# This was tested on MacOS 10.13

# set up some variables to reduce redundancy

_SCH_VERSION='14.21.02'
_SCH_BNAME="schemacrawler-${_SCH_VERSION}-distribution"
_SCH_TNAME="/tmp/${SCH_BNAME}.zip"
_SCH_URL="https://github.com/schemacrawler/SchemaCrawler/releases/download/v${_SCH_VERSION}/${_SCH_BNAME}.zip"
_SCH_DIR='/usr/local/opt/schemacrawler'
_SCH_SH="${_SCH_DIR}/schemacrawler-macos-opt.sh"

# Download and unzip into /tmp
curl -Lo ${_SCH_TNAME} ${_SCH_URL}
unzip ${_SCH_TNAME}

# Move subdir from release package into /usr/local/opt
mkdir -p ${_SCH_DIR}
cp -r /tmp/${_SCH_BNAME}/_schemacrawler/ ${_SCH_DIR}

# create the shell script manually
echo '#!/usr/bin/env bash' > ${_SCH_SH}
echo "SC_DIR=${_SCH_DIR}" >> ${_SCH_SH}
echo "java -cp \$(echo \$SC_DIR/lib/*.jar | tr ' ' ':'):\$SC_DIR/config schemacrawler.Main \"\$@\"" \
  >> ${_SCH_SH}

# make it executable and symlink it

chmod +x ${_SCH_SH}
ln -sf ${_SCH_SH} /usr/local/bin/schemacrawler