scripts/bash/metropolia/employees.bash

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#!/usr/bin/env bash
# Ensure that the file is empty. -n is specified to avoid \n which would
# become obvious in the cat in the end.
echo -n '' >employees.csv
# Begin at 0 so the incrementing later makes the first employee id 1.
employees=0
# While the employee name isn't 0, take names.
# neovim again complains about backslash dangling and I will probably never
# type read without -r
while true; do
echo "Enter employee name or 0 to stop: "
read -r name
# stops and breaks out of the loop
if [ "$name" = "0" ]; then
break
fi
# begin at employee id 1 by incrementing employees from 0
employee_id=$((employees + 1))
# store employee_id and name to employees.csv
# I think tsv would be easier and better, but this is what the task requested.
echo "$employee_id;$name" >>employees.csv
# increment employees so the next id will be 2
employees=$((employees + 1))
done
# and finally print our document. I stand with tsv being better option.
cat employees.csv