FINERACT-1981: Fix progressive loan undo previous repayment

fineract-e2e-tests-runner/src/test/resources/features/LoanRepayment.feature

@@ -3377,3 +3377,21 @@ Feature: LoanRepayment
       |    |      | 23 July 2024   |                | 111.92          |               |          | 0.0  |           | 0.0    | 0.0    |            |      |             |
       | 1  | 31   | 23 August 2024 | 23 August 2024 | 0.0             | 111.92        | 0.0      | 0.0  | 5.0       | 116.92 | 116.92 | 114.72     | 0.0  | 0.0         |
       | 2  | 2    | 25 August 2024 | 23 August 2024 | 0.0             | 0.0           | 0.0      | 0.0  | 7.8       | 7.8    | 7.8    | 7.8        | 0.0  | 0.0         |
+
+  @AdvancedPaymentAllocation @ProgressiveLoanSchedule
+  Scenario: Progressive loan, undo earlier repayment
+    Given Global configuration "enable-business-date" is enabled
+    When Admin sets the business date to "23 June 2024"
+    When Admin creates a client with random data
+    When Admin creates a fully customized loan with the following data:
+      | LoanProduct                                                                  | submitted on date | with Principal | ANNUAL interest rate % | interest type     | interest calculation period | amortization type  | loanTermFrequency | loanTermFrequencyType | repaymentEvery | repaymentFrequencyType | numberOfRepayments | graceOnPrincipalPayment | graceOnInterestPayment | interest free period | Payment strategy            |
+      | LP2_ADV_PYMNT_INTEREST_DAILY_EMI_360_30_INTEREST_RECALCULATION_TILL_PRECLOSE | 23 June 2024      | 400            | 7.0                    | DECLINING_BALANCE | DAILY                       | EQUAL_INSTALLMENTS | 6                 | MONTHS                | 1              | MONTHS                 | 6                  | 0                       | 0                      | 0                    | ADVANCED_PAYMENT_ALLOCATION |
+    And Admin successfully approves the loan on "23 June 2024" with "400" amount and expected disbursement date on "23 June 2024"
+    When Admin successfully disburse the loan on "23 June 2024" with "400" EUR transaction amount
+    When Admin sets the business date to "24 June 2024"
+    And Customer makes "AUTOPAY" repayment on "24 June 2024" with 100 EUR transaction amount
+    When Admin sets the business date to "10 September 2024"
+    And Customer makes "MERCHANT_ISSUED_REFUND" transaction with "AUTOPAY" payment type on "10 September 2024" with 400 EUR transaction amount and self-generated Idempotency key
+    When Admin makes Credit Balance Refund transaction on "10 September 2024" with 91.21 EUR transaction amount
+    When Customer undo "1"th "Repayment" transaction made on "24 June 2024"
+    Then Loan status will be "ACTIVE"

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/domain/Loan.java

@@ -2665,12 +2665,6 @@ public class Loan extends AbstractAuditableWithUTCDateTimeCustom<Long> {
             final LoanLifecycleStateMachine loanLifecycleStateMachine, final LoanTransaction transactionForAdjustment,
             final List<Long> existingTransactionIds, final List<Long> existingReversedTransactionIds,
             final ScheduleGeneratorDTO scheduleGeneratorDTO, final ExternalId reversalExternalId) {
-        HolidayDetailDTO holidayDetailDTO = scheduleGeneratorDTO.getHolidayDetailDTO();
-        validateActivityNotBeforeLastTransactionDate(LoanEvent.LOAN_REPAYMENT_OR_WAIVER, transactionForAdjustment.getTransactionDate());
-        validateRepaymentDateIsOnHoliday(newTransactionDetail.getTransactionDate(), holidayDetailDTO.isAllowTransactionsOnHoliday(),
-                holidayDetailDTO.getHolidays());
-        validateRepaymentDateIsOnNonWorkingDay(newTransactionDetail.getTransactionDate(), holidayDetailDTO.getWorkingDays(),
-                holidayDetailDTO.isAllowTransactionsOnNonWorkingDay());
 
         ChangedTransactionDetail changedTransactionDetail = null;
 

fineract-provider/src/main/java/org/apache/fineract/portfolio/loanaccount/serialization/LoanTransactionValidator.java

@@ -72,6 +72,7 @@ import org.apache.fineract.portfolio.loanaccount.data.ScheduleGeneratorDTO;
 import org.apache.fineract.portfolio.loanaccount.domain.Loan;
 import org.apache.fineract.portfolio.loanaccount.domain.LoanCollateralManagement;
 import org.apache.fineract.portfolio.loanaccount.domain.LoanDisbursementDetails;
+import org.apache.fineract.portfolio.loanaccount.domain.LoanEvent;
 import org.apache.fineract.portfolio.loanaccount.domain.LoanRepaymentScheduleInstallment;
 import org.apache.fineract.portfolio.loanaccount.domain.LoanRepository;
 import org.apache.fineract.portfolio.loanaccount.domain.LoanRepositoryWrapper;
@@ -776,15 +777,34 @@ public final class LoanTransactionValidator {
         }
     }
 
-    public void validateActivityNotBeforeLastTransactionDate(final Loan loan, final LocalDate activityDate) {
+    public void validateActivityNotBeforeLastTransactionDate(final Loan loan, final LocalDate activityDate, final LoanEvent event) {
         if (!(loan.repaymentScheduleDetail().isInterestRecalculationEnabled() || loan.loanProduct().isHoldGuaranteeFunds())) {
             return;
         }
         LocalDate lastTransactionDate = loan.getLastUserTransactionDate();
         if (DateUtils.isAfter(lastTransactionDate, activityDate)) {
-            String errorMessage = "The date on which a repayment or waiver is made cannot be earlier than last transaction date";
-            String action = "repayment.or.waiver";
-            String postfix = "cannot.be.made.before.last.transaction.date";
+            String errorMessage = null;
+            String action = null;
+            String postfix = null;
+            switch (event) {
+                case LOAN_REPAYMENT_OR_WAIVER -> {
+                    errorMessage = "The date on which a repayment or waiver is made cannot be earlier than last transaction date";
+                    action = "repayment.or.waiver";
+                    postfix = "cannot.be.made.before.last.transaction.date";
+                }
+                case WRITE_OFF_OUTSTANDING -> {
+                    errorMessage = "The date on which a write off is made cannot be earlier than last transaction date";
+                    action = "writeoff";
+                    postfix = "cannot.be.made.before.last.transaction.date";
+                }
+                case LOAN_CHARGE_PAYMENT -> {
+                    errorMessage = "The date on which a charge payment is made cannot be earlier than last transaction date";
+                    action = "charge.payment";
+                    postfix = "cannot.be.made.before.last.transaction.date";
+                }
+                default -> {
+                }
+            }
             throw new InvalidLoanStateTransitionException(action, postfix, errorMessage, lastTransactionDate);
         }
     }
@@ -831,7 +851,7 @@ public final class LoanTransactionValidator {
         validateLoanHasNoLaterChargeRefundTransactionToReverseOrCreateATransaction(loan, transactionDate, "created");
 
         validateClientOfficeJoiningDateIsBeforeTransactionDate(loan, transactionDate);
-        validateActivityNotBeforeLastTransactionDate(loan, transactionDate);
+        validateActivityNotBeforeLastTransactionDate(loan, transactionDate, LoanEvent.LOAN_REPAYMENT_OR_WAIVER);
         HolidayDetailDTO holidayDetailDTO = loanUtilService.constructHolidayDTO(loan.getOfficeId(), loan.getDisbursementDate());
         validateRepaymentDateIsOnHoliday(transactionDate, holidayDetailDTO.isAllowTransactionsOnHoliday(), holidayDetailDTO.getHolidays());
         validateRepaymentDateIsOnNonWorkingDay(transactionDate, holidayDetailDTO.getWorkingDays(),

fineract-provider/src/main/java/org/apache/fineract/portfolio/loanaccount/service/LoanWritePlatformServiceJpaRepositoryImpl.java

@@ -191,6 +191,7 @@ import org.apache.fineract.portfolio.loanaccount.exception.MultiDisbursementData
 import org.apache.fineract.portfolio.loanaccount.guarantor.service.GuarantorDomainService;
 import org.apache.fineract.portfolio.loanaccount.loanschedule.domain.LoanScheduleModel;
 import org.apache.fineract.portfolio.loanaccount.loanschedule.domain.LoanScheduleModelPeriod;
+import org.apache.fineract.portfolio.loanaccount.loanschedule.domain.LoanScheduleType;
 import org.apache.fineract.portfolio.loanaccount.loanschedule.service.LoanScheduleHistoryWritePlatformService;
 import org.apache.fineract.portfolio.loanaccount.rescheduleloan.domain.LoanRescheduleRequest;
 import org.apache.fineract.portfolio.loanaccount.serialization.LoanApplicationValidator;
@@ -1565,6 +1566,18 @@ public class LoanWritePlatformServiceJpaRepositoryImpl implements LoanWritePlatf
 
         ScheduleGeneratorDTO scheduleGeneratorDTO = this.loanUtilService.buildScheduleGeneratorDTO(loan, recalculateFrom);
 
+        HolidayDetailDTO holidayDetailDTO = scheduleGeneratorDTO.getHolidayDetailDTO();
+        if (loan.getLoanRepaymentScheduleDetail().getLoanScheduleType().equals(LoanScheduleType.CUMULATIVE)) {
+            // validate cumulative
+            loanTransactionValidator.validateActivityNotBeforeLastTransactionDate(loan, transactionToAdjust.getTransactionDate(),
+                    LoanEvent.LOAN_REPAYMENT_OR_WAIVER);
+        }
+        // common validations
+        loanTransactionValidator.validateRepaymentDateIsOnHoliday(newTransactionDetail.getTransactionDate(),
+                holidayDetailDTO.isAllowTransactionsOnHoliday(), holidayDetailDTO.getHolidays());
+        loanTransactionValidator.validateRepaymentDateIsOnNonWorkingDay(newTransactionDetail.getTransactionDate(),
+                holidayDetailDTO.getWorkingDays(), holidayDetailDTO.isAllowTransactionsOnNonWorkingDay());
+
         final ChangedTransactionDetail changedTransactionDetail = loan.adjustExistingTransaction(newTransactionDetail,
                 loanLifecycleStateMachine, transactionToAdjust, existingTransactionIds, existingReversedTransactionIds,
                 scheduleGeneratorDTO, reversalTxnExternalId);