#!/usr/bin/env bash

## - !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
## -
## - No further settings on (remote) nextcloud mashine are necessary
## - 
## - !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

err_Log=${LOCK_DIR}/nc_account.err.log
> $err_Log


## - load functions
## -
. $rcopy_functions_file

# --------------------------------------------------- #
# -------------------- Variable --------------------- #
#

backup_base_target_dir="${backup_mirror_dir}/Nextcloud-Accounts"
backup_target_dir="${backup_base_target_dir}/${nc_server_name}/${nc_user}"
nc_params="--non-interactive --silent"
nc_params="--non-interactive"

if [[ ! -d "$backup_base_target_dir" ]] ; then

   mkdir -p "$backup_base_target_dir" > $err_Log 2>&1
   if [[ $? -ne 0 ]] ; then
      echolog "\t[ERROR] Cannot create directory '$backup_base_target_dir'"
      exit 1
   fi
fi

if [[ ! -d "$backup_target_dir" ]] ; then
   mkdir -p "$backup_target_dir" > $err_Log 2>&1
   if [[ $? -ne 0 ]] ; then
      echolog "\t[ERROR] Cannot create directory '$backup_target_dir'"
      exit 1
   fi
fi

#echo "server url:  $nc_server_url"
#echo "server name: $nc_server_name"
#echo "user:        $nc_user"
#echo "password:    $nc_password"
#
#exit 0

nc_cmd_bin="$(which nextcloudcmd)"

if [ -z "$nc_cmd_bin" ]; then
   echolog "\t[ERROR] Cannot find binary \"nextcloudcmd\""
   exit 1
   
fi

#
# ------------------ Ende Variable ------------------ #
# --------------------------------------------------- #

if $MIRROR ; then

   b_timestamp="$(date +"%s")"

   echo ""
   echo "$nc_cmd_bin $nc_params -u $nc_user -p $nc_password $backup_target_dir $nc_server_url" 
   echo ""
   $(
      $nc_cmd_bin $nc_params -u $nc_user -p $nc_password $backup_target_dir $nc_server_url > $err_Log 2>&1
      exit $?
   )
   retval=$?

   ## - end timestamp
   ## -
   e_timestamp=`$date +"%s"`

   ## - determin duration
   ## -
   _time=`expr $e_timestamp - $b_timestamp`
   t_h=`expr $_time / 60 / 60`
   t_rest_h=`expr $_time - $t_h \\* 60 \\* 60`
   t_m=`expr $t_rest_h / 60`
   t_s=`expr $t_rest_h - $t_m \\* 60`
   duration=""
   if [ $t_h -gt 0 ]; then
      duration="$t_h h : $t_m min : $t_s sec"
   elif [ $t_m -gt 0 ];then
      duration="$t_m min : $t_s sec"
   else
      duration="$t_s sec"
   fi

   ## - look about errors..
   ## -
   if [ "$retval" != "0" ]; then
      if grep -i -q -E "Authentication\s+failed" "$err_Log" 2> /dev/null ; then
         echo "Authentication failed for user \"$nc_user\" on system \"$nc_server_name\".." > "$err_Log"
      fi
         
      print_error_stdout "Cannot backup netxcloud account \"$nc_user\"\n          $(cat "$err_Log")"
      echolog "\t[ERROR] Cannot Cannot backup netxcloud account \"$nc_user\"  [ $duration ]\n\t`$cat $err_Log`\n"
   else

      ## - print durations right-aligned
      ## -
      [ -z $right_tabstop ] && right_tabstop=70
      info_msg="NC Account \"$nc_user\" on server \"$nc_server_name\" successfully mirrored "
      _tmp_string="${info_msg}${duration}"
      _strlen=${#_tmp_string}
      _count_blank=`expr $right_tabstop - $_strlen`
      _str_blanks=""
      while [ $_count_blank -gt 1 ]; do
         _str_blanks="$_str_blanks "
         _count_blank=`expr $_count_blank - 1`
      done
      echononl "\t$info_msg"
      echononl "$_str_blanks"

      echolog "[ $duration ]"
   fi

   #echo " $real_backupSrcDir" >> $dirs_backup_done

else
   echolog "\tMIRROR is set to $MIRROR. So nothing to do."
fi

exit 0