Chapter3_Logic_Ex3

import java.util.Scanner;
/*  ==================================================
      Chapter 3: Logical and conditional expressions

        Ex3: check amount recommendation for wedding
    ===================================================
*/

public class MyProgram {
    public static void main(String[] args) {

        //variables
        final int BASE=250;
        final int BASE_FRIENDS=500;
        final int BASE_FAMILY=1000;
        final int EXTRA=50;

        final int YEARS=3;
        final int HOURS=1;

        boolean isFamily=false;

        float acquaintanceTime;
        float driveTime;
        int userInput;
        int checkAmount=0;
        Scanner s=new Scanner(System.in);


        //user input
        System.out.println("press the number accordanly:  \n1. Family\n2. Close Friend \n3. Other ");
        System.out.print("your answer: ");
        userInput=s.nextInt();

        //init base amount according to user input
        switch (userInput){
            case 1:
                isFamily=true;
                System.out.println("recommendation: "+BASE_FAMILY+" NIS");
                break;
            case 2:
                checkAmount+=BASE_FRIENDS;
                break;
            case 3:
                checkAmount+=BASE;
                break;
        }

        //calc check amount according to user input (only for non family)
        if(!isFamily){
            //user input for how long they know the couple
            System.out.println("How many years do you know the couple?");
            acquaintanceTime=s.nextFloat();

            //if acquaintanceTime is more than 3 years- add 50 NIS
            if(acquaintanceTime>YEARS)
                checkAmount+=EXTRA;

            ////user input for how long it took to drive
            System.out.println("How many hours did you drive? ");
            driveTime=s.nextFloat();

            //if the drive time is more than 1 hour- sub 50 NIS
            if(driveTime>HOURS)
                checkAmount-=EXTRA;

            //display check amount recommendation
            System.out.println("recommendation: "+checkAmount+" NIS");
        }

    }
}