onboarding tweaks & version bump (#676)

Co-authored-by: Stephan <stephan.hagios@gmail.com>

.gitignore

@@ -14,3 +14,4 @@
 /app/prodMainnet
 /app/alphaStagenet
 /app/prodStagenet
+/app/.cxx

app/build.gradle

@@ -2,14 +2,13 @@ apply plugin: 'com.android.application'
 
 android {
     compileSdkVersion 28
-    buildToolsVersion '28.0.3'
+    buildToolsVersion '29.0.2'
     defaultConfig {
         applicationId "com.m2049r.xmrwallet"
         minSdkVersion 21
         targetSdkVersion 28
-        versionCode 300
+        versionCode 401
-        versionName "1.13.0 'ReStart'"
+        versionName "1.14.1 'On Board'"
-
         testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
         externalNativeBuild {
             cmake {
@@ -93,6 +92,11 @@ android {
                 outputFileName = "$rootProject.ext.apkName-" + v + "_" + abiName + ".apk"
         }
     }
+
+    compileOptions {
+        sourceCompatibility JavaVersion.VERSION_1_8
+        targetCompatibility JavaVersion.VERSION_1_8
+    }
 }
 
 dependencies {
@@ -102,6 +106,7 @@ dependencies {
     implementation "com.android.support:recyclerview-v7:$rootProject.ext.supportVersion"
     implementation "com.android.support:cardview-v7:$rootProject.ext.supportVersion"
     implementation "com.android.support:swiperefreshlayout:$rootProject.ext.supportVersion"
+    implementation "com.android.support.constraint:constraint-layout:$rootProject.ext.constraintVersion"
     implementation 'me.dm7.barcodescanner:zxing:1.9.8'
 
     implementation "com.squareup.okhttp3:okhttp:$rootProject.ext.okHttpVersion"
@@ -124,5 +129,4 @@ dependencies {
     testImplementation "com.squareup.okhttp3:mockwebserver:$rootProject.ext.okHttpVersion"
     testImplementation 'org.json:json:20180813'
     testImplementation 'net.jodah:concurrentunit:0.4.4'
-
 }

app/src/main/AndroidManifest.xml

@@ -20,24 +20,27 @@
         android:supportsRtl="true"
         android:theme="@style/MyMaterialTheme"
         android:usesCleartextTraffic="true">
-
+        <activity android:name=".MainActivity"
+            android:configChanges="orientation|keyboardHidden"
+            android:launchMode="singleTask"
+            android:screenOrientation="portrait">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
         <activity
             android:name=".WalletActivity"
             android:configChanges="orientation|keyboardHidden"
             android:label="@string/wallet_activity_name"
             android:launchMode="singleTask"
             android:screenOrientation="behind" />
-
         <activity
             android:name=".LoginActivity"
             android:configChanges="orientation|keyboardHidden"
             android:label="@string/app_name"
             android:launchMode="singleTop"
             android:screenOrientation="locked">
-            <intent-filter>
-                <action android:name="android.intent.action.MAIN" />
-                <category android:name="android.intent.category.LAUNCHER" />
-            </intent-filter>
             <intent-filter>
                 <action android:name="android.hardware.usb.action.USB_DEVICE_ATTACHED" />
             </intent-filter>
@@ -62,6 +65,10 @@
                 android:name="android.hardware.usb.action.USB_DEVICE_ATTACHED"
                 android:resource="@xml/usb_device_filter" />
         </activity>
+        <activity android:name=".onboarding.OnBoardingActivity"
+            android:configChanges="orientation|keyboardHidden"
+            android:launchMode="singleTask"
+            android:screenOrientation="portrait"/>
 
         <service
             android:name=".service.WalletService"

app/src/main/java/com/m2049r/xmrwallet/LoginActivity.java

@@ -315,10 +315,14 @@ public class LoginActivity extends BaseActivity
                         if (WalletManager.getInstance().walletExists(walletFile)) {
                             Helper.promptPassword(LoginActivity.this, walletName, true, new Helper.PasswordAction() {
                                 @Override
-                                public void action(String walletName, String password, boolean fingerprintUsed) {
+                                public void act(String walletName, String password, boolean fingerprintUsed) {
                                     if (checkDevice(walletName, password))
                                         startDetails(walletFile, password, GenerateReviewFragment.VIEW_TYPE_DETAILS);
                                 }
+
+                                @Override
+                                public void fail(String walletName, String password, boolean fingerprintUsed) {
+                                }
                             });
                         } else { // this cannot really happen as we prefilter choices
                             Timber.e("Wallet missing: %s", walletName);
@@ -348,10 +352,14 @@ public class LoginActivity extends BaseActivity
         if (WalletManager.getInstance().walletExists(walletFile)) {
             Helper.promptPassword(LoginActivity.this, walletName, false, new Helper.PasswordAction() {
                 @Override
-                public void action(String walletName, String password, boolean fingerprintUsed) {
+                public void act(String walletName, String password, boolean fingerprintUsed) {
                     if (checkDevice(walletName, password))
                         startReceive(walletFile, password);
                 }
+
+                @Override
+                public void fail(String walletName, String password, boolean fingerprintUsed) {
+                }
             });
         } else { // this cannot really happen as we prefilter choices
             Toast.makeText(this, getString(R.string.bad_wallet), Toast.LENGTH_SHORT).show();
@@ -1306,10 +1314,15 @@ public class LoginActivity extends BaseActivity
             Helper.promptPassword(LoginActivity.this, walletName, false,
                     new Helper.PasswordAction() {
                         @Override
-                        public void action(String walletName, String password, boolean fingerprintUsed) {
+                        public void act(String walletName, String password, boolean fingerprintUsed) {
                             if (checkDevice(walletName, password))
                                 startWallet(walletName, password, fingerprintUsed, streetmode);
                         }
+
+                        @Override
+                        public void fail(String walletName, String password, boolean fingerprintUsed) {
+                        }
+
                     });
         } else { // this cannot really happen as we prefilter choices
             Toast.makeText(this, getString(R.string.bad_wallet), Toast.LENGTH_SHORT).show();

app/src/main/java/com/m2049r/xmrwallet/MainActivity.java

@@ -0,0 +1,40 @@
+/*
+ * Copyright (c) 2018-2020 EarlOfEgo, m2049r
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.m2049r.xmrwallet;
+
+import android.content.Intent;
+import android.os.Bundle;
+import android.support.annotation.Nullable;
+import android.support.v7.app.AppCompatActivity;
+
+import com.m2049r.xmrwallet.onboarding.OnBoardingActivity;
+import com.m2049r.xmrwallet.onboarding.OnBoardingManager;
+
+import timber.log.Timber;
+
+public class MainActivity extends AppCompatActivity {
+    @Override
+    protected void onCreate(@Nullable final Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        if (OnBoardingManager.shouldShowOnBoarding(getApplicationContext()) || BuildConfig.DEBUG) {
+            startActivity(new Intent(this, OnBoardingActivity.class));
+        } else {
+            startActivity(new Intent(this, LoginActivity.class));
+        }
+        finish();
+    }
+}

app/src/main/java/com/m2049r/xmrwallet/WalletActivity.java

@@ -88,7 +88,6 @@ public class WalletActivity extends BaseActivity implements WalletFragment.Liste
     private ActionBarDrawerToggle drawerToggle;
 
     private Toolbar toolbar;
-    private boolean needVerifyIdentity;
     private boolean requestStreetMode = false;
 
     private String password;
@@ -142,7 +141,6 @@ public class WalletActivity extends BaseActivity implements WalletFragment.Liste
 
     private void enableStreetMode(boolean enable) {
         if (enable) {
-            needVerifyIdentity = true;
             streetMode = getWallet().getDaemonBlockChainHeight();
         } else {
             streetMode = 0;
@@ -200,7 +198,6 @@ public class WalletActivity extends BaseActivity implements WalletFragment.Liste
         if (extras != null) {
             acquireWakeLock();
             String walletId = extras.getString(REQUEST_ID);
-            needVerifyIdentity = extras.getBoolean(REQUEST_FINGERPRINT_USED);
             // we can set the streetmode height AFTER opening the wallet
             requestStreetMode = extras.getBoolean(REQUEST_STREETMODE);
             password = extras.getString(REQUEST_PW);
@@ -333,7 +330,7 @@ public class WalletActivity extends BaseActivity implements WalletFragment.Liste
     private void onDisableStreetMode() {
         Helper.promptPassword(WalletActivity.this, getWallet().getName(), false, new Helper.PasswordAction() {
             @Override
-            public void action(String walletName, String password, boolean fingerprintUsed) {
+            public void act(String walletName, String password, boolean fingerprintUsed) {
                 runOnUiThread(new Runnable() {
                     @Override
                     public void run() {
@@ -342,6 +339,10 @@ public class WalletActivity extends BaseActivity implements WalletFragment.Liste
                     }
                 });
             }
+
+            @Override
+            public void fail(String walletName, String password, boolean fingerprintUsed) {
+            }
         });
     }
 
@@ -855,17 +856,16 @@ public class WalletActivity extends BaseActivity implements WalletFragment.Liste
                         final Bundle extras = new Bundle();
                         extras.putString(GenerateReviewFragment.REQUEST_TYPE, GenerateReviewFragment.VIEW_TYPE_WALLET);
 
-                        if (needVerifyIdentity) {
                         Helper.promptPassword(WalletActivity.this, getWallet().getName(), true, new Helper.PasswordAction() {
                             @Override
-                                public void action(String walletName, String password, boolean fingerprintUsed) {
+                            public void act(String walletName, String password, boolean fingerprintUsed) {
                                 replaceFragment(new GenerateReviewFragment(), null, extras);
-                                    needVerifyIdentity = false;
+                            }
+
+                            @Override
+                            public void fail(String walletName, String password, boolean fingerprintUsed) {
                             }
                         });
-                        } else {
-                            replaceFragment(new GenerateReviewFragment(), null, extras);
-                        }
 
                         break;
                     case DialogInterface.BUTTON_NEGATIVE:
@@ -1003,12 +1003,6 @@ public class WalletActivity extends BaseActivity implements WalletFragment.Liste
         return getWallet().getUnlockedBalance();
     }
 
-    @Override
-    public boolean verifyWalletPassword(String password) {
-        String walletPassword = Helper.getWalletPassword(getApplicationContext(), getWalletName(), password);
-        return walletPassword != null;
-    }
-
     @Override
     public void onBackPressed() {
         if (drawer.isDrawerOpen(GravityCompat.START)) {

app/src/main/java/com/m2049r/xmrwallet/WalletFragment.java

@@ -362,6 +362,7 @@ public class WalletFragment extends Fragment
             bSend.setEnabled(false);
         }
         if (isVisible()) enableAccountsList(false); //otherwise it is enabled in onResume()
+        firstBlock = 0;
     }
 
     boolean walletLoaded = false;

app/src/main/java/com/m2049r/xmrwallet/fragment/send/SendBtcConfirmWizardFragment.java

@@ -346,103 +346,16 @@ public class SendBtcConfirmWizardFragment extends SendWizardFragment implements
     }
 
     public void preSend() {
-        final Activity activity = getActivity();
+        Helper.promptPassword(getContext(), getActivityCallback().getWalletName(), false, new Helper.PasswordAction() {
-        View promptsView = getLayoutInflater().inflate(R.layout.prompt_password, null);
-        android.app.AlertDialog.Builder alertDialogBuilder = new android.app.AlertDialog.Builder(activity);
-        alertDialogBuilder.setView(promptsView);
-
-        final TextInputLayout etPassword = promptsView.findViewById(R.id.etPassword);
-        etPassword.setHint(getString(R.string.prompt_send_password));
-
-        etPassword.getEditText().addTextChangedListener(new TextWatcher() {
             @Override
-            public void afterTextChanged(Editable s) {
+            public void act(String walletName, String password, boolean fingerprintUsed) {
-                if (etPassword.getError() != null) {
-                    etPassword.setError(null);
-                }
-            }
-
-            @Override
-            public void beforeTextChanged(CharSequence s, int start,
-                                          int count, int after) {
-            }
-
-            @Override
-            public void onTextChanged(CharSequence s, int start,
-                                      int before, int count) {
-            }
-        });
-
-        alertDialogBuilder
-                .setCancelable(false)
-                .setPositiveButton(getString(R.string.label_ok), new DialogInterface.OnClickListener() {
-                    public void onClick(DialogInterface dialog, int id) {
-                        String pass = etPassword.getEditText().getText().toString();
-                        if (getActivityCallback().verifyWalletPassword(pass)) {
-                            dialog.dismiss();
-                            Helper.hideKeyboardAlways(activity);
                 send();
-                        } else {
-                            etPassword.setError(getString(R.string.bad_password));
             }
-                    }
+
-                })
+            public void fail(String walletName, String password, boolean fingerprintUsed) {
-                .setNegativeButton(getString(R.string.label_cancel),
-                        new DialogInterface.OnClickListener() {
-                            public void onClick(DialogInterface dialog, int id) {
-                                Helper.hideKeyboardAlways(activity);
-                                dialog.cancel();
                 bSend.setEnabled(sendCountdown > 0); // allow to try again
             }
         });
-
-        final android.app.AlertDialog passwordDialog = alertDialogBuilder.create();
-        passwordDialog.setOnShowListener(new DialogInterface.OnShowListener() {
-            @Override
-            public void onShow(DialogInterface dialog) {
-                Button button = ((android.app.AlertDialog) dialog).getButton(android.app.AlertDialog.BUTTON_POSITIVE);
-                button.setOnClickListener(new View.OnClickListener() {
-                    @Override
-                    public void onClick(View view) {
-                        String pass = etPassword.getEditText().getText().toString();
-                        if (getActivityCallback().verifyWalletPassword(pass)) {
-                            Helper.hideKeyboardAlways(activity);
-                            passwordDialog.dismiss();
-                            send();
-                        } else {
-                            etPassword.setError(getString(R.string.bad_password));
-                        }
-                    }
-                });
-            }
-        });
-
-        Helper.showKeyboard(passwordDialog);
-
-        // accept keyboard "ok"
-        etPassword.getEditText().setOnEditorActionListener(new TextView.OnEditorActionListener() {
-            public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
-                if ((event != null && (event.getKeyCode() == KeyEvent.KEYCODE_ENTER) && (event.getAction() == KeyEvent.ACTION_DOWN))
-                        || (actionId == EditorInfo.IME_ACTION_DONE)) {
-                    String pass = etPassword.getEditText().getText().toString();
-                    if (getActivityCallback().verifyWalletPassword(pass)) {
-                        Helper.hideKeyboardAlways(activity);
-                        passwordDialog.dismiss();
-                        send();
-                    } else {
-                        etPassword.setError(getString(R.string.bad_password));
-                    }
-                    return true;
-                }
-                return false;
-            }
-        });
-
-        if (Helper.preventScreenshot()) {
-            passwordDialog.getWindow().setFlags(WindowManager.LayoutParams.FLAG_SECURE, WindowManager.LayoutParams.FLAG_SECURE);
-        }
-
-        passwordDialog.show();
     }
 
     // creates a pending transaction and calls us back with transactionCreated()
@@ -457,8 +370,8 @@ public class SendBtcConfirmWizardFragment extends SendWizardFragment implements
         }
         showProgress(3, getString(R.string.label_send_progress_create_tx));
         TxData txData = sendListener.getTxData();
-        txData.setDestinationAddress(xmrtoStatus.getXmrReceivingSubaddress());
+        txData.setDestinationAddress(xmrtoStatus.getReceivingSubaddress());
-        txData.setAmount(Wallet.getAmountFromDouble(xmrtoStatus.getXmrAmountTotal()));
+        txData.setAmount(Wallet.getAmountFromDouble(xmrtoStatus.getIncomingAmountTotal()));
         getActivityCallback().onPrepareSend(xmrtoStatus.getUuid(), txData);
     }
 
@@ -572,22 +485,22 @@ public class SendBtcConfirmWizardFragment extends SendWizardFragment implements
                     NumberFormat df = NumberFormat.getInstance(Locale.US);
                     df.setMaximumFractionDigits(12);
                     String btcAmount = df.format(status.getBtcAmount());
-                    String xmrAmountTotal = df.format(status.getXmrAmountTotal());
+                    String xmrAmountTotal = df.format(status.getIncomingAmountTotal());
                     tvTxBtcAmount.setText(getString(R.string.text_send_btc_amount, btcAmount, xmrAmountTotal));
-                    String xmrPriceBtc = df.format(status.getXmrPriceBtc());
+                    String xmrPriceBtc = df.format(status.getIncomingPriceBtc());
                     tvTxBtcRate.setText(getString(R.string.text_send_btc_rate, xmrPriceBtc));
 
-                    double calcRate = status.getBtcAmount() / status.getXmrPriceBtc();
+                    double calcRate = status.getBtcAmount() / status.getIncomingPriceBtc();
-                    Timber.i("Rates: %f / %f", calcRate, status.getXmrPriceBtc());
+                    Timber.d("Rates: %f / %f", calcRate, status.getIncomingPriceBtc());
 
                     tvTxBtcAddress.setText(status.getBtcDestAddress()); // TODO test if this is different?
 
-                    Timber.i("Expires @ %s, in %s seconds", status.getExpiresAt().toString(), status.getSecondsTillTimeout());
+                    Timber.d("Expires @ %s, in %s seconds", status.getExpiresAt().toString(), status.getSecondsTillTimeout());
 
-                    Timber.i("Status = %s", status.getState().toString());
+                    Timber.d("Status = %s", status.getState().toString());
                     tvTxXmrToKey.setText(status.getUuid());
 
-                    Timber.d("AmountRemaining=%f, XmrAmountTotal=%f", status.getXmrAmountRemaining(), status.getXmrAmountTotal());
+                    Timber.d("AmountRemaining=%f, XmrAmountTotal=%f", status.getRemainingAmountIncoming(), status.getIncomingAmountTotal());
                     hideProgress();
                     startSendTimer();
                     prepareSend();

app/src/main/java/com/m2049r/xmrwallet/fragment/send/SendConfirmWizardFragment.java

@@ -141,8 +141,13 @@ public class SendConfirmWizardFragment extends SendWizardFragment implements Sen
 
     void send() {
         sendListener.commitTransaction();
+        getActivity().runOnUiThread(new Runnable() {
+            @Override
+            public void run() {
                 pbProgressSend.setVisibility(View.VISIBLE);
             }
+        });
+    }
 
     @Override
     public void sendFailed(String errorText) {
@@ -225,103 +230,16 @@ public class SendConfirmWizardFragment extends SendWizardFragment implements Sen
     }
 
     public void preSend() {
-        final Activity activity = getActivity();
+        Helper.promptPassword(getContext(), getActivityCallback().getWalletName(), false, new Helper.PasswordAction() {
-        View promptsView = getLayoutInflater().inflate(R.layout.prompt_password, null);
-        android.app.AlertDialog.Builder alertDialogBuilder = new android.app.AlertDialog.Builder(activity);
-        alertDialogBuilder.setView(promptsView);
-
-        final TextInputLayout etPassword = promptsView.findViewById(R.id.etPassword);
-        etPassword.setHint(getString(R.string.prompt_send_password));
-
-        etPassword.getEditText().addTextChangedListener(new TextWatcher() {
             @Override
-            public void afterTextChanged(Editable s) {
+            public void act(String walletName, String password, boolean fingerprintUsed) {
-                if (etPassword.getError() != null) {
-                    etPassword.setError(null);
-                }
-            }
-
-            @Override
-            public void beforeTextChanged(CharSequence s, int start,
-                                          int count, int after) {
-            }
-
-            @Override
-            public void onTextChanged(CharSequence s, int start,
-                                      int before, int count) {
-            }
-        });
-
-        alertDialogBuilder
-                .setCancelable(false)
-                .setPositiveButton(getString(R.string.label_ok), new DialogInterface.OnClickListener() {
-                    public void onClick(DialogInterface dialog, int id) {
-                        String pass = etPassword.getEditText().getText().toString();
-                        if (getActivityCallback().verifyWalletPassword(pass)) {
-                            dialog.dismiss();
-                            Helper.hideKeyboardAlways(activity);
                 send();
-                        } else {
-                            etPassword.setError(getString(R.string.bad_password));
             }
-                    }
+
-                })
+            public void fail(String walletName, String password, boolean fingerprintUsed) {
-                .setNegativeButton(getString(R.string.label_cancel),
-                        new DialogInterface.OnClickListener() {
-                            public void onClick(DialogInterface dialog, int id) {
-                                Helper.hideKeyboardAlways(activity);
-                                dialog.cancel();
                 bSend.setEnabled(true); // allow to try again
             }
         });
-
-        final android.app.AlertDialog passwordDialog = alertDialogBuilder.create();
-        passwordDialog.setOnShowListener(new DialogInterface.OnShowListener() {
-            @Override
-            public void onShow(DialogInterface dialog) {
-                Button button = ((android.app.AlertDialog) dialog).getButton(android.app.AlertDialog.BUTTON_POSITIVE);
-                button.setOnClickListener(new View.OnClickListener() {
-                    @Override
-                    public void onClick(View view) {
-                        String pass = etPassword.getEditText().getText().toString();
-                        if (getActivityCallback().verifyWalletPassword(pass)) {
-                            Helper.hideKeyboardAlways(activity);
-                            passwordDialog.dismiss();
-                            send();
-                        } else {
-                            etPassword.setError(getString(R.string.bad_password));
-                        }
-                    }
-                });
-            }
-        });
-
-        Helper.showKeyboard(passwordDialog);
-
-        // accept keyboard "ok"
-        etPassword.getEditText().setOnEditorActionListener(new TextView.OnEditorActionListener() {
-            public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
-                if ((event != null && (event.getKeyCode() == KeyEvent.KEYCODE_ENTER) && (event.getAction() == KeyEvent.ACTION_DOWN))
-                        || (actionId == EditorInfo.IME_ACTION_DONE)) {
-                    String pass = etPassword.getEditText().getText().toString();
-                    if (getActivityCallback().verifyWalletPassword(pass)) {
-                        Helper.hideKeyboardAlways(activity);
-                        passwordDialog.dismiss();
-                        send();
-                    } else {
-                        etPassword.setError(getString(R.string.bad_password));
-                    }
-                    return true;
-                }
-                return false;
-            }
-        });
-
-        if (Helper.preventScreenshot()) {
-            passwordDialog.getWindow().setFlags(WindowManager.LayoutParams.FLAG_SECURE, WindowManager.LayoutParams.FLAG_SECURE);
-        }
-
-        passwordDialog.show();
     }
 
     // creates a pending transaction and calls us back with transactionCreated()

app/src/main/java/com/m2049r/xmrwallet/fragment/send/SendFragment.java

@@ -75,7 +75,7 @@ public class SendFragment extends Fragment
 
         void onPrepareSend(String tag, TxData data);
 
-        boolean verifyWalletPassword(String password);
+        String getWalletName();
 
         void onSend(UserNotes notes);
 

app/src/main/java/com/m2049r/xmrwallet/ledger/Instruction.java

@@ -17,12 +17,15 @@
 package com.m2049r.xmrwallet.ledger;
 
 public enum Instruction {
+
     INS_NONE(0x00),
     INS_RESET(0x02),
     INS_GET_KEY(0x20),
+    INS_DISPLAY_ADDRESS(0x21),
     INS_PUT_KEY(0x22),
     INS_GET_CHACHA8_PREKEY(0x24),
     INS_VERIFY_KEY(0x26),
+    INS_MANAGE_SEEDWORDS(0x28),
 
     INS_SECRET_KEY_TO_PUBLIC_KEY(0x30),
     INS_GEN_KEY_DERIVATION(0x32),
@@ -30,6 +33,7 @@ public enum Instruction {
     INS_DERIVE_PUBLIC_KEY(0x36),
     INS_DERIVE_SECRET_KEY(0x38),
     INS_GEN_KEY_IMAGE(0x3A),
+
     INS_SECRET_KEY_ADD(0x3C),
     INS_SECRET_KEY_SUB(0x3E),
     INS_GENERATE_KEYPAIR(0x40),
@@ -45,15 +49,20 @@ public enum Instruction {
     INS_SET_SIGNATURE_MODE(0x72),
     INS_GET_ADDITIONAL_KEY(0x74),
     INS_STEALTH(0x76),
+    INS_GEN_COMMITMENT_MASK(0x77),
     INS_BLIND(0x78),
     INS_UNBLIND(0x7A),
+    INS_GEN_TXOUT_KEYS(0x7B),
     INS_VALIDATE(0x7C),
+    INS_PREFIX_HASH(0x7D),
     INS_MLSAG(0x7E),
     INS_CLOSE_TX(0x80),
 
-    INS_GET_RESPONSE(0xc0),
+    INS_GET_TX_PROOF(0xA0),
 
-    INS_UNDEFINED(0xff);
+    INS_GET_RESPONSE(0xC0),
+
+    INS_UNDEFINED(0xFF);
 
     public static Instruction fromByte(byte n) {
         switch (n & 0xFF) {

app/src/main/java/com/m2049r/xmrwallet/ledger/Ledger.java

@@ -42,11 +42,11 @@ public class Ledger {
     static public final int LOOKAHEAD_SUBADDRESSES = 20;
     static public final String SUBADDRESS_LOOKAHEAD = LOOKAHEAD_ACCOUNTS + ":" + LOOKAHEAD_SUBADDRESSES;
 
-    private static final byte PROTOCOL_VERSION = 0x02;
+    private static final byte PROTOCOL_VERSION = 0x03;
     public static final int SW_OK = 0x9000;
     public static final int SW_INS_NOT_SUPPORTED = 0x6D00;
     public static final int OK[] = {SW_OK};
-    public static final int MINIMUM_LEDGER_VERSION = (1 << 16) + (3 << 8) + (1); // 1.3.1
+    public static final int MINIMUM_LEDGER_VERSION = (1 << 16) + (6 << 8) + (0); // 1.6.0
 
     public static UsbDevice findDevice(UsbManager usbManager) {
         if (!ENABLED) return null;

app/src/main/java/com/m2049r/xmrwallet/ledger/LedgerProgressDialog.java

@@ -51,6 +51,7 @@ public class LedgerProgressDialog extends ProgressDialog implements Ledger.Liste
                     switch (ins) {
                         case INS_RESET: // ledger may ask for confirmation - maybe a bug?
                         case INS_GET_KEY: // ledger asks for confirmation to send keys
+                        case INS_DISPLAY_ADDRESS:
                             setIndeterminate(true);
                             setMessage(getContext().getString(R.string.progress_ledger_confirm));
                             break;
@@ -102,6 +103,11 @@ public class LedgerProgressDialog extends ProgressDialog implements Ledger.Liste
                                 setMessage(getContext().getString(R.string.progress_ledger_mlsag));
                             }
                             break;
+                        case INS_PREFIX_HASH:
+                            if ((apdu[2] != 1) || (apdu[3] != 0)) break;
+                            setIndeterminate(true);
+                            setMessage(getContext().getString(R.string.progress_ledger_confirm));
+                            break;
                         case INS_VALIDATE:
                             if ((apdu[2] != 1) || (apdu[3] != 1)) break;
                             validate = true;

app/src/main/java/com/m2049r/xmrwallet/onboarding/OnBoardingActivity.java

@@ -0,0 +1,117 @@
+/*
+ * Copyright (c) 2018-2020 EarlOfEgo, m2049r
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.m2049r.xmrwallet.onboarding;
+
+import android.content.Intent;
+import android.os.Bundle;
+import android.support.design.widget.TabLayout;
+import android.support.v4.view.ViewPager;
+import android.support.v7.app.AppCompatActivity;
+import android.util.TypedValue;
+import android.view.View;
+import android.widget.Button;
+import android.widget.LinearLayout;
+
+import com.m2049r.xmrwallet.LoginActivity;
+import com.m2049r.xmrwallet.R;
+
+public class OnBoardingActivity extends AppCompatActivity implements OnBoardingAdapter.Listener {
+
+    private OnBoardingViewPager pager;
+    private OnBoardingAdapter pagerAdapter;
+    private Button nextButton;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_on_boarding);
+
+        nextButton = findViewById(R.id.buttonNext);
+
+        pager = findViewById(R.id.pager);
+        pagerAdapter = new OnBoardingAdapter(getApplicationContext(), this);
+        pager.setAdapter(pagerAdapter);
+        int pixels = (int) TypedValue.applyDimension(
+                TypedValue.COMPLEX_UNIT_DIP, 16, getResources().getDisplayMetrics());
+        pager.setPageMargin(pixels);
+        pager.addOnPageChangeListener(new ViewPager.SimpleOnPageChangeListener() {
+            @Override
+            public void onPageSelected(int position) {
+                setButtonState(position);
+            }
+        });
+
+        final TabLayout tabLayout = (TabLayout) findViewById(R.id.tabLayout);
+        if (pagerAdapter.getCount() > 1) {
+            tabLayout.setupWithViewPager(pager, true);
+            LinearLayout tabStrip = ((LinearLayout) tabLayout.getChildAt(0));
+            for (int i = 0; i < tabStrip.getChildCount(); i++) {
+                tabStrip.getChildAt(i).setClickable(false);
+            }
+        } else {
+            tabLayout.setVisibility(View.GONE);
+        }
+
+        nextButton.setOnClickListener(v -> {
+            final int item = pager.getCurrentItem();
+            if (item + 1 >= pagerAdapter.getCount()) {
+                finishOnboarding();
+            } else {
+                pager.setCurrentItem(item + 1);
+            }
+        });
+
+        for (int i = 0; i < OnBoardingScreen.values().length; i++) {
+            agreed[i] = !OnBoardingScreen.values()[i].isMustAgree();
+        }
+
+        setButtonState(0);
+    }
+
+    private void finishOnboarding() {
+        OnBoardingManager.setOnBoardingShown(getApplicationContext());
+        startActivity(new Intent(this, LoginActivity.class));
+        finish();
+    }
+
+    boolean[] agreed = new boolean[OnBoardingScreen.values().length];
+
+    @Override
+    public void setAgreeClicked(int position, boolean isChecked) {
+        agreed[position] = isChecked;
+        setButtonState(position);
+    }
+
+    @Override
+    public boolean isAgreeClicked(int position) {
+        return agreed[position];
+    }
+
+    @Override
+    public void setButtonState(int position) {
+        nextButton.setEnabled(agreed[position]);
+        if (nextButton.isEnabled())
+            pager.setAllowedSwipeDirection(OnBoardingViewPager.SwipeDirection.ALL);
+        else
+            pager.setAllowedSwipeDirection(OnBoardingViewPager.SwipeDirection.LEFT);
+        if (pager.getCurrentItem() + 1 == pagerAdapter.getCount()) { // last page
+            nextButton.setText(R.string.onboarding_button_ready);
+        } else {
+            nextButton.setText(R.string.onboarding_button_next);
+        }
+    }
+}

app/src/main/java/com/m2049r/xmrwallet/onboarding/OnBoardingAdapter.java

@@ -0,0 +1,91 @@
+/*
+ * Copyright (c) 2018-2020 EarlOfEgo, m2049r
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.m2049r.xmrwallet.onboarding;
+
+import android.content.Context;
+import android.graphics.drawable.Drawable;
+import android.support.annotation.NonNull;
+import android.support.v4.content.ContextCompat;
+import android.support.v4.view.PagerAdapter;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.CheckBox;
+import android.widget.ImageView;
+import android.widget.TextView;
+
+import com.m2049r.xmrwallet.R;
+
+import timber.log.Timber;
+
+public class OnBoardingAdapter extends PagerAdapter {
+
+    interface Listener {
+        void setAgreeClicked(int position, boolean isChecked);
+
+        boolean isAgreeClicked(int position);
+
+        void setButtonState(int position);
+    }
+
+    private final Context context;
+    private Listener listener;
+
+    OnBoardingAdapter(final Context context, final Listener listener) {
+        this.context = context;
+        this.listener = listener;
+    }
+
+    @NonNull
+    @Override
+    public Object instantiateItem(@NonNull ViewGroup collection, int position) {
+        LayoutInflater inflater = LayoutInflater.from(context);
+        final View view = inflater.inflate(R.layout.view_onboarding, collection, false);
+        final OnBoardingScreen onBoardingScreen = OnBoardingScreen.values()[position];
+
+        final Drawable drawable = ContextCompat.getDrawable(context, onBoardingScreen.getDrawable());
+        ((ImageView) view.findViewById(R.id.onboardingImage)).setImageDrawable(drawable);
+        ((TextView) view.findViewById(R.id.onboardingTitle)).setText(onBoardingScreen.getTitle());
+        ((TextView) view.findViewById(R.id.onboardingInformation)).setText(onBoardingScreen.getInformation());
+        if (onBoardingScreen.isMustAgree()) {
+            final CheckBox agree = ((CheckBox) view.findViewById(R.id.onboardingAgree));
+            agree.setVisibility(View.VISIBLE);
+            agree.setChecked(listener.isAgreeClicked(position));
+            agree.setOnClickListener(v -> {
+                listener.setAgreeClicked(position, ((CheckBox) v).isChecked());
+            });
+        }
+        collection.addView(view);
+        return view;
+    }
+
+    @Override
+    public int getCount() {
+        return OnBoardingScreen.values().length;
+    }
+
+    @Override
+    public void destroyItem(@NonNull ViewGroup collection, int position, @NonNull Object view) {
+        Timber.d("destroy " + position);
+        collection.removeView((View) view);
+    }
+
+    @Override
+    public boolean isViewFromObject(@NonNull final View view, @NonNull final Object object) {
+        return view == object;
+    }
+}

app/src/main/java/com/m2049r/xmrwallet/onboarding/OnBoardingManager.java

@@ -0,0 +1,51 @@
+/*
+ * Copyright (c) 2018-2020 EarlOfEgo, m2049r
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.m2049r.xmrwallet.onboarding;
+
+import android.content.Context;
+import android.content.SharedPreferences;
+
+import com.m2049r.xmrwallet.util.KeyStoreHelper;
+
+import java.util.Date;
+
+import timber.log.Timber;
+
+public class OnBoardingManager {
+
+    private static final String PREFS_ONBOARDING = "PREFS_ONBOARDING";
+    private static final String ONBOARDING_SHOWN = "ONBOARDING_SHOWN";
+
+    public static boolean shouldShowOnBoarding(final Context context) {
+        return !getSharedPreferences(context).contains(ONBOARDING_SHOWN) && KeyStoreHelper.hasStoredPasswords(context);
+    }
+
+    public static void setOnBoardingShown(final Context context) {
+        Timber.d("Set onboarding shown.");
+        SharedPreferences sharedPreferences = getSharedPreferences(context);
+        sharedPreferences.edit().putLong(ONBOARDING_SHOWN, new Date().getTime()).apply();
+    }
+
+    public static void clearOnBoardingShown(final Context context) {
+        SharedPreferences sharedPreferences = getSharedPreferences(context);
+        sharedPreferences.edit().remove(ONBOARDING_SHOWN).apply();
+    }
+
+    private static SharedPreferences getSharedPreferences(final Context context) {
+        return context.getSharedPreferences(PREFS_ONBOARDING, Context.MODE_PRIVATE);
+    }
+}

app/src/main/java/com/m2049r/xmrwallet/onboarding/OnBoardingScreen.java

@@ -0,0 +1,55 @@
+/*
+ * Copyright (c) 2018-2020 EarlOfEgo, m2049r
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.m2049r.xmrwallet.onboarding;
+
+import com.m2049r.xmrwallet.R;
+
+enum OnBoardingScreen {
+    WELCOME(R.string.onboarding_welcome_title, R.string.onboarding_welcome_information, R.drawable.ic_onboarding_welcome, false),
+    SEED(R.string.onboarding_seed_title, R.string.onboarding_seed_information, R.drawable.ic_onboarding_seed, true),
+    FPSEND(R.string.onboarding_fpsend_title, R.string.onboarding_fpsend_information, R.drawable.ic_onboarding_fingerprint, false),
+    XMRTO(R.string.onboarding_xmrto_title, R.string.onboarding_xmrto_information, R.drawable.ic_onboarding_xmrto, false),
+    NODES(R.string.onboarding_nodes_title, R.string.onboarding_nodes_information, R.drawable.ic_onboarding_nodes, false);
+
+    private final int title;
+    private final int information;
+    private final int drawable;
+    private final boolean mustAgree;
+
+    OnBoardingScreen(final int title, final int information, final int drawable, final boolean mustAgree) {
+        this.title = title;
+        this.information = information;
+        this.drawable = drawable;
+        this.mustAgree = mustAgree;
+    }
+
+    public int getTitle() {
+        return title;
+    }
+
+    public int getInformation() {
+        return information;
+    }
+
+    public int getDrawable() {
+        return drawable;
+    }
+
+    public boolean isMustAgree() {
+        return mustAgree;
+    }
+}

app/src/main/java/com/m2049r/xmrwallet/onboarding/OnBoardingViewPager.java

@@ -0,0 +1,85 @@
+/*
+ * Copyright (c) 2020 m2049r
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+// based on https://stackoverflow.com/a/34076649
+
+package com.m2049r.xmrwallet.onboarding;
+
+import android.content.Context;
+import android.support.v4.view.ViewPager;
+import android.util.AttributeSet;
+import android.view.MotionEvent;
+
+public class OnBoardingViewPager extends ViewPager {
+
+    public enum SwipeDirection {
+        ALL, LEFT, RIGHT, NONE;
+    }
+
+    private float initialXValue;
+    private SwipeDirection direction;
+
+    public OnBoardingViewPager(Context context, AttributeSet attrs) {
+        super(context, attrs);
+        this.direction = SwipeDirection.ALL;
+    }
+
+    @Override
+    public boolean onTouchEvent(MotionEvent event) {
+        if (this.IsSwipeAllowed(event)) {
+            return super.onTouchEvent(event);
+        }
+
+        return false;
+    }
+
+    @Override
+    public boolean onInterceptTouchEvent(MotionEvent event) {
+        if (this.IsSwipeAllowed(event)) {
+            return super.onInterceptTouchEvent(event);
+        }
+
+        return false;
+    }
+
+    private boolean IsSwipeAllowed(MotionEvent event) {
+        if (this.direction == SwipeDirection.ALL) return true;
+
+        if (direction == SwipeDirection.NONE)//disable any swipe
+            return false;
+
+        if (event.getAction() == MotionEvent.ACTION_DOWN) {
+            initialXValue = event.getX();
+            return true;
+        }
+
+        if (event.getAction() == MotionEvent.ACTION_MOVE) {
+            float diffX = event.getX() - initialXValue;
+            if (diffX > 0 && direction == SwipeDirection.RIGHT) {
+                // swipe from left to right detected
+                return false;
+            } else if (diffX < 0 && direction == SwipeDirection.LEFT) {
+                // swipe from right to left detected
+                return false;
+            }
+        }
+
+        return true;
+    }
+
+    public void setAllowedSwipeDirection(SwipeDirection direction) {
+        this.direction = direction;
+    }
+}

app/src/main/java/com/m2049r/xmrwallet/util/Helper.java

@@ -323,9 +323,9 @@ public class Helper {
     static public HttpUrl getXmrToBaseUrl() {
         if ((WalletManager.getInstance() == null)
                 || (WalletManager.getInstance().getNetworkType() != NetworkType.NetworkType_Mainnet)) {
-            return HttpUrl.parse("https://test.xmr.to/api/v2/xmr2btc/");
+            return HttpUrl.parse("https://test.xmr.to/api/v3/xmr2btc/");
         } else {
-            return HttpUrl.parse("https://xmr.to/api/v2/xmr2btc/");
+            return HttpUrl.parse("https://xmr.to/api/v3/xmr2btc/");
         }
     }
 
@@ -417,7 +417,7 @@ public class Helper {
     }
 
     static AlertDialog openDialog = null; // for preventing opening of multiple dialogs
-    static AsyncTask<Void, Void, Boolean> loginTask = null;
+    static AsyncTask<Void, Void, Boolean> passwordTask = null;
 
     static public void promptPassword(final Context context, final String wallet, boolean fingerprintDisabled, final PasswordAction action) {
         if (openDialog != null) return; // we are already asking for password
@@ -442,11 +442,11 @@ public class Helper {
 
         final AtomicBoolean incorrectSavedPass = new AtomicBoolean(false);
 
-        class LoginWalletTask extends AsyncTask<Void, Void, Boolean> {
+        class PasswordTask extends AsyncTask<Void, Void, Boolean> {
             private String pass;
             private boolean fingerprintUsed;
 
-            LoginWalletTask(String pass, boolean fingerprintUsed) {
+            PasswordTask(String pass, boolean fingerprintUsed) {
                 this.pass = pass;
                 this.fingerprintUsed = fingerprintUsed;
             }
@@ -488,7 +488,7 @@ public class Helper {
                         etPassword.setError(context.getString(R.string.bad_password));
                     }
                 }
-                loginTask = null;
+                passwordTask = null;
             }
         }
 
@@ -521,9 +521,9 @@ public class Helper {
                             public void onClick(DialogInterface dialog, int id) {
                                 Helper.hideKeyboardAlways((Activity) context);
                                 cancelSignal.cancel();
-                                if (loginTask != null) {
+                                if (passwordTask != null) {
-                                    loginTask.cancel(true);
+                                    passwordTask.cancel(true);
-                                    loginTask = null;
+                                    passwordTask = null;
                                 }
                                 dialog.cancel();
                                 openDialog = null;
@@ -552,9 +552,9 @@ public class Helper {
                 public void onAuthenticationSucceeded(FingerprintManager.AuthenticationResult result) {
                     try {
                         String userPass = KeyStoreHelper.loadWalletUserPass(context, wallet);
-                        if (loginTask == null) {
+                        if (passwordTask == null) {
-                            loginTask = new LoginWalletTask(userPass, true);
+                            passwordTask = new PasswordTask(userPass, true);
-                            loginTask.execute();
+                            passwordTask.execute();
                         }
                     } catch (KeyStoreHelper.BrokenPasswordStoreException ex) {
                         etPassword.setError(context.getString(R.string.bad_password));
@@ -586,9 +586,9 @@ public class Helper {
                     @Override
                     public void onClick(View view) {
                         String pass = etPassword.getEditText().getText().toString();
-                        if (loginTask == null) {
+                        if (passwordTask == null) {
-                            loginTask = new LoginWalletTask(pass, false);
+                            passwordTask = new PasswordTask(pass, false);
-                            loginTask.execute();
+                            passwordTask.execute();
                         }
                     }
                 });
@@ -601,9 +601,9 @@ public class Helper {
                 if ((event != null && (event.getKeyCode() == KeyEvent.KEYCODE_ENTER) && (event.getAction() == KeyEvent.ACTION_DOWN))
                         || (actionId == EditorInfo.IME_ACTION_DONE)) {
                     String pass = etPassword.getEditText().getText().toString();
-                    if (loginTask == null) {
+                    if (passwordTask == null) {
-                        loginTask = new LoginWalletTask(pass, false);
+                        passwordTask = new PasswordTask(pass, false);
-                        loginTask.execute();
+                        passwordTask.execute();
                     }
                     return true;
                 }
@@ -620,15 +620,18 @@ public class Helper {
     }
 
     public interface PasswordAction {
-        void action(String walletName, String password, boolean fingerprintUsed);
+        void act(String walletName, String password, boolean fingerprintUsed);
+
+        void fail(String walletName, String password, boolean fingerprintUsed);
     }
 
     static private boolean processPasswordEntry(Context context, String walletName, String pass, boolean fingerprintUsed, PasswordAction action) {
         String walletPassword = Helper.getWalletPassword(context, walletName, pass);
         if (walletPassword != null) {
-            action.action(walletName, walletPassword, fingerprintUsed);
+            action.act(walletName, walletPassword, fingerprintUsed);
             return true;
         } else {
+            action.fail(walletName, walletPassword, fingerprintUsed);
             return false;
         }
     }

app/src/main/java/com/m2049r/xmrwallet/util/KeyStoreHelper.java

@@ -140,6 +140,11 @@ public class KeyStoreHelper {
         }
     }
 
+    public static boolean hasStoredPasswords(@NonNull Context context) {
+        SharedPreferences prefs = context.getSharedPreferences(SecurityConstants.WALLET_PASS_PREFS_NAME, Context.MODE_PRIVATE);
+        return prefs.getAll().size() > 0;
+    }
+
     public static String loadWalletUserPass(@NonNull Context context, String wallet) throws BrokenPasswordStoreException {
         String walletKeyAlias = SecurityConstants.WALLET_PASS_KEY_PREFIX + wallet;
         String encoded = context.getSharedPreferences(SecurityConstants.WALLET_PASS_PREFS_NAME, Context.MODE_PRIVATE)

app/src/main/java/com/m2049r/xmrwallet/xmrto/api/QueryOrderStatus.java

@@ -43,47 +43,31 @@ public interface QueryOrderStatus {
 
     boolean isError();
 
-    State getState(); // "state": "<order_state_as_string>",
+    QueryOrderStatus.State getState();
 
-    double getBtcAmount(); // "btc_amount": <requested_amount_in_btc_as_float>,
+    double getBtcAmount();
 
-    String getBtcDestAddress(); // "btc_dest_address": "<requested_destination_address_as_string>",
+    String getBtcDestAddress();
 
-    String getUuid(); // "uuid": "<unique_order_identifier_as_12_character_string>"
+    String getUuid();
 
-    int getBtcNumConfirmations(); // "btc_num_confirmations": <btc_num_confirmations_as_integer>,
+    int getBtcNumConfirmationsThreshold();
 
-    int getBtcNumConfirmationsBeforePurge(); // "btc_num_confirmations_before_purge": <btc_num_confirmations_before_purge_as_integer>,
+    Date getCreatedAt();
 
-    String getBtcTransactionId(); // "btc_transaction_id": "<btc_transaction_id_as_string>",
+    Date getExpiresAt();
 
-    Date getCreatedAt(); // "created_at": "<timestamp_as_string>",
+    int getSecondsTillTimeout();
 
-    Date getExpiresAt(); // "expires_at": "<timestamp_as_string>",
+    double getIncomingAmountTotal();
 
-    int getSecondsTillTimeout(); // "seconds_till_timeout": <seconds_till_timeout_as_integer>,
+    double getRemainingAmountIncoming();
 
-    double getXmrAmountTotal(); // "xmr_amount_total": <amount_in_xmr_for_this_order_as_float>,
+    int getIncomingNumConfirmationsRemaining();
 
-    double getXmrAmountRemaining(); // "xmr_amount_remaining": <amount_in_xmr_that_the_user_must_still_send_as_float>,
+    double getIncomingPriceBtc();
 
-    int getXmrNumConfirmationsRemaining(); // "xmr_num_confirmations_remaining": <num_xmr_confirmations_remaining_before_bitcoins_will_be_sent_as_integer>,
+    String getReceivingSubaddress();
-
-    double getXmrPriceBtc(); // "xmr_price_btc": <price_of_1_btc_in_xmr_as_offered_by_service_as_float>,
-
-    String getXmrReceivingAddress(); // "xmr_receiving_address": "xmr_old_style_address_user_can_send_funds_to_as_string",
-
-    String getXmrReceivingSubaddress(); // <xmr_subaddress_user_needs_to_send_funds_to_as_string>,
-
-    String getXmrReceivingIntegratedAddress(); // "xmr_receiving_integrated_address": "xmr_integrated_address_user_needs_to_send_funds_to_as_string",
-
-    int getXmrRecommendedMixin(); // "xmr_recommended_mixin": <xmr_recommended_mixin_as_integer>,
-
-    @Deprecated
-    double getXmrRequiredAmount(); // "xmr_required_amount": <xmr_amount_user_needs_to_send_as_float>,
-
-    String getXmrRequiredPaymentIdLong(); // "xmr_required_payment_id_long": "xmr_payment_id_user_needs_to_include_when_using_old_stlye_address_as_string"
-
-    String getXmrRequiredPaymentIdShort(); // "xmr_required_payment_id_short": "xmr_payment_id_included_in_integrated_address_as_string"
 
+    int getRecommendedMixin();
 }

app/src/main/java/com/m2049r/xmrwallet/xmrto/network/CreateOrderImpl.java

@@ -113,7 +113,8 @@ class CreateOrderImpl implements CreateOrder {
 
     static JSONObject createRequest(final double amount, final String address) throws JSONException {
         final JSONObject jsonObject = new JSONObject();
-        jsonObject.put("btc_amount", amount);
+        jsonObject.put("amount", amount);
+        jsonObject.put("amount_currency", "BTC");
         jsonObject.put("btc_dest_address", address);
         return jsonObject;
     }

app/src/main/java/com/m2049r/xmrwallet/xmrto/network/QueryOrderStatusImpl.java

@@ -42,23 +42,17 @@ class QueryOrderStatusImpl implements QueryOrderStatus {
     private String btcDestAddress; // "btc_dest_address": "<requested_destination_address_as_string>",
     private String uuid; // "uuid": "<unique_order_identifier_as_12_character_string>"
     // the following are only returned if the state is "after" TO_BE_CREATED
-    private int btcNumConfirmations; // "btc_num_confirmations": <btc_num_confirmations_as_integer>,
+    //private int btcNumConfirmations; // "btc_num_confirmations": <btc_num_confirmations_as_integer>,
-    private int btcNumConfirmationsBeforePurge; // "btc_num_confirmations_before_purge": <btc_num_confirmations_before_purge_as_integer>,
+    private int btcNumConfirmationsThreshold; // "btc_num_confirmations_threshold": <btc_num_confirmations_threshold_as_integer>,
-    private String btcTransactionId; // "btc_transaction_id": "<btc_transaction_id_as_string>",
     private Date createdAt; // "created_at": "<timestamp_as_string>",
     private Date expiresAt; // "expires_at": "<timestamp_as_string>",
     private int secondsTillTimeout; // "seconds_till_timeout": <seconds_till_timeout_as_integer>,
-    private double xmrAmountTotal; // "xmr_amount_total": <amount_in_xmr_for_this_order_as_float>,
+    private double incomingAmountTotal; // "incoming_amount_total": <amount_in_incoming_currency_for_this_order_as_float>,
-    private double xmrAmountRemaining; // "xmr_amount_remaining": <amount_in_xmr_that_the_user_must_still_send_as_float>,
+    private double remainingAmountIncoming; // "remaining_amount_incoming": <amount_in_incoming_currency_that_the_user_must_still_send_as_float>,
-    private int xmrNumConfirmationsRemaining; // "xmr_num_confirmations_remaining": <num_xmr_confirmations_remaining_before_bitcoins_will_be_sent_as_integer>,
+    private int incomingNumConfirmationsRemaining; // "incoming_num_confirmations_remaining": <num_incoming_currency_confirmations_remaining_before_bitcoins_will_be_sent_as_integer>,
-    private double xmrPriceBtc; // "xmr_price_btc": <price_of_1_btc_in_xmr_as_offered_by_service_as_float>,
+    private double incomingPriceBtc; // "incoming_price_btc": <price_of_1_incoming_in_btc_currency_as_offered_by_service_as_float>,
-    private String xmrReceivingSubaddress; // <xmr_subaddress_user_needs_to_send_funds_to_as_string>,
+    private String receivingSubaddress; // "receiving_subaddress": <xmr_subaddress_user_needs_to_send_funds_to_as_string>,
-    private String xmrReceivingAddress; // "xmr_receiving_address": "xmr_old_style_address_user_can_send_funds_to_as_string",
+    private int recommendedMixin; // "recommended_mixin": <recommended_mixin_as_integer>,
-    private String xmrReceivingIntegratedAddress; // "xmr_receiving_integrated_address": "xmr_integrated_address_user_needs_to_send_funds_to_as_string",
-    private int xmrRecommendedMixin; // "xmr_recommended_mixin": <xmr_recommended_mixin_as_integer>,
-    private double xmrRequiredAmount; // "xmr_required_amount": <xmr_amount_user_needs_to_send_as_float>,
-    private String xmrRequiredPaymentIdLong; // "xmr_required_payment_id_long": "xmr_payment_id_user_needs_to_include_when_using_old_stlye_address_as_string"
-    private String xmrRequiredPaymentIdShort; // "xmr_required_payment_id_short": "xmr_payment_id_included_in_integrated_address_as_string"
 
     public QueryOrderStatus.State getState() {
         return state;
@@ -76,16 +70,8 @@ class QueryOrderStatusImpl implements QueryOrderStatus {
         return uuid;
     }
 
-    public int getBtcNumConfirmations() {
+    public int getBtcNumConfirmationsThreshold() {
-        return btcNumConfirmations;
+        return btcNumConfirmationsThreshold;
-    }
-
-    public int getBtcNumConfirmationsBeforePurge() {
-        return btcNumConfirmationsBeforePurge;
-    }
-
-    public String getBtcTransactionId() {
-        return btcTransactionId;
     }
 
     public Date getCreatedAt() {
@@ -100,48 +86,28 @@ class QueryOrderStatusImpl implements QueryOrderStatus {
         return secondsTillTimeout;
     }
 
-    public double getXmrAmountTotal() {
+    public double getIncomingAmountTotal() {
-        return xmrAmountTotal;
+        return incomingAmountTotal;
     }
 
-    public double getXmrAmountRemaining() {
+    public double getRemainingAmountIncoming() {
-        return xmrAmountRemaining;
+        return remainingAmountIncoming;
     }
 
-    public int getXmrNumConfirmationsRemaining() {
+    public int getIncomingNumConfirmationsRemaining() {
-        return xmrNumConfirmationsRemaining;
+        return incomingNumConfirmationsRemaining;
     }
 
-    public double getXmrPriceBtc() {
+    public double getIncomingPriceBtc() {
-        return xmrPriceBtc;
+        return incomingPriceBtc;
     }
 
-    public String getXmrReceivingSubaddress() {
+    public String getReceivingSubaddress() {
-        return xmrReceivingSubaddress;
+        return receivingSubaddress;
     }
 
-    public String getXmrReceivingAddress() {
+    public int getRecommendedMixin() {
-        return xmrReceivingAddress;
+        return recommendedMixin;
-    }
-
-    public String getXmrReceivingIntegratedAddress() {
-        return xmrReceivingIntegratedAddress;
-    }
-
-    public int getXmrRecommendedMixin() {
-        return xmrRecommendedMixin;
-    }
-
-    public double getXmrRequiredAmount() {
-        return xmrRequiredAmount;
-    }
-
-    public String getXmrRequiredPaymentIdLong() {
-        return xmrRequiredPaymentIdLong;
-    }
-
-    public String getXmrRequiredPaymentIdShort() {
-        return xmrRequiredPaymentIdShort;
     }
 
     public boolean isCreated() {
@@ -197,29 +163,22 @@ class QueryOrderStatusImpl implements QueryOrderStatus {
         uuid = jsonObject.getString("uuid"); // "uuid": "<unique_order_identifier_as_12_character_string>"
 
         if (isCreated()) {
-            btcNumConfirmations = jsonObject.getInt("btc_num_confirmations"); // "btc_num_confirmations": <btc_num_confirmations_as_integer>,
+            btcNumConfirmationsThreshold = jsonObject.getInt("btc_num_confirmations_threshold");
-            btcNumConfirmationsBeforePurge = jsonObject.getInt("btc_num_confirmations_before_purge"); // "btc_num_confirmations_before_purge": <btc_num_confirmations_before_purge_as_integer>,
-            btcTransactionId = jsonObject.getString("btc_transaction_id"); // "btc_transaction_id": "<btc_transaction_id_as_string>",
             try {
-                String created = jsonObject.getString("created_at"); // "created_at": "<timestamp_as_string>",
+                String created = jsonObject.getString("created_at");
                 createdAt = parseDate(created);
-                String expires = jsonObject.getString("expires_at"); // "expires_at": "<timestamp_as_string>",
+                String expires = jsonObject.getString("expires_at");
                 expiresAt = parseDate(expires);
             } catch (ParseException ex) {
                 throw new JSONException(ex.getLocalizedMessage());
             }
-            secondsTillTimeout = jsonObject.getInt("seconds_till_timeout"); // "seconds_till_timeout": <seconds_till_timeout_as_integer>,
+            secondsTillTimeout = jsonObject.getInt("seconds_till_timeout");
-            xmrAmountTotal = jsonObject.getDouble("xmr_amount_total"); // "xmr_amount_total": <amount_in_xmr_for_this_order_as_float>,
+            incomingAmountTotal = jsonObject.getDouble("incoming_amount_total");
-            xmrAmountRemaining = jsonObject.getDouble("xmr_amount_remaining"); // "xmr_amount_remaining": <amount_in_xmr_that_the_user_must_still_send_as_float>,
+            remainingAmountIncoming = jsonObject.getDouble("remaining_amount_incoming");
-            xmrNumConfirmationsRemaining = jsonObject.getInt("xmr_num_confirmations_remaining"); // "xmr_num_confirmations_remaining": <num_xmr_confirmations_remaining_before_bitcoins_will_be_sent_as_integer>,
+            incomingNumConfirmationsRemaining = jsonObject.getInt("incoming_num_confirmations_remaining");
-            xmrPriceBtc = jsonObject.getDouble("xmr_price_btc"); // "xmr_price_btc": <price_of_1_btc_in_xmr_as_offered_by_service_as_float>,
+            incomingPriceBtc = jsonObject.getDouble("incoming_price_btc");
-            xmrReceivingSubaddress = jsonObject.getString("xmr_receiving_subaddress"); // <xmr_subaddress_user_needs_to_send_funds_to_as_string>,
+            receivingSubaddress = jsonObject.getString("receiving_subaddress");
-            xmrReceivingAddress = jsonObject.getString("xmr_receiving_address"); // "xmr_receiving_address": "xmr_old_style_address_user_can_send_funds_to_as_string",
+            recommendedMixin = jsonObject.getInt("recommended_mixin");
-            xmrReceivingIntegratedAddress = jsonObject.getString("xmr_receiving_integrated_address"); // "xmr_receiving_integrated_address": "xmr_integrated_address_user_needs_to_send_funds_to_as_string",
-            xmrRecommendedMixin = jsonObject.getInt("xmr_recommended_mixin"); // "xmr_recommended_mixin": <xmr_recommended_mixin_as_integer>,
-            xmrRequiredAmount = jsonObject.getDouble("xmr_required_amount"); // "xmr_required_amount": <xmr_amount_user_needs_to_send_as_float>,
-            xmrRequiredPaymentIdLong = jsonObject.getString("xmr_required_payment_id_long"); // "xmr_required_payment_id_long": "xmr_payment_id_user_needs_to_include_when_using_old_stlye_address_as_string"
-            xmrRequiredPaymentIdShort = jsonObject.getString("xmr_required_payment_id_short"); // "xmr_required_payment_id_short": "xmr_payment_id_included_in_integrated_address_as_string"
         }
     }
 

app/src/main/java/com/m2049r/xmrwallet/xmrto/network/XmrToApiImpl.java

@@ -53,11 +53,6 @@ public class XmrToApiImpl implements XmrToApi, XmrToApiCall {
         this.baseUrl = baseUrl;
     }
 
-    public XmrToApiImpl(@NonNull final OkHttpClient okHttpClient) {
-        this(okHttpClient, HttpUrl.parse("https://xmr.to/api/v2/xmr2btc/"));
-    }
-
-
     @Override
     public void createOrder(final double amount, @NonNull final String address,
                             @NonNull final XmrToCallback<CreateOrder> callback) {

app/src/main/res/drawable/dot_dark.xml

@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="utf-8"?>
+<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
+    <item>
+        <shape
+            android:innerRadius="0dp"
+            android:shape="ring"
+            android:thickness="8dp"
+            android:useLevel="false">
+            <solid android:color="@color/gradientOrange" />
+        </shape>
+    </item>
+</layer-list>

app/src/main/res/drawable/dot_light.xml

@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="utf-8"?>
+<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
+    <item>
+        <shape
+            android:innerRadius="0dp"
+            android:shape="ring"
+            android:thickness="8dp"
+            android:useLevel="false">
+            <solid android:color="#CDD1D9" />
+        </shape>
+    </item>
+</layer-list>

app/src/main/res/drawable/onboarding_dots.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+
+    <item android:drawable="@drawable/dot_dark" android:state_selected="true" />
+    <item android:drawable="@drawable/dot_light" />
+</selector>