import javax.swing.*;
import BreezySwing.*;

public class ProgAsgn2 extends GBFrame{

//Window objects

Jlabel nameLabel            = addLabel("Name:",3,3,1,1);
JLabel birthLabel           = addLabel("Date of Birth:",4,3,1,1);
JLabel admitLabel           = addLabel("Admission Date:",5,3,1,1);
JLabel doctorLabel          = addLabel("Treating Doctor:",6,3,1,1);
JLabel diagnosisLabel       = addLabel("Diagnosis:",8,3,1,1);
JLabel bedLabel             = addLabel("Bed Number:",1,3,1,1);
JLabel bedsInWardLabel      = addLabel("Number of Beds In Ward:",17,1,2,1);

JButton newButton           = addButton("New Patient",3,5,1,1);
JButton admitButton         = addButton("Admit Patient",6,5,1,1);
JButton dischargeButton     = addButton("Discharge Patient",9,5,1,1);
JButton previousButton      = addButton("<<<Previous",12,5,1,1);
JButton nextButton          = addButton("Next>>>",15,5,1,1);

JTextField nameTextField    = addTextField(" ",3,4,1,1);
JTextField birthTextField   = addTextField(" ",4,4,1,1);
JTextField admitTextField   = addTextField(" ",5,4,1,1);
JTextField doctorTextField  = addTextField(" ",6,4,1,1);

JTextArea diagnosisTextArea = addTextArea(" ",9,3,2,7);
JTextArea bedsTextArea      = addTextArea(" ",1,1,2,16);

IntegerField bedNumberIntegerField  = addIntegerField(" ",1,4,1,1);
IntegerField bedsInWardIntegerField = addIntegerField(0,17,2,1,1);

//Other instance variables
      int bed;                        //bed number
      int patient;                    //patient number
      int bedsInWard;                 //number of beds in ward 

      private int indexSelectedPatient;
      private int patientCount;

//Constructor

public ProgAsgn2(){
   setTitle("Patient Database--Version 1");

   indexSelectedPatient=1;
   patientCount=0;
 
   displayCurrentPatient();
}

//buttonClicked method

public void buttonClicked(JButton buttonObj){
   if(buttonObj == newButton){
       newPatient();
   }else{
   if(buttonObj == admitButton){
       admitPatient();
   }else{
   if(buttonObj == dischargeButton){
       dischargePatient();
   }else{
   if(buttonObj == previousButton){
       displayPreviousPatient();
   }else{
   if(buttonObj == nextButton){
       displayNextPatient();
}

//private methods

private void newPatient(){
   int bedsInWard=bedsInWardIntegerField.getNumber();
     if(int bedsInWard == 0){
     messageBox("Please enter number of beds in ward");
     return;
     }else{
     if(!int bedsInWard.isValid()){
     messageBox("Sorry:The number of beds must be an integer.";
     return;
     }else{
     if(int bedsInWard.isValid()){
        resetAllFields();

     if buttonObj == admitButton){
        admitPatient();
     }else{
     messageBox("Admission not complete.Details will be lost unless admitted.";
     return;
}
  

private void resetAllFields(){
    nameTextField.setText(" ");
    birthTextField.setText(" ");    
    admitTextField.setText(" ");
    doctorTextField.setText(" ");
    diagnosisTextArea.setText(" ");
    bedsInWardIntegerField.setNumber(" ");
}