#!/usr/bin/env bash

# klevstul :: 25.02

# switching owner of postgres' data director to and from 'poq' and 'postgres'


dir_psqdata=/home/poq/syncDir/quick/onedrive/swas/postgresql/dataLnx



if ! [ -d "${dir_psqdata}" ]; then
    echo "error: non-existing directory '${dir_psqdata}'"
    exit 1
else
    echo "postgresql data directory: '${dir_psqdata}'"
fi

username=$(stat -c '%U' ${dir_psqdata})

if [[ ${username} == "postgres" ]]; then
  echo "change owner to ${USER} (postgres ➔ ${USER})?"

    echo "do you want to continue? (y/n)"
    read user_input
    if [[ ${user_input} != "y" ]]; then
        echo "bye!"
        exit 1
    fi

    sudo chown ${USER}:${USER} -R ${dir_psqdata}

elif [[ ${username} == "${USER}" ]]; then
  echo "change owner to 'postgres' (${USER} ➔ postgres)?"

    echo "do you want to continue? (y/n)"
    read user_input
    if [[ ${user_input} != "y" ]]; then
        echo "bye!"
        exit 1
    fi

  sudo chown postgres:postgres -R ${dir_psqdata}
else
    echo "error: unknown username - not sure what to do in this case, except for quitting. bye!"
    exit 1
fi