pedalboard-scripts/url.sh

#!/usr/bin/env bash

# author:   Daniel Sommer <daniel.sommer@velvettear.de>
# license:  MIT

set -e 

[[ -z "$1" ]] && printf "${FONT_BOLD}error:${FONT_NORMAL} no endpoint given\n" && exit 1
url="$1"
[[ "$url" != "/"* ]] && url="/$url"

if [[ "$2" ]]; then
    index="$2"
    [[ "$index" != "/"* ]] && index="/$index"
fi
url="$url$index"

function checkVariable() {
    [[ "$1" ]] && return 0
    printf "error: variable"
    [[ "$2" ]] && printf " \'$2\'"
    printf " is not set\n"
    exit 1
}

checkVariable "$PBC_PROTOCOL" "PBC_PROTOCOL"
checkVariable "$PBC_HOST" "PBC_HOST"
checkVariable "$PBC_PORT" "PBC_PORT"

url="$PBC_PROTOCOL://$PBC_HOST:$PBC_PORT$url"

printf "$url"