somasorosdpc commented on code in PR #5767: URL: https://github.com/apache/fineract/pull/5767#discussion_r3078859788
########## fineract-working-capital-loan/src/main/java/org/apache/fineract/portfolio/workingcapitalloan/service/WorkingCapitalLoanBreachScheduleServiceImpl.java: ########## @@ -0,0 +1,250 @@ +/** + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ +package org.apache.fineract.portfolio.workingcapitalloan.service; + +import java.math.BigDecimal; +import java.time.LocalDate; +import java.time.temporal.ChronoUnit; +import java.util.ArrayList; +import java.util.List; +import java.util.Objects; +import java.util.Optional; +import lombok.RequiredArgsConstructor; +import lombok.extern.slf4j.Slf4j; +import org.apache.fineract.infrastructure.core.service.MathUtil; +import org.apache.fineract.organisation.monetary.domain.Money; +import org.apache.fineract.organisation.monetary.domain.MoneyHelper; +import org.apache.fineract.portfolio.workingcapitalloan.data.WorkingCapitalLoanBreachScheduleData; +import org.apache.fineract.portfolio.workingcapitalloan.domain.WorkingCapitalLoan; +import org.apache.fineract.portfolio.workingcapitalloan.domain.WorkingCapitalLoanBreachSchedule; +import org.apache.fineract.portfolio.workingcapitalloan.domain.WorkingCapitalLoanDisbursementDetails; +import org.apache.fineract.portfolio.workingcapitalloan.domain.WorkingCapitalLoanPeriodFrequencyType; +import org.apache.fineract.portfolio.workingcapitalloan.exception.WorkingCapitalLoanNotFoundException; +import org.apache.fineract.portfolio.workingcapitalloan.mapper.WorkingCapitalLoanBreachScheduleMapper; +import org.apache.fineract.portfolio.workingcapitalloan.repository.WorkingCapitalLoanBreachScheduleRepository; +import org.apache.fineract.portfolio.workingcapitalloan.repository.WorkingCapitalLoanRepository; +import org.apache.fineract.portfolio.workingcapitalloanbreach.domain.WorkingCapitalBreach; +import org.apache.fineract.portfolio.workingcapitalloanproduct.domain.WorkingCapitalBreachAmountCalculationType; +import org.apache.fineract.portfolio.workingcapitalloanproduct.domain.WorkingCapitalLoanProductRelatedDetails; +import org.springframework.stereotype.Service; + +@RequiredArgsConstructor +@Slf4j +@Service +public class WorkingCapitalLoanBreachScheduleServiceImpl implements WorkingCapitalLoanBreachScheduleService { + + private final WorkingCapitalLoanBreachScheduleRepository repository; + private final WorkingCapitalLoanBreachScheduleMapper mapper; + private final WorkingCapitalLoanRepository loanRepository; + + @Override + public void generateInitialPeriod(final WorkingCapitalLoan loan) { + final Optional<WorkingCapitalBreach> breachOpt = getBreachConfig(loan); + if (breachOpt.isEmpty()) { + return; + } + + final Optional<LocalDate> disbursementDateOptional = loan.getDisbursementDetails().stream() + .map(WorkingCapitalLoanDisbursementDetails::getActualDisbursementDate).filter(Objects::nonNull).findFirst(); + if (disbursementDateOptional.isEmpty()) { + log.warn("No actual disbursement date found for WC loan {}, skipping initial breach schedule generation", loan.getId()); + return; + } + + final int graceDays = getGraceDays(loan); + final LocalDate fromDate = disbursementDateOptional.get().plusDays(graceDays); + final WorkingCapitalBreach breach = breachOpt.get(); + final LocalDate toDate = calculateToDate(fromDate, breach.getBreachFrequency(), breach.getBreachFrequencyType()); + final BigDecimal minPaymentAmount = calculateMinPaymentAmount(loan, breach); + + final WorkingCapitalLoanBreachSchedule period = createPeriod(loan, 1, fromDate, toDate, minPaymentAmount); + repository.saveAndFlush(period); + log.debug("Generated initial breach schedule period for WC loan {}", loan.getId()); + } + + @Override + public boolean hasSchedule(final Long loanId) { + return repository.existsByLoanId(loanId); + } + + @Override + public void generateNextPeriodIfNeeded(final WorkingCapitalLoan loan, final LocalDate businessDate) { + final Optional<WorkingCapitalBreach> breachOpt = getBreachConfig(loan); + if (breachOpt.isEmpty()) { + return; + } + + final Optional<WorkingCapitalLoanBreachSchedule> latestPeriodOpt = repository.findTopByLoanIdOrderByPeriodNumberDesc(loan.getId()); + if (latestPeriodOpt.isEmpty()) { + return; + } + + final WorkingCapitalBreach breach = breachOpt.get(); + final BigDecimal minPaymentAmount = calculateMinPaymentAmount(loan, breach); + final List<WorkingCapitalLoanBreachSchedule> newPeriods = new ArrayList<>(); + + WorkingCapitalLoanBreachSchedule latestPeriod = latestPeriodOpt.get(); + while (!latestPeriod.getToDate().isAfter(businessDate)) { + final LocalDate newFromDate = latestPeriod.getToDate().plusDays(1); + final LocalDate newToDate = calculateToDate(newFromDate, breach.getBreachFrequency(), breach.getBreachFrequencyType()); + + final WorkingCapitalLoanBreachSchedule nextPeriod = createPeriod(loan, latestPeriod.getPeriodNumber() + 1, newFromDate, + newToDate, minPaymentAmount); + newPeriods.add(nextPeriod); + latestPeriod = nextPeriod; + } + + if (!newPeriods.isEmpty()) { + repository.saveAllAndFlush(newPeriods); + log.debug("Generated {} next breach schedule periods for WC loan {}", newPeriods.size(), loan.getId()); + } + } + + @Override + public boolean evaluateBreachOnDate(final WorkingCapitalLoanBreachSchedule period, final LocalDate businessDate) { + final boolean canBreach = period.getOutstandingAmount().compareTo(BigDecimal.ZERO) > 0; + if (canBreach) { + if (businessDate.isAfter(period.getToDate())) { + period.setBreach(true); + } + } else { + period.setBreach(false); + } + log.debug("Evaluated breach schedule period {} for WC loan {}: breach={}", period.getPeriodNumber(), period.getLoan().getId(), + period.getBreach()); + return period.getBreach() != null; + } + + @Override + public void evaluateBreachUntilDate(WorkingCapitalLoan loan, LocalDate businessDate) { Review Comment: I'll remove it. no need for it. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
