directory_cleanup

#!/usr/bin/env bash
# a Bash script that cleans up a directory by organizing 
#+ files into subdirectories based on their file extensions.

# read input from user, 'r' option to treat backslashes as literal characters
read -rp "Input Directory Path: " dir
if [ ! -d "$dir" ];then
	echo "$dir not a directory Path"
else
	# create subdirectories. Use 'mkdir -p' to create parent directories if they do not exist
	#+ but this script will be focused on directories that already exist
	# subdirectories 'a' and 'b' are just examples to test the script. They can be changed, depending on the type of files
	#+ and file extensions you're working with
	mkdir -p "a" "b" "c" "others"
	for file in "$dir"/*;do
		# check if 'file' is a regular file and not an executable file(dso program does not move the executable file)
		if [ -f "$file" ] && [ ! -x "$file" ];then
			extension=${file##*.}
		case "$extension" in
			a)
				mv "$file" "$dir/a/"
				;;
			b)
				mv "$file" "$dir/b/"
				;;
			c)
				mv "$file" "$dir/c/"
				;;
			*)
				mv "$file" "$dir/others/"
				;;
		esac
		fi
	done
fi