#!/bin/bash -e
#
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements.  See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership.  The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License.  You may obtain a copy of the License at
# 
#   http://www.apache.org/licenses/LICENSE-2.0
# 
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied.  See the License for the
# specific language governing permissions and limitations
# under the License.
#

DATE=$1

if [[ -z $DATE ]]; then
    DATE=$(date --date "1 year ago" +%F)
fi

work_dir=$(mktemp -d)
temp_list=$work_dir/committers

svn log -r{$DATE}:HEAD -q http://svn.apache.org/repos/asf/qpid | egrep '^r' | cut -d " " -f 3 >> $temp_list

(
    cd $work_dir

    git clone --bare --branch main "http://gitbox.apache.org/repos/asf/qpid-proton.git"
    git clone --bare --branch main "http://gitbox.apache.org/repos/asf/qpid-dispatch.git"
    git clone --bare --branch main "http://gitbox.apache.org/repos/asf/qpid-jms.git"
    git clone --bare --branch main "http://gitbox.apache.org/repos/asf/qpid-interop-test.git"

    (cd qpid-proton.git && git log --since "$DATE" --format="format:%ce%n" >> $temp_list)
    (cd qpid-dispatch.git && git log --since "$DATE" --format="format:%ce%n" >> $temp_list)
    (cd qpid-jms.git && git log --since "$DATE" --format="format:%ce%n" >> $temp_list)
    (cd qpid-interop-test.git && git log --since "$DATE" --format="format:%ce%n" >> $temp_list)
)

cat $temp_list | sort | uniq

rm -rf $work_dir