Subversion Repositories SmartDukaan

package com.smartdukaan.cron.scheduled;

import com.spice.profitmandi.common.exception.ProfitMandiBusinessException;
import com.spice.profitmandi.dao.entity.transaction.Loan;
import com.spice.profitmandi.dao.entity.transaction.Transaction;
import com.spice.profitmandi.dao.repository.transaction.LoanRepository;
import com.spice.profitmandi.dao.repository.transaction.TransactionRepository;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Component;
import org.springframework.transaction.annotation.Transactional;

import java.time.LocalDateTime;
import java.time.temporal.ChronoUnit;
import java.util.*;

@Component
@Transactional(rollbackFor = {Throwable.class, ProfitMandiBusinessException.class})
public class ScheduledTasksTest {

    private static final Logger LOGGER = LogManager.getLogger(ScheduledTasksTest.class);

    @Autowired
    TransactionRepository transactionRepository;

    @Autowired
    LoanRepository loanRepository;

    public void test() throws Exception {
        System.out.println("test start");
        this.findLoanTransactionMapingAccordingLoan();
        System.out.println("test end");

    }



    public Map<Integer,Integer> findLoanTransactionMapingAccordingLoan() throws ProfitMandiBusinessException {
        List<Integer> loanIds = new ArrayList<>(Arrays.asList(34833,36536,37151,37489,37502,37970,37997,38012));

        Map<Integer, Integer> transactionLoanMap = new HashMap<>();

        for(int loanId : loanIds){
            Transaction transaction = null;
            Loan loan = loanRepository.selectByLoanId(loanId);
            List<Transaction> transactions = transactionRepository.selectByRetailerId(loan.getFofoId());

            LocalDateTime nearestDateTime = transactions.stream().map(x -> x.getCreateTimestamp())
                    .min(Comparator.comparingLong(x -> Math.abs(ChronoUnit.MILLIS.between(x, loan.getCreatedOn()))))
                    .orElse(null);

            if (nearestDateTime != null && loan.getCreatedOn().plusMinutes(2).isAfter(nearestDateTime) &&
                    loan.getCreatedOn().minusMinutes(1).isBefore(nearestDateTime)) {
                // Here transaction is still null
                transaction = transactions.stream()
                        .filter(x -> x.getCreateTimestamp().equals(nearestDateTime))
                        .findFirst().get();
                transactionLoanMap.put(transaction.getId(), loanId);
            }

        }
        LOGGER.info("transactionLoanMap {}",transactionLoanMap);
        return transactionLoanMap;
    }
}