[wallet] add UI for making manual withdrawal via exchange

14 files changed, 337 insertions, 25 deletions

diff --git a/taler-kotlin-common/src/main/java/net/taler/common/Amount.kt b/taler-kotlin-common/src/main/java/net/taler/common/Amount.kt
index bd12a40..76cd294 100644
--- a/taler-kotlin-common/src/main/java/net/taler/common/Amount.kt
+++ b/taler-kotlin-common/src/main/java/net/taler/common/Amount.kt
@@ -159,6 +159,7 @@ data class Amount(
 
     @Throws(AmountOverflowException::class)
     operator fun times(factor: Int): Amount {
+        if (factor == 0) return zero(currency)
         var result = this
         for (i in 1 until factor) result += this
         return result
diff --git a/taler-kotlin-common/src/main/java/net/taler/common/AndroidUtils.kt b/taler-kotlin-common/src/main/java/net/taler/common/AndroidUtils.kt
index fda537b..ba6ee1c 100644
--- a/taler-kotlin-common/src/main/java/net/taler/common/AndroidUtils.kt
+++ b/taler-kotlin-common/src/main/java/net/taler/common/AndroidUtils.kt
@@ -38,6 +38,8 @@ import android.text.format.DateUtils.getRelativeTimeSpanString
 import android.view.View
 import android.view.View.INVISIBLE
 import android.view.View.VISIBLE
+import android.view.inputmethod.InputMethodManager
+import androidx.core.content.ContextCompat.getSystemService
 import androidx.fragment.app.Fragment
 import androidx.navigation.NavDirections
 import androidx.navigation.fragment.findNavController
@@ -61,6 +63,11 @@ fun View.fadeOut(endAction: () -> Unit = {}) {
     }.start()
 }
 
+fun View.hideKeyboard() {
+    getSystemService(context, InputMethodManager::class.java)
+        ?.hideSoftInputFromWindow(windowToken, 0)
+}
+
 fun assertUiThread() {
     check(Looper.getMainLooper().thread == Thread.currentThread())
 }
diff --git a/wallet/build.gradle b/wallet/build.gradle
index aa5fbad..d93b8b9 100644
--- a/wallet/build.gradle
+++ b/wallet/build.gradle
@@ -23,7 +23,7 @@ plugins {
     id "de.undercouch.download"
 }
 
-def walletCoreVersion = "v0.7.1-dev.9"
+def walletCoreVersion = "v0.7.1-dev.10"
 
 android {
     compileSdkVersion 29
@@ -35,7 +35,7 @@ android {
         minSdkVersion 24
         targetSdkVersion 29
         versionCode 6
-        versionName "0.7.1.dev.9"
+        versionName "0.7.1.dev.10"
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
         buildConfigField "String", "WALLET_CORE_VERSION", "\"$walletCoreVersion\""
     }
diff --git a/wallet/src/main/java/net/taler/wallet/exchanges/ExchangeAdapter.kt b/wallet/src/main/java/net/taler/wallet/exchanges/ExchangeAdapter.kt
index f53ce46..189f444 100644
--- a/wallet/src/main/java/net/taler/wallet/exchanges/ExchangeAdapter.kt
+++ b/wallet/src/main/java/net/taler/wallet/exchanges/ExchangeAdapter.kt
@@ -19,8 +19,11 @@ package net.taler.wallet.exchanges
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
+import android.widget.ImageButton
 import android.widget.TextView
+import androidx.appcompat.widget.PopupMenu
 import androidx.recyclerview.widget.RecyclerView
+import androidx.recyclerview.widget.RecyclerView.Adapter
 import net.taler.wallet.R
 import net.taler.wallet.cleanExchange
 import net.taler.wallet.exchanges.ExchangeAdapter.ExchangeItemViewHolder
@@ -29,9 +32,16 @@ data class ExchangeItem(
     val exchangeBaseUrl: String,
     val currency: String,
     val paytoUris: List<String>
-)
+) {
+    val name: String get() = cleanExchange(exchangeBaseUrl)
+}
+
+interface ExchangeClickListener {
+    fun onManualWithdraw(item: ExchangeItem)
+}
 
-internal class ExchangeAdapter : RecyclerView.Adapter<ExchangeItemViewHolder>() {
+internal class ExchangeAdapter(private val listener: ExchangeClickListener) :
+    Adapter<ExchangeItemViewHolder>() {
 
     private val items = ArrayList<ExchangeItem>()
 
@@ -57,9 +67,26 @@ internal class ExchangeAdapter : RecyclerView.Adapter<ExchangeItemViewHolder>()
         private val context = v.context
         private val urlView: TextView = v.findViewById(R.id.urlView)
         private val currencyView: TextView = v.findViewById(R.id.currencyView)
+        private val overflowIcon: ImageButton = v.findViewById(R.id.overflowIcon)
+
         fun bind(item: ExchangeItem) {
-            urlView.text = cleanExchange(item.exchangeBaseUrl)
+            urlView.text = item.name
             currencyView.text = context.getString(R.string.exchange_list_currency, item.currency)
+            overflowIcon.setOnClickListener { openMenu(overflowIcon, item) }
+        }
+
+        private fun openMenu(anchor: View, item: ExchangeItem) = PopupMenu(context, anchor).apply {
+            inflate(R.menu.exchange)
+            setOnMenuItemClickListener { menuItem ->
+                when (menuItem.itemId) {
+                    R.id.action_manual_withdrawal -> {
+                        listener.onManualWithdraw(item)
+                        true
+                    }
+                    else -> false
+                }
+            }
+            show()
         }
     }
 
diff --git a/wallet/src/main/java/net/taler/wallet/exchanges/ExchangeListFragment.kt b/wallet/src/main/java/net/taler/wallet/exchanges/ExchangeListFragment.kt
index c844042..c7da205 100644
--- a/wallet/src/main/java/net/taler/wallet/exchanges/ExchangeListFragment.kt
+++ b/wallet/src/main/java/net/taler/wallet/exchanges/ExchangeListFragment.kt
@@ -25,8 +25,9 @@ import android.widget.Toast.LENGTH_LONG
 import androidx.fragment.app.Fragment
 import androidx.fragment.app.activityViewModels
 import androidx.lifecycle.Observer
+import androidx.navigation.fragment.findNavController
 import androidx.recyclerview.widget.DividerItemDecoration
-import androidx.recyclerview.widget.LinearLayoutManager
+import androidx.recyclerview.widget.LinearLayoutManager.VERTICAL
 import kotlinx.android.synthetic.main.fragment_exchange_list.*
 import net.taler.common.EventObserver
 import net.taler.common.fadeIn
@@ -34,11 +35,11 @@ import net.taler.common.fadeOut
 import net.taler.wallet.MainViewModel
 import net.taler.wallet.R
 
-class ExchangeListFragment : Fragment() {
+class ExchangeListFragment : Fragment(), ExchangeClickListener {
 
     private val model: MainViewModel by activityViewModels()
     private val exchangeManager by lazy { model.exchangeManager }
-    private val exchangeAdapter by lazy { ExchangeAdapter() }
+    private val exchangeAdapter by lazy { ExchangeAdapter(this) }
 
     override fun onCreateView(
         inflater: LayoutInflater, container: ViewGroup?,
@@ -50,7 +51,7 @@ class ExchangeListFragment : Fragment() {
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         list.apply {
             adapter = exchangeAdapter
-            addItemDecoration(DividerItemDecoration(context, LinearLayoutManager.VERTICAL))
+            addItemDecoration(DividerItemDecoration(context, VERTICAL))
         }
         addExchangeFab.setOnClickListener {
             AddExchangeDialogFragment().show(parentFragmentManager, "ADD_EXCHANGE")
@@ -82,4 +83,9 @@ class ExchangeListFragment : Fragment() {
         Toast.makeText(requireContext(), R.string.exchange_add_error, LENGTH_LONG).show()
     }
 
+    override fun onManualWithdraw(item: ExchangeItem) {
+        exchangeManager.withdrawalExchange = item
+        findNavController().navigate(R.id.action_nav_settings_exchanges_to_nav_exchange_manual_withdrawal)
+    }
+
 }
diff --git a/wallet/src/main/java/net/taler/wallet/exchanges/ExchangeManager.kt b/wallet/src/main/java/net/taler/wallet/exchanges/ExchangeManager.kt
index 4b93c40..cdd5590 100644
--- a/wallet/src/main/java/net/taler/wallet/exchanges/ExchangeManager.kt
+++ b/wallet/src/main/java/net/taler/wallet/exchanges/ExchangeManager.kt
@@ -21,6 +21,7 @@ import androidx.lifecycle.LiveData
 import androidx.lifecycle.MutableLiveData
 import com.fasterxml.jackson.databind.ObjectMapper
 import com.fasterxml.jackson.module.kotlin.readValue
+import net.taler.common.Amount
 import net.taler.common.Event
 import net.taler.common.toEvent
 import net.taler.wallet.TAG
@@ -41,6 +42,23 @@ class ExchangeManager(
     private val mAddError = MutableLiveData<Event<Boolean>>()
     val addError: LiveData<Event<Boolean>> = mAddError
 
+    var withdrawalExchange: ExchangeItem? = null
+
+    private fun list(): LiveData<List<ExchangeItem>> {
+        mProgress.value = true
+        walletBackendApi.sendRequest("listExchanges", JSONObject()) { isError, result ->
+            if (isError) {
+                throw AssertionError("Wallet core failed to return exchanges!")
+            } else {
+                val exchanges: List<ExchangeItem> = mapper.readValue(result.getString("exchanges"))
+                Log.d(TAG, "Exchange list: $exchanges")
+                mProgress.value = false
+                mExchanges.value = exchanges
+            }
+        }
+        return mExchanges
+    }
+
     fun add(exchangeUrl: String) {
         mProgress.value = true
         val args = JSONObject().apply { put("exchangeBaseUrl", exchangeUrl) }
@@ -56,19 +74,18 @@ class ExchangeManager(
         }
     }
 
-    private fun list(): LiveData<List<ExchangeItem>> {
-        mProgress.value = true
-        walletBackendApi.sendRequest("listExchanges", JSONObject()) { isError, result ->
+    fun getWithdrawalDetails(exchangeItem: ExchangeItem, amount: Amount) {
+        val args = JSONObject().apply {
+            put("exchangeBaseUrl", exchangeItem.exchangeBaseUrl)
+            put("amount", amount.toJSONString())
+        }
+        walletBackendApi.sendRequest("getWithdrawalDetailsForAmount", args) { isError, result ->
             if (isError) {
-                throw AssertionError("Wallet core failed to return exchanges!")
+                Log.e(TAG, "$result")
             } else {
-                val exchanges: List<ExchangeItem> = mapper.readValue(result.getString("exchanges"))
-                Log.d(TAG, "Exchange list: $exchanges")
-                mProgress.value = false
-                mExchanges.value = exchanges
+                Log.e(TAG, "$result")
             }
         }
-        return mExchanges
     }
 
 }
diff --git a/wallet/src/main/java/net/taler/wallet/exchanges/ManualWithdrawFragment.kt b/wallet/src/main/java/net/taler/wallet/exchanges/ManualWithdrawFragment.kt
new file mode 100644
index 0000000..c3f201d
--- /dev/null
+++ b/wallet/src/main/java/net/taler/wallet/exchanges/ManualWithdrawFragment.kt
@@ -0,0 +1,61 @@
+/*
+ * This file is part of GNU Taler
+ * (C) 2020 Taler Systems S.A.
+ *
+ * GNU Taler is free software; you can redistribute it and/or modify it under the
+ * terms of the GNU General Public License as published by the Free Software
+ * Foundation; either version 3, or (at your option) any later version.
+ *
+ * GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+ * A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ */
+
+package net.taler.wallet.exchanges
+
+import android.os.Bundle
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import android.widget.Toast
+import android.widget.Toast.LENGTH_SHORT
+import androidx.fragment.app.Fragment
+import androidx.fragment.app.activityViewModels
+import kotlinx.android.synthetic.main.fragment_manual_withdraw.*
+import net.taler.common.Amount
+import net.taler.common.hideKeyboard
+import net.taler.wallet.MainViewModel
+import net.taler.wallet.R
+import net.taler.wallet.scanQrCode
+
+class ManualWithdrawFragment : Fragment() {
+
+    private val model: MainViewModel by activityViewModels()
+    private val exchangeManager by lazy { model.exchangeManager }
+    private val exchangeItem by lazy { requireNotNull(exchangeManager.withdrawalExchange) }
+
+    override fun onCreateView(
+        inflater: LayoutInflater, container: ViewGroup?,
+        savedInstanceState: Bundle?
+    ): View? {
+        return inflater.inflate(R.layout.fragment_manual_withdraw, container, false)
+    }
+
+    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+        qrCodeButton.setOnClickListener { scanQrCode(requireActivity()) }
+        currencyView.text = exchangeItem.currency
+        paymentOptionsLabel.text =
+            getString(R.string.withdraw_manual_payment_options, exchangeItem.name)
+        checkFeesButton.setOnClickListener {
+            val value = amountView.text.toString().toLong()
+            val amount = Amount(exchangeItem.currency, value, 0)
+            amountView.hideKeyboard()
+            Toast.makeText(view.context, "Not implemented: $amount", LENGTH_SHORT).show()
+            exchangeManager.getWithdrawalDetails(exchangeItem, amount)
+        }
+    }
+
+}
diff --git a/wallet/src/main/res/drawable/ic_baseline_more_vert.xml b/wallet/src/main/res/drawable/ic_baseline_more_vert.xml
new file mode 100644
index 0000000..b19e0f1
--- /dev/null
+++ b/wallet/src/main/res/drawable/ic_baseline_more_vert.xml
@@ -0,0 +1,26 @@
+<!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along with
+  ~ GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+  -->
+
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:tint="?attr/colorControlNormal"
+    android:viewportWidth="24"
+    android:viewportHeight="24">
+    <path
+        android:fillColor="@android:color/white"
+        android:pathData="M12,8c1.1,0 2,-0.9 2,-2s-0.9,-2 -2,-2 -2,0.9 -2,2 0.9,2 2,2zM12,10c-1.1,0 -2,0.9 -2,2s0.9,2 2,2 2,-0.9 2,-2 -0.9,-2 -2,-2zM12,16c-1.1,0 -2,0.9 -2,2s0.9,2 2,2 2,-0.9 2,-2 -0.9,-2 -2,-2z" />
+</vector>
diff --git a/wallet/src/main/res/layout/fragment_exchange_list.xml b/wallet/src/main/res/layout/fragment_exchange_list.xml
index c7404ae..29d88c7 100644
--- a/wallet/src/main/res/layout/fragment_exchange_list.xml
+++ b/wallet/src/main/res/layout/fragment_exchange_list.xml
@@ -27,7 +27,7 @@
         android:scrollbars="vertical"
         android:visibility="invisible"
         app:layoutManager="androidx.recyclerview.widget.LinearLayoutManager"
-        tools:listitem="@layout/list_item_history"
+        tools:listitem="@layout/list_item_exchange"
         tools:visibility="visible" />
 
     <TextView
diff --git a/wallet/src/main/res/layout/fragment_manual_withdraw.xml b/wallet/src/main/res/layout/fragment_manual_withdraw.xml
new file mode 100644
index 0000000..5b37d2a
--- /dev/null
+++ b/wallet/src/main/res/layout/fragment_manual_withdraw.xml
@@ -0,0 +1,118 @@
+<?xml version="1.0" encoding="utf-8"?><!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along with
+  ~ GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+  -->
+
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
+    <Button
+        android:id="@+id/qrCodeButton"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="32dp"
+        android:drawableLeft="@drawable/ic_scan_qr"
+        android:text="@string/button_scan_qr_code"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintHorizontal_bias="0.5"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintVertical_chainStyle="packed"
+        tools:ignore="RtlHardcoded" />
+
+    <TextView
+        android:id="@+id/orView"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="32dp"
+        android:text="@string/or"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintHorizontal_bias="0.5"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/qrCodeButton" />
+
+    <TextView
+        android:id="@+id/manualWithdrawIntro"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="32dp"
+        android:text="@string/withdraw_manual_title"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/orView" />
+
+    <com.google.android.material.textfield.TextInputLayout
+        android:id="@+id/amountLayout"
+        style="@style/Widget.MaterialComponents.TextInputLayout.OutlinedBox.Dense"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="16dp"
+        android:layout_marginTop="16dp"
+        android:layout_marginEnd="16dp"
+        android:hint="@string/withdraw_amount"
+        app:boxBackgroundMode="outline"
+        app:endIconDrawable="@drawable/ic_cancel"
+        app:endIconMode="clear_text"
+        app:layout_constraintEnd_toStartOf="@+id/currencyView"
+        app:layout_constraintHorizontal_chainStyle="packed"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/manualWithdrawIntro">
+
+        <com.google.android.material.textfield.TextInputEditText
+            android:id="@+id/amountView"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:ems="10"
+            android:inputType="number" />
+
+    </com.google.android.material.textfield.TextInputLayout>
+
+    <TextView
+        android:id="@+id/currencyView"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        app:layout_constraintBottom_toBottomOf="@+id/amountLayout"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toEndOf="@+id/amountLayout"
+        app:layout_constraintTop_toTopOf="@+id/amountLayout"
+        tools:text="TESTKUDOS123" />
+
+    <TextView
+        android:id="@+id/paymentOptionsLabel"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="16dp"
+        android:layout_marginTop="32dp"
+        android:layout_marginEnd="16dp"
+        android:text="@string/withdraw_manual_payment_options"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/amountLayout" />
+
+    <Button
+        android:id="@+id/checkFeesButton"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="32dp"
+        android:layout_marginEnd="16dp"
+        android:text="@string/withdraw_manual_check_fees"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/paymentOptionsLabel"
+        app:layout_constraintVertical_bias="0.0" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>
diff --git a/wallet/src/main/res/layout/list_item_exchange.xml b/wallet/src/main/res/layout/list_item_exchange.xml
index 4c646fe..c9d1df4 100644
--- a/wallet/src/main/res/layout/list_item_exchange.xml
+++ b/wallet/src/main/res/layout/list_item_exchange.xml
@@ -21,16 +21,17 @@
     android:layout_height="wrap_content"
     android:background="@drawable/selectable_background"
     android:foreground="?attr/selectableItemBackground"
-    android:padding="16dp">
+    android:paddingTop="16dp"
+    android:paddingBottom="16dp">
 
     <TextView
         android:id="@+id/urlView"
         style="@style/TransactionTitle"
         android:layout_width="0dp"
         android:layout_height="wrap_content"
-        android:layout_marginEnd="8dp"
+        android:layout_marginStart="16dp"
         android:textSize="18sp"
-        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintEnd_toStartOf="@+id/overflowIcon"
         app:layout_constraintStart_toStartOf="parent"
         app:layout_constraintTop_toTopOf="parent"
         tools:text="exchange.test.taler.net" />
@@ -40,11 +41,22 @@
         android:layout_width="0dp"
         android:layout_height="wrap_content"
         android:layout_marginTop="8dp"
-        android:layout_marginEnd="8dp"
         android:textSize="14sp"
-        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintEnd_toStartOf="@+id/overflowIcon"
         app:layout_constraintStart_toStartOf="@+id/urlView"
         app:layout_constraintTop_toBottomOf="@+id/urlView"
         tools:text="@string/exchange_list_currency" />
 
+    <ImageButton
+        android:id="@+id/overflowIcon"
+        android:layout_width="48dp"
+        android:layout_height="48dp"
+        android:background="?attr/selectableItemBackgroundBorderless"
+        android:contentDescription="@string/menu"
+        android:scaleType="centerInside"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        app:srcCompat="@drawable/ic_baseline_more_vert" />
+
 </androidx.constraintlayout.widget.ConstraintLayout>
diff --git a/wallet/src/main/res/menu/exchange.xml b/wallet/src/main/res/menu/exchange.xml
new file mode 100644
index 0000000..85ec08f
--- /dev/null
+++ b/wallet/src/main/res/menu/exchange.xml
@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="utf-8"?><!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler is free software; you can redistribute it and/or modify it under the
+  ~ terms of the GNU General Public License as published by the Free Software
+  ~ Foundation; either version 3, or (at your option) any later version.
+  ~
+  ~ GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+  ~ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+  ~ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License along with
+  ~ GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+  -->
+
+<menu xmlns:android="http://schemas.android.com/apk/res/android">
+    <item
+        android:id="@+id/action_manual_withdrawal"
+        android:title="@string/exchange_menu_manual_withdraw" />
+</menu>
diff --git a/wallet/src/main/res/navigation/nav_graph.xml b/wallet/src/main/res/navigation/nav_graph.xml
index 7019597..1242857 100644
--- a/wallet/src/main/res/navigation/nav_graph.xml
+++ b/wallet/src/main/res/navigation/nav_graph.xml
@@ -69,7 +69,16 @@
     <fragment
         android:id="@+id/nav_settings_exchanges"
         android:name="net.taler.wallet.exchanges.ExchangeListFragment"
-        android:label="@string/exchange_list_title"/>
+        android:label="@string/exchange_list_title">
+        <action
+            android:id="@+id/action_nav_settings_exchanges_to_nav_exchange_manual_withdrawal"
+            app:destination="@id/nav_exchange_manual_withdrawal" />
+    </fragment>
+
+    <fragment
+        android:id="@+id/nav_exchange_manual_withdrawal"
+        android:name="net.taler.wallet.exchanges.ManualWithdrawFragment"
+        android:label="@string/withdraw_title"/>
 
     <fragment
         android:id="@+id/nav_settings_backup"
diff --git a/wallet/src/main/res/values/strings.xml b/wallet/src/main/res/values/strings.xml
index 226c7d1..7e8024f 100644
--- a/wallet/src/main/res/values/strings.xml
+++ b/wallet/src/main/res/values/strings.xml
@@ -52,6 +52,8 @@ GNU Taler is immune against many types of fraud, such as phishing of credit card
     <string name="ok">OK</string>
     <string name="cancel">Cancel</string>
     <string name="search">Search</string>
+    <string name="menu">Menu</string>
+    <string name="or">or</string>
 
     <string name="menu_settings">Settings</string>
     <string name="menu_retry_pending_operations">Retry Pending Operations</string>
@@ -110,6 +112,10 @@ GNU Taler is immune against many types of fraud, such as phishing of credit card
     <string name="withdraw_button_confirm_bank">Confirm with bank</string>
     <string name="withdraw_button_tos">Review Terms</string>
     <string name="withdraw_waiting_confirm">Waiting for confirmation</string>
+    <string name="withdraw_manual_title">Make a manual transfer to the exchange</string>
+    <string name="withdraw_amount">How much to withdraw?</string>
+    <string name="withdraw_manual_payment_options">Payment options supported by %s:</string>
+    <string name="withdraw_manual_check_fees">Check fees</string>
     <string name="withdraw_error_title">Withdrawal Error</string>
     <string name="withdraw_error_message">Withdrawing is currently not possible. Please try again later!</string>
 
@@ -121,6 +127,7 @@ GNU Taler is immune against many types of fraud, such as phishing of credit card
     <string name="exchange_list_add">Add exchange</string>
     <string name="exchange_add_url">Enter address of exchange</string>
     <string name="exchange_add_error">Could not add exchange</string>
+    <string name="exchange_menu_manual_withdraw">Withdraw</string>
 
     <string name="exchange_fee_withdrawal_fee_label">Withdrawal Fee:</string>
     <string name="exchange_fee_overhead_label">Rounding Loss:</string>