umbrix/linux/packaging/appimage/AppRun

#!/bin/bash

cd "$(dirname "$0")"
export LD_LIBRARY_PATH=usr/lib

# Usage info
show_help() {
cat << EOF
Usage: ${0##*/} [-s | -v | -h ] ...
start Hiddify or HiddifyService, when no parameter is given, Hiddify is executed.
    -h              display this help and exit
    -s start|stop   start/stop HiddifyService.
    -v              show version
EOF
}
show_version() {
    printf "Hiddify version "
    jq .version <./data/flutter_assets/version.json
}
# Initialize variables:
service=0 #declare -i service
OPTIND=1

# Resetting OPTIND is necessary if getopts was used previously in the script.
# It is a good idea to make OPTIND local if you process options in a function.

# if no arg is provided, execute hiddify app
[[ $# == 0 ]] && exec hiddify

# processing arguments
while getopts s:vh opt; do
    case $opt in
        h)
            show_help
            exit 0
            ;;
        v)  show_version
            exit 0
            ;;
        s)  action="$OPTARG"
            ((service++))
            ;;
        *)
            show_help >&2
            exit 1
            ;;
    esac
done
shift "$((OPTIND-1))"   # Discard the options and sentinel --

# argument -s is given, do HiddfyService
if [[ "$service" == 1 ]]; then
    if [[ "$action" =~ start|stop ]]; then
        exec ./HiddifyService "$action"
    fi
fi