/* 9/23/2019
 Problem: given information about two Employees, calculate and print pay
 */
import java.util.Scanner;

/** This is version 3 of Payroll. We use structured read loop with a sentinel,
  * Count and Sum are in here, names of variables are
  * numEmployees and 
  * totalPay
  */
public class PayrollV3 {
  
  /** read in: name, ID#, rate, hours
    * multiply rate*hours to get gross pay
    */
  public static void main(String[] args) { 
    // we calculate gross pay
    double rate, hours, grossPay, netPay;
    String name;
    int idnum;
    Scanner sc = new Scanner(System.in); // gives us a Scanner object to help read
    int numEmployees=0;
    double totalPay = 0.0;
    // structured read loop
    System.out.println("Enter id number, -1 to finish");
    idnum = sc.nextInt();
    while (idnum!=-1) {
       sc.nextLine(); // skip \n 
       System.out.println("Enter employee's name: ");
       // read in user input
       name = sc.nextLine();
       System.out.println("You entered: " + idnum + " " + name);
       System.out.println("Enter employee's hours and rate: ");
       // read in user input
       hours = sc.nextDouble();
       rate = sc.nextDouble();
       System.out.println("you entered hours: " + hours + " rate: " + rate);
       // if hours>40 give 1.5*rate for all overtime hours
       if (hours > 40) {
         grossPay = (hours-40)*rate*1.5+40*rate;
       }
       else {
         grossPay = rate * hours;
       }
       // rule for taxes, 25% off if salary is > 1000
       // 15% off otherwise
       double taxes;
       if (grossPay >= 1000) {
         taxes = .25*grossPay;
       }
       else {
         taxes = .15*grossPay;
       }
       netPay = grossPay - taxes;
       System.out.println(idnum + " " + name + " grossPay: " + grossPay
                            + " netPay: " + netPay);  
       numEmployees++;
       totalPay+=grossPay; // totalPay = totalPay + grossPay;
       // structured read loop
       System.out.println("Enter id number, -1 to finish");
       idnum = sc.nextInt();
    } // end while loop
    // fall out of while loop, print count and sum
    System.out.println("We processed " + numEmployees + " employees." +
                        " Total pay is " + totalPay);
    sc.close();
  }
}

/*** Lab 
  */