#include<conio.h>
#include<stdio.h>
#include<stdlib.h>
#include<alloc.h>

struct bank_account
{
char first_name;
char last_name;
char branch_name;
long ID;
long account_number;
long branch_number;
long caspomat_code;
int balance;
bank_account *next;
}*head;

void get_data();
void insert(struct bank_account *tmp);
void save_in_file();
void get_data_from_file();
void menu_update();
void update_data();
void change_balance();
void get_money_from_kaspomat();
void delete_account();
void balances_avg();
void menu_print();
void print_one_customer();
void print_some_details();
void print_table();

void main()
{
char act='a';
get_data_from_file();
printf("Helo!\n");
printf("\t\tWelcome to Lior Zeitouni's bank program !!!\n");
printf("\nWhat would you like to do ?\n");
while(act!='q')
{
clrscr();
printf("\n\t\tPress on \na - To add a new bank account ! \nu - To update some of your details ! \nd - To delete your bank account \np - To print your details \nq - To quit\n");
printf("\nIf you want special detail like balances avg press on 's'\n");
scanf("%c",&act);
switch(act)
{
case 'a':
{
get_data();
break;
}
case 'u':
{
menu_update();
break;
}
case 'd':
{
delete_account();
break;
}
case 'p':
{
menu_print();
break;
}
case 's':
{
balances_avg();
break;
}
case 'q': {
char exit;
clrscr();
printf("\n\nDo you want to save your data ? y/n");
scanf("%c",&exit);
if(exit == 'y')
save_in_file();
else
if(exit != 'n')

break;
}
}
}
}

void get_data()//the function get data gets data from the user
{
clrscr();
bank_account *tmp;
tmp=new bank_account;
if(tmp==NULL)
{
printf("NO MEMORY");
getch();
exit(1);
}
printf("\nEnter your privet name please\n");
scanf("%s",tmp->first_name);
printf("\nEnter your family name please\n");
scanf("%s",tmp->last_name);
printf("\nEnter ID please\n");
scanf("%ld",&tmp->ID);
printf("\nEnter account number please\n");
scanf("%ld",&tmp->account_number);
printf("\nEnter branch number please\n");
scanf("%ld",&tmp->branch_number);
printf("\nEnter the branch name please\n");
scanf("%s",&tmp->branch_name);
printf("\nEnter balance sum please\n");
scanf("%d",&tmp->balance);
printf("\nEnter caspomat number please\n");
scanf("%ld",&tmp->caspomat_code);
tmp->next=NULL;
insert(tmp);
printf("\n\nPress any key to get back to the Main Menu\n");
getch();
}

void insert(struct bank_account *tmp) //the function insert insert the datas to the right
{
bank_account *rectmp;
if(head==NULL)
{
head=tmp;
return;
}
if(head->account_number > tmp->account_number)
{
tmp->next=head;
head=tmp;
return;
}
rectmp=head;
while((rectmp->next!=NULL)&&(rectmp->next->account_number < tmp->account_number))
{
rectmp=rectmp->next;
}
tmp->next=rectmp->next;
rectmp->next=tmp;
return ;
}

void save_in_file()
{
struct bank_account *tmp;
tmp=head;
FILE *fp;
fp=fopen("lior_data.bin","wb");
if(fp==NULL)
{
printf("The file not exists");
getch();
exit(1);
}
while(tmp!=NULL)
{
fwrite(tmp,sizeof(bank_account),1,fp);
tmp=tmp->next;
}
fclose(fp);
printf("Saving completed !\n");
}

void get_data_from_file()
{
FILE *fp;
fp=fopen("lior_data.bin","rb");
if(fp==NULL)
{
printf("Can not open file");
getch();
exit(1);
}
while(!feof(fp))
{
bank_account *tmp;
tmp=new bank_account;
if(tmp==NULL)
{
printf("no memory");
getch();
exit(1);
}
fread(tmp,sizeof(bank_account),1,fp);
tmp->next=NULL;
insert(tmp);
}
}

void menu_update()
{
bank_account *rectmp=head;
long account_num;
char actU;
printf("\nEnter your account number please!\n");
scanf("%d",&account_num);
while((rectmp->next!=NULL)&&(rectmp->next->account_number<account_num))
{
rectmp=rectmp->next;
}
if(rectmp->next->account_number!=account_num)
{
printf("\nWrong account number !\n");
printf("\nPress any key to get back to the Main Menu\n");
getch();
}
else
{
printf("\nEnter a if you want to update your first and last name\n");
printf("\nEnter b if you want to change the balance sum of the bank account\n");
printf("\nEnter c if you want to take cash from your bank account\n");
scanf("%c",&actU);
switch(actU)
{
case 'a':
{
update_data();
break;
}
case 'b':
{
change_balance();
break;
}
case 'c':
{
get_money_from_kaspomat();
break;
}
}
}
}

void update_data()
{
clrscr();
if (head == NULL)
{
printf("\n\nAccount does'nt exist on the system.\n");
return;
}
else
{
bank_account *RecTemp;
RecTemp = head;
long account_num;
printf("\n\nEnter the desired Account Number = ");
scanf("%ld",&account_num);
printf("\n\n");
while (( RecTemp->next != NULL ) && ( RecTemp->account_number != account_num ))
{
RecTemp = RecTemp->next;
}
if ( RecTemp->account_number != account_num )
{
printf("\n\nAccount does'nt exist on the system.\n");
}
else
{
printf("Enter the new first name:\n\nFirst name = ");
scanf("%s",&RecTemp->first_name);
printf("Enter the new last name:\n\nLast name = ");
scanf("%s",&RecTemp->last_name);
printf("\n\nNew full name set to %s %s.",RecTemp->last_name,RecTemp->first_name);
getch();
clrscr();
}
}
}

void change_balance()//in this function the user insert the balance sum of bank_account
{
bank_account *rectmp;
rectmp=head;
long account_num;
printf("Enter your account number please !\n");
scanf("%ld",&account_num);
while((rectmp!=NULL)&&(rectmp->account_number!=account_num))
{
rectmp=rectmp->next;
}
if((rectmp->account_number==account_num))
{
printf("Enter the new balance please\n");
scanf("%ld",&rectmp->balance);
printf("The balance updated,you have now %ld NIS in your account\n",rectmp->balance);
}
else
{
printf("The requested account wasn't found\n");
}
printf("\nPress any key to get back to the Main Menu\n");
getch();
}

void get_money_from_kaspomat() //the function get_money_from_kaspomat gets the sum of money that the coustomer want to take out
{
bank_account *rectmp;
rectmp=head;
long withdrawal,card_num;
printf("Enter your card number please !\n");
scanf("%ld",&card_num);
while((rectmp!=NULL)&&(rectmp->caspomat_code!=card_num))
{
rectmp=rectmp->next;
}
if((rectmp->caspomat_code==card_num))
{
printf("Enter the sum of money that you want to take out from your bank account\n");
scanf("%d",&withdrawal);
rectmp->balance=rectmp->balance-withdrawal;
printf("You have %ld NIS left in your account\n",rectmp->balance);
}
else
{
printf("The requested account wasn't found\n");
}
printf("Press any key to get back to the Main Menu\n");
getch();

} //the function updating the sum balance after the coustomer take out sum of money

void menu_print() //the function menu print offers all the print possiblities
{
char actP;
printf("Enter a if you want to print all the coustomers detailes in table\n");
printf("Enter b if you want to print only one coustomer detailes\n");
printf("Enter c if you want to print only some detailes of one coustomer\n");
scanf("%c",&actP);
switch(actP)
{
case 'a':
{
print_table();
break;
}
case 'b':
{
print_one_customer();
break;
}
case 'c':
{
print_some_details();
break;
}
}
}//according to the answer of the user the function will go to the required function

void print_table()//the function print all the coustomers details in table
{
clrscr();
bank_account *rectmp;
rectmp=head;
printf("\t_\n");
printf("\t lFirst_namel Last_name l ID l\n");
printf("\t_\n");
while(rectmp->next!=NULL)
{
printf("\tl %sl%sl%ldl\n,rectmp->name,rectmp->last_name,rectmp->ID");
rectmp=rectmp->next;
}
printf("\t_\n");
}

void print_one_customer()//the function get the ID of coustomer
{
clrscr();
bank_account *rectmp;
int idprint;
rectmp=head;
printf("Enter the account number of the coustmer that you want to print his details\n");
scanf("%ld",&idprint);
while((rectmp!=NULL)&&(idprint!=rectmp->ID))
{
rectmp=rectmp->next;
}
if(rectmp->next==NULL)
{
printf("NULL");
getch();
}
else
{
printf("->",rectmp->first_name,rectmp->last_name,rectmp->ID);
printf("The account number of the customer is %ld",rectmp->account_number);
printf("The cspomat code of the customer is %ld",rectmp->caspomat_code);
printf("The branch name of the customer is %s",rectmp->branch_name);
printf("The branch number is %ld",rectmp->branch_number);
printf("The balance number of the customer is %d",rectmp->balance);
}
} //the function print all the coustomer details

void print_some_details() //the function gets the ID coustomer
{
clrscr();
struct bank_account *rectmp;
int idprint2;
rectmp=head;
printf("Enter the ID of the coustmer that you want to print some of his details\n");
scanf("%ld",&idprint2);
while((rectmp!=NULL)&&(idprint2!=rectmp->ID))
{
rectmp=rectmp->next;
}
if(rectmp->next==NULL)
{
printf("NULL");
getch();
}
else
{
printf("->",rectmp->first_name,rectmp->last_name);
printf("The account number of the customer is %ld",rectmp->account_number);
printf("The balance number of the customer is %d",rectmp->balance);
getch();
}
} //the function print some of his details

void delete_account()//The function asks the ID of the coustomer
{
bank_account *rectmp,*tmp;
rectmp=head;
long account_num;
printf("Enter the account number of the account that you would like to delete\n");
scanf("%ld",&account_num);
if(rectmp->account_number==account_num)
{
head=rectmp->next;
delete rectmp;
printf("The account was successfully deleted !\n");
return;
}
while((rectmp->next!=NULL)&&(rectmp->next->account_number!=account_num))
{
rectmp=rectmp->next;
}
if(rectmp->next->account_number==account_num)
{
tmp=rectmp->next;
rectmp->next=rectmp->next->next;
delete tmp;
printf("The account was successfully deleted !\n");
}
else
{
printf("The requested account wasn't found\n");
}
printf("Press any key to get back to the Main Menu\n");
getch();

} //The function delet the coustomer list

void balances_avg() //this function average gets the balance sums in the bank
{
bank_account *rectmp;
rectmp=head;

if (head == NULL)
{
printf("\n\nNo accounts on the system.\n");
printf("\nPress any key to get back to the Main Menu\n");
getch();
return;
}
float avg=0;
long sum=0;
int mone=0;
while (rectmp!= NULL)
{
avg=avg rectmp->balance;
mone ;
rectmp=rectmp->next;
}
avg=sum/mone;
printf("\nfor %d accounts, the average balance is %llf.\n\n",mone, avg);
printf("Press any key to get back to the Main Menu\n");
getch();
} //the function calculate the average of the balance sums in the bank and print it.

ובסופו:
[/code]

אבל קוד כזה, הוא טיפה ארוך והכי נוח זה אם אתה מעלה אותו כקובץ
טקסט נפרד.

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