package baithuchanh2;

import java.util.LinkedList;
import java.util.List;
import java.util.Scanner;

/**
*
* @author baolhq
*/
public class Bai4 {

 public static void main(String[] args) {
  Scanner sc = new Scanner(System.in);
  boolean chayChuongTrinh = true;
  while (chayChuongTrinh) {
   inMenu();
   System.out.print("Chon: ");
   int chonChucNang = sc.nextInt();
   
   switch (chonChucNang) {
    case 0:
     chayChuongTrinh = false;
     break;
    case 1:
     int hocVienThu = TrungTamGiaSu.getDanhSachHocVien().size();
     boolean nhapHocVien = true;
     while (nhapHocVien) {
      System.out.print("Ban co muon nhap (Y/N): ");
      String traLoi = sc.next();
      if (traLoi.equalsIgnoreCase("N")) {
       nhapHocVien = false;
      } else if (traLoi.equalsIgnoreCase("Y")) {
       System.out.printf("Nhap thong tin hoc vien thu %d:\n", hocVienThu + 1);
       HocVien hocVien = new HocVien();
       hocVien.nhap(sc);
       if (!TrungTamGiaSu.getDanhSachHocVien().add(hocVien)) {
        System.out.println("Co loi da xay ra khi nhap!");
       } else {
        System.out.printf("Nhap thanh cong hoc vien thu %d\n", hocVienThu + 1);
        hocVienThu++;
       }
      }
     }
     break;
    case 2:
     System.out.println("\n========== Danh sach hoc vien ==========");
     for (int i = 0; i < TrungTamGiaSu xss=removed xss=removed xss=removed xss=removed xss=removed xss=removed xss=removed xss=removed xss=removed xss=removed xss=removed xss=removed xss=removed xss=removed xss=removed xss=removed xss=removed xss=removed> DanhSachHocVien = new LinkedList<HocVien>();
 
 public static void danhSachHocVienTot() {
  for (HocVien hocVien : DanhSachHocVien) {
   if (hocVien.coTot()) {
    System.out.println(hocVien);
   }
  }
 }

 public static HocVien timHocVien_QueQuan(String queQuanTim) {
  HocVien hocVienTim = null;
  
  for (HocVien hocVien : DanhSachHocVien) {
   if (hocVien.getQueQuan().equalsIgnoreCase(queQuanTim)) {
    hocVienTim = hocVien;
    break;
   }
  }
  
  return hocVienTim;
 }
 public static HocVien timHocVien(String hoTenTim) {
  HocVien hocVienTim = null;
  
  for (HocVien hocVien : DanhSachHocVien) {
   if (hocVien.getHoTen().equalsIgnoreCase(hoTenTim)) {
    hocVienTim = hocVien;
    break;
   }
  }
  
  return hocVienTim;
 }
 public static HocVien timHocVien(int maSoTim) {
  HocVien hocVienTim = null;
  
  for (HocVien hocVien : DanhSachHocVien) {
   if (hocVien.getMaSoHocVien() == maSoTim) {
    hocVienTim = hocVien;
    break;
   }
  }
  
  return hocVienTim;
 }
 /**
  * @return the danhSachHocVien
  */
 public static List<HocVien>getDanhSachHocVien() {
  return DanhSachHocVien;
 }
}

class HocVien {
 private int maSoHocVien;
 private String hoTen;
 @SuppressWarnings("unused")
 private int namSinh;
 @SuppressWarnings("unused")
 private String gioiTinh;
 private String queQuan;
 private double diemMon1, diemMon2, diemMon3;
 
 public boolean coTot() {
  boolean tot = false;
  double diemTrungBinh = 0;
  diemTrungBinh = (this.diemMon1 + this.diemMon2 + this.diemMon3) / 3;
  tot = diemTrungBinh >= 8.0 && !(this.diemMon1 < 5.0 || this.diemMon2 < 5.0 || this.diemMon3 < 5.0);
  
  return tot;
 }
 
 public void nhapDiem(Scanner sc) {
  System.out.print("Nhap diem mon 1: ");
  this.diemMon1 = sc.nextDouble();
  System.out.print("Nhap diem mon 2: ");
  this.diemMon2 = sc.nextDouble();
  System.out.print("Nhap diem mon 3: ");
  this.diemMon3 = sc.nextDouble();
 }
 
 public void nhap(Scanner sc) {
  System.out.print("Nhap ma so: ");
  this.maSoHocVien = sc.nextInt();
  System.out.print("Nhap ho ten: ");
  sc.nextLine();
  this.hoTen = sc.nextLine();
  System.out.print("Nhap nam sinh: ");
  this.namSinh = sc.nextInt();
  System.out.print("Nhap que quan: ");
  sc.nextLine();
  this.queQuan = sc.nextLine();
 }
 
 @Override
 public String toString() {
  return String.format("%d | %s", this.maSoHocVien, this.hoTen);
 }

 /**
  * @return the maSoHocVien
  */
 public int getMaSoHocVien() {
  return this.maSoHocVien;
 }

 /**
  * @return the hoTen
  */
 public String getHoTen() {
  return this.hoTen;
 }

 /**
  * @param hoTen the hoTen to set
  */
 public void setHoTen(String hoTen) {
  this.hoTen = hoTen;
 }

 /**
  * @return the queQuan
  */
 public String getQueQuan() {
  return this.queQuan;
 }
}