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

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

Future<JaDBConnection> setup_database_connection() async {
  final lib_sqlite_path = Platform.environment['LIBSQLITE_PATH'];
  final jadb_path = Platform.environment['JADB_PATH'];

  if (lib_sqlite_path == null) {
    throw Exception("LIBSQLITE_PATH is not set");
  }

  if (jadb_path == null) {
    throw Exception("JADB_PATH is not set");
  }

  final db_connection = createDatabaseFactoryFfi(ffiInit: () {
    open.overrideForAll(
      () => DynamicLibrary.open(lib_sqlite_path),
    );
  }).openDatabase(
    jadb_path,
    options: OpenDatabaseOptions(
      onOpen: (db) {
        db.execute("PRAGMA foreign_keys = ON");
      },
    ),
  );

  return JaDBConnection(await db_connection);
}