package ćw6;

import java.io.BufferedReader;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.FileReader;
import java.io.IOException;
import java.io.PrintStream;
import java.util.HashSet;
import java.util.LinkedList;
import java.util.Scanner;
import java.util.Set;

public class File
{
    static Set<String> SetNames = new HashSet<String>();
    static Set<String> SetSurnames = new HashSet<String>();
    static LinkedList<String> ListNames = new LinkedList<String>();
    static LinkedList<String> ListSurnames = new LinkedList<String>();

    public static void record() throws IOException
    {
        Scanner scanner = new Scanner(System.in);
        PrintStream namesWriter = new PrintStream(new FileOutputStream("Names.txt", true));
        PrintStream surnamesWriter = new PrintStream(new FileOutputStream("Surnames.txt", true));

        System.out.println("Podawaj imiona i nazwiska. Wyraz \"stop\" kończy wpisywanie\n");
        System.out.print("Podaj imię: ");
        String name = scanner.nextLine();
        System.out.print("Podaj nazwisko: ");
        String surname = scanner.nextLine();
        while (((name.equalsIgnoreCase("stop")) || (surname.equalsIgnoreCase("stop"))) == false)
            {
                namesWriter.println(name);
                surnamesWriter.println(surname);
                System.out.print("Podaj imię: ");
                name = scanner.nextLine();
                System.out.print("Podaj nazwisko: ");
                surname = scanner.nextLine();
            }
        System.out.println("\nWpisywanie zakończone!");
        namesWriter.close();
        surnamesWriter.close();
        scanner.close();
    }

    public static LinkedList<String> readingNames() throws FileNotFoundException, IOException
    {
        try
            {
                FileReader readNames = new FileReader("Names.txt");
                BufferedReader bufferedReaderNames = new BufferedReader(readNames);
                String line = bufferedReaderNames.readLine();
                while (line != null)
                    {
                        SetNames.add(line);
                        line = bufferedReaderNames.readLine();
                    }
                ListNames.addAll(SetNames);
                bufferedReaderNames.close();
                readNames.close();
            } catch (FileNotFoundException e)
            {
                System.err.println("Nie można odnalezć pliku o nazwie \"Names.txt\"");
            } catch (IOException e)
            {
                System.err.println("Nieznany błąd wejścia typu Input-Output");
            }
        return ListNames;
    }

    public static LinkedList<String> readingSurnames() throws FileNotFoundException, IOException
    {
        try
            {
                FileReader readSurnames = new FileReader("Surnames.txt");
                BufferedReader bufferedReadSurnames = new BufferedReader(readSurnames);

                String line = bufferedReadSurnames.readLine();
                while (line != null)
                    {
                        SetSurnames.add(line);
                        line = bufferedReadSurnames.readLine();
                    }
                ListSurnames.addAll(SetSurnames);
                bufferedReadSurnames.close();
                readSurnames.close();
            } catch (FileNotFoundException e)
            {
                System.err.println("Nie można znalezć pliku o nazwie \"Surnames.txt\"");
            } catch (IOException e)
            {
                System.err.println("Nieznany błąd wejścia typu Input-Output");
            }
        return ListSurnames;
    }
}