/*
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 */
package myfirstapplication;

import java.io.BufferedReader;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.text.DateFormat;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.swing.JTextArea;

/**
 *
 * @author Cameron
 */
public class CustomerList {


    ArrayList <Customer> Clients = new ArrayList();
    DateFormat dateFormat = new SimpleDateFormat("dd/MM/yyyy");

    public CustomerList() {

       // Clients = null;
    }



    public void SaveToFile(){

        FileWriter writer = null;
        try {
            //clear file
            Utility cf = new Utility();
            String filename = "clients.txt";
            cf.clearTheFile(filename);
            writer = new FileWriter(filename, true);
            System.out.println(Clients+"...");  //new customer is loaded
            for (Customer Client : Clients) {
                            //write is null

                writer.write(Client.getFirstName()+System.getProperty("line.separator"));
                writer.write(Client.getSurname()+System.getProperty("line.separator"));
                writer.write(dateFormat.format(Client.getDOB())+System.getProperty("line.separator"));
                writer.write(dateFormat.format(Client.getCustomerSince())+System.getProperty("line.separator"));
                writer.write(Client.getHomeAddress().stringoutput()+System.getProperty("line.separator"));
                writer.write("##"+System.getProperty("line.separator"));


                //write to file
                //add hash
            }

            writer.flush();
            writer.close();
            writer = null;
            //flush and close writer
        } catch (IOException ex) {
            Logger.getLogger(CustomerList.class.getName()).log(Level.SEVERE, null, ex);
        } finally {

        }
        }




    public void LoadFromFile(){


        try {
            String record;
            FileReader reader;
            Customer customer;
            IAddress address;

            reader = new FileReader("clients.txt");
            BufferedReader bin = new BufferedReader(reader);
            record = new String();
            while((record = bin.readLine()) != null){

                String forname = record;
                String surname = bin.readLine();
                String dob = bin.readLine();
                Date dateofbirth = dateFormat.parse(dob);
                String customersince = bin.readLine();
                Date customerSince = dateFormat.parse(customersince);

                String addressname = bin.readLine();
                int addresshouseno = Integer.parseInt(bin.readLine());
                String addressstreet = bin.readLine();
                String addresstown = bin.readLine();
                String addresspostcode = bin.readLine();
                String addressarea = bin.readLine();
                String addresscountry = bin.readLine();


                address = new IAddress(addressname, addressstreet, addresshouseno, addressarea, addresspostcode, addresstown, addresscountry);
                customer = new Customer(forname, surname, dateofbirth, customerSince, address);
                Clients.add(customer);
                String hash =  bin.readLine();

            }


            bin.close();
            bin = null;
        } catch (FileNotFoundException ex) {
            Logger.getLogger(CustomerList.class.getName()).log(Level.SEVERE, null, ex);
        } catch (IOException ex) {
            Logger.getLogger(CustomerList.class.getName()).log(Level.SEVERE, null, ex);
        } catch (ParseException ex) {
            Logger.getLogger(CustomerList.class.getName()).log(Level.SEVERE, null, ex);
        }




    }



    public void AddCustomer(Customer newCustomer){

        Clients.add(newCustomer);
    }

    public void DeleteCustomer(Customer newCustomer){

        Clients.remove(newCustomer);
    }
    public void RemoveBySurnameandForename(String Surname, String forename){

        for(int i = 0; i < Clients.size(); i++){
            if(Clients.get(i).getSurname().equals(Surname) && Clients.get(i).getFirstName().equals(forename)){
                Clients.remove(i);
            }
        }

    }

    public void Display(JTextArea jClientsTextArea){

        System.out.println(Clients);

        for(int i = 0; i < Clients.size(); i++){
            Clients.get(i).Display(jClientsTextArea);
        }
    }

}