#!/bin/sh

# To generate localization information, run:
# xgettext -o - -L Shell select-editor

PATH=$PATH:/usr/sbin

# Ensure that $HOME/.selected_editor is writeable
touch $HOME/.selected_editor || exit 1

editors=`update-alternatives --list editor | wc -l`
if [ $editors -gt 1 ]; then
echo
echo "`gettext 'Select an editor. To change later, run'`" "'select-editor'."
i=0
editors=`update-alternatives --list editor`
for e in $editors; do
i=`expr $i + 1`
desc=
if [ $e = "/bin/nano" ]; then
desc=" <---- ` gettext 'easiest'`"
simple=$i
fi
echo " $i. $e$desc"
done
echo ""
selected=x
while /bin/true; do
if [ -z "$selected" -a ! -z "$simple" ]; then
selected="$simple"
elif ! test $selected -gt 0 2>/dev/null; then
echo -n "$(gettext 'Choose') 1-$i [$simple]: "
read -r selected
elif ! test $selected -le $i 2>/dev/null; then
echo -n "$(gettext 'Choose') 1-$i [$simple]: "
read -r selected
else
break
fi
done
i=0
for e in $editors; do
i=`expr $i + 1`
if [ $i -eq $selected ]; then
echo "# Generated by /usr/bin/select-editor" > $HOME/.selected_editor
echo "SELECTED_EDITOR=\"$e\"" >> $HOME/.selected_editor && exit 0
fi
done
fi
exit 1