Added start group call feature from start call fragment

2026-01-17 11:28:06 +00:00 · 2024-01-29 13:57:19 +01:00 · 2024-01-29 13:57:19 +01:00 · 44af8bb340
commit 44af8bb340
parent 260ad798ed
13 changed files with 230 additions and 39 deletions
--- a/app/src/main/java/org/linphone/ui/main/chat/fragment/ConversationInfoFragment.kt
+++ b/app/src/main/java/org/linphone/ui/main/chat/fragment/ConversationInfoFragment.kt
@ -38,9 +38,9 @@ import org.linphone.databinding.ChatInfoFragmentBinding
 import org.linphone.databinding.ChatParticipantAdminPopupMenuBinding
 import org.linphone.ui.main.MainActivity
 import org.linphone.ui.main.chat.adapter.ConversationParticipantsAdapter
-import org.linphone.ui.main.chat.model.ConversationSetOrEditSubjectDialogModel
 import org.linphone.ui.main.chat.model.ParticipantModel
 import org.linphone.ui.main.chat.viewmodel.ConversationInfoViewModel
+import org.linphone.ui.main.fragment.GroupSetOrEditSubjectDialogModel
 import org.linphone.ui.main.fragment.SlidingPaneChildFragment
 import org.linphone.utils.DialogUtils
 import org.linphone.utils.Event
@ -217,9 +217,9 @@ class ConversationInfoFragment : SlidingPaneChildFragment() {

        binding.setEditSubjectClickListener {
            val currentSubject = viewModel.subject.value.orEmpty()
-            val model = ConversationSetOrEditSubjectDialogModel(currentSubject)
+            val model = GroupSetOrEditSubjectDialogModel(currentSubject, isGroupConversation = true)

-            val dialog = DialogUtils.getSetOrEditConversationSubjectDialog(
+            val dialog = DialogUtils.getSetOrEditGroupSubjectDialog(
                requireContext(),
                model
            )
--- a/app/src/main/java/org/linphone/ui/main/chat/fragment/StartConversationFragment.kt
+++ b/app/src/main/java/org/linphone/ui/main/chat/fragment/StartConversationFragment.kt
@ -33,9 +33,9 @@ import org.linphone.core.Friend
 import org.linphone.core.tools.Log
 import org.linphone.databinding.StartChatFragmentBinding
 import org.linphone.ui.main.MainActivity
-import org.linphone.ui.main.chat.model.ConversationSetOrEditSubjectDialogModel
 import org.linphone.ui.main.chat.viewmodel.StartConversationViewModel
 import org.linphone.ui.main.fragment.GenericAddressPickerFragment
+import org.linphone.ui.main.fragment.GroupSetOrEditSubjectDialogModel
 import org.linphone.utils.DialogUtils
 import org.linphone.utils.Event
 import org.linphone.utils.hideKeyboard
@ -122,9 +122,9 @@ class StartConversationFragment : GenericAddressPickerFragment() {
    }

    private fun showGroupConversationSubjectDialog() {
-        val model = ConversationSetOrEditSubjectDialogModel("")
+        val model = GroupSetOrEditSubjectDialogModel("", isGroupConversation = true)

-        val dialog = DialogUtils.getSetOrEditConversationSubjectDialog(
+        val dialog = DialogUtils.getSetOrEditGroupSubjectDialog(
            requireContext(),
            model
        )
--- a/app/src/main/java/org/linphone/ui/main/chat/viewmodel/StartConversationViewModel.kt
+++ b/app/src/main/java/org/linphone/ui/main/chat/viewmodel/StartConversationViewModel.kt
@ -46,7 +46,7 @@ class StartConversationViewModel @UiThread constructor() : AddressSelectionViewM

    val subject = MutableLiveData<String>()

-    val groupChatRoomCreateButtonEnabled = MediatorLiveData<Boolean>()
+    val createGroupConversationButtonEnabled = MediatorLiveData<Boolean>()

    val operationInProgress = MutableLiveData<Boolean>()

@ -87,9 +87,9 @@ class StartConversationViewModel @UiThread constructor() : AddressSelectionViewM
    }

    init {
-        groupChatRoomCreateButtonEnabled.postValue(false)
-        groupChatRoomCreateButtonEnabled.addSource(selection) {
-            groupChatRoomCreateButtonEnabled.postValue(it.isNotEmpty())
+        createGroupConversationButtonEnabled.value = false
+        createGroupConversationButtonEnabled.addSource(selection) {
+            createGroupConversationButtonEnabled.value = it.isNotEmpty()
        }

        updateGroupChatButtonVisibility()
--- a/app/src/main/java/org/linphone/ui/main/chat/model/ConversationSetOrEditSubjectDialogModel.kt
+++ b/app/src/main/java/org/linphone/ui/main/chat/model/ConversationSetOrEditSubjectDialogModel.kt
@ -17,13 +17,16 @@
 * 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.model
+package org.linphone.ui.main.fragment

 import androidx.annotation.UiThread
 import androidx.lifecycle.MutableLiveData
 import org.linphone.utils.Event

-class ConversationSetOrEditSubjectDialogModel @UiThread constructor(initialSubject: String) {
+class GroupSetOrEditSubjectDialogModel @UiThread constructor(
+    initialSubject: String,
+    val isGroupConversation: Boolean
+) {
    val isEdit = initialSubject.isNotEmpty()

    val subject = MutableLiveData<String>()
--- a/app/src/main/java/org/linphone/ui/main/history/fragment/StartCallFragment.kt
+++ b/app/src/main/java/org/linphone/ui/main/history/fragment/StartCallFragment.kt
@ -35,7 +35,9 @@ import org.linphone.core.Friend
 import org.linphone.core.tools.Log
 import org.linphone.databinding.StartCallFragmentBinding
 import org.linphone.ui.main.fragment.GenericAddressPickerFragment
+import org.linphone.ui.main.fragment.GroupSetOrEditSubjectDialogModel
 import org.linphone.ui.main.history.viewmodel.StartCallViewModel
+import org.linphone.utils.DialogUtils
 import org.linphone.utils.addCharacterAtPosition
 import org.linphone.utils.hideKeyboard
 import org.linphone.utils.removeCharacterAtPosition
@ -80,6 +82,11 @@ class StartCallFragment : GenericAddressPickerFragment() {
            viewModel.hideNumpad()
        }

+        binding.setAskForGroupCallSubjectClickListener {
+            viewModel.hideNumpad()
+            showGroupCallSubjectDialog()
+        }
+
        setupRecyclerView(binding.contactsAndSuggestionsList)

        viewModel.contactsAndSuggestionsList.observe(
@ -151,4 +158,40 @@ class StartCallFragment : GenericAddressPickerFragment() {

        viewModel.isNumpadVisible.value = false
    }
+
+    private fun showGroupCallSubjectDialog() {
+        val model = GroupSetOrEditSubjectDialogModel("", isGroupConversation = false)
+
+        val dialog = DialogUtils.getSetOrEditGroupSubjectDialog(
+            requireContext(),
+            model
+        )
+
+        model.dismissEvent.observe(viewLifecycleOwner) {
+            it.consume {
+                Log.i("$TAG Set group call subject cancelled")
+                dialog.dismiss()
+            }
+        }
+
+        model.confirmEvent.observe(viewLifecycleOwner) {
+            it.consume { newSubject ->
+                if (newSubject.isNotEmpty()) {
+                    Log.i(
+                        "$TAG Group call subject has been set to [$newSubject]"
+                    )
+                    viewModel.subject.value = newSubject
+                    viewModel.createGroupCall()
+
+                    dialog.currentFocus?.hideKeyboard()
+                    dialog.dismiss()
+                } else {
+                    // TODO: show error
+                }
+            }
+        }
+
+        Log.i("$TAG Showing dialog to set group call subject")
+        dialog.show()
+    }
 }
--- a/app/src/main/java/org/linphone/ui/main/history/viewmodel/StartCallViewModel.kt
+++ b/app/src/main/java/org/linphone/ui/main/history/viewmodel/StartCallViewModel.kt
@ -20,12 +20,18 @@
 package org.linphone.ui.main.history.viewmodel

 import androidx.annotation.UiThread
+import androidx.lifecycle.MediatorLiveData
 import androidx.lifecycle.MutableLiveData
 import androidx.lifecycle.viewModelScope
 import kotlinx.coroutines.delay
 import kotlinx.coroutines.launch
 import org.linphone.LinphoneApplication.Companion.coreContext
 import org.linphone.LinphoneApplication.Companion.corePreferences
+import org.linphone.core.ConferenceScheduler
+import org.linphone.core.ConferenceSchedulerListenerStub
+import org.linphone.core.Factory
+import org.linphone.core.Participant
+import org.linphone.core.ParticipantInfo
 import org.linphone.core.tools.Log
 import org.linphone.ui.main.history.model.NumpadModel
 import org.linphone.ui.main.viewmodel.AddressSelectionViewModel
@ -45,7 +51,11 @@ class StartCallViewModel @UiThread constructor() : AddressSelectionViewModel() {

    val isNumpadVisible = MutableLiveData<Boolean>()

-    val isGroupCallAvailable = MutableLiveData<Boolean>()
+    val startGroupCallButtonEnabled = MediatorLiveData<Boolean>()
+
+    val subject = MutableLiveData<String>()
+
+    val operationInProgress = MutableLiveData<Boolean>()

    val appendDigitToSearchBarEvent: MutableLiveData<Event<String>> by lazy {
        MutableLiveData<Event<String>>()
@ -59,6 +69,35 @@ class StartCallViewModel @UiThread constructor() : AddressSelectionViewModel() {
        MutableLiveData<Event<Boolean>>()
    }

+    private val conferenceSchedulerListener = object : ConferenceSchedulerListenerStub() {
+        override fun onStateChanged(
+            conferenceScheduler: ConferenceScheduler,
+            state: ConferenceScheduler.State
+        ) {
+            Log.i("$TAG Conference scheduler state is $state")
+            if (state == ConferenceScheduler.State.Ready) {
+                conferenceScheduler.removeListener(this)
+
+                val conferenceAddress = conferenceScheduler.info?.uri
+                if (conferenceAddress != null) {
+                    Log.i(
+                        "$TAG Conference info created, address is ${conferenceAddress.asStringUriOnly()}"
+                    )
+                    coreContext.startCall(conferenceAddress)
+                } else {
+                    Log.e("$TAG Conference info URI is null!")
+                    // TODO: notify error to user
+                }
+                operationInProgress.postValue(false)
+            } else if (state == ConferenceScheduler.State.Error) {
+                conferenceScheduler.removeListener(this)
+                Log.e("$TAG Failed to create group call!")
+                // TODO: notify error to user
+                operationInProgress.postValue(false)
+            }
+        }
+    }
+
    init {
        isNumpadVisible.value = false
        numpadModel = NumpadModel(
@ -89,6 +128,11 @@ class StartCallViewModel @UiThread constructor() : AddressSelectionViewModel() {
            }
        )

+        startGroupCallButtonEnabled.value = false
+        startGroupCallButtonEnabled.addSource(selection) {
+            startGroupCallButtonEnabled.value = it.isNotEmpty()
+        }
+
        updateGroupCallButtonVisibility()
    }

@ -116,4 +160,43 @@ class StartCallViewModel @UiThread constructor() : AddressSelectionViewModel() {
    fun hideNumpad() {
        isNumpadVisible.value = false
    }
+
+    @UiThread
+    fun createGroupCall() {
+        coreContext.postOnCoreThread { core ->
+            val account = core.defaultAccount
+            if (account == null) {
+                Log.e(
+                    "$TAG No default account found, can't create group call!"
+                )
+                return@postOnCoreThread
+            }
+
+            operationInProgress.postValue(true)
+
+            val conferenceInfo = Factory.instance().createConferenceInfo()
+            conferenceInfo.organizer = account.params.identityAddress
+            conferenceInfo.subject = subject.value
+
+            val participants = arrayOfNulls<ParticipantInfo>(selection.value.orEmpty().size)
+            var index = 0
+            for (participant in selection.value.orEmpty()) {
+                val info = Factory.instance().createParticipantInfo(participant.address)
+                // For meetings, all participants must have Speaker role
+                info?.role = Participant.Role.Speaker
+                participants[index] = info
+                index += 1
+            }
+            conferenceInfo.setParticipantInfos(participants)
+
+            Log.i(
+                "$TAG Creating group call with subject ${subject.value} and ${participants.size} participant(s)"
+            )
+            val conferenceScheduler = core.createConferenceScheduler()
+            conferenceScheduler.addListener(conferenceSchedulerListener)
+            conferenceScheduler.account = account
+            // Will trigger the conference creation/update automatically
+            conferenceScheduler.info = conferenceInfo
+        }
+    }
 }
--- a/app/src/main/java/org/linphone/ui/main/viewmodel/AddressSelectionViewModel.kt
+++ b/app/src/main/java/org/linphone/ui/main/viewmodel/AddressSelectionViewModel.kt
@ -76,8 +76,7 @@ abstract class AddressSelectionViewModel @UiThread constructor() : DefaultAccoun
            applyFilter(
                currentFilter,
                if (limitSearchToLinphoneAccounts) corePreferences.defaultDomain else "",
-                magicSearchSourceFlags,
-                MagicSearch.Aggregation.Friend
+                magicSearchSourceFlags
            )
        }
    }
@ -109,7 +108,9 @@ abstract class AddressSelectionViewModel @UiThread constructor() : DefaultAccoun

    @UiThread
    fun clearFilter() {
-        searchFilter.value = ""
+        if (searchFilter.value.orEmpty().isNotEmpty()) {
+            searchFilter.value = ""
+        }
    }

    @UiThread
@ -185,8 +186,7 @@ abstract class AddressSelectionViewModel @UiThread constructor() : DefaultAccoun
            applyFilter(
                filter,
                if (limitSearchToLinphoneAccounts) corePreferences.defaultDomain else "",
-                magicSearchSourceFlags,
-                MagicSearch.Aggregation.Friend
+                magicSearchSourceFlags
            )
        }
    }
@ -195,8 +195,7 @@ abstract class AddressSelectionViewModel @UiThread constructor() : DefaultAccoun
    private fun applyFilter(
        filter: String,
        domain: String,
-        sources: Int,
-        aggregation: MagicSearch.Aggregation
+        sources: Int
    ) {
        if (previousFilter.isNotEmpty() && (
            previousFilter.length > filter.length ||
@ -215,7 +214,7 @@ abstract class AddressSelectionViewModel @UiThread constructor() : DefaultAccoun
            filter,
            domain,
            sources,
-            aggregation
+            MagicSearch.Aggregation.Friend
        )
    }

--- a/app/src/main/java/org/linphone/utils/DialogUtils.kt
+++ b/app/src/main/java/org/linphone/utils/DialogUtils.kt
@ -44,14 +44,14 @@ import org.linphone.databinding.DialogPickNumberOrAddressBinding
 import org.linphone.databinding.DialogRemoveAccountBinding
 import org.linphone.databinding.DialogRemoveAllCallLogsBinding
 import org.linphone.databinding.DialogRemoveCallLogsBinding
-import org.linphone.databinding.DialogSetOrEditGroupConversationSubjectBindingImpl
+import org.linphone.databinding.DialogSetOrEditGroupSubjectBindingImpl
 import org.linphone.databinding.DialogUpdateAvailableBinding
 import org.linphone.ui.assistant.model.AcceptConditionsAndPolicyDialogModel
 import org.linphone.ui.assistant.model.ConfirmPhoneNumberDialogModel
 import org.linphone.ui.call.model.ZrtpSasConfirmationDialogModel
-import org.linphone.ui.main.chat.model.ConversationSetOrEditSubjectDialogModel
 import org.linphone.ui.main.contacts.model.NumberOrAddressPickerDialogModel
 import org.linphone.ui.main.contacts.model.TrustCallDialogModel
+import org.linphone.ui.main.fragment.GroupSetOrEditSubjectDialogModel
 import org.linphone.ui.main.history.model.ConfirmationDialogModel

 class DialogUtils {
@ -268,13 +268,13 @@ class DialogUtils {
        }

        @UiThread
-        fun getSetOrEditConversationSubjectDialog(
+        fun getSetOrEditGroupSubjectDialog(
            context: Context,
-            viewModel: ConversationSetOrEditSubjectDialogModel
+            viewModel: GroupSetOrEditSubjectDialogModel
        ): Dialog {
-            val binding: DialogSetOrEditGroupConversationSubjectBindingImpl = DataBindingUtil.inflate(
+            val binding: DialogSetOrEditGroupSubjectBindingImpl = DataBindingUtil.inflate(
                LayoutInflater.from(context),
-                R.layout.dialog_set_or_edit_group_conversation_subject,
+                R.layout.dialog_set_or_edit_group_subject,
                null,
                false
            )
--- a/app/src/main/res/layout/dialog_set_or_edit_group_conversation_subject.xml
+++ b/app/src/main/res/layout/dialog_set_or_edit_group_conversation_subject.xml
@ -8,7 +8,7 @@
        <import type="android.graphics.Typeface" />
        <variable
            name="viewModel"
-            type="org.linphone.ui.main.chat.model.ConversationSetOrEditSubjectDialogModel" />
+            type="org.linphone.ui.main.fragment.GroupSetOrEditSubjectDialogModel" />
    </data>

    <androidx.constraintlayout.widget.ConstraintLayout
@ -37,7 +37,7 @@
            android:layout_height="wrap_content"
            android:layout_marginStart="15dp"
            android:paddingTop="@dimen/dialog_top_bottom_margin"
-            android:text="@{viewModel.isEdit ? @string/dialog_group_conversation_edit_subject : @string/dialog_group_conversation_set_subject, default=@string/dialog_group_conversation_set_subject}"
+            android:text="@{viewModel.isGroupConversation ? viewModel.isEdit ? @string/dialog_group_conversation_edit_subject : @string/dialog_group_conversation_set_subject : @string/dialog_group_call_set_subject, default=@string/dialog_group_conversation_set_subject}"
            app:layout_constraintVertical_chainStyle="packed"
            app:layout_constraintBottom_toTopOf="@id/subject"
            app:layout_constraintStart_toStartOf="@id/dialog_background"
@ -54,7 +54,7 @@
            android:layout_marginTop="5dp"
            android:paddingStart="20dp"
            android:paddingEnd="20dp"
-            android:hint="@string/dialog_group_conversation_subject_hint"
+            android:hint="@{viewModel.isGroupConversation ? @string/dialog_group_conversation_subject_hint : @string/dialog_group_call_subject_hint, default=@string/dialog_group_conversation_subject_hint}"
            android:text="@={viewModel.subject, default=`Lorem Ipsum`}"
            android:textSize="14sp"
            android:textColor="?attr/color_main2_600"
--- a/app/src/main/res/layout/history_list_cell.xml
+++ b/app/src/main/res/layout/history_list_cell.xml
@ -109,8 +109,9 @@
            android:layout_width="@dimen/icon_size"
            android:layout_height="@dimen/icon_size"
            android:layout_marginEnd="6dp"
-            android:src="@{model.wasConference ? @drawable/meeting : @drawable/phone, default=@drawable/phone}"
+            android:src="@drawable/phone"
            app:tint="?attr/color_main2_500"
+            android:visibility="@{model.wasConference ? View.GONE : View.VISIBLE}"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintTop_toTopOf="@id/name"
            app:layout_constraintBottom_toBottomOf="@id/date_time" />
--- a/app/src/main/res/layout/start_call_fragment.xml
+++ b/app/src/main/res/layout/start_call_fragment.xml
@ -11,6 +11,9 @@
        <variable
            name="hideNumpadClickListener"
            type="View.OnClickListener" />
+        <variable
+            name="askForGroupCallSubjectClickListener"
+            type="View.OnClickListener" />
        <variable
            name="viewModel"
            type="org.linphone.ui.main.history.viewmodel.StartCallViewModel" />
@ -25,27 +28,34 @@
            android:layout_height="match_parent"
            android:background="?attr/color_main2_000">

+            <androidx.constraintlayout.widget.Group
+                android:id="@+id/multiple_selection_group"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                app:constraint_referenced_ids="multiple_selection, multiple_selection_count"
+                android:visibility="@{viewModel.multipleSelectionMode ? View.VISIBLE : View.GONE, default=gone}" />
+
            <ImageView
                android:id="@+id/back"
                android:layout_width="wrap_content"
-                android:layout_height="0dp"
+                android:layout_height="@dimen/top_bar_height"
                android:adjustViewBounds="true"
                android:onClick="@{backClickListener}"
                android:padding="15dp"
                android:src="@drawable/caret_left"
                app:tint="?attr/color_main1_500"
-                app:layout_constraintBottom_toBottomOf="@id/title"
                app:layout_constraintStart_toStartOf="parent"
-                app:layout_constraintTop_toTopOf="@id/title" />
+                app:layout_constraintTop_toTopOf="parent" />

            <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_height="wrap_content"
                android:layout_marginStart="10dp"
                android:layout_marginEnd="10dp"
                android:text="@{viewModel.title, default=@string/history_call_start_title}"
+                app:layout_constraintBottom_toBottomOf="@id/back"
                app:layout_constraintEnd_toEndOf="parent"
                app:layout_constraintStart_toEndOf="@id/back"
                app:layout_constraintTop_toTopOf="parent" />
@ -57,15 +67,44 @@
                app:layout_constraintBottom_toBottomOf="parent"
                app:layout_constraintEnd_toEndOf="parent"
                app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintTop_toBottomOf="@id/back" />
+
+            <androidx.appcompat.widget.AppCompatTextView
+                style="@style/default_text_style_300"
+                android:id="@+id/multiple_selection_count"
+                android:layout_width="0dp"
+                android:layout_height="wrap_content"
+                android:text="@{viewModel.selectionCount, default=`0 selected`}"
+                android:textSize="12sp"
+                android:textColor="?attr/color_main2_900"
+                app:layout_constraintStart_toStartOf="@id/title"
+                app:layout_constraintEnd_toEndOf="parent"
                app:layout_constraintTop_toBottomOf="@id/title" />

+            <HorizontalScrollView
+                android:id="@+id/multiple_selection"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:layout_marginTop="10dp"
+                app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintTop_toBottomOf="@id/multiple_selection_count">
+
+                <LinearLayout
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:orientation="horizontal"
+                    entries="@{viewModel.selection}"
+                    layout="@{@layout/address_selected_list_cell}"/>
+
+            </HorizontalScrollView>
+
            <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_marginTop="16dp"
                android:layout_marginEnd="20dp"
                android:background="@drawable/edit_text_background"
                android:drawableStart="@drawable/magnifying_glass"
@ -83,7 +122,7 @@
                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" />
+                app:layout_constraintTop_toBottomOf="@id/multiple_selection" />

            <ImageView
                android:id="@+id/numpad"
@ -116,7 +155,7 @@
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                app:constraint_referenced_ids="group_call_icon, gradient_background, group_call_label"
-                android:visibility="@{viewModel.hideGroupCallButton || viewModel.searchFilter.length() > 0 ? View.GONE : View.VISIBLE}" />
+                android:visibility="@{viewModel.hideGroupCallButton || viewModel.multipleSelectionMode || viewModel.searchFilter.length() > 0 ? View.GONE : View.VISIBLE}" />

            <!-- margin start must be half the size of the group_call_icon below -->
            <View
@ -132,6 +171,7 @@

            <ImageView
                android:id="@+id/group_call_icon"
+                android:onClick="@{() -> viewModel.switchToMultipleSelectionMode()}"
                android:layout_width="44dp"
                android:layout_height="44dp"
                android:layout_marginStart="16dp"
@ -146,6 +186,7 @@
            <androidx.appcompat.widget.AppCompatTextView
                style="@style/default_text_style_800"
                android:id="@+id/group_call_label"
+                android:onClick="@{() -> viewModel.switchToMultipleSelectionMode()}"
                android:layout_width="0dp"
                android:layout_height="wrap_content"
                android:layout_marginStart="16dp"
@ -198,6 +239,21 @@
                app:layout_constraintTop_toBottomOf="@id/group_call_icon"
                app:layout_constraintBottom_toBottomOf="parent" />

+            <com.google.android.material.floatingactionbutton.FloatingActionButton
+                android:id="@+id/create_group"
+                android:onClick="@{askForGroupCallSubjectClickListener}"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_gravity="end|bottom"
+                android:layout_margin="16dp"
+                android:visibility="@{viewModel.multipleSelectionMode &amp;&amp; viewModel.startGroupCallButtonEnabled ? View.VISIBLE : View.GONE, default=gone}"
+                android:src="@drawable/check"
+                app:tint="?attr/color_on_main"
+                app:backgroundTint="?attr/color_main1_500"
+                app:shapeAppearanceOverlay="@style/rounded"
+                app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintBottom_toBottomOf="parent" />
+
        </androidx.constraintlayout.widget.ConstraintLayout>

        <include
@ -206,6 +262,10 @@
            bind:model="@{viewModel.numpadModel}"
            layout="@layout/start_call_numpad_bottom_sheet" />

+        <include
+            layout="@layout/operation_in_progress"
+            bind:visibility="@{viewModel.operationInProgress}" />
+
    </androidx.coordinatorlayout.widget.CoordinatorLayout>

 </layout>
--- a/app/src/main/res/layout/start_chat_fragment.xml
+++ b/app/src/main/res/layout/start_chat_fragment.xml
@ -229,7 +229,7 @@
                android:layout_height="wrap_content"
                android:layout_gravity="end|bottom"
                android:layout_margin="16dp"
-                android:visibility="@{viewModel.multipleSelectionMode &amp;&amp; viewModel.groupChatRoomCreateButtonEnabled ? View.VISIBLE : View.GONE, default=gone}"
+                android:visibility="@{viewModel.multipleSelectionMode &amp;&amp; viewModel.createGroupConversationButtonEnabled ? View.VISIBLE : View.GONE, default=gone}"
                android:src="@drawable/check"
                app:tint="?attr/color_on_main"
                app:backgroundTint="?attr/color_main1_500"
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@ -123,6 +123,8 @@
    <string name="dialog_group_conversation_edit_subject">Edit conversation subject</string>
    <string name="dialog_group_conversation_subject_hint">Conversation subject</string>
    <string name="dialog_group_conversation_edit_subject_confirm_button">Confirm</string>
+    <string name="dialog_group_call_set_subject">Set group call subject</string>
+    <string name="dialog_group_call_subject_hint">Group call subject</string>

    <string name="toast_assistant_qr_code_invalid">Invalid QR code!</string>
    <string name="toast_sip_address_copied_to_clipboard">SIP address copied into clipboard</string>