production ready

optimized refund
2026-01-13 23:34:12 +06:30 · 2026-01-13 14:57:32 +06:30
17 changed files with 156 additions and 81 deletions
--- a/.idea/deploymentTargetSelector.xml
+++ b/.idea/deploymentTargetSelector.xml
@ -13,12 +13,6 @@
        </DropdownSelection>
        <DialogSelection />
      </SelectionState>
-      <SelectionState runConfigName="testSalePacket()">
-        <option name="selectionMode" value="DROPDOWN" />
-      </SelectionState>
-      <SelectionState runConfigName="testResponseSalePacket()">
-        <option name="selectionMode" value="DROPDOWN" />
-      </SelectionState>
    </selectionStates>
  </component>
 </project>
--- a/app/build.gradle
+++ b/app/build.gradle
@ -47,34 +47,6 @@ android {
        }
    }

-//    defaultConfig {
-//        applicationId "com.utsmm.kbz.sit"
-//        minSdk 24
-//        targetSdk 33
-//        versionCode 1
-//        versionName "1.0"
-//
-////        applicationId "com.utsmm.kbz"
-////        versionName "1.10"
-//
-//        testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
-//
-////        // Add CMake configuration
-////        externalNativeBuild {
-////            cmake {
-////                cppFlags "-std=c++14"
-////            }
-////        }
-//    }
-
-    // Configure CMake
-//    externalNativeBuild {
-//        cmake {
-//            path "src/main/cpp/CMakeLists.txt"
-//            version "3.22.1"
-//        }
-//    }
-
    buildTypes {
        release {
            minifyEnabled true
@ -82,7 +54,7 @@ android {
            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
        }
        debug {
-            debuggable true
+            debuggable false
        }
    }
    compileOptions {
--- a/app/src/main/java/com/utsmm/kbz/MainActivity.java
+++ b/app/src/main/java/com/utsmm/kbz/MainActivity.java
@ -16,6 +16,8 @@ import android.app.PendingIntent;
 import android.content.Context;
 import android.content.Intent;
 import android.os.Bundle;
+import android.os.Handler;
+import android.os.Looper;
 import android.text.TextUtils;
 import android.view.Gravity;
 import android.view.WindowManager;
@ -28,6 +30,8 @@ import com.nexgo.downloadkey.downloadflow.DownloadFlow;
 import com.nexgo.downloadkey.downloadflow.DownloadFlowProcessListener;
 import com.nexgo.downloadkey.downloadflow.DownloadFlowResultEntity;
 import com.nexgo.downloadkey.downloadflow.DownloadResult;
+import com.nexgo.oaf.apiv3.device.pinpad.PinPad;
+import com.nexgo.oaf.apiv3.device.pinpad.WorkKeyTypeEnum;
 import com.utsmyanmar.baselib.BaseApplication;
 import com.utsmyanmar.baselib.repo.Repository;
 import com.utsmyanmar.baselib.ui.AnimationDialog;
@ -38,6 +42,7 @@ import com.utsmyanmar.paylibs.model.PayDetail;
 import com.utsmyanmar.paylibs.print.printx.PrintXReceipt;
 import com.utsmyanmar.paylibs.utils.POSUtil;
 import com.utsmyanmar.paylibs.utils.core_utils.SystemParamsOperation;
+import com.utsmyanmar.paylibs.utils.core_utils.SystemParamsSettings;
 import com.utsmyanmar.paylibs.utils.enums.TransMenu;
 import com.utsmyanmar.paylibs.utils.iso_utils.TransactionsType;
 import com.utsmm.kbz.databinding.ActivityMainNewBinding;
@ -105,6 +110,8 @@ public class MainActivity extends AppCompatActivity implements
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

+        BaseApplication.getInstance().deviceEngine.getPlatform().hideNavigationBar();
+
        // Keep screen on
        getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);

@ -134,8 +141,32 @@ public class MainActivity extends AppCompatActivity implements

        // Initialize special back handling fragments
        initSpecialBackHandlingFragments();
+
+        final Handler handler = new Handler(Looper.getMainLooper());
+        handler.postDelayed(new Runnable() {
+            @Override
+            public void run() {
+                initKey();
+            }
+        }, 500);
    }

+    private void initKey(){
+//        SystemParamsOperation.getInstance().setTmsAddress("https://api-tms-uat.kbzbank.com:8443/sirius");
+//        SystemParamsOperation.getInstance().setTmsAddress("http://sirius-nest.utsmyanmar.com");
+//        SystemParamsOperation.getInstance().setEReceiptAddress("https://api-tms-uat.kbzbank.com:8443/receipt");
+//        SystemParamsOperation.getInstance().setEReceiptAddress("http://receipt-nest.utsmyanmar.com");
+
+        PinPad pinPad = MyApplication.getInstance().deviceEngine.getPinPad();
+        byte[] encryptedPIK = SystemParamsOperation.getInstance().getPIK();
+
+        if (encryptedPIK != null && encryptedPIK.length != 0) {
+            int result = pinPad.writeWKey(9, WorkKeyTypeEnum.PINKEY, encryptedPIK, encryptedPIK.length);
+            LogUtil.d(TAG, "save PIK key result: "+result);
+        } else {
+            LogUtil.d(TAG, "There's no PIK key!");
+        }
+    }


    private void initViewModels() {
@ -396,15 +427,15 @@ public class MainActivity extends AppCompatActivity implements
        SystemParamsOperation.getInstance().setDownloadedParams(false);

        handleAutoSettlementIntent(getIntent());
-
+        BaseApplication.getInstance().deviceEngine.getPlatform().hideNavigationBar();
    }

    @Override
    public void onStop(){
        super.onStop();
-        BaseApplication.getInstance().deviceEngine.getPlatform().showNavigationBar();
-        BaseApplication.getInstance().deviceEngine.getPlatform().enableHomeButton();
-        BaseApplication.getInstance().deviceEngine.getPlatform().enableTaskButton();
+//        BaseApplication.getInstance().deviceEngine.getPlatform().showNavigationBar();
+//        BaseApplication.getInstance().deviceEngine.getPlatform().enableHomeButton();
+//        BaseApplication.getInstance().deviceEngine.getPlatform().enableTaskButton();
    }

    @Override
@ -472,14 +503,15 @@ public class MainActivity extends AppCompatActivity implements
    @Override
    public void onDestroy() {
        super.onDestroy();
-        BaseApplication.getInstance().deviceEngine.getPlatform().showNavigationBar();
-        BaseApplication.getInstance().deviceEngine.getPlatform().enableHomeButton();
-        BaseApplication.getInstance().deviceEngine.getPlatform().enableTaskButton();
+//        BaseApplication.getInstance().deviceEngine.getPlatform().showNavigationBar();
+//        BaseApplication.getInstance().deviceEngine.getPlatform().enableHomeButton();
+//        BaseApplication.getInstance().deviceEngine.getPlatform().enableTaskButton();
        // Clean up RxJava disposables
        compositeDisposable.clear();
        // Reset screen mode
        // Disconnect ECR
        ECRHelper.INSTANCE.disconnect();
+        BaseApplication.getInstance().deviceEngine.getPlatform().showNavigationBar();
    }

    // Navigation drawer interaction listeners
@ -490,6 +522,12 @@ public class MainActivity extends AppCompatActivity implements
        navController.navigate(R.id.inputPasswordFragment);
    }

+    @Override
+    public void onPause(){
+        super.onPause();
+        BaseApplication.getInstance().deviceEngine.getPlatform().showNavigationBar();
+    }
+
    @Override
    public void onClickFunction() {
        closeDrawer();
--- a/app/src/main/java/com/utsmm/kbz/MainFragment.java
+++ b/app/src/main/java/com/utsmm/kbz/MainFragment.java
@ -146,10 +146,10 @@ public class MainFragment extends DataBindingFragment {
        delayFunctionCall(() -> {
            NexGoSDK.getInstance().cancelCheckCard();
            NexGoSDK.getInstance().closeReader();
-            enableHomeButton();
-            disableTaskButton();
+//            enableHomeButton();
+//            disableTaskButton();
 //            BaseApplication.getInstance().deviceEngine.getPlatform().hideNavigationBar();
-            BaseApplication.getInstance().deviceEngine.getPlatform().showNavigationBar();
+//            BaseApplication.getInstance().deviceEngine.getPlatform().showNavigationBar();
        });
    }

--- a/app/src/main/java/com/utsmm/kbz/ui/core_ui/InputPasswordFragment.java
+++ b/app/src/main/java/com/utsmm/kbz/ui/core_ui/InputPasswordFragment.java
@ -176,7 +176,7 @@ public class InputPasswordFragment extends DataBindingFragment implements DataBi
                break;
            case REFUND:
                inputPasswordViewModel.passwordType.setValue(InputPasswordType.SYSTEM);
-                routeId = R.id.action_inputPasswordFragment_to_selectRefundFragment;
+                routeId = R.id.action_inputPasswordFragment_to_inputAmountFragment;
                break;
            case PRE_AUTH_COMPLETE:
                inputPasswordViewModel.passwordType.setValue(InputPasswordType.SYSTEM);
--- a/app/src/main/java/com/utsmm/kbz/ui/core_ui/InputRRNFragment.java
+++ b/app/src/main/java/com/utsmm/kbz/ui/core_ui/InputRRNFragment.java
@ -526,7 +526,7 @@ public class InputRRNFragment extends DataBindingFragment {
                    String date = payDetail.getTransDate();
                    String time = payDetail.getTransTime();

-                    if(checkRefund(configTime,date,time)) {
+//                    if(checkRefund(configTime,date,time)) {
                        PayDetail newPay = transProcessViewModel.getPayDetail();
                        newPay.setReferNo(rrnNo);

@ -537,9 +537,9 @@ public class InputRRNFragment extends DataBindingFragment {

                        callNextScreen();

-                    } else {
-                        terminatedTransRefund(isECR);
-                    }
+//                    } else {
+//                        terminatedTransRefund(isECR);
+//                    }

                } else {

--- a/app/src/main/java/com/utsmm/kbz/ui/core_ui/ProcessingFragment.java
+++ b/app/src/main/java/com/utsmm/kbz/ui/core_ui/ProcessingFragment.java
@ -179,10 +179,10 @@ public class ProcessingFragment extends DataBindingFragment {

        }

-        if(sharedViewModel.payDetail.getValue() != null) {
-            EReceiptRequest request = EReceiptUtil.getInstance().generateMPUReceipt(sharedViewModel.payDetail.getValue());
-            sharedViewModel.pushReceipt(request);
-        }
+//        if(sharedViewModel.payDetail.getValue() != null) {
+//            EReceiptRequest request = EReceiptUtil.getInstance().generateMPUReceipt(sharedViewModel.payDetail.getValue());
+//            sharedViewModel.pushReceipt(request);
+//        }

 //        transProcessViewModel.payDetailResult.observe(getViewLifecycleOwner(), payDetail -> sharedViewModel.payDetail.postValue(payDetail));
    }
--- a/app/src/main/res/layout/fragment_print_receipt_screen.xml
+++ b/app/src/main/res/layout/fragment_print_receipt_screen.xml
@ -223,6 +223,35 @@
                </LinearLayout>

                <!-- MMQR Ref Row -->
+<!--                <LinearLayout-->
+<!--                    android:layout_width="match_parent"-->
+<!--                    android:layout_height="wrap_content"-->
+<!--                    android:orientation="horizontal"-->
+<!--                    android:gravity="center_vertical"-->
+<!--                    android:layout_marginTop="8dp"-->
+<!--                    android:visibility="@{(sharedViewModel.payDetail != null &amp;&amp; sharedViewModel.payDetail.qrReferNo != null &amp;&amp; !sharedViewModel.payDetail.qrReferNo.empty) ? android.view.View.VISIBLE : android.view.View.GONE}">-->
+
+<!--                    <TextView-->
+<!--                        android:layout_width="0dp"-->
+<!--                        android:layout_height="wrap_content"-->
+<!--                        android:layout_weight="1"-->
+<!--                        android:text="MMQR Ref"-->
+<!--                        android:textColor="@color/colorTextContent"-->
+<!--                        android:textSize="14sp"-->
+<!--                        android:fontFamily="@font/rubik_regular" />-->
+
+<!--                    <TextView-->
+<!--                        android:layout_width="wrap_content"-->
+<!--                        android:layout_height="wrap_content"-->
+<!--                        android:text="@{sharedViewModel.payDetail.qrReferNo}"-->
+<!--                        android:textColor="@color/colorTextTitle"-->
+<!--                        android:textSize="14sp"-->
+<!--                        android:fontFamily="@font/rubik_medium"-->
+<!--                        tools:text="REF123456789"-->
+<!--                        android:maxLines="1"-->
+<!--                        android:ellipsize="end"/>-->
+
+<!--                </LinearLayout>-->
                <LinearLayout
                    android:layout_width="match_parent"
                    android:layout_height="wrap_content"
@ -231,27 +260,37 @@
                    android:layout_marginTop="8dp"
                    android:visibility="@{(sharedViewModel.payDetail != null &amp;&amp; sharedViewModel.payDetail.qrReferNo != null &amp;&amp; !sharedViewModel.payDetail.qrReferNo.empty) ? android.view.View.VISIBLE : android.view.View.GONE}">

+                    <!-- Label : 30% -->
                    <TextView
                        android:layout_width="0dp"
                        android:layout_height="wrap_content"
-                        android:layout_weight="1"
+                        android:layout_weight="3"
                        android:text="MMQR Ref"
                        android:textColor="@color/colorTextContent"
                        android:textSize="14sp"
                        android:fontFamily="@font/rubik_regular" />

+                    <!-- Value : 70% -->
                    <TextView
-                        android:layout_width="wrap_content"
+                        android:layout_width="0dp"
                        android:layout_height="wrap_content"
+                        android:layout_weight="7"
+                        android:gravity="end"
+
                        android:text="@{sharedViewModel.payDetail.qrReferNo}"
                        android:textColor="@color/colorTextTitle"
                        android:textSize="14sp"
                        android:fontFamily="@font/rubik_medium"
-                        tools:text="REF123456789" />
+
+                        android:maxLines="1"
+                        android:ellipsize="end"
+
+                        tools:text="REF123456789123456789123456789012345" />

                </LinearLayout>


+
            </LinearLayout>

        </androidx.cardview.widget.CardView>
--- a/baselib/src/main/java/com/utsmyanmar/baselib/TerminalKeyUtil.java
+++ b/baselib/src/main/java/com/utsmyanmar/baselib/TerminalKeyUtil.java
@ -51,11 +51,11 @@ public final class TerminalKeyUtil {

        LogUtil.d(TAG, "save tmk key result: "+result);

-        byte[] encryptedPIK = SystemParamsOperation.getInstance().getKeyPIK().get(0);
-
-        result = pinPad.writeWKey(9, WorkKeyTypeEnum.PINKEY,encryptedPIK,encryptedPIK.length);
-
-        LogUtil.d(TAG, "save PIK key result: "+result);
+//        byte[] encryptedPIK = SystemParamsOperation.getInstance().getKeyPIK().get(0);
+//
+//        result = pinPad.writeWKey(9, WorkKeyTypeEnum.PINKEY,encryptedPIK,encryptedPIK.length);
+//
+//        LogUtil.d(TAG, "save PIK key result: "+result);
 //        LogUtil.d(TAG, "save pin key result: "+resultPINKEY);
 //        LogUtil.d(TAG, "save tdk key result: "+resultTDKEY);
 //        LogUtil.d(TAG, "save tek key result: "+resultTEK);
--- a/baselib/src/main/java/com/utsmyanmar/baselib/di/NetworkModule.java
+++ b/baselib/src/main/java/com/utsmyanmar/baselib/di/NetworkModule.java
@ -82,9 +82,6 @@ public class NetworkModule {

    public static native String getTMSUrlFromNative();

-    public static String Refund_Base_Url = "https://api.kbzpay.com:18008/payment/gateway/uat/";
-
-
    private static OkHttpClient getUnsafeOkHttpClient() {
        try {
            // Create a trust manager that does not validate certificate chains
@ -395,6 +392,21 @@ public Retrofit provideKPayRefundRetrofit(@ApplicationContext Context context) {

 //    char[] password = "test123".toCharArray();

+//    public static String Refund_Base_Url = "https://api.kbzpay.com:18008/payment/gateway/uat/";
+
+
+    String refundBaseUrl = "";
+    String IpAddress = SystemParamsOperation.getInstance().getSecHostIpAddress();
+
+
+    if (IpAddress != null && !IpAddress.isEmpty()) {
+        refundBaseUrl = IpAddress;
+    }
+
+    if (refundBaseUrl.isEmpty()) {
+        refundBaseUrl = "https://api.kbzpay.com/payment/gateway/";
+    }
+
    String pass = SystemParamsOperation.getInstance().getCertificatePassword();
    if (TextUtils.isEmpty(pass)) {
        pass = "test123";
@ -456,7 +468,7 @@ public Retrofit provideKPayRefundRetrofit(@ApplicationContext Context context) {
                .build();

        return new Retrofit.Builder()
-                .baseUrl(Refund_Base_Url)
+                .baseUrl(refundBaseUrl)
                .client(okHttp)
                .addCallAdapterFactory(RxJava3CallAdapterFactory.create())
                .addConverterFactory(GsonConverterFactory.create())
@ -468,7 +480,7 @@ public Retrofit provideKPayRefundRetrofit(@ApplicationContext Context context) {

        // Provide fallback Retrofit to avoid crash, but no SSL
        return new Retrofit.Builder()
-                .baseUrl(Refund_Base_Url)
+                .baseUrl(refundBaseUrl)
                .client(new OkHttpClient())
                .addCallAdapterFactory(RxJava3CallAdapterFactory.create())
                .addConverterFactory(GsonConverterFactory.create())
--- a/baselib/src/main/java/com/utsmyanmar/baselib/network/KPayApiService.java
+++ b/baselib/src/main/java/com/utsmyanmar/baselib/network/KPayApiService.java
@ -24,8 +24,8 @@ public interface KPayApiService {


    //this accept "url" bez this api start with https and other are http in uat
-    @POST
-    Observable<KPayQRRequest.CloseOrderResponse> closeOrder(@Url String url, @Body KPayQRRequest.CloseOrderRequest closeOrderRequest);
+    @POST("closeorder")
+    Observable<KPayQRRequest.CloseOrderResponse> closeOrder(@Body KPayQRRequest.CloseOrderRequest closeOrderRequest);


    //this 2 is for production
--- a/baselib/src/main/java/com/utsmyanmar/baselib/network/interceptor/SiriusInterceptor.java
+++ b/baselib/src/main/java/com/utsmyanmar/baselib/network/interceptor/SiriusInterceptor.java
@ -40,7 +40,7 @@ public class SiriusInterceptor implements Interceptor {
 //            hashed = TerminalUtil.getInstance().generateHashedString(nonce); // old tms
            hashed = TerminalUtil.getInstance().generateHashedString(nonce).toLowerCase(); // new tms

-            LogUtil.d(TAG,"hashed :"+ hashed);
+//            LogUtil.d(TAG,"hashed :"+ hashed);
        } catch (NoSuchAlgorithmException e) {
            throw new RuntimeException(e);
        }
--- a/baselib/src/main/java/com/utsmyanmar/baselib/repo/Repository.java
+++ b/baselib/src/main/java/com/utsmyanmar/baselib/repo/Repository.java
@ -86,8 +86,8 @@ public class Repository {
    }

    public Observable<KPayQRRequest.CloseOrderResponse> qrCloseOrder(KPayQRRequest.CloseOrderRequest request){
-        String url = "https://api.kbzpay.com/payment/gateway/uat/closeorder"; //close this in prod
-        return kPayApiService.closeOrder(url, request);
+//        String url = "https://api.kbzpay.com/payment/gateway/uat/closeorder"; //close this in prod
+        return kPayApiService.closeOrder(request);
 //        return kPayApiService.closeOrder(request); //this is for prod
    }

--- a/paylibs/src/main/java/com/utsmyanmar/paylibs/print/printx/BaseXPrint.java
+++ b/paylibs/src/main/java/com/utsmyanmar/paylibs/print/printx/BaseXPrint.java
@ -895,7 +895,7 @@ public abstract class BaseXPrint {
        dashBreak();
        print2ColumnsString("Sale Total  :MMK", PrintUtils.getInstance().getSeparatorOnlyNumberFormat(totalAmount));
        dashBreak();
-        print2ColumnsString("Sale Total  :MMK", PrintUtils.getInstance().getSeparatorOnlyNumberFormat(totalAmount - refundTotal));
+        print2ColumnsString("Grand Total :MMK", PrintUtils.getInstance().getSeparatorOnlyNumberFormat(totalAmount - refundTotal));
        dashBreakEnding();
 //        emptyLine(2);

--- a/paylibs/src/main/java/com/utsmyanmar/paylibs/sign_on/SignOnProcess.java
+++ b/paylibs/src/main/java/com/utsmyanmar/paylibs/sign_on/SignOnProcess.java
@ -117,7 +117,7 @@ public class SignOnProcess {
                                }
                                LogUtil.d(TAG, "TMK Index:" + tmkIndex);

-                                SystemParamsOperation.getInstance().saveKeyPIK(encryptedPIK, kcv);
+                                SystemParamsOperation.getInstance().savePIK(encryptedPIK);

                                int res = PayLibNex.getInstance().deviceEngine.getPinPad().writeWKey(tmkIndex, WorkKeyTypeEnum.PINKEY,encryptedPIK,encryptedPIK.length);
 //                                int res = PayLibsUtils.getInstance().securityOptV2.saveCiphertextKey(AidlConstantsV2.Security.KEY_TYPE_PIK, encryptedPIK, null, tmkIndex, AidlConstantsV2.Security.KEY_ALG_TYPE_3DES, 11);
@ -165,6 +165,7 @@ public class SignOnProcess {
                                    tmkIndex = Integer.parseInt(SystemParamsOperation.getInstance().getTMKIndex());
                                }

+                                SystemParamsOperation.getInstance().savePIK(encryptedPIK);
                                LogUtil.d(TAG, "TMK Index:" + tmkIndex);
                                int res = PayLibNex.getInstance().deviceEngine.getPinPad().writeWKey(tmkIndex, WorkKeyTypeEnum.PINKEY,encryptedPIK,encryptedPIK.length);
 //                                int res = PayLibsUtils.getInstance().securityOptV2.saveCiphertextKey(AidlConstantsV2.Security.KEY_TYPE_PIK, encryptedPIK, null, tmkIndex, AidlConstantsV2.Security.KEY_ALG_TYPE_3DES, 11);
--- a/paylibs/src/main/java/com/utsmyanmar/paylibs/utils/core_utils/SystemParamsOperation.java
+++ b/paylibs/src/main/java/com/utsmyanmar/paylibs/utils/core_utils/SystemParamsOperation.java
@ -1,6 +1,7 @@
 package com.utsmyanmar.paylibs.utils.core_utils;

 import android.text.TextUtils;
+import android.util.Base64;

 import java.util.ArrayList;
 import java.util.Locale;
@ -1046,22 +1047,34 @@ public class SystemParamsOperation {
        saveSystemParamsSettings(params);
    }

-    public void saveKeyPIK(byte[] pikValue,byte[] pikKcv){
+
+
+    public void savePIK(byte[] pikValue){
        SystemParamsSettings params = getSystemParamsSettings();
-        params.setPik_value(pikValue);
-        params.setPik_kcv(pikKcv);
+
+        String pikString = Base64.encodeToString(pikValue, Base64.DEFAULT);
+
+        params.setPik_value(pikString);
        saveSystemParamsSettings(params);
    }

    public ArrayList<byte[]> getKeyPIK(){
        SystemParamsSettings params = getSystemParamsSettings();
        ArrayList<byte[]> arrayList = new ArrayList<>();
-        arrayList.add(params.getPik_value());
+//        arrayList.add(params.getPik_value());
        arrayList.add(params.getPik_kcv());
        return arrayList;

    }

+    public byte[] getPIK(){
+        SystemParamsSettings params = getSystemParamsSettings();
+//        return params.getPik_value();
+        if(params.getPik_value() != null)
+            return Base64.decode(params.getPik_value(), Base64.DEFAULT);
+        else
+            return null;
+    }
    public void setConnectStatus(boolean status){
        SystemParamsSettings params = getSystemParamsSettings();
        params.setConnect_status(status);
@ -1656,6 +1669,11 @@ public class SystemParamsOperation {
        return params.getCertificatePassword();
    }

+    public void setEReceiptAddress(String url) {
+        SystemParamsSettings params = getSystemParamsSettings();
+        params.setEreceiptAddress(url);
+        saveSystemParamsSettings(params);
+    }
    public String getEreceiptAddress() {
        SystemParamsSettings params = getSystemParamsSettings();
        return  params.getEreceiptAddress();
--- a/paylibs/src/main/java/com/utsmyanmar/paylibs/utils/core_utils/SystemParamsSettings.java
+++ b/paylibs/src/main/java/com/utsmyanmar/paylibs/utils/core_utils/SystemParamsSettings.java
@ -243,7 +243,8 @@ public class SystemParamsSettings implements Serializable {

    private boolean nfcEnabled = false;

-    private byte[] pik_value;
+    private String pik_value;
+

    private byte[] pik_kcv;

@ -819,7 +820,7 @@ public class SystemParamsSettings implements Serializable {
        this.batchNumStart = batchNumStart;
    }

-    protected byte[] getPik_value() {
+    protected String getPik_value() {
        return pik_value;
    }

@ -827,7 +828,7 @@ public class SystemParamsSettings implements Serializable {
        return pik_kcv;
    }

-    protected void setPik_value(byte[] pik_value) {
+    protected void setPik_value(String pik_value) {
        this.pik_value = pik_value;
    }
Author	SHA1	Message	Date
MooN	58118a2fb5	production ready	2026-01-13 23:34:12 +06:30
kizzy	c9dd1b93f7	optimized refund	2026-01-13 14:57:32 +06:30