import { tap, expect } from '@pushrocks/tapbundle';
import { Qenv } from '@pushrocks/qenv';

const testQenv = new Qenv(process.cwd(), process.cwd() + '/.nogit/');

console.log(process.memoryUsage());

// the tested module
import * as smartdata from '../ts/index';

import * as mongoPlugin from 'mongodb-memory-server';
import { smartunique } from '../ts/smartdata.plugins';

// =======================================
// Connecting to the database server
// =======================================

let testDb: smartdata.SmartdataDb;
let smartdataOptions: smartdata.IMongoDescriptor;
let mongod: mongoPlugin.MongoMemoryServer;

const totalCars = 2000;

tap.skip.test('should create a testinstance as database', async () => {
  mongod = new mongoPlugin.MongoMemoryServer({});
  console.log('created mongod instance');
  await mongod._startUpInstance().catch((err) => {
    console.log(err);
  });
  console.log('mongod started');
  smartdataOptions = {
    mongoDbName: await mongod.getDbName(),
    mongoDbPass: '',
    mongoDbUrl: await mongod.getUri(),
  };
  console.log(smartdataOptions);
  testDb = new smartdata.SmartdataDb(smartdataOptions);
});

tap.test('should connect to atlas', async (tools) => {
  const databaseName = `test-smartdata-${smartunique.shortId()}`;
  testDb = new smartdata.SmartdataDb({
    mongoDbUrl: testQenv.getEnvVarOnDemand('MONGO_URL'),
    mongoDbName: databaseName,
  });
});

tap.test('should establish a connection to mongod', async () => {
  await testDb.init();
});

// =======================================
// The actual tests
// =======================================

// ------
// Collections
// ------
class CarTemplate extends smartdata.SmartDataDbDoc<CarTemplate, CarTemplate> {
  @smartdata.unI()
  public index: string = smartunique.shortId();

  @smartdata.svDb()
  public color: string;

  @smartdata.svDb()
  public brand: string;

  @smartdata.svDb()
  deepData = {
    sodeep: 'yes',
  };

  constructor(colorArg: string, brandArg: string) {
    super();
    this.color = colorArg;
    this.brand = brandArg;
  }
}

const createCarClass = (dbArg: smartdata.SmartdataDb) => {
  console.log(this);
  @smartdata.Collection(() => {
    return dbArg;
  })
  class Car extends CarTemplate {};
  return Car;
};

tap.test('should prodice a car', async () => {
  const CarClass = createCarClass(testDb);
  const carInstance = new CarClass('red', 'Mercedes');
  await carInstance.save();
});

// =======================================
// close the database connection
// =======================================
tap.test('should close the database connection', async (tools) => {
  await testDb.mongoDb.dropDatabase();
  await testDb.close();
  try {
    await mongod.stop();
  } catch (e) {}
});

tap.start({ throwOnError: true });