#!/bin/sh
set -e

# Parse CLI arguments
while [ "$#" -gt 0 ]; do
    case "$1" in
        --system) SYSTEM="$2"; shift 2 ;;
        --token) TOKEN="$2"; shift 2 ;;
        --help) echo "Usage: $0 [--system SYSTEM] [--token TOKEN]"; exit 0 ;;
        *) echo "Unknown argument: $1"; exit 1 ;;
    esac
done

do_install() {
    echo "Installing companion, please be patient..."
    ${SUDO} apt-get -qq update >/dev/null
    ${SUDO} apt-get -y -qq install php-cli curl >/dev/null
    ${SUDO} curl -sSLo /usr/local/bin/companion https://dist.uptimr.io/companion/companion
    ${SUDO} chmod +x /usr/local/bin/companion
    ${SUDO} /usr/local/bin/companion setup --system=$SYSTEM --token=$TOKEN
}

# wrapped up in a function so that we have some protection against only getting
# half the file during 'curl | sh'
do_install