[anastasis] add more countries and allow switching between them

12 files changed, 393 insertions, 46 deletions

diff --git a/.idea/codeStyles/Project.xml b/.idea/codeStyles/Project.xml
index 26724fb..dfca6e5 100644
--- a/.idea/codeStyles/Project.xml
+++ b/.idea/codeStyles/Project.xml
@@ -1,6 +1,11 @@
 <component name="ProjectCodeStyleConfiguration">
   <code_scheme name="Project" version="173">
     <JetCodeStyleSettings>
+      <option name="PACKAGES_TO_USE_STAR_IMPORTS">
+        <value>
+          <package name="kotlinx.android.synthetic" withSubpackages="true" static="false" />
+        </value>
+      </option>
       <option name="NAME_COUNT_TO_USE_STAR_IMPORT" value="2147483647" />
       <option name="NAME_COUNT_TO_USE_STAR_IMPORT_FOR_MEMBERS" value="2147483647" />
       <option name="CODE_STYLE_DEFAULTS" value="KOTLIN_OFFICIAL" />
diff --git a/anastasis-ui/src/main/java/org/gnu/anastasis/ui/MainViewModel.kt b/anastasis-ui/src/main/java/org/gnu/anastasis/ui/MainViewModel.kt
index 7bcfc19..3b97578 100644
--- a/anastasis-ui/src/main/java/org/gnu/anastasis/ui/MainViewModel.kt
+++ b/anastasis-ui/src/main/java/org/gnu/anastasis/ui/MainViewModel.kt
@@ -19,9 +19,12 @@ package org.gnu.anastasis.ui
 import android.app.Application
 import androidx.lifecycle.AndroidViewModel
 import androidx.lifecycle.MutableLiveData
+import org.gnu.anastasis.ui.identity.LOCATIONS
 
 class MainViewModel(private val app: Application) : AndroidViewModel(app) {
 
+    val currentCountry = MutableLiveData(LOCATIONS[0])
+
     val securityQuestionChecked = MutableLiveData<Boolean>()
     val smsChecked = MutableLiveData<Boolean>()
     val videoChecked = MutableLiveData<Boolean>()
diff --git a/anastasis-ui/src/main/java/org/gnu/anastasis/ui/identity/ChangeLocationFragment.kt b/anastasis-ui/src/main/java/org/gnu/anastasis/ui/identity/ChangeLocationFragment.kt
new file mode 100644
index 0000000..5b68d36
--- /dev/null
+++ b/anastasis-ui/src/main/java/org/gnu/anastasis/ui/identity/ChangeLocationFragment.kt
@@ -0,0 +1,62 @@
+/*
+ * 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 org.gnu.anastasis.ui.identity
+
+import android.os.Bundle
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import androidx.fragment.app.Fragment
+import androidx.fragment.app.activityViewModels
+import androidx.navigation.fragment.findNavController
+import kotlinx.android.synthetic.main.fragment_change_location.*
+import org.gnu.anastasis.ui.MainViewModel
+import org.gnu.anastasis.ui.R
+
+class ChangeLocationFragment : Fragment() {
+
+    private val viewModel: MainViewModel by activityViewModels()
+
+    override fun onCreateView(
+        inflater: LayoutInflater, container: ViewGroup?,
+        savedInstanceState: Bundle?
+    ): View? {
+        return inflater.inflate(R.layout.fragment_change_location, container, false)
+    }
+
+    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+        super.onViewCreated(view, savedInstanceState)
+        switzerlandView.setOnClickListener {
+            changeCountry(LOCATIONS[0])
+        }
+        germanyView.setOnClickListener {
+            changeCountry(LOCATIONS[1])
+        }
+        usaView.setOnClickListener {
+            changeCountry(LOCATIONS[2])
+        }
+        indiaView.setOnClickListener {
+            changeCountry(LOCATIONS[3])
+        }
+    }
+
+    private fun changeCountry(location: Location) {
+        viewModel.currentCountry.value = location
+        findNavController().popBackStack()
+    }
+
+}
diff --git a/anastasis-ui/src/main/java/org/gnu/anastasis/ui/identity/IdentityFragment.kt b/anastasis-ui/src/main/java/org/gnu/anastasis/ui/identity/IdentityFragment.kt
index d391c5d..40fa477 100644
--- a/anastasis-ui/src/main/java/org/gnu/anastasis/ui/identity/IdentityFragment.kt
+++ b/anastasis-ui/src/main/java/org/gnu/anastasis/ui/identity/IdentityFragment.kt
@@ -26,12 +26,14 @@ import android.view.View
 import android.view.ViewGroup
 import androidx.fragment.app.Fragment
 import androidx.fragment.app.activityViewModels
+import androidx.lifecycle.Observer
 import androidx.navigation.fragment.findNavController
-import com.google.android.material.snackbar.Snackbar
 import kotlinx.android.synthetic.main.fragment_identity.*
 import org.gnu.anastasis.ui.MainViewModel
 import org.gnu.anastasis.ui.R
-import java.util.*
+import java.util.Calendar
+import java.util.Date
+import java.util.Locale
 import java.util.concurrent.TimeUnit.DAYS
 
 private const val MIN_AGE = 18
@@ -50,9 +52,15 @@ class AnastasisIdentityFragment : Fragment() {
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         super.onViewCreated(view, savedInstanceState)
 
-        countryView.text = getCountryName()
+        model.currentCountry.observe(viewLifecycleOwner, Observer { country ->
+            countryView.text = country.name
+            if (stub != null) {
+                stub.layoutResource = country.layoutRes
+                stub.inflate()
+            }
+        })
         changeCountryView.setOnClickListener {
-            Snackbar.make(view, "Not implemented", Snackbar.LENGTH_SHORT).show()
+            findNavController().navigate(R.id.action_nav_anastasis_identity_to_nav_change_location)
         }
         birthDateInput.editText?.setOnClickListener {
             val picker = DatePickerDialog(requireContext())
@@ -72,6 +80,7 @@ class AnastasisIdentityFragment : Fragment() {
         }
     }
 
+    @Suppress("unused")
     private fun getCountryName(): String {
         val tm = requireContext().getSystemService(TelephonyManager::class.java)!!
         val countryIso = if (tm.networkCountryIso.isNullOrEmpty()) {
diff --git a/anastasis-ui/src/main/java/org/gnu/anastasis/ui/identity/Locations.kt b/anastasis-ui/src/main/java/org/gnu/anastasis/ui/identity/Locations.kt
new file mode 100644
index 0000000..13658d2
--- /dev/null
+++ b/anastasis-ui/src/main/java/org/gnu/anastasis/ui/identity/Locations.kt
@@ -0,0 +1,29 @@
+/*
+ * 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 org.gnu.anastasis.ui.identity
+
+import androidx.annotation.LayoutRes
+import org.gnu.anastasis.ui.R
+
+data class Location(val name: String, @LayoutRes val layoutRes: Int)
+
+val LOCATIONS = listOf(
+    Location("Switzerland", R.layout.country_switzerland),
+    Location("Germany", R.layout.country_germany),
+    Location("Unites States", R.layout.country_usa),
+    Location("India", R.layout.country_india)
+)
diff --git a/anastasis-ui/src/main/res/layout/country_germany.xml b/anastasis-ui/src/main/res/layout/country_germany.xml
new file mode 100644
index 0000000..5b54843
--- /dev/null
+++ b/anastasis-ui/src/main/res/layout/country_germany.xml
@@ -0,0 +1,54 @@
+<?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/>
+  -->
+
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:padding="16dp"
+    android:orientation="vertical">
+
+    <com.google.android.material.textfield.TextInputLayout
+        android:id="@+id/idNumberInput"
+        style="@style/Widget.MaterialComponents.TextInputLayout.OutlinedBox.Dense"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content">
+
+        <com.google.android.material.textfield.TextInputEditText
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:hint="Passport number"
+            android:inputType="number"
+            android:maxLength="13" />
+
+    </com.google.android.material.textfield.TextInputLayout>
+
+    <com.google.android.material.textfield.TextInputLayout
+        android:id="@+id/taxIdInput"
+        style="@style/Widget.MaterialComponents.TextInputLayout.OutlinedBox.Dense"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="16dp">
+
+        <com.google.android.material.textfield.TextInputEditText
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:hint="Krankenversicherungsnummer"
+            android:inputType="number"
+            android:maxLength="13" />
+
+    </com.google.android.material.textfield.TextInputLayout>
+
+</LinearLayout>
diff --git a/anastasis-ui/src/main/res/layout/country_india.xml b/anastasis-ui/src/main/res/layout/country_india.xml
new file mode 100644
index 0000000..a12616e
--- /dev/null
+++ b/anastasis-ui/src/main/res/layout/country_india.xml
@@ -0,0 +1,38 @@
+<?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/>
+  -->
+
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:orientation="vertical">
+
+    <com.google.android.material.textfield.TextInputLayout
+        android:id="@+id/idNumberInput"
+        style="@style/Widget.MaterialComponents.TextInputLayout.OutlinedBox.Dense"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_margin="16dp">
+
+        <com.google.android.material.textfield.TextInputEditText
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:hint="Aadhaar number"
+            android:inputType="number"
+            android:maxLength="13" />
+
+    </com.google.android.material.textfield.TextInputLayout>
+
+</LinearLayout>
diff --git a/anastasis-ui/src/main/res/layout/country_switzerland.xml b/anastasis-ui/src/main/res/layout/country_switzerland.xml
new file mode 100644
index 0000000..0fc71fc
--- /dev/null
+++ b/anastasis-ui/src/main/res/layout/country_switzerland.xml
@@ -0,0 +1,54 @@
+<?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/>
+  -->
+
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:padding="16dp"
+    android:orientation="vertical">
+
+    <com.google.android.material.textfield.TextInputLayout
+        android:id="@+id/idNumberInput"
+        style="@style/Widget.MaterialComponents.TextInputLayout.OutlinedBox.Dense"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content">
+
+        <com.google.android.material.textfield.TextInputEditText
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:hint="AHV number"
+            android:inputType="number"
+            android:maxLength="13" />
+
+    </com.google.android.material.textfield.TextInputLayout>
+
+    <com.google.android.material.textfield.TextInputLayout
+        android:id="@+id/taxIdInput"
+        style="@style/Widget.MaterialComponents.TextInputLayout.OutlinedBox.Dense"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="16dp">
+
+        <com.google.android.material.textfield.TextInputEditText
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:hint="Krankenversicherungsnummer"
+            android:inputType="number"
+            android:maxLength="13" />
+
+    </com.google.android.material.textfield.TextInputLayout>
+
+</LinearLayout>
diff --git a/anastasis-ui/src/main/res/layout/country_usa.xml b/anastasis-ui/src/main/res/layout/country_usa.xml
new file mode 100644
index 0000000..f9762e6
--- /dev/null
+++ b/anastasis-ui/src/main/res/layout/country_usa.xml
@@ -0,0 +1,38 @@
+<?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/>
+  -->
+
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:orientation="vertical">
+
+    <com.google.android.material.textfield.TextInputLayout
+        android:id="@+id/idNumberInput"
+        style="@style/Widget.MaterialComponents.TextInputLayout.OutlinedBox.Dense"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_margin="16dp">
+
+        <com.google.android.material.textfield.TextInputEditText
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:hint="Social security number"
+            android:inputType="number"
+            android:maxLength="13" />
+
+    </com.google.android.material.textfield.TextInputLayout>
+
+</LinearLayout>
diff --git a/anastasis-ui/src/main/res/layout/fragment_change_location.xml b/anastasis-ui/src/main/res/layout/fragment_change_location.xml
new file mode 100644
index 0000000..93c919f
--- /dev/null
+++ b/anastasis-ui/src/main/res/layout/fragment_change_location.xml
@@ -0,0 +1,74 @@
+<?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"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
+    <TextView
+        android:id="@+id/usaView"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="16dp"
+        android:background="?selectableItemBackground"
+        android:padding="16dp"
+        android:text="United States"
+        android:textAppearance="@style/TextAppearance.AppCompat.Medium"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <TextView
+        android:id="@+id/germanyView"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="16dp"
+        android:background="?selectableItemBackground"
+        android:padding="16dp"
+        android:text="Germany"
+        android:textAppearance="@style/TextAppearance.AppCompat.Medium"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/usaView" />
+
+    <TextView
+        android:id="@+id/switzerlandView"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="16dp"
+        android:background="?selectableItemBackground"
+        android:padding="16dp"
+        android:text="Switzerland"
+        android:textAppearance="@style/TextAppearance.AppCompat.Medium"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/germanyView" />
+
+    <TextView
+        android:id="@+id/indiaView"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="16dp"
+        android:background="?selectableItemBackground"
+        android:padding="16dp"
+        android:text="India"
+        android:textAppearance="@style/TextAppearance.AppCompat.Medium"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/switzerlandView" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>
diff --git a/anastasis-ui/src/main/res/layout/fragment_identity.xml b/anastasis-ui/src/main/res/layout/fragment_identity.xml
index e24be31..072414d 100644
--- a/anastasis-ui/src/main/res/layout/fragment_identity.xml
+++ b/anastasis-ui/src/main/res/layout/fragment_identity.xml
@@ -49,7 +49,7 @@
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:layout_margin="16dp"
-            android:text="Detected Country:"
+            android:text="Country:"
             app:layout_constraintStart_toStartOf="parent"
             app:layout_constraintTop_toBottomOf="@+id/identityIntro" />
 
@@ -87,8 +87,8 @@
             <com.google.android.material.textfield.TextInputEditText
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
-                android:inputType="textPersonName|textCapWords"
-                android:hint="Name" />
+                android:hint="Name"
+                android:inputType="textPersonName|textCapWords" />
 
         </com.google.android.material.textfield.TextInputLayout>
 
@@ -105,8 +105,8 @@
             <com.google.android.material.textfield.TextInputEditText
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
-                android:inputType="text|textCapWords"
-                android:hint="Place of birth" />
+                android:hint="Place of birth"
+                android:inputType="text|textCapWords" />
 
         </com.google.android.material.textfield.TextInputLayout>
 
@@ -129,46 +129,14 @@
 
         </com.google.android.material.textfield.TextInputLayout>
 
-        <com.google.android.material.textfield.TextInputLayout
-            android:id="@+id/idNumberInput"
-            style="@style/Widget.MaterialComponents.TextInputLayout.OutlinedBox.Dense"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:layout_margin="16dp"
-            app:layout_constraintEnd_toEndOf="parent"
-            app:layout_constraintStart_toStartOf="parent"
-            app:layout_constraintTop_toBottomOf="@+id/birthDateInput"
-            app:layout_constraintVertical_bias="0.0">
-
-            <com.google.android.material.textfield.TextInputEditText
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:hint="AHV number"
-                android:inputType="number"
-                android:maxLength="13" />
-
-        </com.google.android.material.textfield.TextInputLayout>
-
-        <com.google.android.material.textfield.TextInputLayout
-            android:id="@+id/taxIdInput"
-            style="@style/Widget.MaterialComponents.TextInputLayout.OutlinedBox.Dense"
-            android:layout_width="match_parent"
+        <ViewStub
+            android:id="@+id/stub"
+            android:layout_width="0dp"
             android:layout_height="wrap_content"
-            android:layout_margin="16dp"
-            app:layout_constraintBottom_toTopOf="@+id/createIdentifierButton"
+            android:layout="@layout/country_switzerland"
             app:layout_constraintEnd_toEndOf="parent"
             app:layout_constraintStart_toStartOf="parent"
-            app:layout_constraintTop_toBottomOf="@+id/idNumberInput"
-            app:layout_constraintVertical_bias="0.0">
-
-            <com.google.android.material.textfield.TextInputEditText
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:hint="Tax ID number"
-                android:inputType="number"
-                android:maxLength="13" />
-
-        </com.google.android.material.textfield.TextInputLayout>
+            app:layout_constraintTop_toBottomOf="@+id/birthDateInput" />
 
         <Button
             android:id="@+id/createIdentifierButton"
diff --git a/anastasis-ui/src/main/res/navigation/anastasis.xml b/anastasis-ui/src/main/res/navigation/anastasis.xml
index 1e151da..efdddca 100644
--- a/anastasis-ui/src/main/res/navigation/anastasis.xml
+++ b/anastasis-ui/src/main/res/navigation/anastasis.xml
@@ -46,9 +46,22 @@
             app:exitAnim="@anim/slide_out_left"
             app:popEnterAnim="@android:anim/slide_in_left"
             app:popExitAnim="@android:anim/slide_out_right" />
+        <action
+            android:id="@+id/action_nav_anastasis_identity_to_nav_change_location"
+            app:destination="@id/nav_change_location"
+            app:enterAnim="@anim/slide_in_right"
+            app:exitAnim="@anim/slide_out_left"
+            app:popEnterAnim="@android:anim/slide_in_left"
+            app:popExitAnim="@android:anim/slide_out_right" />
     </fragment>
 
     <fragment
+        android:id="@+id/nav_change_location"
+        android:name="org.gnu.anastasis.ui.identity.ChangeLocationFragment"
+        android:label="Select country"
+        tools:layout="@layout/fragment_change_location"/>
+
+    <fragment
         android:id="@+id/nav_anastasis_authentication"
         android:name="org.gnu.anastasis.ui.authentication.AuthenticationFragment"
         android:label="Choose authentication methods"