Transaction.js

import SuccessTransaction from './SuccessTransaction';
import FailTransaction from './FailTransaction';
import PendingTransaction from './PendingTransaction';

class Transaction {
  constructor(transaction) {
    this.id = transaction.id;
    this.transactionStatusDelegate = this.getTransactionStatusDelegate(transaction);
  }
  
  get statusString() {
    return this.transactionStatusDelegate.statusString;
  }
  
  get isNonRefundable() {
    return this.transactionStatusDelegate.isNonRefundable;
  }
  
  getTransactionStatusDelegate(transaction) {
    // ...
  }
}

export default Transaction;