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#include"console.h"
#include<iostream>
#include<conio.h>
#include<string>

using namespace std;

/* TÀI KHOẢNG CỦA GIÁO VIÊN / HỌC SINH */

#define TEACHER_USERNAME "trucvy"
#define TEACHER_PASSWORD "abc123!"
#define STUDENT_USERNAME "dinhhuukien"
#define STUDENT_PASSWORD "abc123!"

typedef struct Student {

string MSSV;

string Ho;
	string Lot;
	string Ten;

string hoTen = Ho + Lot + Ten;

float ANHVAN, GDTC, NMLT, PLDC, TCC, TH_NMLT, TH_PCMT, THUD, VLDC;

};
typedef struct StudentNode {
	
	Student student;
	StudentNode *next;

};
typedef struct StudentList{

StudentNode *head;
	StudentNode *tail;

};

void modifyStudent(Student &sd1, Student &sd2) {

sd1.hoTen = sd2.hoTen;

}
void printStudentList(StudentList &l) {

StudentNode *p = l.head;

cout << "Ma so sinh vien:      Ten Sinh vien:"<<endl;

while (p != NULL) {

cout << p->student.MSSV << "	      " << p->student.hoTen << endl;

p = p->next;
	}
}
StudentNode *getStudentNode(Student sd) {

StudentNode *p = new StudentNode;

if (p == NULL) {
		cout << "Khong du bo nho";
		exit(NULL);
	}

p->student.MSSV = sd.MSSV;
	p->student.Ho = sd.Ho;
	p->student.Lot = sd.Lot;
	p->student.Ten = sd.Ten;

p->student.hoTen = sd.Ho +" "+ sd.Lot +" "+ sd.Ten;

p->next = NULL;

return p;

}
void insertHead(StudentList &l, Student sd) {

StudentNode *p = getStudentNode(sd);

if (p == NULL){
		cout << "Sai du lieu";
		exit(NULL);
	}

if (l.head == NULL)
		l.head = l.tail = p;

else {

p->next = l.head;
		l.head = p;
	}

}
string getClientPerm() {

appMenu();
	int clientAnswer;

cout << "       DANG NHAP VOI QUYEN HAN LA \n" << endl;
	cout << "	1. Giao vien (Teacher)\n	2. Sinh vien (Student)\n	3. Thoat chuong trinh\n  -> ";;
	cin >> clientAnswer;

switch (clientAnswer) {
	case 1:
		return "teacher";
		break;
	case 2:
		return "student";
		break;
	default:

exit(NULL);
		break;
	}

}
void loadStudentToList(StudentList &l, char *fileName) {

Student sd;
	StudentNode *p = l.head;

char MSSV[50];
	char Ho[50];
	char Lot[50];
	char Ten[50];

FILE *f;

f = fopen(fileName, "r");

if (f == NULL)
	{
		cout << "Khong tim thay du lieu";
		exit(NULL);
	}

for (int i = 0; i < 275; i++) {

fscanf(f, "%s", &MSSV);

fseek(f, 10, SEEK_SET);

fscanf(f, "%s %s %s", &Ho, &Lot, &Ten);

sd.MSSV = string(MSSV);
		sd.Ho = string(Ho);
		sd.Lot = string(Lot);
		sd.Ten = string(Ten);

insertHead(l, sd);
	}

fclose(f);
}
void appMenu(){

cout << "= = = = = = = = = = = = = = = = = = = = = = = = " << endl;
	cout << "=                                             = " << endl;
	cout << "=   CHUONG TRINH QUAN LY HOC SINH/SINH VIEN   = " << endl;
	cout << "=       ( STUDENTS MANAGEMENT SYSTEM )        = " << endl;
	cout << "=                                             = " << endl;
	cout << "= = = = = = = = = = = = = = = = = = = = = = = = " << endl;
	cout << endl << endl;

}
bool isTeacherAccount() {

string password;
	string username;

clrscr();
	appMenu();

cout << "       DANG NHAP TAI KHOANG \n" << endl;

do {

fflush(stdin);

cout << "\n   [*] Nhap tai khoang Giao Vien:\n  ->";
		getline(cin, username);

cout << "\n   [*] Nhap mat khau Giao Vien:\n  ->";
		getline(cin, password);

if (password != TEACHER_PASSWORD || username != TEACHER_USERNAME) {

cout << "\nTai khoang hoac Mat Khau da nhap khong chinh xac" << endl;
			cout << "An ESC de tro lai. An bat ky de Dang Nhap lai";

} else

return true;

} while (_getch() != 27);

return false;
}
void main() {

//int clientAnswer;

//appMenu();

//cout << "   NHAP SO DE CHON TINH NANG TUONG UNG\n" << endl;
	//cout << "           1. Dang nhap\n        2. Thoat chuong trinh\n -> ";
	//cin >> clientAnswer;
	//
	//switch (clientAnswer) {
	//	case 1:
	//		clrscr();
	//		break;
	//	case 2:
	//		exit(NULL);
	//		break;
	//	default:
	//		clrscr();
	//		main();
	//		break;
	//}

//if ("teacher" == getClientPerm())
	//	if (isTeacherAccount()) {
	//		cout << "Dang nhap Thanh Cong, chuyen den giao dien Quan Ly";
	//		Sleep(1000);
	//		clrscr();
	//	}
	//else
	//	clrscr();
	
	StudentList l;
	l.head = l.tail = NULL;
	char *fileName = "mssv_hoten.txt";

loadStudentToList(l, fileName);

printStudentList(l);

_getch();

}

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