#!/usr/bin/env zsh

# author:	Daniel Sommer <daniel.sommer@velvettear.de>
# license:	MIT

# check if we're running in a subshell, forbid direct execution
[[ "$ZSH_EVAL_CONTEXT" == "toplevel" ]] && printf "error: direct execution of this script is forbidden!\n" >&2 && exit 1

# define title and icon for the notification
export RESTIC_NTFY_TITLE="prune"
export RESTIC_NTFY_ICON="red_circle"

# clear cache directory
rm -rf "/var/cache/restic"

printf ">> pruning repository '"$RESTIC_REPOSITORY"'...\n\n"

# execute "pre" action if defined
[[ -n "$RESTIC_PRUNE_PRE" ]] && eval "$RESTIC_PRUNE_PRE"

sudo --preserve-env -u "$RESTIC_USER" restic forget --keep-daily 7 --keep-weekly 1 --keep-monthly 1 --prune --retry-lock 3h --no-cache

# execute "post" action if defined
[[ -n "$RESTIC_PRUNE_POST" ]] && eval "$RESTIC_PRUNE_POST"

printf "\n>> repository pruned after "$SECONDS" seconds!\n"