Screen Command

screen_enter_or_create.sh

#!/bin/bash

function ss() {
	local screenName="$1"
	if [ -z "$screenName" ]; then
		echo "No service name provided."
		exit 1
	fi

	local isScreenRunning=$(screen -ls | grep -ciw "$screenName")

	echo "isScreenRunning: $isScreenRunning"

	if [ "$isScreenRunning" -eq 0 ]; then
		echo "Screen is not running."
		screen -S "$screenName"
		exit 0
	else 
		screen -dR "$screenName"
	fi
}

# pass all the arguments to the function from stdin
ss "$@"