import Factory.Being.Generic;

import Factory.Being.Kid;

import Factory.Being.OompaLoompa;

import java.util.ArrayList;

import java.util.List;

import java.io.PrintWriter;

import java.io.File;

import java.io.FileNotFoundException;

import java.io.IOException;

import Factory.GoldenTicket;

import Factory.Product;

import java.text.SimpleDateFormat;

import java.util.Date;

import java.util.stream.Stream;

import java.text.ParseException;

import java.nio.file.Files;

import java.nio.file.Paths;

import java.util.Random;

public class FileMan{

private static ArrayList<Generic> beingsList = new ArrayList<Generic>();

private static ArrayList<Product> productsList = new ArrayList<Product>();

private static ArrayList<GoldenTicket> prizeTicketsList = new ArrayList<GoldenTicket>();

private static SimpleDateFormat defaultDateFormat = new SimpleDateFormat("dd/MM/yyyy");

public FileMan(){

loadProducts();

}

public static void addBeing(Generic beingToAdd){

beingsList.add(beingToAdd);

String filePath = "";

if (beingToAdd instanceof Kid){

filePath = "Factory\\Storage\\K" + beingToAdd.getCode() + ".txt";

}

else{

filePath = "Factory\\Storage\\O" + beingToAdd.getCode() + ".txt";

}

File tmpFile = new File(filePath);

if(tmpFile.exists() == false)

{

try{

tmpFile.createNewFile();

}catch(IOException e) {

e.printStackTrace();

}

}

try (PrintWriter out = new PrintWriter(filePath)) {

if (beingToAdd instanceof Kid){

Kid kidToAdd = (Kid) beingToAdd;

String output = (new StringBuilder()).append(kidToAdd.getCode()).append(",").append(kidToAdd.getName()).append(",").append(kidToAdd.getBirthday()).append(",").append(kidToAdd.getPlaceOfBirth()).toString();

out.println(output);

}else{

OompaLoompa oompaLoompaToAdd = (OompaLoompa) beingToAdd;

String output = (new StringBuilder()).append(oompaLoompaToAdd.getCode()).append(",").append(oompaLoompaToAdd.getName()).append(",").append(oompaLoompaToAdd.getHeight()).append(",").append(oompaLoompaToAdd.getFavouriteFood()).toString();

out.println(output);

}

}

catch (FileNotFoundException e)

{

e.printStackTrace();

}

}

public static ArrayList<Generic> getBeings(){

return beingsList;

}

public static void saveProducts(){

String filePath = "Factory\\Storage\\Products.txt";

File tmpFile = new File(filePath);

if(tmpFile.exists() == false)

{

try{

tmpFile.createNewFile();

}catch(IOException e) {

e.printStackTrace();

}

}

try (PrintWriter out = new PrintWriter(filePath)) {

for (Product currentProduct : productsList)

{

String output = (new StringBuilder()).append(currentProduct.getBarcode()).append(",").append(currentProduct.getSerialNumber()).append(",").append(currentProduct.getDescription()).append(",").append(currentProduct.getPrizeTicketString()).toString();

out.println(output);

}

}

catch (FileNotFoundException e)

{

e.printStackTrace();

}

}

public static void loadProducts(){

String filePath = "Factory\\Storage\\Products.txt";

try (Stream<String> stream = Files.lines(Paths.get(filePath))) {

stream.forEach(item->{

String[] parts = item.split(",");

String description = parts[2];

long barcode = Long.parseLong(parts[0]);

String serialNumber = parts[1];

if(parts.length == 4){

try{

String code = parts[3];

Date raffledDate = defaultDateFormat.parse(parts[4]);

GoldenTicket prizeTicket = new GoldenTicket(code,raffledDate);

productsList.add(new Product(description,barcode,serialNumber,prizeTicket));

}catch(ParseException e)

{

e.printStackTrace();

}

}else

{

productsList.add(new Product(description,barcode,serialNumber));

}

});

}catch(IOException e)

{

e.printStackTrace();

}

}

public static void printProductTickets()

{

for (Product currentProduct : productsList)

{

if(currentProduct.getPrizeTicket() != null){

System.out.println(currentProduct.getPrizeTicketString());

}

}

}

public static void printPrizeTickets()

{

for (GoldenTicket currentTicket : prizeTicketsList)

{

System.out.println((new StringBuilder()).append(currentTicket.getCode()).append(",").append(currentTicket.getDateRaffled()).append(",").toString());

}

}

public static void addPrizeTicket(GoldenTicket ticketToAdd)

{

prizeTicketsList.add(ticketToAdd);

}

public static Product findProductByBarcode(long barcode){

for (Product currentProduct : productsList)

{

if(currentProduct.getBarcode() == barcode){

return currentProduct;

}

}

return null;

}

public static void removeProduct(String serialNumber, long barcode){

int indexToRemove = -10;

for(int i=0;i<=productsList.size();i++){

if((productsList.get(i)).getBarcode() == barcode && (productsList.get(i)).getSerialNumber() == serialNumber){

indexToRemove = i;

break;

}

}

productsList.remove(indexToRemove);

saveProducts();

}

public static void addProduct(Product productToAdd)

{

productsList.add(productToAdd);

saveProducts();

}

public static Product getRandomProduct()

{

Random rand = new Random();

return productsList.get(rand.nextInt(productsList.size()) + 1);

}

public static GoldenTicket getNewGoldenTicket()

{

Random rand = new Random();

return new GoldenTicket(Integer.toString(rand.nextInt(10000)), new java.util.Date());

}

public static GoldenTicket getPrizeTickeyByCode(int code)

{

for (GoldenTicket currentTicket : prizeTicketsList)

{

if(currentTicket.getCode() == Integer.toString(code)){

return currentTicket;

}

}

return null;

}

}