ccd

#!/bin/bash

# sysinfo_page - An improved version of cd. Finds all instances of a directory to change into. If it is unique, it changes to the directory. Otherwise, it lists options for the user.
# !!!This script should be sourced!!!



h_info() {
        echo "Searches for a directory named 'goal_dir' up to 'depth' subdirectories deep from the current working directory. Does not include directories with white space or special characters."
        echo
        echo "  Syntax: ccd [-h] goal_dir depth"
        echo
        echo "  Examples - assuming sourcing is done"
        echo "          $ ccd Desktop 2"
        echo "          $ ccd -h"
        echo 
        echo "  Examples assuming sourcing is not done"
        echo "          $ source ccd Desktop 2"
        echo "          $ . ccd -h"


}



################ CCD Below ###############



goal_dir=$1
depth=$2
matches=()

if [ "$depth" = "" ]; then
	depth=5;
fi


if [ "$goal_dir" = "-h" ]; then
	h_info
	return
fi

for dir in $(find $(pwd) -maxdepth "${depth}" -type d) 
  do
         if [[ -d $dir ]]; then
                if [ "$(basename "$dir")" = "${goal_dir}" ]; then
                        matches+=("$dir")
                fi
         fi
done


len=${#matches[@]}

if [ $len -eq 1 ]; then
	cd "${matches[0]}"
elif [ $len -eq 0 ]; then
	echo "No matches found within $depth subdirectories"
else
	for i in $(seq 0 "$(($len - 1))");
	do
		echo $i - "${matches[$i]}"
	done

	choice="a"
	nre='^[0-9]+$'
	until [[ $choice =~ $nre ]] && 
		[ "$choice" -lt "$len" ] && 
			 [ "$choice" -ge "0" ];
	do	
		#echo
		echo -n "Multiple matches found. Please choose one (r to refresh options): "
		IFS=' ' read -ra line
        	choice="${line[0]}"
		if [[ "$choice" =~ "r" ]] && [ ${#choice} -eq 1 ] && ! [[ $choice =~ $nre ]]; then
			echo
			for i in $(seq 0 "$(($len - 1))");
        		do
                		echo $i - "${matches[$i]}"
        		done
		fi

	done
	cd "${matches[$choice]}"
fi