#include<stdio.h>
#include<stdlib.h>
#include<malloc.h>
#include<string.h>
#include "akunmanager.h"

int a;
int b;
int vmark[29];
int flagger=0;
int maxstudent=0;

int number=0;

int rtm=0;



int notloggingout=0;
void menu();


int strcicmp(char const *a, char const *b);

	  	char query[29];


  int adminmode=0;

  int main()
  {


  	///


   ///

  	char query[29];
    int i,n,ch,ps,x,k;
    k=0;


  struct node *h,*t,*t1,*w,*q, *w1, *u1, *u2;
  h=NULL;


  	  h=t=(struct node *)malloc(sizeof(struct node));
  t->roll=maxstudent;
  //printf("\nRoll no of a student: %d\t",maxstudent);
   //printf("\nName of a student:\t");
    strcpy(t->name,"admin");

    strcpy(t->mark,"admin");
   // printf("\nVerify Marks of a student:\t
		maxstudent++;
		flagger=1;


   t->next=NULL;



while(1)
 {
 	rtm=0;
 	notloggingout=0;

	flagger=0;

      if(adminmode==0){
  printf("\nMANAJEMEN DATABASE USER");
	  	printf("\n\n1.Register\n2.Login (khusus user)\n3.Login admin\n6.Bantuan\n0.exit\n");
	  }
	  else{
  printf("\nMANAJEMEN DATABASE USER");
	  	printf("\n[Admin mode: On]\n1.Register\n2.Login (khusus user, logout terlebih dahulu)\n3.Logout admin\n4.display database (khusus admin)\n5.Delete user (Khusus admin)\n6.Bantuan\n0.exit\n");
	  }
        printf("\nMasukkan pilihan Anda:\t");
      scanf("%d",&ch);
      switch(ch)

{

case 4:

if(adminmode){
  if(h==NULL)
   {
    printf("no records are available");
  }
  w=h;
  while(w!=NULL)
 {
    printf("\nID:%d\nUsername:%s\n",
  w->roll,w->name);

  //marks of a student:%s ,w->mark
  w=w->next;
 }

}
else{
	printf("Anda tidak pempunyai privilege untuk mengakses ini.");
}
break;

case 1:
   printf("\n~~REGISTER~~=\t");
   if(h==NULL)
 {
  h=t=(struct node *)malloc(sizeof(struct node));
  t->roll=maxstudent;
  printf("\nID Anda: %d\t",maxstudent);
   printf("\nUsername:\t\t");
    scanf("%s",&t->name);

    do{
    printf("\nPassword:\t");
    scanf("%s",t->mark);
    printf("\nVerifikasi password:\t");
    scanf("%s",vmark);

    if(strcmp(vmark,t->mark)!=0){
    	printf("Mark doesn't match");
	}
	else{
		maxstudent++;
		flagger=1;
	}
	}while(flagger==0);

   t->next=NULL;
break;
}
else
  {
    t1=(struct node *)malloc(sizeof(struct node));

    t1->roll=maxstudent;
    while(flagger==0){
    printf("\nID Anda: %d\t",maxstudent);
    printf("\nUsername:\t");
    scanf("%s",&t1->name);

    if(strcicmp(t1->name,"admin")==0){
    	printf("Username sudah ada.");
	}
	else{
		flagger=1;
	}

	}
	flagger=0;
    do{
    printf("\nPassword:\t\t");
    scanf("%s",t1->mark);
    printf("\nVerifikasi password:\t");
    scanf("%s",vmark);

    if(strcmp(vmark,t1->mark)!=0){
    	printf("Mark doesn't match");
	}
	else{
		maxstudent++;
		flagger=1;
	}
	}while(flagger==0);

    t1->next=t->next;
    t->next=t1;
    t=t1;

}


break;

case 5:

if(adminmode){
    printf("Masukkan ID user yang ingin di-delete.\n");
    scanf("%d",&ps);
    if(ps==0){
    	printf("Anda tidak men-delete akun Admin.");
	}
	else{
		   t=h;
 while(t->roll!=ps-1)
   {
   	if(t->next!=NULL){

     t=t->next;
	   }
    }
   	if(t->next!=NULL){
     t1=t->next;
	   }
     t->next=t1->next;
     free(t1);
	}

 }

else{
	printf("Anda tidak pempunyai privilege untuk mengakses ini.");
}
 break;


case 4123893:
    printf("enter the roll number whose data you want to  modifiy\n");
   scanf("%d",&ps);
   t=h;
 while(t->roll!=ps)
   {
   t=t->next;
   }
  printf("\nThe New Rollno.of a student:\t");
  scanf("%d",&t->roll);
  printf("\nThe New Name of a student:\t");
  scanf("%s",&t->name);
  printf("\nThe New Marks of a student:\t");
  scanf("%d",&t->mark);
 break;


case 0:

 exit(0);

 break;

case 2:

	if(adminmode){
		printf("Silakan logout admin untuk login user.\n");
	}
	else{
		printf("\nLOGIN\n");


	while(flagger==0){
		w=h;
		w=w->next;
		if(w==NULL){
			printf("Tidak ada user. Silakan register untuk membuat akun.\n");
			flagger=1;
			rtm=1;
		}
		else{

		printf("Masukkan username\n");
		scanf("%s",&query);
		do{
   		 	//printf("\nchecking:%d\nname of a student:%s\nmarks of a student:%s\n",w->roll,w->name,w->mark);
  			if(strcicmp(query,w->name)==0){
  				w1=w;
  				flagger=1;
			  }
			  else{
			  }
  			w=w->next;
 		}while(w!=NULL&&flagger==0);
 		if(flagger==0){
 			printf("Username tidak ditemukan.\n1. Coba lagi\nTombol angka lain. Kembali ke menu utama");
 			scanf("%d",&ch);
			  		switch(ch){
			  			case 1:
			  				break;
			  			default:
			  				flagger=1;
			  				rtm=1;
							  			  				break;


					  }

		 }
		}
	}
 		flagger=0;
 		if(rtm==0){
 			while(flagger==0){
				printf("Masukkan password.");
				scanf("%s",&query);
   		 		//printf("\nchecking:%d\nname of a student:%s\nmarks of a student:%s\n",w->roll,w->name,w->mark);
  				if(strcmp(query,w1->mark)==0){
  					flagger=1;
			  	}
			  	else{
			  		puts("Password salah.\n1. Coba lagi\nTombol lain. Kembali ke menu utama");
			  		scanf("%d",&ch);
			  		switch(ch){
			  			case 1:
			  				break;
			  			default:
			  				flagger=1;
			  				rtm=1;
			  				break;
			  				break;

					  }
			  	}
			}
			flagger=0;
			if(rtm==0){
			while(notloggingout==0){
   		 		puts("");
				printf("Selamat datang, %s\n1. Ubah Password\n2. Hapus akun\n3. Logout\n0. Tutup Program\n",w1->name);
				scanf("%d",&ch);
				switch(ch){

					case 1:{
						printf("~~Ubah Password~~\nMasukkan password lama. Jika password salah, maka akan kembali ke menu akun.\n");
   		 		printf("\nchecking:%d\nname of a student:%s\nmarks of a student:%s\n",w1->roll,w1->name,w1->mark);
						scanf("%s",&query);
   		 				//printf("\nchecking:%d\nname of a student:%s\nmarks of a student:%s\n",w->roll,w->name,w->mark);
  						if(strcmp(query,w1->mark)==0){
    								printf("\nMasukkan password baru\t");
    								scanf("%s",query);
    								printf("\nVerifikasikan password baru:\t");
    								scanf("%s",vmark);

    								if(strcmp(vmark,query)!=0){
    									printf("\nPassword tidak cocok.\n");
									}
									else{
										strcpy(w1->mark,query);
										flagger=1;
									}

			  			}
			  			else{
			  			puts("\nPassword salah.\n");

					  	}
					  	break;
					  }

					case 2:{
						printf("\nAnda yakin ingin menghapus akun? Akun tidak akan dapat dipulihkan.\n1. Iya\nTombol lain. Tidak:\t");
						scanf("%d",&ch);
						if(ch==1){
						puts("1");
						ps=w1->roll;
						//puts("2");
								   u1=h;
						//puts("3");
 						while(u1->roll!=ps-1){

						//puts("4");
   						if(u1->next!=NULL){

						//puts("5");
     					u1=u1->next;

						//puts("6");
						}
    					}
   						if(u1->next!=NULL){
     						u2=u1->next;
	   					}
     					u1->next=u2->next;
     					free(u2);





     					printf("Akun berhasil dihapus.\nTekan tombol apa saja untuk kembali ke menu.");
     					notloggingout=1;
     					getch();


						}

						break;
					}

					case 3:{
						notloggingout=1;
						break;
					}
			  	}

				}
			}
		 }
						break;

	}



	break;

	case 3:{
		if(adminmode){
			printf("Anda berhasil logout.\n");
			system("pause");
			system("cls");
			adminmode=0;
			break;
		}
		else{

		printf("\nLOGIN ADMIN\n");


	while(flagger==0){
		w=h;
		printf("Masukkan username Admin:\t");
		scanf("%s",&query);
   		 	//printf("\nchecking:%d\nname of a student:%s\nmarks of a student:%s\n",w->roll,w->name,w->mark);
  			if(strcicmp(query,w->name)==0){
  				w1=w;
  				flagger=1;
			  }
 		if(flagger==0){
 			printf("Username Admin salah.\n1. Coba lagi\nTombol angka lain. Kembali ke menu utama\nMasukkan angka:\t");
			  		ch=getch();
			  		switch(ch){
			  			case 1:
			  				break;
			  			default:
			  				flagger=1;
			  				rtm=1;
							  			  				break;


					  }

		 }
	}
 		flagger=0;
 		if(rtm==0){
 			while(flagger==0){
				printf("Masukkan password:\t\t");
				scanf("%s",&query);
   		 		//printf("\nchecking:%d\nname of a student:%s\nmarks of a student:%s\n",w->roll,w->name,w->mark);
  				if(strcmp(query,w1->mark)==0){
  					system("cls");
  					printf("\nSelamat datang, %s.\n",w->name);
			  				adminmode=1;
  					flagger=1;
			  	}
			  	else{
			  		puts("Password salah.\n1. Coba lagi\nTombol lain. Kembali ke menu utama\nMasukkan angka:\t");
			  		ch=getch();
			  		switch(ch){
			  			case 1:
			  				break;
			  			default:
			  				flagger=1;
			  				rtm=1;
			  				break;

					  }
			  	}
			}
			flagger=0;
		break;
	}
		}
}

case 6:{
	if(rtm==0){
	printf("Bantuan \n");
	printf("Pengguna memasukkan nomor pilihan sesuai pilihan yang ada \n");
	printf("1. Registrasi  -> Pengguna dapat mendaftarkan ID sebagai salah satu pengguna yang terdaftar \n");
	printf("2. Login User  -> Pengguna memasukkan username dan password yang sebelumnya telah dibuat di register \n");
	printf("3. Login Admin -> Hanya admin yang dapat login ke pilihan ini dan dapat mengedit account yang telah ada \n");
	system("pause");
	}
	system("cls");
	rtm=0;
	break;
}

}


}
}


int strcicmp(char const *a, char const *b)
{
    for (;; a++, b++) {
        int d = tolower(*a) - tolower(*b);
        if (d != 0 || !*a)
            return d;
    }
}