#!/bin/bash

# This is a script to read portage log items from einfo, ewarn etc, new in the
# portage-2.1 series.
#
# Author: Donnie Berkholz <spyderous@gentoo.org>
# Updated by: Uwe Klosa <uwe.klosa@gmail.com>

# Set ELOGDIR
ELOGDIR=$(portageq envvar PORT_LOGDIR)/elog

# Set up select prompt
PS3="Choice? "

select_loop() {
	ANY_FILES=$(/usr/bin/find . -type f)
	ANY_FILES=$(echo ${ANY_FILES} | /bin/sed -e "s:\./::g")

	if [[ -z ${ANY_FILES} ]]; then
		echo "No log items to read"
		break
	fi

	echo
	echo "This is a list of portage log items. Choose a number to view that file or type q to quit."
	echo

	# Pick which file to read
	select FILE in ${ANY_FILES}; do
		case ${REPLY} in
			q)
				echo "Quitting"
				QUIT="yes"
				break
				;;
			*)
				/usr/bin/less ${FILE}
				read -p "Delete file? [y/N] " DELETE
				case ${DELETE} in
					q)
						echo "Quitting"
						QUIT="yes"
						break
						;;
					y|Y)
						/usr/bin/rm -f ${FILE}
						SUCCESS=$?
						if [[ ${SUCCESS} = 0 ]]; then
							echo "Deleted ${FILE}"
						else
							echo "Unable to delete ${FILE}"
						fi
						;;
					# Empty string defaults to N (save file)
					n|N|"")
						echo "Saving ${FILE}"
						;;
					*)
						echo "Invalid response. Saving ${FILE}"
						;;
				esac
				;;
		esac
		break
	done
}

pushd ${ELOGDIR} > /dev/null

until [[ -n ${QUIT} ]]; do
	select_loop
done

popd > /dev/null