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#include<stdio.h>
#include<stdlib.h>
#include<string.h>
int i,j;
int main_exit;
void close();
struct date
{
    int month,day,year;

};
struct
{

    char name[60];
    int acc_no,age;
    char address[60];
    char citizenship[15];
    double phone;
    struct date dob;
    struct date deposit;
    struct date withdraw;

} add,check,rem;


int main(){
    int choice;
    system("cls");
    system("color 7");
    printf("\n\n\t\t\t       BANKING MANAGEMENT SYSTEM");
    printf("\n\n\n\t\t\t\xB2\xB2\xB2\xB2\xB2\xB2\xB2 WELCOME TO THE MAIN MENU \xB2\xB2\xB2\xB2\xB2\xB2\xB2");
    printf("\n\n\t\t[1] Create a new account\n\t\t[2] Check the details of existing account\n\t\t[3] Remove existing account\n\t\t[4] View customer's list\n\t\t[5] ATM Feature\n\t\t[6] Exit\n\n\n\t\t Enter your choice:");
    scanf("%d",&choice);

    system("cls");
    switch(choice)
    {
    case 1:
        new_acc();
        break;
    case 2:
        see();
        break;
    case 3:
        erase();
        break;
    case 4:
        view_list();
        break;
    case 5:atm();
        break;
    case 6:
        close();
        break;
    }


return 0;
}
void new_acc()

{
    int choice;
    FILE *ptr;

    ptr=fopen("record.txt","a+");
account_no:
    system("cls");
    printf("\t\t\t==== ADD RECORD  ====");
    printf("\n\n\nEnter today's date(mm/dd/yyyy):");
    scanf("%d/%d/%d",&add.deposit.month,&add.deposit.day,&add.deposit.year);
    printf("\nEnter the account number:");
    scanf("%d",&check.acc_no);
    while(fscanf(ptr,"%d %s %d/%d/%d %d %s %d %lf %d/%d/%d\n",&add.acc_no,add.name,&add.dob.month,&add.dob.day,&add.dob.year,&add.age,add.address,add.citizenship,&add.phone,&add.deposit.month,&add.deposit.day,&add.deposit.year)!=EOF)
    {
        if (check.acc_no==add.acc_no)
        {
            printf("Account no. already in use!");

            goto account_no;

        }
    }
    add.acc_no=check.acc_no;
    printf("\nEnter the name:");
    scanf("%s",add.name);
    printf("\nEnter the date of birth(mm/dd/yyyy):");
    scanf("%d/%d/%d",&add.dob.month,&add.dob.day,&add.dob.year);
    printf("\nEnter the age:");
    scanf("%d",&add.age);
    printf("\nEnter the address:");
    scanf("%s",add.address);
    printf("\nEnter the citizenship number:");
    scanf("%s",add.citizenship);
    printf("\nEnter the phone number: ");
    scanf("%lf",&add.phone);


    fprintf(ptr,"%d %s %d/%d/%d %d %s %d %lf %d/%d/%d\n",add.acc_no,add.name,add.dob.month,add.dob.day,add.dob.year,add.age,add.address,add.citizenship,add.phone,add.deposit.month,add.deposit.day,add.deposit.year);


    fclose(ptr);
    printf("\nAccount created successfully!");
add_invalid:
    printf("\n\n\n\t\tEnter 1 to go to the main menu and 0 to exit:");
    scanf("%d",&main_exit);
    system("cls");
    if (main_exit==1)
        main();
    else if(main_exit==0)
        close();
    else
    {
        printf("\nInvalid!\a");
        goto add_invalid;
    }
}
void view_list()
{
    FILE *view;
    view=fopen("record.txt","r");
    int test=0;
    system("cls");
    printf("\nACC. NO.\tNAME\t\t\tADDRESS\t\t\tPHONE\n");
    while(fscanf(view,"%d %s %d/%d/%d %d %s %d %lf %d/%d/%d\n",&add.acc_no,add.name,&add.dob.month,&add.dob.day,&add.dob.year,&add.age,add.address,add.citizenship,&add.phone,&add.deposit.month,&add.deposit.day,&add.deposit.year)!=EOF)
    {
        printf("\n%6d\t %10s\t\t\t%10s\t\t%lf",add.acc_no,add.name,add.address,add.phone);
        test++;
    }

    fclose(view);
    if (test==0)
    {
        system("cls");
        printf("\nNO RECORDS!!\n");
    }

view_list_invalid:
    printf("\n\nEnter 1 to go to the main menu and 0 to exit:");
    scanf("%d",&main_exit);
    system("cls");
    if (main_exit==1)
        main();
    else if(main_exit==0)
        close();
    else
    {
        printf("\nInvalid!\a");
        goto view_list_invalid;
    }
}

void erase()
{
    FILE *old,*newrec;
    int test=0;
    old=fopen("record.txt","r");
    newrec=fopen("new.txt","w");
    printf("Enter the account no. of the customer you want to delete:");
    scanf("%d",&rem.acc_no);
    while(fscanf(old,"%d %s %d/%d/%d %d %s %d %lf %d/%d/%d\n",&add.acc_no,add.name,&add.dob.month,&add.dob.day,&add.dob.year,&add.age,add.address,add.citizenship,&add.phone,&add.deposit.month,&add.deposit.day,&add.deposit.year)!=EOF)
    {

        if(add.acc_no!=rem.acc_no)
            fprintf(newrec,"%d %s %d/%d/%d %d %s %d %lf %d/%d/%d\n",add.acc_no,add.name,add.dob.month,add.dob.day,add.dob.year,add.age,add.address,add.citizenship,add.phone,add.deposit.month,add.deposit.day,add.deposit.year);

        else
        {
            test++;
            printf("\nRecord deleted successfully!\n");
        }
    }
    fclose(old);
    fclose(newrec);
    remove("record.txt");
    rename("new.txt","record.txt");
    if(test==0)
    {
        printf("\nRecord not found!!\a\a\a");
erase_invalid:
        printf("\nEnter 0 to try again,1 to return to main menu and 2 to exit:");
        scanf("%d",&main_exit);

        if (main_exit==1)
            main();
        else if (main_exit==2)
            close();
        else if(main_exit==0)
            erase();
        else
        {
            printf("\nInvalid!\a");
            goto erase_invalid;
        }
    }
    else
    {
        printf("\nEnter 1 to go to the main menu and 0 to exit:");
        scanf("%d",&main_exit);
        system("cls");
        if (main_exit==1)
            main();
        else
            close();
    }

}

void see()
{
    FILE *ptr;
    int test=0;
    int choice;

    ptr=fopen("record.txt","r");
    printf("Do you want to check by\n1.Account no\n2.Name\nEnter your choice:");
    scanf("%d",&choice);
    if (choice==1)
    {
        printf("Enter the account number:");
        scanf("%d",&check.acc_no);
        while(fscanf(ptr,"%d %s %d/%d/%d %d %s %d %lf %d/%d/%d\n",&add.acc_no,add.name,&add.dob.month,&add.dob.day,&add.dob.year,&add.age,add.address,add.citizenship,&add.phone,&add.deposit.month,&add.deposit.day,&add.deposit.year)!=EOF)
        {

            if(add.acc_no==check.acc_no)
            {
                system("cls");
                test=1;

                printf("\nAccount NO.:%d\nName:%s \nDOB:%d/%d/%d \nAge:%d \nAddress:%s \nCitizenship No:%s \nPhone number:%.0lf\n\nDate Of Deposit:%d/%d/%d\n\n",add.acc_no,add.name,add.dob.month,add.dob.day,add.dob.year,add.age,add.address,add.citizenship,add.phone,
                       add.deposit.month,add.deposit.day,add.deposit.year);
            }
        }
    }
    else if (choice==2)
    {
        printf("Enter the name:");
        scanf("%s",&check.name);
        while(fscanf(ptr,"%d %s %d/%d/%d %d %s %d %lf %d/%d/%d\n",&add.acc_no,add.name,&add.dob.month,&add.dob.day,&add.dob.year,&add.age,add.address,add.citizenship,&add.phone,&add.deposit.month,&add.deposit.day,&add.deposit.year)!=EOF)
        {

            if(strcmpi(add.name,check.name)==0)
            {
                system("cls");
                test=1;
                printf("\nAccount No.:%d\nName:%s \nDOB:%d/%d/%d \nAge:%d \nAddress:%s \nCitizenship No:%s \nPhone number:%.0lf\nDate Of Deposit:%d/%d/%d\n\n",add.acc_no,add.name,add.dob.month,add.dob.day,add.dob.year,add.age,add.address,add.citizenship,add.phone,
                       add.deposit.month,add.deposit.day,add.deposit.year);
            }

        }
    }


    fclose(ptr);
    if(test!=1)
    {
        system("cls");
        printf("\nRecord not found!!\a\a\a");
see_invalid:
        printf("\nEnter 0 to try again,1 to return to main menu and 2 to exit:");
        scanf("%d",&main_exit);
        system("cls");
        if (main_exit==1)
            main();
        else if (main_exit==2)
            close();
        else if(main_exit==0)
            see();
        else
        {
            system("cls");
            printf("\nInvalid!\a");
            goto see_invalid;
        }
    }
    else
    {
        printf("\nEnter 1 to go to the main menu and 0 to exit:");
        scanf("%d",&main_exit);
    }
    if (main_exit==1)
    {
        system("cls");
        main();
    }

    else
    {

        system("cls");
        close();
    }

}


void close(void)
{
    printf("\n\namr");
}




int atm(){
    //Functions

void mainMenu();
void checkBalance(float balance);
float moneyDeposit(float balance);
float moneyWithdraw(float balance);
void menuExit();
void errorMessage();

int login(void)
{
  float number = 1234;
  int pass;
  printf("\n\n\t\t\tEnter the PIN No:");
  scanf("%d", &pass);

  if (pass == number)
    {
      printf("\n\nPIN Matched!\nLOADING");
        for(i=0;i<=6;i++)
        {

            printf(".");
        }
        system("cls");
      mainMenu();
    }
  else
    {
      printf("Invalid\n Try Again");
      login();
    }
  return 0;
}


//Main Code
        //Local Declarations
    int option;
    float balance = 15000.00;
    int choose;


    // insert code here...
    login();
    while (1) {
    printf("Your Selection:\t");
    scanf("%d", &option);
     system("CLS");

        switch (option) {
            case 1:
                checkBalance(balance);
                break;
            case 2:
                balance = moneyDeposit(balance);
                break;
            case 3:
                balance = moneyWithdraw(balance);
                break;
            case 4:
                menuExit();
                return 0;

            default:
                errorMessage();
                break;
        }
            mainMenu();


}


    return 0;

}//main code



//Functions

void mainMenu() {

    printf("\n\n\t\t==========Welcome to ATM Feature==========\n\n");
    printf("\n\t\t----Please choose one of the options below----\n");
    printf("\n\t\t< 1 >  Check Balance\n");
    printf("\n\t\t< 2 >  Deposit\n");
    printf("\n\t\t< 3 >  Withdraw\n");
    printf("\n\t\t< 4 >  Exit\n\n");

}//Main Menu

void checkBalance(float balance) {
    printf("You Choose to See your Balance\n");
    printf("****Your Available Balance is:   $%.2f\n\n", balance);

}//Check Balance

float moneyDeposit(float balance) {
    float deposit;
    printf("$$$$Your Balance is: $%.2f\n\n", balance);
    printf("****Enter your amount to Deposit\n");
    scanf("%f", &deposit);


    balance += deposit;

    printf("****Your New Balance is:   $%.2f\n\n", balance);
    return balance;


}//money deposit

float moneyWithdraw(float balance) {
    float withdraw;

    printf("You choose to Withdraw a money\n");
    printf("$$$$Your Balance is: $%.2f\n\n", balance);


    printf("Enter your amount to withdraw:\n");
    scanf("%f", &withdraw);


    if (withdraw < balance) {

        balance -= withdraw;
        printf("$$$$Your withdrawing money is:  $%.2f\n", withdraw);
        printf("****Your New Balance is:   $%.2f\n\n", balance);

    }

        else  {

        printf("+++You don't have enough money+++\n");
        printf("****Your Balance is:   $%.2f\n\n", balance);

    }

    return balance;


}


void menuExit()
{
    printf("--------------Take your receipt!!!------------------\n");
    printf("-----Thank you for using ATM Banking Machine!!!-----\n");



}//exit menu

void errorMessage()
{
    ;
    printf("+++!!!You selected invalid number!!!+++\n");
}