#!/bin/bash
set -x 

# Set your Home Assistant SSH credentials
HA_SSH_KEY="/home/user/.ssh/HomeAssistant-key"
HA_SSH_USER="root"
HA_SSH_HOST="HOME.ASSISTANT.IP.ADDRESS"

# Set the backup destination path
BACKUP_DEST="/BACKUP/DESTINATION"

# Create a backup on the Home Assistant server and extract the slug
BACKUP_OUTPUT=$(ssh -i "$HA_SSH_KEY" "$HA_SSH_USER@$HA_SSH_HOST" "ha backup new --name=auto_backup_$(date '+%Y-%m-%d_%H-%M-%S')")
BACKUP_SLUG=$(echo "$BACKUP_OUTPUT" | awk '/slug:/ {print $2}')

# Copy the backup file from Home Assistant to your local machine
scp -i "$HA_SSH_KEY" "$HA_SSH_USER@$HA_SSH_HOST:/backup/${BACKUP_SLUG}.tar" "$BACKUP_DEST/$(date '+%Y-%m-%d_%H-%M-%S')_${BACKUP_SLUG}.tar"

# Clean up old backups if needed (adjust the number of days to keep)
find "$BACKUP_DEST" -name '*.tar' -mtime +30 -exec rm {} \;

echo "Backup completed successfully: $BACKUP_DEST/$(date '+%Y-%m-%d_%H-%M-%S')_${BACKUP_SLUG}.tar"