update tran pin request

src/main/java/com/mfsys/uco/UCOURI.java

@@ -10,4 +10,5 @@ public interface UCOURI {
     String GENERATE_TRANSACTIONS_REPORT = "/generateReport";
     String CREATE_TRAN_PIN = "/createTransactionPin";
     String VERIFY_TRAN_PIN = "/verifyTransactionPin";
+    String CHANGE_TRAN_PIN = "/changeTransactionPin";
 }

src/main/java/com/mfsys/uco/controller/UserController.java

@@ -128,7 +128,7 @@ public class UserController {
         try {
             boolean isVerified = transactionPinService.verifyOTPAndSavePin(request);
             if (isVerified) {
-                return ResponseEntity.ok("PIN verified successfully.");
+                return ResponseEntity.ok("OTP PIN verified and tran pin changed successfully.");
             } else {
                 return ResponseEntity.badRequest().body("PIN verification failed.");
             }
@@ -136,4 +136,16 @@ public class UserController {
             return ResponseEntity.status(500).body("Error during PIN verification: " + e.getMessage());
         }
     }
+
+    @PutMapping(UCOURI.CHANGE_TRAN_PIN)
+    public ResponseEntity<String> updateTransactionPin(@RequestBody ChangeTransactionPinRequest request) {
+        try {
+            transactionPinService.updateTransactionPin(request);
+            return ResponseEntity.ok("OTP sent");
+        } catch (IllegalArgumentException e) {
+            return ResponseEntity.badRequest().body("Error: " + e.getMessage());
+        } catch (Exception e) {
+            return ResponseEntity.internalServerError().body("An unexpected error occurred.");
+        }
+    }
 }

src/main/java/com/mfsys/uco/dto/ChangeTransactionPinRequest.java

@@ -0,0 +1,20 @@
+package com.mfsys.uco.dto;
+
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+@Data
+@Builder
+@AllArgsConstructor
+@NoArgsConstructor
+public class ChangeTransactionPinRequest {
+    private String oldTransPincode;
+    private String newTransPincode;
+    private String channelCode;
+    private String pctCstycode;
+    private String porOrgacode;
+    private String cmpCustcode;
+    private boolean isOtpRequired;
+}

src/main/java/com/mfsys/uco/exception/OldPinIncorrectException.java

@@ -0,0 +1,13 @@
+package com.mfsys.uco.exception;
+
+
+import com.mfsys.comm.exception.ApplicationException;
+import com.mfsys.comm.exception.ERRCode;
+
+import javax.swing.*;
+
+public class OldPinIncorrectException extends ApplicationException {
+    public OldPinIncorrectException() {
+        super(null, ERRCode.OLD_PIN_INCORRECT, null);
+    }
+}

src/main/java/com/mfsys/uco/model/CustomerProfile.java

@@ -53,6 +53,8 @@ public class CustomerProfile {
     @Column(name = "CMP_TRAN_PIN", nullable=false, columnDefinition=FieldNameLength.PIN_VALUE)
     protected String cmpTranpin;
 
+    @Column(name = "CMP_UNVERIFIED_TRAN_PIN", nullable=true, columnDefinition=FieldNameLength.PIN_VALUE)
+    protected String cmpUnverifiedTranpin;
     @Column(name = "CMP_TRAN_PIN_VERIFIED", nullable=false, columnDefinition=FieldNameLength.BOOLEAN_BIT)
     protected boolean cmpTranpinVerfied = false;
 }

src/main/java/com/mfsys/uco/service/TransactionPinService.java

@@ -1,19 +1,22 @@
 package com.mfsys.uco.service;
 
+import com.mfsys.uco.dto.ChangeTransactionPinRequest;
 import com.mfsys.uco.dto.CreateTransactionPinRequest;
 import com.mfsys.uco.dto.OTPRequest;
 import com.mfsys.uco.dto.VerifyPinRequest;
+import com.mfsys.uco.exception.OldPinIncorrectException;
 import com.mfsys.uco.model.CustomerProfile;
 import com.mfsys.uco.model.CustomerProfileId;
 import com.mfsys.uco.repository.CustomerProfileRepository;
-import com.mfsys.uco.repository.PinRepository;
+import jakarta.transaction.Transactional;
 import lombok.RequiredArgsConstructor;
 import org.springframework.stereotype.Service;
 
-import java.util.Optional;
+import java.util.Objects;
 
 @Service
 @RequiredArgsConstructor
+@Transactional
 public class TransactionPinService {
 
     private final CustomerProfileRepository customerProfileRepository;
@@ -21,18 +24,8 @@ public class TransactionPinService {
 
     public void createTransactionPin(CreateTransactionPinRequest request) {
         CustomerProfile profile = fetchCustomer(request.getPorOrgacode(), request.getCmpCustcode());
-        OTPRequest otpRequest = OTPRequest.builder()
-                .porOrgacode(request.getPorOrgacode())
-                .channelCode(request.getChannelCode())
-                .pinType("C_PIN")
-                .email(profile.getCmpEmail())
-                .phone(profile.getPadAdrsmobphone())
-                .isOtpRequired(request.isOtpRequired())
-                .username(profile.getCmpUserName())
-                .subject("Create Transaction Pin Verification OTP")
-                .build();
-
-        notificationService.sendOtp(otpRequest);
+        profile.setCmpTranpin(request.getNewTransPincode());
+        sendOtp(profile, request.getChannelCode(), "C_PIN", "Create Transaction Pin Verification OTP", request.isOtpRequired());
         customerProfileRepository.save(profile);
     }
 
@@ -40,6 +33,10 @@ public class TransactionPinService {
     public boolean verifyOTPAndSavePin(VerifyPinRequest request) {
         notificationService.verifyOtp(request.getPorOrgacode(), request.getEmail(), request.getObpPincode());
         CustomerProfile profile = fetchCustomer(request.getPorOrgacode(), request.getCmpCustcode());
+        if(Objects.nonNull(profile.getCmpUnverifiedTranpin())) {
+            profile.setCmpTranpin(profile.getCmpUnverifiedTranpin());
+            profile.setCmpUnverifiedTranpin(null);
+        }
         profile.setCmpTranpinVerfied(true);
         customerProfileRepository.save(profile);
         return true;
@@ -50,4 +47,33 @@ public class TransactionPinService {
        return customerProfileRepository.findById(profileId)
                 .orElseThrow(() -> new IllegalArgumentException("Customer profile not found for ID: " + profileId));
     }
+
+    public void updateTransactionPin(ChangeTransactionPinRequest request) {
+        CustomerProfile profile = fetchCustomer(request.getPorOrgacode(), request.getCmpCustcode());
+        validateOldPin(profile, request.getOldTransPincode());
+        profile.setCmpUnverifiedTranpin(request.getNewTransPincode());
+        customerProfileRepository.save(profile);
+        sendOtp(profile, request.getChannelCode(), "U_PIN", "Change Transaction Pin Verification OTP", request.isOtpRequired());
+    }
+
+    private void validateOldPin(CustomerProfile profile, String oldPin) {
+        if (!profile.getCmpTranpin().equals(oldPin)) {
+            throw new OldPinIncorrectException();
+        }
+    }
+
+    private void sendOtp(CustomerProfile profile, String channelCode, String pinType, String subject, boolean isOtpRequired) {
+        OTPRequest otpRequest = OTPRequest.builder()
+                .porOrgacode(profile.getPorOrgacode())
+                .channelCode(channelCode)
+                .pinType(pinType)
+                .email(profile.getCmpEmail())
+                .phone(profile.getPadAdrsmobphone())
+                .isOtpRequired(isOtpRequired)
+                .username(profile.getCmpUserName())
+                .subject(subject)
+                .build();
+        notificationService.sendOtp(otpRequest);
+    }
+
 }