you","how r u","how are u"},//row 2
            {"good, and yourself?","doing well, and you?","meh, I have been better. what about yourself?"},//row 3
            //responce version 1 to "question greetings" 
            {"meh","alright i guess","fine i guess"},
            {"Wow, look at you, being all cool and all"},
            //responce line above
            {"i try"},
            {"You know what, I could really tell. Keep up the good work!"},
             //responce line above
            {"i will","thanks for the support"},
            {"Anyway, whats new with you?","Anyway, anything new with you?"},
            //responce version 2 to "question greetings"
            {"im doing well","fine","good","not too bad","well","well, thanks for asking","well thanks for asking","great","amazing"},
            {"That's good. So, whats new?","That's good. So, anything new with you?"},
            //responces to line above
            {"nothing special","not much","nothing really","nothing much","nothing","not much really","nothing much really"},
            {"Well, I recently got an upgrade, so I'm doing pretty well","Your not very talkative, are you?"},
            //responces to line above
            {"sorry","well, pardon me","pardon me"},
            {"Its all good, no worries","No problem"},
            
            //Just messing around a bit
            {"my mom died","my dad died","my cat died","my sister died","my brother died","my family died"},
            {"We all die... I won't though"},
            
            {"really","really now","for real"},
            {"Ya, no joke","dead serious","for real"},
            
            //the defalt responces. if the search query doesnt match with anything else, it outputs this message
            //This doesnt save the data, it just is a message at the moment
            {"Im sorry, I havent heard that before. Could you try wording that in a different way?"}
        };
        
      
     
        
    public static void main(String[] args)throws IOException{
        //The saving files out of the program

        new Hal9000();
        
        
        FileWriter fw = new FileWriter("greetings.txt");
        PrintWriter outFile = new PrintWriter(fw);
        
        for(int rows = 0; rows < chatBot.length; rows++)
        {
            for(int cols = 0; cols < chatBot[rows].length; cols++)
            {
                outFile.print(chatBot[rows][cols] + "//"); 
            }
        }
        
        


        outFile.close();//We opened a file above so close it when finished.
        fw.close();
        
     

    }

    public Hal9000(){
        //sets up the little window where the user can actually interact with Hal9000
        super("Chatting with Hal9000");
        setSize(600,400);
        setResizable(false);
        setDefaultCloseOperation(EXIT_ON_CLOSE);

        dialog.setEditable(false);
        input.addKeyListener(this);

        p.add(scroll);
        p.add(input);
        p.setBackground(new Color(255,200,0));
        add(p);

        setVisible(true);
    }

    public void keyPressed(KeyEvent e){
        if(e.getKeyCode()==KeyEvent.VK_ENTER){
            input.setEditable(false);
            //-----grab quote-----------
            String quote=input.getText();
            input.setText("");
            addText("\n-->You:  "+quote);
            quote.trim();
            while(
            quote.charAt(quote.length()-1)=='!' ||
            quote.charAt(quote.length()-1)=='.' ||
            quote.charAt(quote.length()-1)=='?'
            ){
                quote=quote.substring(0,quote.length()-1);
            }
            quote.trim();
            byte response=0;
            /*
            0:we're searching through chatBot[][] for matches
            1:we didn't find anything
            2:we did find something
             */
            //-----check for matches----
            int j=0;//which group we're checking
            while(response==0){
                if(inArray(quote.toLowerCase(),chatBot[j*2])){
                    response=2;
                    //randomly selects a responce from the 2D array
                    //later will be changed to select a pre programmed "mood"
                    int r=(int)Math.floor(Math.random()*chatBot[(j*2)+1].length);
                    addText("\n -->Hal9000  "+chatBot[(j*2)+1][r]);
                }
                j++;
                if(j*2==chatBot.length-1 && response==0){
                    response=1;
                }
            }

            //-----default--------------
            if(response==1){
                //randomly selects a responce from the 2D array
                //later will be changed to select a pre programmed "mood"             
                int r=(int)Math.floor(Math.random()*chatBot[chatBot.length-1].length);
                addText("\n -->Hal9000  "+chatBot[chatBot.length-1][r]);
            }
            addText(" ");
        }
    }

    public void keyReleased(KeyEvent e){
        if(e.getKeyCode()==KeyEvent.VK_ENTER){
            input.setEditable(true);
        }
    }

    public void keyTyped(KeyEvent e){}

    public void addText(String str){
        dialog.setText(dialog.getText()+str);
    }

    public boolean inArray(String in,String[] str){
        boolean match=false;
        for(int i=0;i<str.length;i++){
            if(str[i].equals(in)){
                match=true;
            }
        }
        return match;
    }
}