import IBatchWriter from './IBatchWriter';
import IOperationProcessor from './IOperationProcessor';
import IRequestHandler from './IRequestHandler';
import ITransactionProcessor from './ITransactionProcessor';

/**
 * Defines an interface to return the correct 'version-ed' objects.
 */
export default interface IVersionManager {

  /**
   * Gets the batchwriter for the given blockchain time.
   * @param blockchainTime The blockchain time for which the batchwriter is needed.
   */
  getBatchWriter (blockchainTime: number): IBatchWriter;

  /**
   * Gets the operation processor for the given blockchain time.
   * @param blockchainTime The blockchain time for which the operation processor is needed.
   */
  getOperationProcessor (blockchainTime: number): IOperationProcessor;

  /**
   * Gets the request handler for the given blockchain time.
   * @param blockchainTime The blockchain time for which the requesthandler is needed.
   */
  getRequestHandler (blockchainTime: number): IRequestHandler;

  /**
   * Gets the transaction process for the given blockchain time.
   * @param blockchainTime The blockchain time for which the transaction processor is needed.
   */
  getTransactionProcessor (blockchainTime: number): ITransactionProcessor;
}