package edu.xlosksa01;

import java.io.*;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.List;
import java.util.Scanner;

public class Main{
    public static void main(String args[]) {
        Scanner sc = new Scanner(System.in);
        File file = new File("newfile.txt");
        try {
            file.createNewFile();
        } catch (IOException e4) {
            // TODO Auto-generated catch block
            e4.printStackTrace();
        }
        List<Studenti> studa = new ArrayList<Studenti>();
        int a = -1;
        System.out.println(
                "A:PRIDAT STUDENTA D:VYMAZAT STUDENTA L:NACITAT STUDENTOV S:UlOZIT STUDENTOV V:VYPIS STUDENTOV N:NAJST STUDENTA Z:najstznamku ab:abecedne del:deletefromfile PR:getstudijnyprum");
        while (true) {
            String vol = sc.next();
            switch (vol) {
            case "A":
                System.out.println("1:TECH 2:HUM 3:KOMB");
                String vol1 = sc.next();
                switch (vol1) {
                case "1":
                    a++;
                    studa.add(new Tech(a, sc.next(), sc.next(), sc.next()));
                    break;
                case "2":
                    a++;
                    studa.add(new Hum(a, sc.next(), sc.next(), sc.next()));
                    break;
                case "3":
                    a++;
                    studa.add(new Komb(a, sc.next(), sc.next(), sc.next()));
                }
                break;
            case "4":
                ((Tech) studa.get(sc.nextInt())).jePrestupny();
                break;
            case "Z":
                try {
                    studa.get(sc.nextInt()).setZnamka(sc.nextInt());
                } catch (Exception e1) {
                    // TODO Auto-generated catch block
                    e1.printStackTrace();
                }
                break;
            case "D":
                int volID = sc.nextInt();
                int reeee = 0;
                for (int k = 0; k < studa.size(); k++) {

                    if ((studa.get(k).getID() == volID)) {
                        reeee = k;
                        a--;
                        break;
                    }
                }
                studa.remove(reeee);
                break;
            case "AB":
                List<Studenti> studaCOMP = new ArrayList<>(studa);
                Collections.sort(studaCOMP, new Comparator<Studenti>() {
                    public int compare(Studenti s1, Studenti s2) {
                        return s1.getPrim().compareToIgnoreCase(s2.getPrim());
                    }
                });
                for (int k = 0; k < studaCOMP.size(); k++) {

                    System.out.println(studaCOMP.get(k).toString());
                }
                break;
            case "N":
                int volIDs = sc.nextInt();
                for (int k = 0; k < studa.size(); k++) {

                    if ((studa.get(k).getID() == volIDs)) {
                        volIDs = k;
                        a--;
                    }
                }
                System.out.println(studa.get(volIDs).toString());
                break;
            case "V":
                for (int k = 0; k < studa.size(); k++) {

                    System.out.println(studa.get(k).toString()+studa.get(k).getZnamka());
                }
                break;
            case "S":
                try (FileWriter fw = new FileWriter("newfile.txt", false);
                        BufferedWriter bw = new BufferedWriter(fw);
                        PrintWriter out = new PrintWriter(bw)) {
                    for (int k = 0; k < studa.size(); k++) {

                        out.println(studa.get(k).toString());

                    }
                } catch (IOException e) {
                    // TODO Auto-generated catch block
                    e.printStackTrace();
                }

                break;
            case "L":
                try {
                    Scanner sa = new Scanner(file);

                    while (sa.hasNext()) {
                        String test = sa.next();
                        switch (test) {
                        case "Hum":
                            a++;
                            studa.add(new Hum(sa.nextInt(), sa.next(), sa.next(), sa.next()));
                            break;
                        case "Tech":
                            a++;
                            studa.add(new Tech(sa.nextInt(), sa.next(), sa.next(), sa.next()));
                            break;
                        case "Komb":
                            a++;
                            studa.add(new Tech(sa.nextInt(), sa.next(), sa.next(), sa.next()));
                            break;
                        }
                    }
                    sa.close();
                } catch (FileNotFoundException e) {
                    // TODO Auto-generated catch block
                    e.printStackTrace();
                }
                break;
            case "LFFM":
                List<Studenti> studaTMPL = new ArrayList<Studenti>();
                try {
                    Scanner sa = new Scanner(file);

                    while (sa.hasNext()) {
                        String test = sa.next();
                        switch (test) {
                        case "Hum":

                            studaTMPL.add(new Hum(sa.nextInt(), sa.next(), sa.next(), sa.next()));
                            break;
                        case "Tech":

                            studaTMPL.add(new Tech(sa.nextInt(), sa.next(), sa.next(), sa.next()));
                            break;
                        case "Komb":

                            studaTMPL.add(new Tech(sa.nextInt(), sa.next(), sa.next(), sa.next()));
                            break;
                        }
                    }
                    sa.close();
                } catch (FileNotFoundException e) {
                    // TODO Auto-generated catch block
                    e.printStackTrace();
                }
                System.out.println("Enter firstName");
                String firstName = sc.nextLine();
                System.out.println("Enter lastName");
                String lastName = sc.nextLine();
                System.out.println("feelsbadman");
                int reeeeF = 0;
                for (int k = 0; k < studaTMPL.size(); k++) {

                    if ((studaTMPL.get(k).getJmeno() == firstName)&& studaTMPL.get(k).getPrim() == lastName) {
                        reeeeF = k;

                        break;
                    }
                }
                studa.add(studaTMPL.get(reeeeF));
            case "DEL":
                List<Studenti> studaTMP = new ArrayList<Studenti>();
                try {
                    Scanner sa = new Scanner(file);

                    while (sa.hasNext()) {
                        String test = sa.next();
                        switch (test) {
                        case "Hum":

                            studaTMP.add(new Hum(sa.nextInt(), sa.next(), sa.next(), sa.next()));
                            break;
                        case "Tech":

                            studaTMP.add(new Tech(sa.nextInt(), sa.next(), sa.next(), sa.next()));
                            break;
                        case "Komb":

                            studaTMP.add(new Tech(sa.nextInt(), sa.next(), sa.next(), sa.next()));
                            break;
                        }
                    }
                    sa.close();
                } catch (FileNotFoundException e) {
                    // TODO Auto-generated catch block
                    e.printStackTrace();
                }
                System.out.println("feelsbadman");
                int volIDDF1 = sc.nextInt();
                int reeeeF1 = 0;
                for (int k = 0; k < studaTMP.size(); k++) {

                    if ((studaTMP.get(k).getID() == volIDDF1)) {
                        reeeeF1 = k;

                        break;
                    }
                }
                studaTMP.remove(reeeeF1);
                try (FileWriter fw = new FileWriter("newfile.txt", false);
                        BufferedWriter bw = new BufferedWriter(fw);
                        PrintWriter out = new PrintWriter(bw)) {
                    for (int k = 0; k < studaTMP.size(); k++) {

                        out.println(studaTMP.get(k).toString());

                    }
                } catch (IOException e) {
                    // TODO Auto-generated catch block
                    e.printStackTrace();
                }

                break;
            default:
                System.out.println("Neplatna volba");
                break;
            }
            // System.out.println(studa.get(a).toString());
            int b = -9;
            if (a == (a + b)) {
                break;
            }
        }
        sc.close();
    }
}