#!/bin/bash

#read data from users and make them option to recheck
#if provided data are correct

echo -n "Enter your name: "
read NAME
echo -n "Enter your age: "
read AGE
echo -n "Enter your department: "
read DEP

echo "You've entered following: "
echo "Name:             $NAME"
echo "AGE:              $AGE"
echo "Department:       $DEP"

CHECK=0
while [ $CHECK -eq 0 ]
do

    echo -n "Is that correct? [Y/n] "
    read ANSWER

    case "$ANSWER" in
        "Y"|"y" )
                echo "Name:         $NAME" >> empl.txt
                echo "AGE:          $AGE"  >> empl.txt
                echo "Department:   $DEP"  >> empl.txt
                echo "================================" >> empl.txt
                echo "Your data were saved into employee file"
                CHECK=1
                ;;
        "N"|"n" )
                echo "Nothing was saved, run the script again \
if you want to add data to employee file"
                CHECK=1
                ;;
        * )
                echo "Wrong answer provided"
    esac

done