#! /bin/bash
set -e

backup_local() {
	# external program to supply the passphrase:
	export BORG_PASSCOMMAND="pass show $1" # repo pass first arg

	# Create Local Backups
	echo "$(date) -- Creating Local Backups ..."
	REPOSITORY=$2 # repo vault path second arg
	shift 2       # consume the first 2 arguments
	borg create --list --filter AME --stats --compression=lz4 \
		--progress \
		--exclude '*.pyc' \
		--exclude '*/.mypy_cache/' \
		--exclude '*/venv/' \
		--exclude '*/python*/site-packages/' \
		--exclude '*/.tox/' \
		--exclude '*/node_modules' \
		--exclude '*/dist' \
		--exclude '*/.cache' \
		--exclude '*/cache' \
		--exclude '*/.shadow-cljs' \
		--exclude '*/js/compiled' \
		--exclude '*/build' \
		--exclude '*/target' \
		--exclude '*/dist-newstyle' \
		--exclude '*/.notmuch' \
		--exclude '*/mpd/log' \
		--exclude '*/elpa' \
		--exclude '*.elc' \
		--exclude '*/*.o' \
		--exclude '*/guix/*/*.go' \
		--exclude '*/guix/*/*.Po' \
		--exclude '*/guix/*/*.m4' \
		--exclude '*/.local/straight' \
		--exclude '*/phd/simulation_data' \
		--exclude '*/semantic-roam' \
		"$REPOSITORY::{hostname}-{user}-{utcnow:%Y-%m-%dT%H:%M:%S}" \
		"$@" # all the dirs to bac

	# Prune Local Backups
	echo "$(date) -- Pruning local repository ..."

	borg prune --verbose --stats --list \
		--glob-archives='{hostname}-{user}-*' \
		--keep-daily 7 \
		--keep-weekly 4 \
		--keep-monthly 6 "$REPOSITORY"
}

BASIC_PATHS=(~/dev/ ~/org/ ~/.mail/ ~/.bogofilter/ ~/Nextcloud/)
backup_local Admin/sarah/borg/ingrid ssh://borgbackup@sarah/./repos/ingrid "${BASIC_PATHS[@]}"

DISK=/run/media/titan/ext_backup
if [ -d "$DISK" ]; then
	LARGER_PATHS=("$DISK/personal/Pictures/" "$DISK/personal/Libros/" "$DISK/personal/dev/" "$DISK/Archives/")
	backup_local Admin/sarah/borg/oscar ssh://borgbackup@sarah/./repos/oscar "${LARGER_PATHS[@]}"
	if ping -c 1 -W 1 192.168.178.128 >/dev/null; then
		backup_local borgbackup ssh://backup/media/Backup/daily_backup/ "${BASIC_PATHS[@]}" "${LARGER_PATHS[@]}"
	fi
fi