land script

#!/bin/bash

CLASS=$1
PASSENGERS=$2

# Get settings
case $CLASS in
    airbus) LANDTIME=30; UNLOADRATE=8;;
    cessna) LANDTIME=20; UNLOADRATE=2;;
    concorde) LANDTIME=10; UNLOADRATE=4;;
esac

echo "[ $(rose date) ] $CLASS carrying $PASSENGERS passengers incoming"

# Land plane
echo "[ $(rose date) ] Approaching runway"
sleep $LANDTIME
echo "[ $(rose date) ] On the tarmac"

# Unload passengers
sleep $(($PASSENGERS / $UNLOADRATE))
echo "[ $(rose date) ] Unloaded"

# Clear terminal
sleep 10
echo "[ $(rose date) ] Clear of terminal"