#!/usr/bin/env bash
: "${BASH_IT:=$HOME/.bash_it}"

case $OSTYPE in
	darwin*)
		CONFIG_FILE=.bash_profile
		;;
	*)
		CONFIG_FILE=.bashrc
		;;
esac

BACKUP_FILE=$CONFIG_FILE.bak

if [[ ! -e "$HOME/$BACKUP_FILE" ]]; then
	echo -e "\033[0;33mBackup file $HOME/$BACKUP_FILE not found.\033[0m" >&2

	if [[ -w "$HOME/$CONFIG_FILE" ]]; then
		if mv "$HOME/$CONFIG_FILE" "$HOME/$CONFIG_FILE.uninstall"; then
			echo -e "\033[0;32mMoved your $HOME/$CONFIG_FILE to $HOME/$CONFIG_FILE.uninstall.\033[0m"
		fi
	fi
elif [[ -w "$HOME/$BACKUP_FILE" ]]; then
	if cp -a "$HOME/$BACKUP_FILE" "$HOME/$CONFIG_FILE"; then
		rm "$HOME/$BACKUP_FILE"
		echo -e "\033[0;32mYour original $CONFIG_FILE has been restored.\033[0m"
	fi
fi

echo ""
echo -e "\033[0;32mUninstallation finished successfully! Sorry to see you go!\033[0m"
echo ""
echo "Final steps to complete the uninstallation:"
echo "  -> Remove the $BASH_IT folder"
echo "  -> Open a new shell/tab/terminal"