#!/bin/sh

# This script is meant to be invoked with VERSION given as a parameter.
# Installs the given version of minimesos on the box

{ # Prevent execution if the script is only partially downloaded

command_exists() {
    command -v "$@" > /dev/null 2>&1
}

if ! command_exists curl; then
	echo "Please install curl to fetch the minimesos files"
	exit 1
fi

if [ ! "$#" -eq 1 ]; then
	echo "Version is not given as parameter"
	exit 1
fi

INSTALL_LOCATION=$HOME/.minimesos/bin
VERSION=$1
echo "Installing version " $VERSION
mkdir -p $INSTALL_LOCATION
curl -sSL https://raw.githubusercontent.com/ContainerSolutions/minimesos/$VERSION/bin/minimesos > $INSTALL_LOCATION/minimesos
chmod +x $INSTALL_LOCATION/minimesos

if [ -f "/usr/local/bin/minimesos" ]; then
    echo "Found an old version of minimesos, please remove it:" && echo
    echo "rm -f /usr/local/bin/minimesos" && echo
fi

echo "minimesos is installed into ${INSTALL_LOCATION}/minimesos"
echo "Run the following command to add it to your executables path:" && echo
echo "export PATH=\$PATH:$INSTALL_LOCATION"

exit 0

} # Prevent execution if the script is only partially downloaded