#!/bin/bash

## Send a notification with NTFY and check if the config file is complete

if [[ "$UID" == "0" ]]; then
    NTFY_CONFIG_FILE="/etc/ntfy/ntfy.conf"
else
    NTFY_CONFIG_FILE="$HOME/.config/ntfy/ntfy.conf"
fi

if ! [ -e "$NTFY_CONFIG_FILE" ]; then
    mkdir -p "${NTFY_CONFIG_FILE%/*}"
    ## default option to change if needed
    echo 'SERVER="https://ntfy.0k.io/"' > "$NTFY_CONFIG_FILE"
else
    source "$NTFY_CONFIG_FILE"

    for var in TOKEN SERVER; do
        if ! [ -v "$var" ]; then
            echo "Error: missing $var in $NTFY_CONFIG_FILE"
            exit 1
        fi
    done
fi

exname=${0##*/}
usage="Usage: $exname CHANNEL MESSAGE"

if [ "$#" -ne 2 ]; then
    echo "$usage" >&2
    exit 1
fi

channel="$1"
message="$2"

curl -s -H "Authorization: Bearer $TOKEN" \
     -d "$message" "$SERVER/$channel" > /dev/null