#!/usr/bin/env bash

# 256 colour functions usage
# source ./pb
# printf %b "$(bg 196)$(fg 254) RED $(nc)\n"

nc () {
   printf '\033[0;0m';
   exit;	
}

fg () {

	if [ -z "$1" ] || [ "$1" -eq "$1" ] >/dev/null 2>&1; then
	  true
	else
	   echo "bad parameter";
	   exit;
	fi

    local x
    x=$(tput colors)

    if (("$1" < 256)) && (("$x" > 255)); then
       printf %s "\033[38;5;$1m"
    fi

}

bg () {

	if [ -z "$1" ] || [ "$1" -eq "$1" ] >/dev/null 2>&1; then
       true
    else
	   echo "bad parameter";
	   exit;
	fi

	local x
	x=$(tput colors)

    if (("$1" < 256)) && (("$x" > 255)); then
       printf %s "\033[48;5;$1m"
    fi

}    
	
# end 256 colour functions