import 'dart:io';

import 'package:args/command_runner.dart';
import 'package:jadb/_data_ingestion/open_local_db.dart';
import 'package:jadb/_data_ingestion/seed_database.dart';
import 'package:jadb/cli/args.dart';

class CreateDb extends Command {
  @override
  final name = 'create-db';
  @override
  final description = 'Create the database';

  CreateDb() {
    addLibsqliteArg(argParser);
    argParser.addFlag(
      'wal',
      help: '''Whether to use Write-Ahead Logging (WAL) mode.

          This is recommended for better performance, but may not be used with
          the readonly NixOS store.
      ''',
      defaultsTo: false,
    );
  }

  @override
  Future<void> run() async {
    if (argResults!.option('libsqlite') == null) {
      print(argParser.usage);
      exit(64);
    }

    final db = await openLocalDb(
      libsqlitePath: argResults!.option('libsqlite')!,
      walMode: argResults!.flag('wal'),
      readWrite: true,
    );

    bool failed = false;
    await seedData(db)
        .then((_) {
          print('Database created successfully');
        })
        .catchError((error) {
          print('Error creating database: $error');
          failed = true;
        })
        .whenComplete(() {
          db.close();
        });
    if (failed) {
      exit(1);
    } else {
      exit(0);
    }
  }
}