#!/bin/sh

. /usr/share/debconf/confmodule

dev=$1
id=$2
part=$dev/$id

cd $dev

do_mountpoint () {
	local noninteractive
	noninteractive=true
	while true; do
		if [ -f "$part/mountpoint" ]; then
			old_mountpoint=$(cat $part/mountpoint)
		else
			old_mountpoint=/
		fi
		db_set partman-basicfilesystems/mountpoint "$old_mountpoint"
		db_input critical partman-basicfilesystems/mountpoint || $noninteractive
		db_go || return 1
		db_get partman-basicfilesystems/mountpoint

		case "$RET" in
		    Do?not?mount?it)
			rm -f $part/mountpoint
			break
			;;
		    Enter?manually)
			if do_mountpoint_manual; then break; fi
			noninteractive="return 1"
			;;
		    *)
			echo ${RET%% *} >$part/mountpoint
			break
		esac
	done
}

do_mountpoint_manual () {
	local noninteractive
	noninteractive=true
	while true; do
		new_mountpoint=
		while [ -z "$new_mountpoint" ]; do
			if [ -f "$part/mountpoint" ]; then
				old_mountpoint=$(cat $part/mountpoint)
			else
				old_mountpoint=/
			fi
			db_set partman-basicfilesystems/mountpoint_manual "$old_mountpoint"
			db_input critical partman-basicfilesystems/mountpoint_manual || \
				$noninteractive
			db_go || return 1
			db_get partman-basicfilesystems/mountpoint_manual

			if expr "$RET" : '/[^ ]*$' >/dev/null; then
				new_mountpoint=$RET
			else
				db_input high partman-basicfilesystems/bad_mountpoint || true
				db_go || true
			fi
		done
		echo $RET >$part/mountpoint
		break
	done
}

do_mountpoint