#! /usr/bin/env bash
#
# 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
#
#   https://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.
#

set -e -x -u

SCRIPT_DIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)

export IMAGE_NAME="zookeeper/dev"

pushd "$SCRIPT_DIR"

docker build --rm=true -t "$IMAGE_NAME" .

popd

if [[ "$(uname -s)" == "Linux" ]]; then
  USER_NAME=${SUDO_USER:=$USER}
  USER_ID=$(id -u "$USER_NAME")
  GROUP_ID=$(id -g "$USER_NAME")
  LOCAL_HOME=$(realpath ~)
else # boot2docker uid and gid
  USER_NAME=$USER
  USER_ID=1000
  GROUP_ID=50
  LOCAL_HOME="/Users/$USER_NAME"
fi

docker build -t "$IMAGE_NAME-$USER_NAME" - <<UserSpecificDocker
FROM $IMAGE_NAME
RUN groupadd --non-unique -g $GROUP_ID $USER_NAME && \
  useradd -g $GROUP_ID -u $USER_ID -k /root -m $USER_NAME
ENV  HOME /home/$USER_NAME
UserSpecificDocker

ZOOKEEPER_ROOT="$SCRIPT_DIR/../.."

CMD="
echo
echo 'Welcome to Apache ZooKeeper Development Env'
echo 'To build, execute'
echo '  mvn clean install'
echo
bash
"

pushd "$ZOOKEEPER_ROOT"

docker run -i -t \
  --rm=true \
  -w "$ZOOKEEPER_ROOT" \
  -u "$USER" \
  -v "$(realpath "$ZOOKEEPER_ROOT"):$ZOOKEEPER_ROOT" \
  -v "$LOCAL_HOME:/home/$USER_NAME" \
  "$IMAGE_NAME-$USER_NAME" \
  bash -c "$CMD"

popd