Started new chat room fragment

app/src/main/java/org/linphone/ui/assistant/viewmodel/QrCodeViewModel.kt

@@ -48,10 +48,14 @@ class QrCodeViewModel @UiThread constructor() : ViewModel() {
                 if (!isValidUrl) {
                     Log.e("$TAG The content of the QR Code doesn't seem to be a valid web URL")
                 } else {
-                    Log.i("$TAG QR code URL set, restarting the Core")
+                    Log.i(
+                        "$TAG QR code URL set, restarting the Core to apply configuration changes"
+                    )
                     core.provisioningUri = result
                     coreContext.core.stop()
+                    Log.i("$TAG Core has been stopped, restarting it")
                     coreContext.core.start()
+                    Log.i("$TAG Core has been restarted")
                 }
                 qrCodeFoundEvent.postValue(Event(isValidUrl))
             }

app/src/main/java/org/linphone/ui/main/chat/fragment/ConversationsFragment.kt

@@ -24,6 +24,7 @@ import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
 import android.view.animation.Animation
+import android.view.animation.AnimationUtils
 import androidx.core.view.doOnPreDraw
 import androidx.navigation.findNavController
 import androidx.navigation.fragment.findNavController
@@ -51,10 +52,10 @@ class ConversationsFragment : GenericFragment() {
     }
 
     override fun onCreateAnimation(transit: Int, enter: Boolean, nextAnim: Int): Animation? {
-        /*if (findNavController().currentDestination?.id == R.id.newConversationFragment) {
+        if (findNavController().currentDestination?.id == R.id.startConversationFragment) {
             // Holds fragment in place while new contact fragment slides over it
             return AnimationUtils.loadAnimation(activity, R.anim.hold)
-        }*/
+        }
         return super.onCreateAnimation(transit, enter, nextAnim)
     }
 
@@ -93,6 +94,13 @@ class ConversationsFragment : GenericFragment() {
             }
         }
 
+        sharedViewModel.showStartConversationEvent.observe(viewLifecycleOwner) {
+            it.consume {
+                Log.i("$TAG Navigating to start conversation fragment")
+                findNavController().navigate(R.id.action_global_startConversationFragment)
+            }
+        }
+
         sharedViewModel.navigateToContactsEvent.observe(viewLifecycleOwner) {
             it.consume {
                 if (findNavController().currentDestination?.id == R.id.conversationsFragment) {

app/src/main/java/org/linphone/ui/main/chat/fragment/ConversationsListFragment.kt

@@ -32,6 +32,7 @@ import org.linphone.ui.main.chat.adapter.ConversationsListAdapter
 import org.linphone.ui.main.chat.viewmodel.ConversationsListViewModel
 import org.linphone.ui.main.fragment.AbstractTopBarFragment
 import org.linphone.ui.main.history.fragment.HistoryMenuDialogFragment
+import org.linphone.utils.Event
 import org.linphone.utils.hideKeyboard
 import org.linphone.utils.showKeyboard
 
@@ -112,9 +113,14 @@ class ConversationsListFragment : AbstractTopBarFragment() {
         adapter.conversationClickedEvent.observe(viewLifecycleOwner) {
             it.consume { model ->
                 Log.i("$TAG Show conversation with ID [${model.id}]")
+                // TODO
             }
         }
 
+        binding.setOnNewConversationClicked {
+            sharedViewModel.showStartConversationEvent.value = Event(true)
+        }
+
         listViewModel.conversations.observe(viewLifecycleOwner) {
             val currentCount = adapter.itemCount
             adapter.submitList(it)

app/src/main/java/org/linphone/ui/main/chat/fragment/StartConversationFragment.kt

@@ -0,0 +1,136 @@
+/*
+ * Copyright (c) 2010-2023 Belledonne Communications SARL.
+ *
+ * This file is part of linphone-android
+ * (see https://www.linphone.org).
+ *
+ * This program 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 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+package org.linphone.ui.main.chat.fragment
+
+import android.app.Dialog
+import android.os.Bundle
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import androidx.annotation.UiThread
+import androidx.core.view.doOnPreDraw
+import androidx.navigation.navGraphViewModels
+import androidx.recyclerview.widget.LinearLayoutManager
+import org.linphone.LinphoneApplication.Companion.coreContext
+import org.linphone.R
+import org.linphone.core.tools.Log
+import org.linphone.databinding.StartChatFragmentBinding
+import org.linphone.ui.main.chat.viewmodel.StartConversationViewModel
+import org.linphone.ui.main.contacts.model.ContactNumberOrAddressClickListener
+import org.linphone.ui.main.contacts.model.ContactNumberOrAddressModel
+import org.linphone.ui.main.fragment.GenericFragment
+import org.linphone.ui.main.history.adapter.ContactsAndSuggestionsListAdapter
+
+@UiThread
+class StartConversationFragment : GenericFragment() {
+    companion object {
+        private const val TAG = "[Start Conversation Fragment]"
+    }
+
+    private lateinit var binding: StartChatFragmentBinding
+
+    private val viewModel: StartConversationViewModel by navGraphViewModels(
+        R.id.main_nav_graph
+    )
+
+    private lateinit var adapter: ContactsAndSuggestionsListAdapter
+
+    private val listener = object : ContactNumberOrAddressClickListener {
+        @UiThread
+        override fun onClicked(model: ContactNumberOrAddressModel) {
+            val address = model.address
+            if (address != null) {
+                coreContext.postOnCoreThread {
+                    // TODO
+                }
+            }
+        }
+
+        @UiThread
+        override fun onLongPress(model: ContactNumberOrAddressModel) {
+        }
+    }
+
+    private var numberOrAddressPickerDialog: Dialog? = null
+
+    override fun onCreateView(
+        inflater: LayoutInflater,
+        container: ViewGroup?,
+        savedInstanceState: Bundle?
+    ): View {
+        binding = StartChatFragmentBinding.inflate(layoutInflater)
+        return binding.root
+    }
+
+    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+        super.onViewCreated(view, savedInstanceState)
+        postponeEnterTransition()
+
+        binding.lifecycleOwner = viewLifecycleOwner
+        binding.viewModel = viewModel
+
+        binding.setBackClickListener {
+            goBack()
+        }
+
+        adapter = ContactsAndSuggestionsListAdapter(viewLifecycleOwner)
+        binding.contactsList.setHasFixedSize(true)
+        binding.contactsList.adapter = adapter
+
+        adapter.contactClickedEvent.observe(viewLifecycleOwner) {
+            it.consume { model ->
+                // TODO
+            }
+        }
+
+        binding.contactsList.layoutManager = LinearLayoutManager(requireContext())
+
+        viewModel.contactsList.observe(
+            viewLifecycleOwner
+        ) {
+            Log.i("$TAG Contacts & suggestions list is ready with [${it.size}] items")
+            val count = adapter.itemCount
+            adapter.submitList(it)
+
+            if (count == 0 && it.isNotEmpty()) {
+                (view.parent as? ViewGroup)?.doOnPreDraw {
+                    startPostponedEnterTransition()
+                }
+            }
+        }
+
+        viewModel.searchFilter.observe(viewLifecycleOwner) { filter ->
+            val trimmed = filter.trim()
+            viewModel.applyFilter(trimmed)
+        }
+
+        sharedViewModel.defaultAccountChangedEvent.observe(viewLifecycleOwner) {
+            // Do not consume it!
+            viewModel.updateGroupChatButtonVisibility()
+        }
+    }
+
+    override fun onPause() {
+        super.onPause()
+
+        numberOrAddressPickerDialog?.dismiss()
+        numberOrAddressPickerDialog = null
+    }
+}

app/src/main/java/org/linphone/ui/main/chat/viewmodel/StartConversationViewModel.kt

@@ -0,0 +1,191 @@
+/*
+ * Copyright (c) 2010-2023 Belledonne Communications SARL.
+ *
+ * This file is part of linphone-android
+ * (see https://www.linphone.org).
+ *
+ * This program 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 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+package org.linphone.ui.main.chat.viewmodel
+
+import androidx.annotation.UiThread
+import androidx.annotation.WorkerThread
+import androidx.lifecycle.MutableLiveData
+import androidx.lifecycle.ViewModel
+import java.util.ArrayList
+import org.linphone.LinphoneApplication.Companion.coreContext
+import org.linphone.LinphoneApplication.Companion.corePreferences
+import org.linphone.contacts.ContactsManager.ContactsListener
+import org.linphone.core.MagicSearch
+import org.linphone.core.MagicSearchListenerStub
+import org.linphone.core.SearchResult
+import org.linphone.core.tools.Log
+import org.linphone.ui.main.contacts.model.ContactAvatarModel
+import org.linphone.ui.main.history.model.ContactOrSuggestionModel
+import org.linphone.ui.main.model.isInSecureMode
+import org.linphone.utils.LinphoneUtils
+
+class StartConversationViewModel @UiThread constructor() : ViewModel() {
+    companion object {
+        private const val TAG = "[Start Conversation ViewModel]"
+    }
+
+    val searchFilter = MutableLiveData<String>()
+
+    val contactsList = MutableLiveData<ArrayList<ContactOrSuggestionModel>>()
+
+    val hideGroupChatButton = MutableLiveData<Boolean>()
+
+    val isGroupChatAvailable = MutableLiveData<Boolean>()
+
+    private var currentFilter = ""
+    private var previousFilter = "NotSet"
+    private var limitSearchToLinphoneAccounts = true
+
+    private lateinit var magicSearch: MagicSearch
+
+    private val magicSearchListener = object : MagicSearchListenerStub() {
+        @WorkerThread
+        override fun onSearchResultsReceived(magicSearch: MagicSearch) {
+            Log.i("$TAG Magic search contacts available")
+            processMagicSearchResults(magicSearch.lastSearch)
+        }
+    }
+
+    private val contactsListener = object : ContactsListener {
+        @WorkerThread
+        override fun onContactsLoaded() {
+            Log.i("$TAG Contacts have been (re)loaded, updating list")
+            applyFilter(
+                currentFilter,
+                if (limitSearchToLinphoneAccounts) corePreferences.defaultDomain else "",
+                MagicSearch.Source.Friends.toInt(),
+                MagicSearch.Aggregation.Friend
+            )
+        }
+    }
+
+    init {
+        updateGroupChatButtonVisibility()
+
+        coreContext.postOnCoreThread { core ->
+            val defaultAccount = core.defaultAccount
+            limitSearchToLinphoneAccounts = defaultAccount?.isInSecureMode() ?: false
+
+            coreContext.contactsManager.addListener(contactsListener)
+            magicSearch = core.createMagicSearch()
+            magicSearch.limitedSearch = false
+            magicSearch.addListener(magicSearchListener)
+        }
+
+        applyFilter(currentFilter)
+    }
+
+    @UiThread
+    override fun onCleared() {
+        coreContext.postOnCoreThread {
+            magicSearch.removeListener(magicSearchListener)
+            coreContext.contactsManager.removeListener(contactsListener)
+        }
+        super.onCleared()
+    }
+
+    @UiThread
+    fun clearFilter() {
+        searchFilter.value = ""
+    }
+
+    @UiThread
+    fun updateGroupChatButtonVisibility() {
+        coreContext.postOnCoreThread { core ->
+            val hideGroupChat = !LinphoneUtils.isGroupChatAvailable(core)
+            hideGroupChatButton.postValue(hideGroupChat)
+        }
+    }
+
+    @WorkerThread
+    fun processMagicSearchResults(results: Array<SearchResult>) {
+        Log.i("$TAG Processing [${results.size}] results")
+
+        val contactsList = arrayListOf<ContactOrSuggestionModel>()
+        var previousLetter = ""
+
+        for (result in results) {
+            val address = result.address
+            if (address != null) {
+                val friend = coreContext.contactsManager.findContactByAddress(address)
+                if (friend != null) {
+                    val model = ContactOrSuggestionModel(address, friend)
+                    model.contactAvatarModel = ContactAvatarModel(friend)
+
+                    val currentLetter = friend.name?.get(0).toString()
+                    val displayLetter = previousLetter.isEmpty() || currentLetter != previousLetter
+                    if (currentLetter != previousLetter) {
+                        previousLetter = currentLetter
+                    }
+                    model.contactAvatarModel.firstContactStartingByThatLetter.postValue(
+                        displayLetter
+                    )
+
+                    contactsList.add(model)
+                }
+            }
+        }
+
+        val list = arrayListOf<ContactOrSuggestionModel>()
+        list.addAll(contactsList)
+        this.contactsList.postValue(list)
+        Log.i("$TAG Processed [${results.size}] results, extracted [${list.size}] suggestions")
+    }
+
+    @UiThread
+    fun applyFilter(filter: String) {
+        coreContext.postOnCoreThread {
+            applyFilter(
+                filter,
+                if (limitSearchToLinphoneAccounts) corePreferences.defaultDomain else "",
+                MagicSearch.Source.Friends.toInt(),
+                MagicSearch.Aggregation.Friend
+            )
+        }
+    }
+
+    @WorkerThread
+    private fun applyFilter(
+        filter: String,
+        domain: String,
+        sources: Int,
+        aggregation: MagicSearch.Aggregation
+    ) {
+        if (previousFilter.isNotEmpty() && (
+            previousFilter.length > filter.length ||
+                (previousFilter.length == filter.length && previousFilter != filter)
+            )
+        ) {
+            magicSearch.resetSearchCache()
+        }
+        currentFilter = filter
+        previousFilter = filter
+
+        Log.i(
+            "$TAG Asking Magic search for contacts matching filter [$filter], domain [$domain] and in sources [$sources]"
+        )
+        magicSearch.getContactsListAsync(
+            filter,
+            domain,
+            sources,
+            aggregation
+        )
+    }
+}

app/src/main/java/org/linphone/ui/main/viewmodel/SharedMainViewModel.kt

@@ -94,4 +94,10 @@ class SharedMainViewModel @UiThread constructor() : ViewModel() {
     val resetMissedCallsCountEvent: MutableLiveData<Event<Boolean>> by lazy {
         MutableLiveData<Event<Boolean>>()
     }
+
+    /* Conversation related */
+
+    val showStartConversationEvent: MutableLiveData<Event<Boolean>> by lazy {
+        MutableLiveData<Event<Boolean>>()
+    }
 }

app/src/main/res/layout/start_chat_fragment.xml

@@ -0,0 +1,203 @@
+<?xml version="1.0" encoding="utf-8"?>
+<layout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:bind="http://schemas.android.com/tools">
+
+    <data>
+        <import type="android.view.View" />
+        <variable
+            name="backClickListener"
+            type="View.OnClickListener" />
+        <variable
+            name="viewModel"
+            type="org.linphone.ui.main.chat.viewmodel.StartConversationViewModel" />
+    </data>
+
+    <androidx.coordinatorlayout.widget.CoordinatorLayout
+        android:layout_width="match_parent"
+        android:layout_height="match_parent">
+
+        <androidx.constraintlayout.widget.ConstraintLayout
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:background="@color/white">
+
+            <ImageView
+                android:id="@+id/back"
+                android:layout_width="wrap_content"
+                android:layout_height="0dp"
+                android:adjustViewBounds="true"
+                android:onClick="@{backClickListener}"
+                android:padding="15dp"
+                android:src="@drawable/caret_left"
+                app:tint="@color/orange_main_500"
+                app:layout_constraintBottom_toBottomOf="@id/title"
+                app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintTop_toTopOf="@id/title" />
+
+            <androidx.appcompat.widget.AppCompatTextView
+                style="@style/main_page_title_style"
+                android:id="@+id/title"
+                android:layout_width="0dp"
+                android:layout_height="@dimen/top_bar_height"
+                android:layout_marginStart="10dp"
+                android:layout_marginEnd="10dp"
+                android:text="@string/new_conversation_title"
+                app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintStart_toEndOf="@id/back"
+                app:layout_constraintTop_toTopOf="parent" />
+
+            <View
+                android:id="@+id/background"
+                android:layout_width="0dp"
+                android:layout_height="0dp"
+                app:layout_constraintBottom_toBottomOf="parent"
+                app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintTop_toBottomOf="@id/title" />
+
+            <androidx.appcompat.widget.AppCompatEditText
+                style="@style/default_text_style"
+                android:id="@+id/search_bar"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:layout_marginStart="20dp"
+                android:layout_marginTop="30dp"
+                android:layout_marginEnd="20dp"
+                android:background="@drawable/edit_text_background"
+                android:drawableStart="@drawable/magnifying_glass"
+                android:drawablePadding="10dp"
+                android:drawableTint="@color/gray_main2_600"
+                android:hint="@string/new_conversation_search_bar_filter_hint"
+                android:inputType="textPersonName|textNoSuggestions"
+                android:paddingStart="15dp"
+                android:paddingTop="10dp"
+                android:paddingEnd="15dp"
+                android:paddingBottom="10dp"
+                android:text="@={viewModel.searchFilter}"
+                android:textSize="14sp"
+                app:layout_constraintHeight_min="48dp"
+                app:layout_constraintWidth_max="@dimen/text_input_max_width"
+                app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintTop_toBottomOf="@id/title" />
+
+            <ImageView
+                android:id="@+id/clear_field"
+                android:layout_width="@dimen/icon_size"
+                android:layout_height="@dimen/icon_size"
+                android:layout_marginEnd="15dp"
+                android:onClick="@{() -> viewModel.clearFilter()}"
+                android:src="@drawable/x"
+                android:visibility="@{viewModel.searchFilter.length() > 0 ? View.VISIBLE : View.GONE, default=gone}"
+                app:layout_constraintBottom_toBottomOf="@id/search_bar"
+                app:layout_constraintEnd_toEndOf="@id/search_bar"
+                app:layout_constraintTop_toTopOf="@id/search_bar"
+                app:tint="@color/gray_main2_600" />
+
+            <androidx.constraintlayout.widget.Group
+                android:id="@+id/group_chat"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                app:constraint_referenced_ids="group_chat_icon, gradient_background, group_chat_label"
+                android:visibility="@{viewModel.hideGroupChatButton || viewModel.searchFilter.length() > 0 ? View.GONE : View.VISIBLE}" />
+
+            <!-- margin start must be half the size of the group_call_icon below -->
+            <View
+                android:id="@+id/gradient_background"
+                android:layout_width="0dp"
+                android:layout_height="0dp"
+                android:layout_marginStart="22dp"
+                android:background="@drawable/shape_gradient"
+                app:layout_constraintBottom_toBottomOf="@id/group_chat_icon"
+                app:layout_constraintEnd_toEndOf="@id/group_chat_label"
+                app:layout_constraintStart_toStartOf="@id/group_chat_icon"
+                app:layout_constraintTop_toTopOf="@id/group_chat_icon" />
+
+            <ImageView
+                android:id="@+id/group_chat_icon"
+                android:layout_width="44dp"
+                android:layout_height="44dp"
+                android:layout_marginStart="16dp"
+                android:layout_marginTop="28dp"
+                android:background="@drawable/shape_orange_round"
+                android:padding="10dp"
+                android:src="@drawable/users_three"
+                app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintTop_toBottomOf="@id/search_bar"
+                app:tint="@color/white" />
+
+            <androidx.appcompat.widget.AppCompatTextView
+                style="@style/default_text_style_800"
+                android:id="@+id/group_chat_label"
+                android:layout_width="0dp"
+                android:layout_height="wrap_content"
+                android:layout_marginStart="16dp"
+                android:layout_marginEnd="16dp"
+                android:drawableEnd="@drawable/caret_right"
+                android:padding="5dp"
+                android:text="@string/new_conversation_create_group"
+                android:textColor="@color/black"
+                android:textSize="16sp"
+                app:layout_constraintBottom_toBottomOf="@id/group_chat_icon"
+                app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintStart_toEndOf="@id/group_chat_icon"
+                app:layout_constraintTop_toTopOf="@id/group_chat_icon" />
+
+            <ImageView
+                android:id="@+id/no_contact_image"
+                android:layout_width="0dp"
+                android:layout_height="0dp"
+                android:layout_margin="10dp"
+                android:src="@drawable/illu"
+                android:visibility="@{viewModel.contactsList.size() == 0 ? View.VISIBLE : View.GONE}"
+                app:layout_constraintDimensionRatio="1:1"
+                app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintHeight_max="200dp"
+                app:layout_constraintVertical_bias="0.3"
+                app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintTop_toBottomOf="@id/group_chat_icon"
+                app:layout_constraintBottom_toBottomOf="parent" />
+
+            <androidx.appcompat.widget.AppCompatTextView
+                style="@style/section_header_style"
+                android:id="@+id/no_contact_label"
+                android:layout_width="0dp"
+                android:layout_height="wrap_content"
+                android:text="@string/new_conversation_no_contact"
+                android:gravity="center"
+                android:visibility="@{viewModel.contactsList.size() == 0 ? View.VISIBLE : View.GONE}"
+                app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintTop_toBottomOf="@id/no_contact_image" />
+
+            <androidx.appcompat.widget.AppCompatTextView
+                style="@style/section_header_style"
+                android:id="@+id/contacts_label"
+                android:layout_width="0dp"
+                android:layout_height="wrap_content"
+                android:padding="5dp"
+                android:layout_marginStart="16dp"
+                android:layout_marginEnd="16dp"
+                android:layout_marginTop="16dp"
+                android:text="@string/history_call_start_contacts_list_title"
+                app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintTop_toBottomOf="@id/group_chat_icon"/>
+
+            <androidx.recyclerview.widget.RecyclerView
+                android:id="@+id/contacts_list"
+                android:layout_width="0dp"
+                android:layout_height="0dp"
+                android:layout_marginTop="8dp"
+                android:visibility="@{viewModel.contactsList.size() == 0 ? View.GONE : View.VISIBLE}"
+                app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintTop_toBottomOf="@id/contacts_label"
+                app:layout_constraintBottom_toBottomOf="parent" />
+
+        </androidx.constraintlayout.widget.ConstraintLayout>
+
+    </androidx.coordinatorlayout.widget.CoordinatorLayout>
+
+</layout>

app/src/main/res/navigation/main_nav_graph.xml

@@ -180,6 +180,7 @@
             android:name="accountIdentity"
             app:argType="string" />
     </fragment>
+
     <fragment
         android:id="@+id/conversationsFragment"
         android:name="org.linphone.ui.main.chat.fragment.ConversationsFragment"
@@ -199,4 +200,17 @@
             app:popUpToInclusive="true" />
     </fragment>
 
+    <fragment
+        android:id="@+id/startConversationFragment"
+        android:name="org.linphone.ui.main.chat.fragment.StartConversationFragment"
+        android:label="StartConversationFragment"
+        tools:layout="@layout/start_chat_fragment"/>
+
+    <action
+        android:id="@+id/action_global_startConversationFragment"
+        app:destination="@id/startConversationFragment"
+        app:enterAnim="@anim/slide_in"
+        app:launchSingleTop="true"
+        app:popExitAnim="@anim/slide_out" />
+
 </navigation>

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

@@ -325,6 +325,10 @@
     <string name="conversation_action_delete">Delete conversation</string>
     <string name="conversation_action_leave_group">Leave the group</string>
     <string name="conversation_yesterday_timestamp">Yesterday at %s</string>
+    <string name="new_conversation_title">New conversation</string>
+    <string name="new_conversation_search_bar_filter_hint">Search contact</string>
+    <string name="new_conversation_create_group">Create a group conversation</string>
+    <string name="new_conversation_no_contact">No contact for the moment…</string>
 
     <string name="operation_in_progress_overlay">Operation in progress, please wait</string>