Examples with LoanInterestCalculator org.mifos.clientportfolio.newloan.domain.LoanInterestCalculator used on opensource projects

Example 1 with LoanInterestCalculator

use of org.mifos.clientportfolio.newloan.domain.LoanInterestCalculator in project head by mifos.

the class LoanBO method regeneratePaymentSchedule.

/**
     * pull this logic out of LoanBO entity and reuse LoanSchedule behaviour used from service facades at a service level
     */
@Deprecated
private void regeneratePaymentSchedule(final boolean isRepaymentIndepOfMeetingEnabled, final MeetingBO newMeetingForRepaymentDay) throws AccountException {
    Money miscFee = getMiscFee();
    Money miscPenalty = getMiscPenalty();
    try {
        getlegacyLoanDao().deleteInstallments(this.getAccountActionDates());
    } catch (PersistenceException e) {
        throw new AccountException(e);
    }
    // Delete previous loan meeting if loan is parent account and set individual loans(if any) loanMeeting same as parent 
    if (isRepaymentIndepOfMeetingEnabled && newMeetingForRepaymentDay != null && !this.getLoanMeeting().equals(newMeetingForRepaymentDay)) {
        if (null != this.getLoanMeeting() && !this.isIndividualLoan()) {
            this.delete(this.getLoanMeeting());
        }
        setLoanMeeting(newMeetingForRepaymentDay);
        if (this.hasMemberAccounts()) {
            for (LoanBO individualLoanBO : this.getMemberAccounts()) {
                individualLoanBO.setLoanMeeting(newMeetingForRepaymentDay);
            }
        }
    }
    this.resetAccountActionDates();
    loanMeeting.setMeetingStartDate(disbursementDate);
    RecurringScheduledEventFactory scheduledEventFactory = new RecurringScheduledEventFactoryImpl();
    ScheduledEvent meetingScheduledEvent = scheduledEventFactory.createScheduledEventFrom(this.loanMeeting);
    LoanInstallmentFactory loanInstallmentFactory = new LoanInstallmentFactoryImpl(scheduledEventFactory);
    LoanInstallmentGenerator loanInstallmentGenerator = loanInstallmentFactory.create(this.getLoanMeeting(), isRepaymentIndepOfMeetingEnabled);
    LocalDate actualDisbursementDate = new LocalDate(this.disbursementDate);
    List<InstallmentDate> installmentDates = loanInstallmentGenerator.generate(actualDisbursementDate, this.noOfInstallments, this.gracePeriodType.asEnum(), this.gracePeriodDuration, this.office.getOfficeId());
    Integer numberOfInstallments = installmentDates.size();
    GraceType graceType = this.gracePeriodType.asEnum();
    InterestType interestType = InterestType.fromInt(this.interestType.getId());
    Integer interestDays = AccountingRules.getNumberOfInterestDays().intValue();
    LoanDecliningInterestAnnualPeriodCalculator decliningInterestAnnualPeriodCalculator = new LoanDecliningInterestAnnualPeriodCalculatorFactory().create(loanMeeting.getRecurrenceType());
    Double decliningInterestAnnualPeriod = decliningInterestAnnualPeriodCalculator.calculate(loanMeeting.getRecurAfter().intValue(), interestDays);
    Double interestFractionalRatePerInstallment = interestRate / decliningInterestAnnualPeriod / 100;
    LoanDurationInAccountingYearsCalculator loanDurationInAccountingYearsCalculator = new LoanDurationInAccountingYearsCalculatorFactory().create(loanMeeting.getRecurrenceType());
    Double durationInYears = loanDurationInAccountingYearsCalculator.calculate(loanMeeting.getRecurAfter().intValue(), numberOfInstallments, interestDays);
    List<DateTime> scheduledInstallments = new ArrayList<DateTime>();
    for (InstallmentDate installmentDate : installmentDates) {
        scheduledInstallments.add(new DateTime(installmentDate.getInstallmentDueDate()));
    }
    LoanInterestCalculationDetails loanInterestCalculationDetails = new LoanInterestCalculationDetails(loanAmount, interestRate, graceType, gracePeriodDuration.intValue(), numberOfInstallments, durationInYears, interestFractionalRatePerInstallment, actualDisbursementDate, scheduledInstallments);
    LoanInterestCalculatorFactory loanInterestCalculatorFactory = new LoanInterestCalculatorFactoryImpl();
    LoanInterestCalculator loanInterestCalculator = loanInterestCalculatorFactory.create(interestType, this.loanOffering.isVariableInstallmentsAllowed());
    Money loanInterest = loanInterestCalculator.calculate(loanInterestCalculationDetails);
    EqualInstallmentGeneratorFactory equalInstallmentGeneratorFactory = new EqualInstallmentGeneratorFactoryImpl();
    PrincipalWithInterestGenerator equalInstallmentGenerator = equalInstallmentGeneratorFactory.create(interestType, loanInterest, this.loanOffering.isVariableInstallmentsAllowed());
    List<InstallmentPrincipalAndInterest> principalWithInterestInstallments = equalInstallmentGenerator.generateEqualInstallments(loanInterestCalculationDetails);
    List<LoanScheduleEntity> unroundedLoanSchedules = createUnroundedLoanSchedulesFromInstallments(installmentDates, loanInterest, this.loanAmount, meetingScheduledEvent, principalWithInterestInstallments, this.getAccountFees());
    Money rawAmount = calculateTotalFeesAndInterestForLoanSchedules(unroundedLoanSchedules);
    if (loanSummary == null) {
        // save it to LoanBO first and when loan summary is created it will
        // be retrieved and save to loan summary
        setRawAmountTotal(rawAmount);
    } else {
        loanSummary.setRawAmountTotal(rawAmount);
    }
    List<LoanScheduleEntity> allExistingLoanSchedules = new ArrayList<LoanScheduleEntity>();
    LoanScheduleRounderHelper loanScheduleRounderHelper = new DefaultLoanScheduleRounderHelper();
    LoanScheduleRounder loanScheduleInstallmentRounder = getLoanScheduleRounder(loanScheduleRounderHelper);
    List<LoanScheduleEntity> roundedLoanSchedules = loanScheduleInstallmentRounder.round(graceType, gracePeriodDuration, loanAmount, interestType, unroundedLoanSchedules, allExistingLoanSchedules);
    for (LoanScheduleEntity roundedLoanSchedule : roundedLoanSchedules) {
        addAccountActionDate(roundedLoanSchedule);
    }
    LoanScheduleEntity loanScheduleEntity = (LoanScheduleEntity) getAccountActionDate((short) 1);
    loanScheduleEntity.setMiscFee(miscFee);
    loanScheduleEntity.setMiscPenalty(miscPenalty);
    Money interest = new Money(getCurrency());
    Money fees = new Money(getCurrency());
    Money penalty = new Money(getCurrency());
    Money principal = new Money(getCurrency());
    Set<AccountActionDateEntity> actionDates = getAccountActionDates();
    if (actionDates != null && actionDates.size() > 0) {
        for (AccountActionDateEntity accountActionDate : actionDates) {
            LoanScheduleEntity loanSchedule = (LoanScheduleEntity) accountActionDate;
            principal = principal.add(loanSchedule.getPrincipal());
            interest = interest.add(loanSchedule.getInterest());
            fees = fees.add(loanSchedule.getTotalFeesDueWithMiscFee());
            penalty = penalty.add(loanSchedule.getTotalPenalty());
        }
    }
    fees = fees.add(getDisbursementFeeAmount());
    loanSummary.setOriginalInterest(interest);
    loanSummary.setOriginalFees(fees);
    loanSummary.setOriginalPenalty(penalty);
}