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

ROOT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
DATABASE_PATH="${DATABASE_PATH:-$ROOT_DIR/data/collector/storyforge.db}"
BACKUP_DIR="${BACKUP_DIR:-$ROOT_DIR/data/backups}"
TIMESTAMP="$(date -u +%Y%m%dT%H%M%SZ)"
TARGET_PATH="$BACKUP_DIR/storyforge-${TIMESTAMP}.db"

mkdir -p "$BACKUP_DIR"

python3 - "$DATABASE_PATH" "$TARGET_PATH" <<'PY'
from __future__ import annotations

import pathlib
import sqlite3
import sys

source_path = pathlib.Path(sys.argv[1])
target_path = pathlib.Path(sys.argv[2])

if not source_path.exists():
    raise SystemExit(f"source database not found: {source_path}")

target_path.parent.mkdir(parents=True, exist_ok=True)

with sqlite3.connect(source_path) as source_conn, sqlite3.connect(target_path) as target_conn:
    source_conn.backup(target_conn)

print(target_path)
PY