io.fourfinanceit.homework.util.RiskDefiner.java Source code

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Here is the source code for io.fourfinanceit.homework.util.RiskDefiner.java

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/*
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package io.fourfinanceit.homework.util;

import io.fourfinanceit.homework.enums.LoanApplicationStatusEnum;
import io.fourfinanceit.homework.repository.LoanApplicationRepository;
import io.fourfinanceit.homework.model.LoanApplication;
import java.math.BigDecimal;
import java.util.Calendar;
import java.util.Date;
import java.util.List;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.context.annotation.ComponentScan;
import org.springframework.stereotype.Component;

/**
 *
 * @author sergey_putilov
 */
@Component
@ComponentScan
public class RiskDefiner {

    @Value("${loan.application.maxApplicationsPerDay}")
    private Integer maxApplicationsPerDay;

    @Value("${loan.application.maxAmount}")
    private BigDecimal maxAmount;

    @Value("${loan.application.riskHourFrom}")
    private Integer riskHourFrom;

    @Value("${loan.application.riskHourTill}")
    private Integer riskHourTill;

    @Autowired
    private LoanApplicationRepository loanApplicationRepository;

    public boolean isAllowToLoanApplication(LoanApplication loanApplication) {

        if (isMaxAmount(loanApplication)) {
            if (isRiskTime()) {
                return false;
            }
        } else {
            if (isLowedCountloans(loanApplication)) {
                return false;
            }
        }

        return true;
    }

    private boolean isMaxAmount(LoanApplication loanApplication) {

        return maxAmount.equals(loanApplication.getAmount());
    }

    private boolean isRiskTime() {

        Calendar cal = Calendar.getInstance();
        int dayHour = cal.get(Calendar.HOUR_OF_DAY);

        if (dayHour >= riskHourFrom && dayHour < riskHourTill) {
            return true;
        } else {
            return false;
        }
    }

    private boolean isLowedCountloans(LoanApplication loanApplication) {

        Calendar cal = Calendar.getInstance();
        cal.add(Calendar.HOUR_OF_DAY, -24);
        Date date = cal.getTime();
        String ipAddress = loanApplication.getIpAddress();
        List<LoanApplication> loanApplications = loanApplicationRepository
                .findByIpAddressAndStatusAndInsertDateGreaterThan(ipAddress,
                        LoanApplicationStatusEnum.ACTIVE.getStatus(), cal.getTime());

        if (loanApplications.size() >= maxApplicationsPerDay) {
            return false;
        } else {
            return true;
        }
    }

}