#!/bin/bash

if [ "$#" -lt 2 ]; then
    echo "Usage: $0 <packagename> <version> [basedir]"
    exit 1
fi
packagename=$1
version=$2
if [ "$#" -ge 3 ]; then
    basedir=$3
else
    basedir=$(pwd)
fi

subdirectory=${packagename//\.//}

echo "packagename: ${packagename}"
echo "version: ${version}"
echo "directory: ${basedir}/${subdirectory}"

mkdir -p ${basedir}/${subdirectory}
touch ${basedir}/${subdirectory}/OtelVersion.java
if [ ! -f ${basedir}/${subdirectory}/OtelVersion.java ]; then
    exit 1
fi

echo "package ${packagename};" > ${basedir}/${subdirectory}/OtelVersion.java
echo "" >> ${basedir}/${subdirectory}/OtelVersion.java
echo "public final class OtelVersion {" >> ${basedir}/${subdirectory}/OtelVersion.java
echo "  public static final String VERSION = \"${version}\";" >> ${basedir}/${subdirectory}/OtelVersion.java
echo "" >> ${basedir}/${subdirectory}/OtelVersion.java
echo "  private OtelVersion() {}" >> ${basedir}/${subdirectory}/OtelVersion.java
echo "}" >> ${basedir}/${subdirectory}/OtelVersion.java