#!/usr/bin/env bash

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

# usage:
# notify.sh <topic> <payload> [options]
# documentation @ https://docs.ntfy.sh/publish

url="https://notify.velvettear.de"
user="velvettear"
password="\$Velvet90"

[[ -z "$1" ]] && printf "error: no topic specified\n" 1>&2 && exit 1
[[ -z "$2" ]] && printf "error: no payload specified\n" 1>&2 && exit 1

url="$url/$1"
payload="$2"

# check if payload is a file
if [[ -e "$payload" ]]; then
    args+=("-T" "$(realpath $payload)" "-H" "Filename: $(basename $payload)")
else
    args+=("-d" "$payload")
fi

# check for valid priority level
function checkPriority() {
	prio="$(printf "$1" | tr '[:upper:]' '[:lower:]')"
	if [[ "$prio" == "min" ]] || [[ "$prio" == "low" ]] || [[ "$prio" == "default" ]] || [[ "$prio" == "high" ]] || [[ "$prio" == "max" ]] || [[ "$prio" == "urgent" ]]; then
		args+=("-H" "Priority: $prio")
	fi
}

# check arguments
index=1
for arg in "$@"; do
	((index++))
	value="${!index}"
	case "$arg" in
		-e|--emoji|-i|--icon)
			args+=("-H" "Tags: $value")
			;;
		-p|--priority)
			checkPriority "$value"
			;;
		-t|--title)
			args+=("-H" "Title: $value")
			;;
	esac
done

echo "user: $user"
echo "pw: $password"
echo "url: $url"
echo "args: ${args[@]}"

curl -s -u $user:$password "${args[@]}" $url