#!/bin/sh
# prerm script for lliurex-dgti-defaults-configs
#
# see: dh_installdeb(1)

set -e

# summary of how this script can be called:
#        * <prerm> `remove'
#        * <old-prerm> `upgrade' <new-version>
#        * <new-prerm> `failed-upgrade' <old-version>
#        * <conflictor's-prerm> `remove' `in-favour' <package> <new-version>
#        * <deconfigured's-prerm> `deconfigure' `in-favour'
#          <package-being-installed> <version> `removing'
#          <conflicting-package> <version>
# for details, see https://www.debian.org/doc/debian-policy/ or
# the debian-policy package

package='lliurex-dgti-defaults-configs'

undivert()
{
    file="$1"
    if [ ! -L "$file" ] && [ ! -e "$file" ]; then
        dpkg-divert --remove --rename --package "$package" "$file"
    else
        echo "Not removing diversion of $file by $package" >&2
    fi
}



case "$1" in
    remove|upgrade|deconfigure)
	undivert /usr/bin/firefox
	undivert /usr/share/applications/firefox-esr.desktop
	undivert /opt/firefox-esr/defaults/pref/lliurex-default.js

	alternative=$(readlink -f /etc/alternatives/java)
        oracle_value='/usr/lib/jvm/java-8-oracle/jre/bin/java'
        if [ '$alternative' = $oracle_value ]; then
                update-alternatives --auto java 
        fi
        alternative=$(readlink -f /etc/alternatives/mozilla-javaplugin.so)
        oracle_value='/usr/lib/jvm/java-8-oracle/jre/lib/amd64/libnpjp2.so'
        if [ '$alternative' = $oracle_value ]; then
                update-alternatives --auto mozilla-javaplugin.so 
        fi
        alternative=$(readlink -f /etc/alternatives/javaws)
        oracle_value='/usr/lib/jvm/java-8-oracle/jre/bin/javaws'
        if [ '$alternative' = $oracle_value ]; then
                update-alternatives --auto javaws 
        fi
    ;;

    failed-upgrade)
    ;;

    *)
        echo "prerm called with unknown argument \`$1'" >&2
        exit 1
    ;;
esac

# dh_installdeb will replace this with shell code automatically
# generated by other debhelper scripts.

#DEBHELPER#

exit 0