exercicio-shell-script.sh

#!/bin/bash

menu_option=1
user=""
pass=""

# Keep asking for login until it is correct
while [ "$user" != "admin" ] && [ "$pass" != "admin" ]
do
	echo "User: "
	read user
	echo "Password: "
	read pass
done

# Keep showing menu until "Exit" is pressed
while [ "$menu_option" -ne 8 ]
do
	echo "[+] ------------------------- [+]"
	echo "[1] Create file"
	echo "[2] Edit file"
	echo "[3] Move file"
	echo "[4] Partitions"
	echo "[5] Diff"
	echo "[6] Information"
	echo "[7] Sorted list"
	echo "[8] Sair"
	echo "[+] ------------------------- [+]"
	echo "Type your option: "

	read menu_option

	clear

	case $menu_option in
	"1") # Create a file
		echo "Type the file name: "
		read file_name

		echo "Type the permission: "
		read permission

		mkdir $file_name
		chmod $permission $file_name
		;;

	"2") # Change a file
		echo "Type the file name: "
		read file_name
		
		if ! [ -f $file_name ]
		then	
			touch $file_name
		fi

		nano $file_name
		;;

	"3") # Move a file
		echo "Type the file name: "
		read file_name

		echo "Target directory: "
		read target_dir

		if [ -f $file_name ]
		then
			mv $file_name $target_dir
		else
			echo "The file doesn't exist"
		fi

		;;

	"4") # Show partitions
		sudo sfdisk -l -uM
		;;

	"5") # Show diff between files
		echo "Type the first file name: "
		read file_name_a
		echo "Type the second file name: "
		read file_name_b

		if [ -f $file_name_a ] && [ -f $file_name_b ]
		then
			diff $file_name_a $file_name_b
		fi

		;;

	"6") # Information
		echo "Uptime: $(uptime)"
		echo "User: $(whoami)"
		;;

	"7") # Sorted directories
		ls | sort
		;;

	"8") # Exit
		echo "Exiting..."
		;;

	esac
done