Handle bash CLI args

MyArgs.sh

#!/usr/bin/env bash

# GET ARGS
while getopts ":r:c:o:w:hs:hd" o; do case "${o}" in
	h) 
    echo -e "Optional arguments for custom use:"
    echo -e "  -r: Repository (local file or url)"
    echo -e "  -c: Config file"
    echo -e "  -o: Output file"
    echo -e "  -w: Worker program to call"
    echo -e "  -d: Enable devmode (no ncurses)"
    echo -e "  -s: simulate the program" 
    echo -e "  -h: Show this message"
    exit 
    ;;
	r) repository=${OPTARG} && git ls-remote "$repository" || exit ;;
	c) config=${OPTARG} ;;
	o) output=${OPTARG} ;;
	w) worker=${OPTARG} ;;
	s) simulated="true" ;; # Flag, sets var true
	d) devmode="true" ;; # Flag, sets var true
	*) echo "-$OPTARG is not a valid option." && exit ;;
esac done

# DEFAULTS:
[ -z ${repository+x} ] && dotfilesrepo="https://github.com/peakbreaker/<repo>.git"
[ -z ${config+x} ] && config="https://raw.githubusercontent.com/peakBreaker/PIES/master/progs.csv"
[ -z ${output+x} ] && output="output.txt"
[ -z ${worker+x} ] && worker="yes"
[ -z ${simulated+x} ] && simulated="false"
[ -z ${devmode+x} ] && devmode="false"

# Example Debug of one of the params
echo "devmode is : $devmode"
[[ $devmode = "true" ]] && echo "devmode is enabled!"