fix#1250 passcode verification implemented

app/src/main/AndroidManifest.xml

@@ -146,8 +146,8 @@
             android:exported="false"
             android:name="org.mifos.mobile.utils.fcm.RegistrationIntentService">
         </service>
-
         <activity android:name="org.mifos.mobile.ui.activities.SettingsActivity"/>
+        <activity android:name="com.mifos.mobile.passcode.TransferVerificationActivity"/>
     </application>
 
 </manifest>

app/src/main/java/org/mifos/mobile/ui/activities/TransferVerificationActivity.java

@@ -0,0 +1,171 @@
+package com.mifos.mobile.passcode;
+
+import android.app.Activity;
+import android.content.Intent;
+import android.os.Bundle;
+import android.view.View;
+
+import android.widget.ImageView;
+import android.widget.TextView;
+
+import com.mifos.mobile.passcode.utils.PasscodePreferencesHelper;
+import com.mifos.mobile.passcode.utils.EncryptionUtil;
+
+import org.mifos.mobile.utils.Toaster;
+
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.appcompat.widget.AppCompatButton;
+import androidx.core.content.ContextCompat;
+import androidx.core.widget.NestedScrollView;
+
+
+public class TransferVerificationActivity extends
+        AppCompatActivity implements
+        MifosPassCodeView.
+                PassCodeListener {
+
+    NestedScrollView clRootview;
+    AppCompatButton btnForgotPasscode;
+    MifosPassCodeView mifosPassCodeView;
+    AppCompatButton btnSkip;
+    AppCompatButton btnSave;
+    TextView tvPasscodeIntro;
+    ImageView ivVisibility;
+    ImageView ivLogo;
+
+    private PasscodePreferencesHelper passcodePreferencesHelper;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_pass_code);
+
+        clRootview = findViewById(R.id.cl_rootview);
+        btnForgotPasscode = findViewById(R.id.btn_forgot_passcode);
+        mifosPassCodeView = findViewById(R.id.pv_passcode);
+        btnSkip = findViewById(R.id.btn_skip);
+        btnSkip.setText(getString(org.mifos.mobile.R.string.cancel_transaction));
+        btnSave = findViewById(R.id.btn_save);
+        btnSave.setText(getString(org.mifos.mobile.R.string.transfer));
+        tvPasscodeIntro = findViewById(R.id.tv_passcode);
+        tvPasscodeIntro.setText(getString(org.mifos.mobile.R.string.transfer_verify_passcode));
+        ivVisibility = findViewById(R.id.iv_visibility);
+        ivLogo = findViewById(R.id.iv_logo);
+        ivLogo.setImageResource(org.mifos.mobile.R.drawable.mifos_logo);
+
+        passcodePreferencesHelper = new PasscodePreferencesHelper(this);
+
+    }
+
+    private String encryptPassCode(String passCode) {
+        String encryptedPassCode = EncryptionUtil.getMobileBankingHash(passCode);
+        return encryptedPassCode;
+    }
+
+
+    public void savePassCode(View view) {
+        if (isPassCodeLengthCorrect()) {
+            if (encryptPassCode(mifosPassCodeView.getPasscode())
+                    .equals(passcodePreferencesHelper
+                            .getPassCode())
+            ) {
+                Intent resultIntent = new Intent();
+                setResult(Activity.RESULT_OK, resultIntent);
+                finish();
+            } else {
+                Toaster.show(view, org.mifos.mobile.R.string.incorrect_passcode);
+            }
+        } else {
+            Toaster.show(view, org.mifos.mobile.R.string.incorrect_passcode);
+        }
+    }
+
+    @Override
+    public void passCodeEntered(String passcode) { }
+
+    public void clickedOne(View v) {
+        mifosPassCodeView.enterCode(getString(R.string.one));
+    }
+
+    public void clickedTwo(View v) {
+        mifosPassCodeView.enterCode(getString(R.string.two));
+    }
+
+    public void clickedThree(View v) {
+        mifosPassCodeView.enterCode(getString(R.string.three));
+    }
+
+    public void clickedFour(View v) {
+        mifosPassCodeView.enterCode(getString(R.string.four));
+    }
+
+    public void clickedFive(View v) {
+        mifosPassCodeView.enterCode(getString(R.string.five));
+    }
+
+    public void clickedSix(View v) {
+        mifosPassCodeView.enterCode(getString(R.string.six));
+    }
+
+    public void clickedSeven(View v) {
+        mifosPassCodeView.enterCode(getString(R.string.seven));
+    }
+
+    public void clickedEight(View v) {
+        mifosPassCodeView.enterCode(getString(R.string.eight));
+    }
+
+    public void clickedNine(View v) {
+        mifosPassCodeView.enterCode(getString(R.string.nine));
+    }
+
+    public void clickedZero(View v) {
+        mifosPassCodeView.enterCode(getString(R.string.zero));
+    }
+
+    public void clickedBackSpace(View v) {
+        mifosPassCodeView.backSpace();
+    }
+
+    public void skip(View v) {
+        finish();
+    }
+
+    /**
+     * @param view PasscodeView that changes to text if it was hidden and vice a versa
+     */
+    public void visibilityChange(View view) {
+        mifosPassCodeView.revertPassCodeVisibility();
+        if (!mifosPassCodeView.passcodeVisible()) {
+            ivVisibility.setColorFilter(
+                    ContextCompat.getColor(
+                            TransferVerificationActivity.this,
+                    R.color.light_grey));
+        } else {
+            ivVisibility.setColorFilter(
+                    ContextCompat.getColor(
+                            TransferVerificationActivity.this,
+                    R.color.gray_dark));
+        }
+    }
+
+    /**
+     * Checks whether passcode entered is of correct length
+     *
+     * @return Returns true if passcode lenght is 4 else shows message
+     */
+    private boolean isPassCodeLengthCorrect() {
+        if (mifosPassCodeView.getPasscode().length() == 4) {
+            return true;
+        }
+        return false;
+    }
+
+    @Override
+    public void onBackPressed() { }
+
+    @Override
+    protected void onResume() {
+        super.onResume();
+    }
+}

app/src/main/java/org/mifos/mobile/ui/fragments/TransferProcessFragment.java

@@ -1,5 +1,6 @@
 package org.mifos.mobile.ui.fragments;
 
+import android.content.Intent;
 import android.graphics.drawable.Animatable;
 import android.os.Bundle;
 import android.view.LayoutInflater;
@@ -10,6 +11,7 @@
 import android.widget.TextView;
 
 import com.google.android.material.snackbar.Snackbar;
+import com.mifos.mobile.passcode.TransferVerificationActivity;
 
 import org.mifos.mobile.R;
 import org.mifos.mobile.models.payload.TransferPayload;
@@ -124,11 +126,8 @@ public void startTransfer() {
             Toaster.show(rootView, getString(R.string.internet_not_connected));
             return;
         }
-        if (transferType == TransferType.SELF) {
-            presenter.makeSavingsTransfer(payload);
-        } else if (transferType == TransferType.TPT) {
-            presenter.makeTPTTransfer(payload);
-        }
+        Intent i = new Intent(getActivity(), TransferVerificationActivity.class);
+        startActivityForResult(i, Constants.VERIFICATION_REQUEST);
     }
 
     /**
@@ -193,4 +192,17 @@ public void onDestroyView() {
         super.onDestroyView();
         presenter.detachView();
     }
+
+    @Override
+    public void onActivityResult(int requestCode, int resultCode, Intent data) {
+        super.onActivityResult(requestCode, resultCode, data);
+        if (requestCode == Constants.VERIFICATION_REQUEST &&
+                resultCode == getActivity().RESULT_OK) {
+            if (transferType == TransferType.SELF) {
+                presenter.makeSavingsTransfer(payload);
+            } else if (transferType == TransferType.TPT) {
+                presenter.makeTPTTransfer(payload);
+            }
+        }
+    }
 }

app/src/main/java/org/mifos/mobile/utils/Constants.java

@@ -126,4 +126,6 @@ public class Constants {
     public static  final String OUTSTANDING_BALANCE = "outstanding_balance";
 
     public static final String LOAN_REPAYMENT = "loan_repayment";
+
+    public static final int VERIFICATION_REQUEST = 299;
 }

app/src/main/res/values/strings.xml

@@ -572,6 +572,9 @@
     <string name="savings_account_transaction">Savings Account Transaction</string>
     <string name="transaction_period">Transaction Period</string>
     <string name="transaction_type">Transaction Type</string>
+    <string name="transfer_verify_passcode">Enter your passcode</string>
+    <string name="cancel_transaction">Cancel</string>
+    <string name="transfer_type">TransferType</string>
 
     <string-array name="languages" translatable="false">
         <item>English</item>