#!/usr/bin/env bash
set -euo pipefail

if [[ $# -lt 1 ]]; then
  echo "Usage: $0 <backup-file.tar.gz>" >&2
  exit 1
fi

TARGET_DIR="${MARKDOWN_TARGET_DIR:-./backend/content/posts}"
BACKUP_FILE="$1"

if [[ ! -f "${BACKUP_FILE}" ]]; then
  echo "Backup file not found: ${BACKUP_FILE}" >&2
  exit 1
fi

mkdir -p "${TARGET_DIR}"
rm -rf "${TARGET_DIR}"/*
tar -xzf "${BACKUP_FILE}" -C "${TARGET_DIR}"
echo "Markdown restore completed into ${TARGET_DIR}"