#!/bin/bash

# Variables
export BORG_BACKUP_DIRECTORY="/mnt/borgbackup/borg"

# Validate BORG_PASSWORD
if [ -z "$BORG_PASSWORD" ]; then
    echo "BORG_PASSWORD is not allowed to be empty."
    exit 1
fi

# Export defaults 
export BORG_PASSPHRASE="$BORG_PASSWORD"
export BORG_UNKNOWN_UNENCRYPTED_REPO_ACCESS_IS_OK=yes
export BORG_RELOCATED_REPO_ACCESS_IS_OK=yes

# Validate BORG_MODE
if [ "$BORG_MODE" != backup ] && [ "$BORG_MODE" != restore ] && [ "$BORG_MODE" != check ]; then
    echo "No correct BORG_MODE mode applied. Valid are 'backup' and 'restore'."
    exit 1
fi

export BORG_MODE

# Run the backup script
if ! bash /backupscript.sh; then
    FAILED=1
fi

# Remove lockfile
rm -f "/nextcloud_aio_volumes/nextcloud_aio_database_dump/backup-is-running"

# Get a list of all available borg archives
set -x
borg list "$BORG_BACKUP_DIRECTORY" | grep "nextcloud-aio" | awk -F " " '{print $1","$3,$4}' > "/nextcloud_aio_volumes/nextcloud_aio_mastercontainer/data/backup_archives.list"
chmod +r "/nextcloud_aio_volumes/nextcloud_aio_mastercontainer/data/backup_archives.list"
set +x

if [ -n "$FAILED" ]; then
    if [ "$BORG_MODE" = backup ]; then
        # Add file to Nextcloud container so that it skips any update the next time
        touch "/nextcloud_aio_volumes/nextcloud_aio_nextcloud_data/skip.update"
        chmod 777 "/nextcloud_aio_volumes/nextcloud_aio_nextcloud_data/skip.update"
    fi
    exit 1
fi

exec "$@"