import * as plugins from './plugins.js';
import type { IDatabaseConfig } from './skr.types.js';

let dbInstance: plugins.smartdata.SmartdataDb | null = null;

export const getDb = async (
  config?: IDatabaseConfig,
): Promise<plugins.smartdata.SmartdataDb> => {
  if (!dbInstance) {
    if (!config) {
      throw new Error(
        'Database configuration required for first initialization',
      );
    }

    dbInstance = new plugins.smartdata.SmartdataDb({
      mongoDbUrl: config.mongoDbUrl,
      mongoDbName: config.dbName || 'skr_accounting',
    });

    await dbInstance.init();
  }

  return dbInstance;
};

export const getDbSync = (): plugins.smartdata.SmartdataDb => {
  if (!dbInstance) {
    throw new Error('Database not initialized. Call getDb() first.');
  }
  return dbInstance;
};

export const closeDb = async (): Promise<void> => {
  if (dbInstance) {
    await dbInstance.close();
    dbInstance = null;
  }
};