import 'dart:ffi';
import 'dart:io';

import 'package:sqflite_common_ffi/sqflite_ffi.dart';
import 'package:sqlite3/open.dart';

Future<Database?> openLocalDb({
  String? libsqlitePath,
  String? jadbPath,
  bool readWrite = false,
}) async {
  if (libsqlitePath == null) {
    libsqlitePath = Platform.environment['LIBSQLITE_PATH'];
  }

  if (jadbPath == null) {
    jadbPath = Platform.environment['JADB_PATH'] ??
        Directory.current.uri.resolve('jadb.sqlite').path;
  }

  final db = await createDatabaseFactoryFfi(
    ffiInit: () =>
        open.overrideForAll(() => DynamicLibrary.open(libsqlitePath!)),
  ).openDatabase(
    jadbPath,
    options: OpenDatabaseOptions(
      onOpen: (db) {
        db.execute("PRAGMA foreign_keys = ON");
      },
      readOnly: !readWrite,
    ),
  );

  return db;
}