254:In tranche loans, if repayment date is same as tranche disbursement date then allow to change the emi amount

fineract-provider/src/main/java/org/apache/fineract/infrastructure/configuration/domain/ConfigurationDomainService.java

@@ -77,4 +77,6 @@ public interface ConfigurationDomainService {
     
     Long retreivePeroidInNumberOfDaysForSkipMeetingDate();
     
+    boolean isChangeEmiIfRepaymentDateSameAsDisbursementDateEnabled();
+    
 }

fineract-provider/src/main/java/org/apache/fineract/infrastructure/configuration/domain/ConfigurationDomainServiceJpa.java

@@ -255,6 +255,13 @@ public class ConfigurationDomainServiceJpa implements ConfigurationDomainService
         final GlobalConfigurationProperty property = this.globalConfigurationRepository.findOneByNameWithNotFoundDetection(propertyName);
         return property.isEnabled();
     }
+    
+    @Override
+    public boolean isChangeEmiIfRepaymentDateSameAsDisbursementDateEnabled() {
+        final String propertyName = "change-emi-if-repaymentdate-same-as-disbursementdate";
+        final GlobalConfigurationProperty property = this.globalConfigurationRepository.findOneByNameWithNotFoundDetection(propertyName);
+        return property.isEnabled();
+    }
 
   
 }

fineract-provider/src/main/java/org/apache/fineract/portfolio/loanaccount/data/ScheduleGeneratorDTO.java

@@ -42,15 +42,16 @@ public class ScheduleGeneratorDTO {
     final Boolean isInterestChargedFromDateAsDisbursementDateEnabled;
     final Integer numberOfdays;
     final boolean isSkipRepaymentOnFirstDayofMonth;
+    final Boolean isChangeEmiIfRepaymentDateSameAsDisbursementDateEnabled;
 
 
     public ScheduleGeneratorDTO(final LoanScheduleGeneratorFactory loanScheduleFactory, final ApplicationCurrency applicationCurrency,
             final LocalDate calculatedRepaymentsStartingFromDate, final HolidayDetailDTO holidayDetailDTO,
             final CalendarInstance calendarInstanceForInterestRecalculation, final CalendarInstance compoundingCalendarInstance,
             final LocalDate recalculateFrom, final Long overdurPenaltyWaitPeriod, final FloatingRateDTO floatingRateDTO,
-
             final Calendar calendar, final CalendarHistoryDataWrapper calendarHistoryDataWrapper, 
-            final Boolean isInterestChargedFromDateAsDisbursementDateEnabled, final Integer numberOfdays, final boolean isSkipRepaymentOnFirstDayofMonth) {
+            final Boolean isInterestChargedFromDateAsDisbursementDateEnabled, final Integer numberOfdays, final boolean isSkipRepaymentOnFirstDayofMonth,
+            final Boolean isChangeEmiIfRepaymentDateSameAsDisbursementDateEnabled) {
     	
         this.loanScheduleFactory = loanScheduleFactory;
         this.applicationCurrency = applicationCurrency;
@@ -64,9 +65,9 @@ public class ScheduleGeneratorDTO {
         this.calendar = calendar;
         this.calendarHistoryDataWrapper  = calendarHistoryDataWrapper;
         this.isInterestChargedFromDateAsDisbursementDateEnabled = isInterestChargedFromDateAsDisbursementDateEnabled;
-
         this.numberOfdays = numberOfdays;
         this.isSkipRepaymentOnFirstDayofMonth = isSkipRepaymentOnFirstDayofMonth;
+        this.isChangeEmiIfRepaymentDateSameAsDisbursementDateEnabled = isChangeEmiIfRepaymentDateSameAsDisbursementDateEnabled;
     }
 
     public LoanScheduleGeneratorFactory getLoanScheduleFactory() {
@@ -136,5 +137,9 @@ public class ScheduleGeneratorDTO {
     public boolean isSkipRepaymentOnFirstDayofMonth() {
         return isSkipRepaymentOnFirstDayofMonth;
     }
+    
+    public Boolean isChangeEmiIfRepaymentDateSameAsDisbursementDateEnabled() {
+        return this.isChangeEmiIfRepaymentDateSameAsDisbursementDateEnabled;
+    }
 
 }

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

@@ -2348,8 +2348,13 @@ public class Loan extends AbstractPersistable<Long> {
             if (this.loanProduct.isMultiDisburseLoan()) {
                 final Date dateValue = null;
                 final boolean isSpecificToInstallment = false;
+                final Boolean isChangeEmiIfRepaymentDateSameAsDisbursementDateEnabled = scheduleGeneratorDTO.isChangeEmiIfRepaymentDateSameAsDisbursementDateEnabled();
+                Date effectiveDateFrom = actualDisbursementDate.toDate();
+                if(!isChangeEmiIfRepaymentDateSameAsDisbursementDateEnabled && actualDisbursementDate.equals(nextPossibleRepaymentDate)){
+                    effectiveDateFrom = nextPossibleRepaymentDate.plusDays(1).toDate();
+                }
                 LoanTermVariations loanVariationTerms = new LoanTermVariations(LoanTermVariationType.EMI_AMOUNT.getValue(),
-                        actualDisbursementDate.toDate(), emiAmount, dateValue, isSpecificToInstallment, this, LoanStatus.ACTIVE.getValue());
+                        effectiveDateFrom, emiAmount, dateValue, isSpecificToInstallment, this, LoanStatus.ACTIVE.getValue());
                 this.loanTermVariations.add(loanVariationTerms);
             } else {
                 this.fixedEmiAmount = emiAmount;
@@ -5069,7 +5074,7 @@ public class Loan extends AbstractPersistable<Long> {
                 this.loanProduct.getInstallmentAmountInMultiplesOf(), recalculationFrequencyType, restCalendarInstance, compoundingMethod,
                 compoundingCalendarInstance, compoundingFrequencyType, this.loanProduct.preCloseInterestCalculationStrategy(),
                 rescheduleStrategyMethod, calendar, getApprovedPrincipal(), annualNominalInterestRate, loanTermVariations, calendarHistoryDataWrapper,
-				scheduleGeneratorDTO.getNumberOfdays(), scheduleGeneratorDTO.isSkipRepaymentOnFirstDayofMonth());
+		scheduleGeneratorDTO.getNumberOfdays(), scheduleGeneratorDTO.isSkipRepaymentOnFirstDayofMonth());
         return loanApplicationTerms;
     }
 
@@ -5226,6 +5231,7 @@ public class Loan extends AbstractPersistable<Long> {
      *            TODO
      * @param floatingRateDTO
      *            TODO
+     * @param isChangeEmiIfRepaymentDateSameAsDisbursementDateEnabled 
      * @param loanCalendarInstance
      *            Used for accessing the loan's calendar object
      * @return application terms of the Loan object

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

@@ -136,11 +136,12 @@ public class LoanUtilService {
             isSkipRepaymentOnFirstMonth = isLoanRepaymentsSyncWithMeeting(loan.group(), calendar);
             if(isSkipRepaymentOnFirstMonth) { numberOfDays = configurationDomainService.retreivePeroidInNumberOfDaysForSkipMeetingDate().intValue(); } 
         }
+        final Boolean isChangeEmiIfRepaymentDateSameAsDisbursementDateEnabled = this.configurationDomainService.isChangeEmiIfRepaymentDateSameAsDisbursementDateEnabled();
         
         ScheduleGeneratorDTO scheduleGeneratorDTO = new ScheduleGeneratorDTO(loanScheduleFactory, applicationCurrency,
                 calculatedRepaymentsStartingFromDate, holidayDetails, restCalendarInstance, compoundingCalendarInstance, recalculateFrom,
                 overdurPenaltyWaitPeriod, floatingRateDTO, calendar, calendarHistoryDataWrapper, isInterestChargedFromDateAsDisbursementDateEnabled,
-                numberOfDays, isSkipRepaymentOnFirstMonth);
+                numberOfDays, isSkipRepaymentOnFirstMonth, isChangeEmiIfRepaymentDateSameAsDisbursementDateEnabled);
 
                return scheduleGeneratorDTO;
     }

fineract-provider/src/main/resources/sql/migrations/core_db/V300__configuration_for_allow_changing_of_emi_amount.sql

@@ -0,0 +1,4 @@
+ALTER TABLE `c_configuration`
+	CHANGE COLUMN `name` `name` VARCHAR(100) NULL DEFAULT NULL AFTER `id`;
+	
+INSERT INTO `c_configuration` (`name`, `value`, `date_value`, `enabled`, `is_trap_door`, `description`) VALUES ( 'change-emi-if-repaymentdate-same-as-disbursementdate', 0, NULL, 1, 0, 'In tranche loans, if repayment date is same as tranche disbursement date then allow to change the emi amount');