#!/bin/bash

set -e
set -u

function usage() {
    echo "usage: $(basename "$0") [-v] <target> [<target>...] <user@remote>"
    exit 1
}

if [[ -z "${APPLY_ROOT:-}" ]]; then
    APPLY_ROOT="."
fi

if [[ $# -lt 1 ]]; then
    usage
fi

if [[ "$1" == "-v" ]]; then
    vflag='-v'
    shift
else
    vflag=''
fi

if [[ $# -lt 2 ]]; then
    usage
fi

targets=()
while [[ $# -gt 1 ]]; do
    targets+=("$1")
    shift
done

remote="$1"

tmp=$(ssh "$remote" 'mktemp -d')
echo -e -n "\033[33m** pushing to\033[0m $remote:$tmp"
if scp -q -r "${APPLY_ROOT}"/{groups,units} run lib "$remote":"$tmp"; then
    echo -e " \033[32mOK\033[0m"
fi

# shellcheck disable=SC2029
ssh -A "$remote" "cd '$tmp' && ./run $vflag ${targets[*]} && cd -; rm -rf '$tmp'"