java-api/src/main/java/restImplementation/DatabaseTransactionImplementation.java

package restImplementation;

import database.transaction.Transaction;
import database.transaction.TransactionDao;

import java.time.Instant;
import java.util.List;

public class DatabaseTransactionImplementation {

    public void saveTransaction(Transaction transaction) throws  Exception{
        TransactionDao transactionDao = new TransactionDao();
        long now = Instant.now().toEpochMilli();
        transaction.setTransactionDate(now);
        transactionDao.addTransaction(transaction);
    }

    public Transaction getUserTransaction(int userId, String transactionHash)throws Exception{
        TransactionDao transactionDao = new TransactionDao();
        Transaction tx = transactionDao.getTransaction(userId,transactionHash);
        if(tx != null){
            return tx;
        }else {
            return null;
        }
    }

    public List<Transaction> getAllUserTransactions(int userId)throws Exception{
        TransactionDao transactionDao = new TransactionDao();
        return transactionDao.getUserTransactions(userId);
    }

    public List<Transaction> getLastTenTransactions(int userId)throws Exception{
        TransactionDao transactionDao = new TransactionDao();
        return transactionDao.getTenLastUserTransactions(userId);
    }

}