#!/bin/bash
MountScript1="$1"
UmountScript1="$2"
MountScript2="$3"
UmountScript2="$4"
SCRPATHPREFIX="$5"
REPOSITORYPATH="$6"
REPOSITORYNAME="$(basename ${REPOSITORYPATH})"
REPOSITORYPATH="${REPOSITORYPATH}/backup"
REPOSITORYNAMENOW="${REPOSITORYNAME}-$(date +%Y-%m-%d)"

red=`tput setaf 1`
green=`tput setaf 2`
yellow=`tput setaf 3`
reset=`tput sgr0`


echo "${green}### start borg backup${reset}"

CMD=("sudo" "sh" "${MountScript1}")
if ! "${CMD[@]}"; then
  sudo sh "${UmountScript1}"
  echo "${red}Error(1): execution of mount script ${yellow} ${MountScript1} ${red} failed${reset}"
  exit 1
else
  echo "${green}Succesfull(1):  mount script ${yellow} ${MountScript1} ${green} execution was successfull.${reset}"
fi

CMD=("sudo" "sh" "${MountScript2}")
if ! "${CMD[@]}"; then
  sudo sh "${UmountScript1}"
  sudo sh "${UmountScript2}"
  echo "${red}Error(1): execution of mount script ${yellow} ${MountScript2} ${red} failed${reset}"
  exit 1
else
  echo "${green}Succesfull(1):  mount script ${yellow} ${MountScript2} ${green} execution was successfull.${reset}"
fi

CMD=("borg" "create" "-v" "--compression" "lzma,9" "${REPOSITORYPATH}::${REPOSITORYNAMENOW}"  "${SCRPATHPREFIX}/backup/system-home-snapshot/dev" "${SCRPATHPREFIX}/backup/system-home-snapshot/home" "${SCRPATHPREFIX}/backup/system-home-snapshot/game/.pwsafe" "${SCRPATHPREFIX}/backup/media-docs-snapshot")
if ! "${CMD[@]}"; then
  sudo sh "${UmountScript1}"
  sudo sh "${UmountScript2}"
  echo "${red}Error(1): creation of repo ${yellow}${REPOSITORYNAMENOW}${red} failed${reset}"
  exit 1
else
  echo "${green}Succesfull(1):repo ${yellow}${REPOSITORYNAMENOW}${green} created${reset}"
fi

echo "${green}### prune  old borg backup${reset}"
CMD=("borg" "prune" "-v" "${REPOSITORYPATH}" "--prefix" "${REPOSITORYNAME}" "--keep-daily=")
if ! "${CMD[@]}"; then
  sudo sh "${UmountScript1}"
  sudo sh "${UmountScript2}"
  echo "${red}Error(2): prune of repo ${yellow}${REPOSITORYNAME}${red} failed${reset}"
  exit 1
else
  echo "${green}Succesfull(2): prune of repo ${yellow}${REPOSITORYNAME}${green} was Succesfull${reset}"
fi

echo "${green}### unmount folders${reset}"
sudo sh "${UmountScript1}"
sudo sh "${UmountScript2}"

echo "${green}### finished borg backup${reset}"