#!/usr/bin/env bash

run_directory=$(dirname "$0")

if [ -f $run_directory/.disabled ]; then
  echo "Installation is disabled. Exiting..."
  exit 0
fi

echo "Copying Systemd units to system directory..."
for f in $run_directory/mounts.conf.d/*.conf; do
  if [ ! -e "$f" ]; then
    continue
  fi
  source $f
  mountfile=$(echo ${mount[target]} | sed -e "s:/:-:g")
  mountfile=${mountfile:1}.mount
  sudo cp $run_directory/template.mount /etc/systemd/system/$mountfile
  sudo sed -i -e "s/PH_MAPPER/${mount[mapper]}/g" /etc/systemd/system/$mountfile
  sudo sed -i -e "s:PH_TARGET:${mount[target]}:g" /etc/systemd/system/$mountfile
  if [ "${mount[friendly]}" != '' ]; then
    sudo sed -i -e "s/PH_FRIENDLY/${mount[friendly]}/g" /etc/systemd/system/$mountfile
  else
    sudo sed -i -e "s/PH_FRIENDLY/${mount[mapper]}/g" /etc/systemd/system/$mountfile
  fi
  if [ ${mount[autolock]} -eq 1 ]; then
    sudo mkdir /etc/systemd/system/systemd-cryptsetup@${mount[mapper]}.service.d
    sudo cp $run_directory/close-vault.conf.template \
      /etc/systemd/system/systemd-cryptsetup@${mount[mapper]}.service.d/close-vault.conf
    sudo sed -i -e "s/PH_MOUNTFILE/$mountfile/g" \
      /etc/systemd/system/systemd-cryptsetup@${mount[mapper]}.service.d/close-vault.conf
  fi
done

echo "Reloading Systemd..."
sudo systemctl daemon-reload

echo "Finished install. Exiting..."
exit 0