import java.util.List;

import java.util.Scanner;

public class Main

{

public static void main(String[] args)

{

//Loading files data

Employee e = new Employee("C:\\Users\\city\\Desktop\\java\\LESCO_Billing_System_in_Java\\data\\EmployeesData.txt");

e.load_EmployeeData();

Customer cus=new Customer("C:\\Users\\city\\Desktop\\java\\LESCO_Billing_System_in_Java\\data\\CustomerInfo.txt");

List<Customer> customers =Customer.loadCustomerData();

List<BillingInfo> billingInfos = BillingInfo.loadBillingData("C:\\Users\\city\\Desktop\\java\\LESCO_Billing_System_in_Java\\data\\BillingInfo.txt");

NadraDB ndb1=new NadraDB("C:\\Users\\city\\Desktop\\java\\LESCO_Billing_System_in_Java\\data\\NadraDB.txt");

List<NadraDB>ndb=NadraDB.Load_NBData();

Tax_tariff_info t1=new Tax_tariff_info("C:\\Users\\city\\Desktop\\java\\LESCO_Billing_System_in_Java\\data\\TariffTaxInfo.txt");

List<Tax_tariff_info> pricingInfos = Tax_tariff_info.loadPricingData();

//Menu

Scanner s=new Scanner(System.in);

while (true)

{

System.out.println("WELCOME TO LESCO BILLING SYSTEM");

System.out.println("Enter 1 for Employees");

System.out.println("Enter 2 for Customers");

System.out.println("Enter -1 to Exit");

System.out.println("Enter your choice");

int ch=s.nextInt();

if(((ch!=1&&ch!=2)))

{

return;

}

if(ch==1)

{

System.out.println("For Employees");

System.out.println("1-Change Password");

System.out.println("2-Update Customer Data");

System.out.println("3-Add New Meter");

System.out.println("4-Update entries in the TariffTaxInfo");

System.out.println("5-View Bill");

System.out.println("6-Show Paid and UnPaid Bills");

System.out.println("7-View reports of customers whose CNIC is about to expire");

System.out.println("\n");

System.out.println("Enter your choice");

int i=s.nextInt();

if(i==1)

{

// //Test login

if (e.is_Employee())

{

System.out.println("Login successful!");

e.Change_password();

} else {

System.out.println("Wrong Username or Password");

}

}

if(i==2)

{

Customer cus4=new Customer();

//cus3.add_row(customers,billingInfos,ndb);

cus4.update_customer_data(customers); //update customer's data

//cus3.view_curr_bill(billingInfos,pricingInfos); //view curr_bill;

}

if(i==3)

{

Customer cus4=new Customer();

cus4.add_row(customers,billingInfos,ndb);

// cus3.update_customer_data(customers); //update customer's data

//cus3.view_curr_bill(billingInfos,pricingInfos); //view curr_bill;

}

if(i==4)

{

//updating tariff_tax_info

Tax_tariff_info t2=new Tax_tariff_info();

t2.updateOrAddData(pricingInfos);

}

if(i==5)

{

BillingInfo b1=new BillingInfo();

// b1.update_status(billingInfos,customers);

b1.view_bill(billingInfos);

}

if(i==6)

{

BillingInfo b2=new BillingInfo();

b2.Show_Bill_reports(billingInfos);

}

if(i==7)

{

//checks_expiry date and update expiry_date of cutomers

NadraDB nadraDB2=new NadraDB();

nadraDB2.Check_expiry(ndb,customers);

// nadraDB.update_expiry_date(ndb,customers);

}

else

{

System.out.println("Wrong Input");

}

}

if(ch==2)

{

System.out.println("For Customers");

System.out.println("1-View Current Bill");

System.out.println("2-Update Expiry Date");

System.out.println();

System.out.println("Enter your choice");

int i=s.nextInt();

if(i==1)

{

Customer cus3=new Customer();

//cus3.add_row(customers,billingInfos,ndb);

// cus3.update_customer_data(customers); //update customer's data

cus3.view_curr_bill(billingInfos,pricingInfos); //view curr_bill;

}

if(i==2)

{

//checks_expiry date and update expiry_date of cutomers

NadraDB nadraDB=new NadraDB();

//nadraDB.Check_expiry(ndb,customers);

nadraDB.update_expiry_date(ndb,customers);

}

else

{

System.out.println("Wrong Input");

}

}

}

// Customer cus3=new Customer();

//cus3.add_row(customers,billingInfos,ndb);

// cus3.update_customer_data(customers); //update customer's data

//cus3.view_curr_bill(billingInfos,pricingInfos); //view curr_bill;

//view any bill with customer_id

//BillingInfo b1=new BillingInfo();

// b1.update_status(billingInfos,customers);

// b1.view_bill(billingInfos);

//checks_expiry date and update expiry_date of cutomers

// NadraDB nadraDB=new NadraDB();

//nadraDB.Check_expiry(ndb,customers);

// nadraDB.update_expiry_date(ndb,customers);

//updating tariff_tax_info

// Tax_tariff_info t2=new Tax_tariff_info();

// t2.updateOrAddData(pricingInfos);

//showing bill_reports

// BillingInfo b2=new BillingInfo();

// b2.Show_Bill_reports(billingInfos);

// //Test login

// if (e.is_Employee()) {

// System.out.println("Login successful!");

// e.Change_password();

// } else {

// System.out.println("Wrong Username or Password");

// }

//

// Display all customer data

// for (Customer customer : customers) {

// customer.displayCustomerInfo();

// }

//

//

// for (BillingInfo billingInfo : billingInfos) {

// billingInfo.displayBillingInfo();

// }

//Display the loaded pricing data

// for (Tax_tariff_info pricingInfo : pricingInfos) {

// pricingInfo.displayInfo();

// }

//NadraDB data

// for (NadraDB nadraDB : ndb) {

// nadraDB.displayInfo();

// }

}

}