How to use @requestnetwork/data-access - 5 common examples

async function setup(): Promise<{ mockStorage: MockStorage; requestLogic: RequestLogic }> {
  const mockStorage = new MockStorage();

  // Data access setup
  const dataAccess = new DataAccess(mockStorage);
  await dataAccess.initialize();

  // Logic setup
  return {
    mockStorage,
    requestLogic: new RequestLogic(
      new TransactionManager(dataAccess),
      signatureProvider,
      advancedLogic,
    ),
  };
}

? new KeyvFile({
          filename: initializationStoragePath,
        })
      : undefined;

    // Use ethereum storage for the storage layer
    const ethereumStorage: StorageTypes.IStorage = getEthereumStorage(
      getMnemonic(),
      this.logger,
      store,
    );

    // Use an in-file Transaction index if a path is specified, an in-memory otherwise
    const transactionIndex = new TransactionIndex(store);

    this.dataAccess = new DataAccess(ethereumStorage, {
      logger: this.logger,
      transactionIndex,
    });

    this.express = express();
    this.mountRoutes();
  }

(async (): Promise => {
  // Data access setup
  const dataAccess = new DataAccess(new MockStorage());
  await dataAccess.initialize();

  // A transaction manager, for example @requestnetwork/transaction-manager
  const transactionManager: TransactionTypes.ITransactionManager = new TransactionManager(
    dataAccess,
  );

  const requestLogic = new RequestLogic(transactionManager, signatureProvider);

  const signerIdentity = {
    type: IdentityTypes.TYPE.ETHEREUM_ADDRESS,
    value: '0x627306090abab3a6e1400e9345bc60c78a8bef57',
  };

  // optionally, compute the request ID before actually creating it.
  const requestId = await requestLogic.computeRequestId(createParams, signerIdentity);

(async (): Promise => {
  // Data access setup
  const dataAccess = new DataAccess(new MockStorage());
  await dataAccess.initialize();

  // A transaction manager, for example @requestnetwork/transaction-manager
  const transactionManager: TransactionTypes.ITransactionManager = new TransactionManager(
    dataAccess,
    decryptionProvider,
  );

  const requestLogic = new RequestLogic(transactionManager, signatureProvider);

  const signerIdentity = {
    type: IdentityTypes.TYPE.ETHEREUM_ADDRESS,
    value: '0x627306090abab3a6e1400e9345bc60c78a8bef57',
  };

  // optionally, compute the request ID before actually creating it.

const store = initializationStoragePath
      ? new KeyvFile({
          filename: initializationStoragePath,
        })
      : undefined;

    // Use ethereum storage for the storage layer
    const ethereumStorage: StorageTypes.IStorage = getEthereumStorage(
      getMnemonic(),
      this.logger,
      store,
    );

    // Use an in-file Transaction index if a path is specified, an in-memory otherwise
    const transactionIndex = new TransactionIndex(store);

    this.dataAccess = new DataAccess(ethereumStorage, {
      logger: this.logger,
      transactionIndex,
    });

    this.express = express();
    this.mountRoutes();
  }