From 95dc4e659026e134e5bba0486b25698c212298d0 Mon Sep 17 00:00:00 2001
From: Niels Andriesse <andriesseniels@gmail.com>
Date: Wed, 18 Dec 2019 15:25:23 +0100
Subject: [PATCH] Implement join public chat screen redesign

---
 AndroidManifest.xml                           |  6 +-
 res/drawable/ic_globe.xml                     |  4 +
 ...t.xml => activity_create_private_chat.xml} |  0
 res/layout/activity_join_public_chat.xml      | 14 +++
 res/layout/fragment_enter_chat_url.xml        | 47 ++++++++++
 res/layout/fragment_scan_qr_code_v2.xml       |  2 +-
 res/menu/menu_home.xml                        | 12 +++
 ...tivity.kt => CreatePrivateChatActivity.kt} | 79 ++++------------
 .../loki/redesign/activities/HomeActivity.kt  | 25 +++++-
 .../activities/JoinPublicChatActivity.kt      | 90 +++++++++++++++++++
 .../fragments/ScanQRCodeFragmentV2.kt         |  6 +-
 .../fragments/ScanQRCodeWrapperFragment.kt    | 62 +++++++++++++
 12 files changed, 281 insertions(+), 66 deletions(-)
 create mode 100644 res/drawable/ic_globe.xml
 rename res/layout/{activity_new_private_chat.xml => activity_create_private_chat.xml} (100%)
 create mode 100644 res/layout/activity_join_public_chat.xml
 create mode 100644 res/layout/fragment_enter_chat_url.xml
 create mode 100644 res/menu/menu_home.xml
 rename src/org/thoughtcrime/securesms/loki/redesign/activities/{NewPrivateChatActivity.kt => CreatePrivateChatActivity.kt} (67%)
 create mode 100644 src/org/thoughtcrime/securesms/loki/redesign/activities/JoinPublicChatActivity.kt
 create mode 100644 src/org/thoughtcrime/securesms/loki/redesign/fragments/ScanQRCodeWrapperFragment.kt

diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index 964d25e62c..33e189c2be 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -143,8 +143,12 @@
             android:name="org.thoughtcrime.securesms.loki.redesign.activities.HomeActivity"
             android:launchMode="singleTask" />
         <activity
-            android:name="org.thoughtcrime.securesms.loki.redesign.activities.NewPrivateChatActivity"
+            android:name="org.thoughtcrime.securesms.loki.redesign.activities.CreatePrivateChatActivity"
             android:launchMode="singleTask" />
+        <activity
+            android:name="org.thoughtcrime.securesms.loki.redesign.activities.JoinPublicChatActivity"
+            android:launchMode="singleTask"
+            android:windowSoftInputMode="adjustResize" />
         <!-- Session -->
         <activity android:name="org.thoughtcrime.securesms.loki.LinkedDevicesActivity" />
         <activity
diff --git a/res/drawable/ic_globe.xml b/res/drawable/ic_globe.xml
new file mode 100644
index 0000000000..3d3d6500a8
--- /dev/null
+++ b/res/drawable/ic_globe.xml
@@ -0,0 +1,4 @@
+<vector android:height="24dp" android:viewportHeight="25"
+    android:viewportWidth="25" android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
+    <path android:fillColor="#FFFFFF" android:pathData="M12.5,0.61C5.94,0.61 0.61,5.94 0.61,12.5S5.94,24.39 12.5,24.39s11.89,-5.34 11.89,-11.89S19.06,0.61 12.5,0.61zM2.35,13.35h3.41c0.05,1.35 0.22,2.64 0.5,3.82H3.45C2.85,16.01 2.46,14.72 2.35,13.35zM13.35,6.13V2.47c1.22,0.44 2.3,1.78 3.07,3.66H13.35zM16.98,7.83c0.31,1.17 0.51,2.46 0.57,3.82h-4.19V7.83H16.98zM11.65,2.47v3.66H8.58C9.35,4.24 10.43,2.9 11.65,2.47zM11.65,7.83v3.82H7.46C7.52,10.29 7.72,9 8.02,7.83H11.65zM5.76,11.65H2.35c0.11,-1.37 0.5,-2.66 1.1,-3.82h2.81C5.98,9.01 5.81,10.3 5.76,11.65zM7.46,13.35h4.19v3.82H8.02C7.72,16 7.52,14.71 7.46,13.35zM11.65,18.87v3.66c-1.22,-0.44 -2.3,-1.78 -3.07,-3.66H11.65zM13.35,22.53v-3.66h3.07C15.65,20.76 14.57,22.1 13.35,22.53zM13.35,17.17v-3.82h4.19c-0.06,1.36 -0.26,2.65 -0.57,3.82H13.35zM19.24,13.35h3.41c-0.11,1.37 -0.5,2.66 -1.1,3.82h-2.81C19.02,15.99 19.19,14.7 19.24,13.35zM19.24,11.65c-0.05,-1.35 -0.22,-2.64 -0.5,-3.82h2.81c0.6,1.16 0.99,2.45 1.1,3.82H19.24zM20.45,6.13h-2.21c-0.38,-1.08 -0.86,-2.05 -1.42,-2.85C18.23,3.94 19.47,4.92 20.45,6.13zM8.18,3.28c-0.56,0.8 -1.03,1.77 -1.42,2.85H4.56C5.53,4.92 6.77,3.94 8.18,3.28zM4.55,18.87h2.21c0.38,1.08 0.86,2.05 1.42,2.85C6.77,21.06 5.53,20.08 4.55,18.87zM16.82,21.72c0.56,-0.8 1.03,-1.77 1.42,-2.85h2.21C19.47,20.08 18.23,21.06 16.82,21.72z"/>
+</vector>
diff --git a/res/layout/activity_new_private_chat.xml b/res/layout/activity_create_private_chat.xml
similarity index 100%
rename from res/layout/activity_new_private_chat.xml
rename to res/layout/activity_create_private_chat.xml
diff --git a/res/layout/activity_join_public_chat.xml b/res/layout/activity_join_public_chat.xml
new file mode 100644
index 0000000000..d6bf8f66d7
--- /dev/null
+++ b/res/layout/activity_join_public_chat.xml
@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="utf-8"?>
+<android.support.v4.view.ViewPager
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@+id/viewPager"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent" >
+
+    <android.support.design.widget.TabLayout
+        style="@style/Session.DarkTabLayout"
+        android:id="@+id/tabLayout"
+        android:layout_width="match_parent"
+        android:layout_height="@dimen/tab_bar_height" />
+
+</android.support.v4.view.ViewPager>
\ No newline at end of file
diff --git a/res/layout/fragment_enter_chat_url.xml b/res/layout/fragment_enter_chat_url.xml
new file mode 100644
index 0000000000..512456eb9a
--- /dev/null
+++ b/res/layout/fragment_enter_chat_url.xml
@@ -0,0 +1,47 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@+id/contentView"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:background="@drawable/default_session_background"
+    android:orientation="vertical">
+
+    <EditText
+        style="@style/SessionEditText"
+        android:id="@+id/chatURLEditText"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_marginLeft="@dimen/very_large_spacing"
+        android:layout_marginTop="@dimen/medium_spacing"
+        android:layout_marginRight="@dimen/very_large_spacing"
+        android:hint="https://chat.lokinet.org" />
+
+    <TextView
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_marginLeft="@dimen/very_large_spacing"
+        android:layout_marginTop="@dimen/medium_spacing"
+        android:layout_marginRight="@dimen/very_large_spacing"
+        android:textSize="@dimen/small_font_size"
+        android:textColor="@color/text"
+        android:alpha="0.6"
+        android:textAlignment="center"
+        android:text="Enter the URL of the public chat you'd like to join" />
+
+    <View
+        android:layout_width="0dp"
+        android:layout_height="0dp"
+        android:layout_weight="1" />
+
+    <Button
+        style="@style/MediumProminentOutlineButton"
+        android:id="@+id/joinPublicChatButton"
+        android:layout_width="match_parent"
+        android:layout_height="@dimen/medium_button_height"
+        android:layout_marginLeft="90dp"
+        android:layout_marginRight="90dp"
+        android:layout_marginBottom="@dimen/medium_spacing"
+        android:text="Next" />
+
+</LinearLayout>
\ No newline at end of file
diff --git a/res/layout/fragment_scan_qr_code_v2.xml b/res/layout/fragment_scan_qr_code_v2.xml
index 7da35396c7..c71bea8880 100644
--- a/res/layout/fragment_scan_qr_code_v2.xml
+++ b/res/layout/fragment_scan_qr_code_v2.xml
@@ -24,7 +24,7 @@
             android:layout_height="0dp"/>
 
         <TextView
-            android:id="@+id/descriptionTextView"
+            android:id="@+id/messageTextView"
             android:layout_width="match_parent"
             android:layout_height="0dp"
             android:layout_weight="1"
diff --git a/res/menu/menu_home.xml b/res/menu/menu_home.xml
new file mode 100644
index 0000000000..4f5265b5db
--- /dev/null
+++ b/res/menu/menu_home.xml
@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="utf-8"?>
+<menu
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto">
+
+    <item
+        android:id="@+id/joinPublicChatItem"
+        android:title="Join Public Chat"
+        android:icon="@drawable/ic_globe"
+        app:showAsAction="always" />
+
+</menu>
\ No newline at end of file
diff --git a/src/org/thoughtcrime/securesms/loki/redesign/activities/NewPrivateChatActivity.kt b/src/org/thoughtcrime/securesms/loki/redesign/activities/CreatePrivateChatActivity.kt
similarity index 67%
rename from src/org/thoughtcrime/securesms/loki/redesign/activities/NewPrivateChatActivity.kt
rename to src/org/thoughtcrime/securesms/loki/redesign/activities/CreatePrivateChatActivity.kt
index cfc15311f0..1e029fa8e4 100644
--- a/src/org/thoughtcrime/securesms/loki/redesign/activities/NewPrivateChatActivity.kt
+++ b/src/org/thoughtcrime/securesms/loki/redesign/activities/CreatePrivateChatActivity.kt
@@ -1,22 +1,17 @@
 package org.thoughtcrime.securesms.loki.redesign.activities
 
-import android.Manifest
 import android.content.ClipData
 import android.content.ClipboardManager
 import android.content.Context
 import android.content.Intent
-import android.content.pm.PackageManager
 import android.os.Bundle
 import android.support.v4.app.Fragment
-import android.support.v4.app.FragmentManager
 import android.support.v4.app.FragmentPagerAdapter
-import android.support.v4.content.ContextCompat
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
 import android.widget.Toast
-import com.tbruyelle.rxpermissions2.RxPermissions
-import kotlinx.android.synthetic.main.activity_new_private_chat.*
+import kotlinx.android.synthetic.main.activity_create_private_chat.*
 import kotlinx.android.synthetic.main.fragment_enter_public_key.*
 import network.loki.messenger.R
 import org.thoughtcrime.securesms.BaseActionBarActivity
@@ -24,22 +19,20 @@ import org.thoughtcrime.securesms.conversation.ConversationActivity
 import org.thoughtcrime.securesms.database.Address
 import org.thoughtcrime.securesms.database.DatabaseFactory
 import org.thoughtcrime.securesms.database.ThreadDatabase
-import org.thoughtcrime.securesms.loki.redesign.fragments.ScanQRCodeFragmentV2
-import org.thoughtcrime.securesms.loki.redesign.fragments.ScanQRCodePlaceholderFragment
-import org.thoughtcrime.securesms.loki.redesign.fragments.ScanQRCodePlaceholderFragmentDelegate
-import org.thoughtcrime.securesms.qr.ScanListener
+import org.thoughtcrime.securesms.loki.redesign.fragments.ScanQRCodeWrapperFragment
+import org.thoughtcrime.securesms.loki.redesign.fragments.ScanQRCodeWrapperFragmentDelegate
 import org.thoughtcrime.securesms.recipients.Recipient
 import org.thoughtcrime.securesms.util.TextSecurePreferences
 import org.whispersystems.signalservice.loki.utilities.PublicKeyValidation
 
-class NewPrivateChatActivity : BaseActionBarActivity() {
-    private val adapter = Adapter(supportFragmentManager)
+class CreatePrivateChatActivity : BaseActionBarActivity(), ScanQRCodeWrapperFragmentDelegate {
+    private val adapter = CreatePrivateChatActivityAdapter(this)
 
     // region Lifecycle
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         // Set content view
-        setContentView(R.layout.activity_new_private_chat)
+        setContentView(R.layout.activity_create_private_chat)
         // Set title
         supportActionBar!!.title = "New Conversation"
         // Set up view pager
@@ -49,6 +42,10 @@ class NewPrivateChatActivity : BaseActionBarActivity() {
     // endregion
 
     // region Interaction
+    override fun handleQRCodeScanned(hexEncodedPublicKey: String) {
+        createPrivateChatIfPossible(hexEncodedPublicKey)
+    }
+
     fun createPrivateChatIfPossible(hexEncodedPublicKey: String) {
         if (!PublicKeyValidation.isValid(hexEncodedPublicKey)) { return Toast.makeText(this, "Invalid Session ID", Toast.LENGTH_SHORT).show() }
         val masterHexEncodedPublicKey = TextSecurePreferences.getMasterHexEncodedPublicKey(this)
@@ -69,7 +66,7 @@ class NewPrivateChatActivity : BaseActionBarActivity() {
 }
 
 // region Adapter
-private class Adapter(manager: FragmentManager) : FragmentPagerAdapter(manager) {
+private class CreatePrivateChatActivityAdapter(val activity: CreatePrivateChatActivity) : FragmentPagerAdapter(activity.supportFragmentManager) {
 
     override fun getCount(): Int {
         return 2
@@ -78,7 +75,12 @@ private class Adapter(manager: FragmentManager) : FragmentPagerAdapter(manager)
     override fun getItem(index: Int): Fragment {
         return when (index) {
             0 -> EnterPublicKeyFragment()
-            1 -> ScanQRCodeWrapperFragment()
+            1 -> {
+                val result = ScanQRCodeWrapperFragment()
+                result.delegate = activity
+                result.message = "Users can share their QR code by going into their account settings and tapping &quot;Share QR Code&quot;"
+                result
+            }
             else -> throw IllegalStateException()
         }
     }
@@ -95,6 +97,7 @@ private class Adapter(manager: FragmentManager) : FragmentPagerAdapter(manager)
 
 // region Enter Public Key Fragment
 class EnterPublicKeyFragment : Fragment() {
+
     private val hexEncodedPublicKey: String
         get() {
             val masterHexEncodedPublicKey = TextSecurePreferences.getMasterHexEncodedPublicKey(context!!)
@@ -131,51 +134,7 @@ class EnterPublicKeyFragment : Fragment() {
 
     private fun createPrivateChatIfPossible() {
         val hexEncodedPublicKey = publicKeyEditText.text.trim().toString()
-        (activity!! as NewPrivateChatActivity).createPrivateChatIfPossible(hexEncodedPublicKey)
+        (activity!! as CreatePrivateChatActivity).createPrivateChatIfPossible(hexEncodedPublicKey)
     }
 }
 // endregion
-
-// region Scan QR Code Wrapper Fragment
-class ScanQRCodeWrapperFragment : Fragment(), ScanQRCodePlaceholderFragmentDelegate, ScanListener {
-
-    override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? {
-        return inflater.inflate(R.layout.fragment_scan_qr_code_wrapper, container, false)
-    }
-
-    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
-        super.onViewCreated(view, savedInstanceState)
-        update()
-    }
-
-    private fun update() {
-        val fragment: Fragment
-        if (ContextCompat.checkSelfPermission(activity!!, Manifest.permission.CAMERA) == PackageManager.PERMISSION_GRANTED) {
-            val scanQRCodeFragment = ScanQRCodeFragmentV2()
-            scanQRCodeFragment.scanListener = this
-            fragment = scanQRCodeFragment
-        } else {
-            val scanQRCodePlaceholderFragment = ScanQRCodePlaceholderFragment()
-            scanQRCodePlaceholderFragment.delegate = this
-            fragment = scanQRCodePlaceholderFragment
-        }
-        val transaction = childFragmentManager.beginTransaction()
-        transaction.replace(R.id.fragmentContainer, fragment)
-        transaction.commit()
-    }
-
-    override fun requestCameraAccess() {
-        @SuppressWarnings("unused")
-        val unused = RxPermissions(this).request(Manifest.permission.CAMERA).subscribe { isGranted ->
-            if (isGranted) {
-                update()
-            }
-        }
-    }
-
-    override fun onQrDataFound(hexEncodedPublicKey: String) {
-        val activity = activity!! as NewPrivateChatActivity
-        activity.createPrivateChatIfPossible(hexEncodedPublicKey)
-    }
-}
-// endregion
\ No newline at end of file
diff --git a/src/org/thoughtcrime/securesms/loki/redesign/activities/HomeActivity.kt b/src/org/thoughtcrime/securesms/loki/redesign/activities/HomeActivity.kt
index 95a7f8aca7..da88fbef8b 100644
--- a/src/org/thoughtcrime/securesms/loki/redesign/activities/HomeActivity.kt
+++ b/src/org/thoughtcrime/securesms/loki/redesign/activities/HomeActivity.kt
@@ -3,6 +3,8 @@ package org.thoughtcrime.securesms.loki.redesign.activities
 import android.content.Intent
 import android.os.Bundle
 import android.support.v7.widget.LinearLayoutManager
+import android.view.Menu
+import android.view.MenuItem
 import kotlinx.android.synthetic.main.activity_home.*
 import network.loki.messenger.R
 import org.thoughtcrime.securesms.ApplicationContext
@@ -42,8 +44,23 @@ class HomeActivity : PassphraseRequiredActionBarActivity, ConversationClickListe
             application.startRSSFeedPollersIfNeeded()
         }
     }
+
+    override fun onCreateOptionsMenu(menu: Menu?): Boolean {
+        menuInflater.inflate(R.menu.menu_home, menu)
+        return true
+    }
     // endregion
 
+    // region Interaction
+    override fun onOptionsItemSelected(item: MenuItem): Boolean {
+        val id = item.getItemId()
+        when (id) {
+            R.id.joinPublicChatItem -> joinPublicChat()
+            else -> { /* Do nothing */ }
+        }
+        return super.onOptionsItemSelected(item)
+    }
+
     override fun onConversationClick(view: ConversationView) {
         val thread = view.thread ?: return
         openConversation(thread)
@@ -65,7 +82,13 @@ class HomeActivity : PassphraseRequiredActionBarActivity, ConversationClickListe
     }
 
     private fun createPrivateChat() {
-        val intent = Intent(this, NewPrivateChatActivity::class.java)
+        val intent = Intent(this, CreatePrivateChatActivity::class.java)
         startActivity(intent)
     }
+
+    private fun joinPublicChat() {
+        val intent = Intent(this, JoinPublicChatActivity::class.java)
+        startActivity(intent)
+    }
+    // endregion
 }
\ No newline at end of file
diff --git a/src/org/thoughtcrime/securesms/loki/redesign/activities/JoinPublicChatActivity.kt b/src/org/thoughtcrime/securesms/loki/redesign/activities/JoinPublicChatActivity.kt
new file mode 100644
index 0000000000..266fc67bda
--- /dev/null
+++ b/src/org/thoughtcrime/securesms/loki/redesign/activities/JoinPublicChatActivity.kt
@@ -0,0 +1,90 @@
+package org.thoughtcrime.securesms.loki.redesign.activities
+
+import android.os.Bundle
+import android.support.v4.app.Fragment
+import android.support.v4.app.FragmentPagerAdapter
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import kotlinx.android.synthetic.main.activity_join_public_chat.*
+import kotlinx.android.synthetic.main.fragment_enter_chat_url.*
+import network.loki.messenger.R
+import org.thoughtcrime.securesms.BaseActionBarActivity
+import org.thoughtcrime.securesms.loki.redesign.fragments.ScanQRCodeWrapperFragment
+import org.thoughtcrime.securesms.loki.redesign.fragments.ScanQRCodeWrapperFragmentDelegate
+
+class JoinPublicChatActivity : BaseActionBarActivity(), ScanQRCodeWrapperFragmentDelegate {
+    private val adapter = JoinPublicChatActivityAdapter(this)
+
+    // region Lifecycle
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        // Set content view
+        setContentView(R.layout.activity_join_public_chat)
+        // Set title
+        supportActionBar!!.title = "Join Public Chat"
+        // Set up view pager
+        viewPager.adapter = adapter
+        tabLayout.setupWithViewPager(viewPager)
+    }
+    // endregion
+
+    // region Interaction
+    override fun handleQRCodeScanned(url: String) {
+        joinPublicChatIfPossible(url)
+    }
+
+    fun joinPublicChatIfPossible(url: String) {
+        // TODO: Implement
+    }
+    // endregion
+}
+
+// region Adapter
+private class JoinPublicChatActivityAdapter(val activity: JoinPublicChatActivity) : FragmentPagerAdapter(activity.supportFragmentManager) {
+
+    override fun getCount(): Int {
+        return 2
+    }
+
+    override fun getItem(index: Int): Fragment {
+        return when (index) {
+            0 -> EnterChatURLFragment()
+            1 -> {
+                val result = ScanQRCodeWrapperFragment()
+                result.delegate = activity
+                result.message = "Scan the QR code of the public chat you'd like to join"
+                result
+            }
+            else -> throw IllegalStateException()
+        }
+    }
+
+    override fun getPageTitle(index: Int): CharSequence? {
+        return when (index) {
+            0 -> "Enter Chat URL"
+            1 -> "Scan QR Code"
+            else -> throw IllegalStateException()
+        }
+    }
+}
+// endregion
+
+// region Enter Public Key Fragment
+class EnterChatURLFragment : Fragment() {
+
+    override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View {
+        return inflater.inflate(R.layout.fragment_enter_chat_url, container, false)
+    }
+
+    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+        super.onViewCreated(view, savedInstanceState)
+        joinPublicChatButton.setOnClickListener { joinPublicChatIfPossible() }
+    }
+
+    private fun joinPublicChatIfPossible() {
+        val chatURL = chatURLEditText.text.trim().toString()
+        (activity!! as JoinPublicChatActivity).joinPublicChatIfPossible(chatURL)
+    }
+}
+// endregion
\ No newline at end of file
diff --git a/src/org/thoughtcrime/securesms/loki/redesign/fragments/ScanQRCodeFragmentV2.kt b/src/org/thoughtcrime/securesms/loki/redesign/fragments/ScanQRCodeFragmentV2.kt
index e4e93e7f17..a9978a95bc 100644
--- a/src/org/thoughtcrime/securesms/loki/redesign/fragments/ScanQRCodeFragmentV2.kt
+++ b/src/org/thoughtcrime/securesms/loki/redesign/fragments/ScanQRCodeFragmentV2.kt
@@ -7,16 +7,16 @@ import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
 import android.widget.LinearLayout
-import kotlinx.android.synthetic.main.fragment_scan_qr_code.*
+import kotlinx.android.synthetic.main.fragment_scan_qr_code_v2.*
 import network.loki.messenger.R
 import org.thoughtcrime.securesms.qr.ScanListener
 import org.thoughtcrime.securesms.qr.ScanningThread
 
 class ScanQRCodeFragmentV2 : Fragment() {
     private val scanningThread = ScanningThread()
-    private var viewCreated = false
     var scanListener: ScanListener? = null
         set(value) { field = value; scanningThread.setScanListener(scanListener) }
+    var message: CharSequence = ""
 
     override fun onCreateView(layoutInflater: LayoutInflater, viewGroup: ViewGroup?, bundle: Bundle?): View? {
         return layoutInflater.inflate(R.layout.fragment_scan_qr_code_v2, viewGroup, false)
@@ -24,11 +24,11 @@ class ScanQRCodeFragmentV2 : Fragment() {
 
     override fun onViewCreated(view: View, bundle: Bundle?) {
         super.onViewCreated(view, bundle)
-        viewCreated = true
         when (resources.configuration.orientation) {
             Configuration.ORIENTATION_LANDSCAPE -> overlayView.orientation = LinearLayout.HORIZONTAL
             else -> overlayView.orientation = LinearLayout.VERTICAL
         }
+        messageTextView.text = message
     }
 
     override fun onResume() {
diff --git a/src/org/thoughtcrime/securesms/loki/redesign/fragments/ScanQRCodeWrapperFragment.kt b/src/org/thoughtcrime/securesms/loki/redesign/fragments/ScanQRCodeWrapperFragment.kt
new file mode 100644
index 0000000000..e3bc7b4ca6
--- /dev/null
+++ b/src/org/thoughtcrime/securesms/loki/redesign/fragments/ScanQRCodeWrapperFragment.kt
@@ -0,0 +1,62 @@
+package org.thoughtcrime.securesms.loki.redesign.fragments
+
+import android.Manifest
+import android.content.pm.PackageManager
+import android.os.Bundle
+import android.support.v4.app.Fragment
+import android.support.v4.content.ContextCompat
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import com.tbruyelle.rxpermissions2.RxPermissions
+import network.loki.messenger.R
+import org.thoughtcrime.securesms.qr.ScanListener
+
+class ScanQRCodeWrapperFragment : Fragment(), ScanQRCodePlaceholderFragmentDelegate, ScanListener {
+    var delegate: ScanQRCodeWrapperFragmentDelegate? = null
+    var message: CharSequence = ""
+
+    override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? {
+        return inflater.inflate(R.layout.fragment_scan_qr_code_wrapper, container, false)
+    }
+
+    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+        super.onViewCreated(view, savedInstanceState)
+        update()
+    }
+
+    private fun update() {
+        val fragment: Fragment
+        if (ContextCompat.checkSelfPermission(activity!!, Manifest.permission.CAMERA) == PackageManager.PERMISSION_GRANTED) {
+            val scanQRCodeFragment = ScanQRCodeFragmentV2()
+            scanQRCodeFragment.scanListener = this
+            scanQRCodeFragment.message = message
+            fragment = scanQRCodeFragment
+        } else {
+            val scanQRCodePlaceholderFragment = ScanQRCodePlaceholderFragment()
+            scanQRCodePlaceholderFragment.delegate = this
+            fragment = scanQRCodePlaceholderFragment
+        }
+        val transaction = childFragmentManager.beginTransaction()
+        transaction.replace(R.id.fragmentContainer, fragment)
+        transaction.commit()
+    }
+
+    override fun requestCameraAccess() {
+        @SuppressWarnings("unused")
+        val unused = RxPermissions(this).request(Manifest.permission.CAMERA).subscribe { isGranted ->
+            if (isGranted) {
+                update()
+            }
+        }
+    }
+
+    override fun onQrDataFound(string: String) {
+        delegate?.handleQRCodeScanned(string)
+    }
+}
+
+interface ScanQRCodeWrapperFragmentDelegate {
+
+    fun handleQRCodeScanned(string: String)
+}
\ No newline at end of file