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#!/bin/bash
CURRENT=
if [ -d ~/.stdhome.orig -a ! -d ~/.stdhome.dev ]; then
CURRENT=on
elif [ ! -d ~/.stdhome.orig -a -d ~/.stdhome.dev ]; then
CURRENT=off
fi
if [ -z "$CURRENT" ]; then
echo "Can't determine current state" >&2
exit 1
fi
if [ "$CURRENT" == "off" ]; then
echo "Dev environment is off" >&2
exit 1
fi
# revno?
REVNO=
if [ -n "$1" ]; then
if [ $(( 0 + $1 )) -gt 0 ]; then
REVNO=$(( 0 + $1 ))
fi
fi
# check/create reset dir
if [ ! -d ~/.stdhome.dev.reset/home -a ! -d ~/.stdhome/home ]; then
echo "No ~/.stdhome.dev/home and nothing to copy it from"
exit 1
fi
if [ ! -d ~/.stdhome.dev.reset/home ]; then
echo copying dev environment to initial snapshot
rm -rf ~/.stdhome.dev.reset
cp -a ~/.stdhome ~/.stdhome.dev.reset
fi
# update repo
echo updating repo snapshot
cd ~/.stdhome.dev.reset/home
bzr up
cd
# reset repos
echo resetting repo
rm -rf ~/.stdhome
cp -a ~/.stdhome{.dev.reset,}
# revert stage
if [ -n "$REVNO" ]; then
echo applying revno $REVNO
/usr/local/bin/stdhome stage-revert
cd ~/.stdhome/home
bzr up -r $REVNO
cd
fi
# reset "home" dir
echo resetting homedir
rm -rf ~/tmp/stdhome-dev
cp -a ~/.stdhome/home ~/tmp/stdhome-dev
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