#!/bin/sh

# git-post-review: post a review to the ReviewBoard based on a local git
# diff. The SVN information is based on the 'git-svn-id' data from
# the git HEAD.

# Based on 'git-svn-diff by Leif Hedstrom from:
# http://www.mail-archive.com/dev@trafficserver.apache.org/msg00864.html

set -e

svn_url=`git show HEAD | awk '/git-svn-id:/ {print $2}' | head -n1`

line='==================================================================='
REV=`echo $svn_url | cut -d'@' -f2 | cut -d' ' -f1`
BRANCH=`echo $svn_url | sed -e 's|@.*||' -e 's|.*/svn/[^/]*/|/|'`

tempfile=`mktemp post-review-XXXXXX`
#git diff --no-prefix $(git rev-list --date-order --max-count=1 $TRACKING_BRANCH) $* |
git diff --no-prefix |
sed -e "s|^\(+++ \)\(.*\)|\1$BRANCH/\2    (working copy)|" \
	-e "s|^\(--- \)\(.*\)|\1$BRANCH/\2    (revision $REV)|" \
	-e "s/^diff --git [^[:space:]]*/Index:/" \
	-e "s/^index.*/$line/" \
	> "$tempfile"

REPO_URL=`echo $svn_url | cut -d/ -f1-5`
post-review --branch="$BRANCH" --repository-url=$REPO_URL --diff-filename="$tempfile" "$@"

rm "$tempfile"