Sync phone contacts and enable chat deletion

android/app/build.gradle.kts

@@ -22,8 +22,8 @@ android {
         applicationId = "xyz.kusoft.qmax"
         minSdk = 26
         targetSdk = 36
-        versionCode = 52
+        versionCode = 54
-        versionName = "0.1.51"
+        versionName = "0.1.53"
 
         buildConfigField("String", "QMAX_DEFAULT_SERVER_URL", "\"https://qmax.kusoft.xyz\"")
         buildConfigField("String", "QMAX_DEFAULT_PAIRING_CODE", "\"qmax-MxRq4h2HQBEIFs6k\"")

android/app/src/main/AndroidManifest.xml

@@ -2,6 +2,7 @@
     <uses-permission android:name="android.permission.INTERNET" />
     <uses-permission android:name="android.permission.POST_NOTIFICATIONS" />
     <uses-permission android:name="android.permission.RECORD_AUDIO" />
+    <uses-permission android:name="android.permission.READ_CONTACTS" />
     <uses-permission android:name="android.permission.READ_MEDIA_IMAGES" />
     <uses-permission android:name="android.permission.READ_MEDIA_VIDEO" />
     <uses-permission android:name="android.permission.REQUEST_INSTALL_PACKAGES" />

android/app/src/main/java/xyz/kusoft/qmax/MainActivity.kt

@@ -2,6 +2,7 @@ package xyz.kusoft.qmax
 
 import android.Manifest
 import android.content.Intent
+import android.content.ContentResolver
 import android.content.pm.PackageManager
 import android.graphics.BitmapFactory
 import android.media.MediaRecorder
@@ -9,6 +10,7 @@ import android.net.Uri
 import android.os.Build
 import android.os.Bundle
 import android.provider.OpenableColumns
+import android.provider.ContactsContract
 import android.view.WindowManager
 import android.widget.Toast
 import androidx.activity.compose.BackHandler
@@ -78,6 +80,7 @@ import androidx.compose.material.icons.filled.MoreVert
 import androidx.compose.material.icons.filled.NotificationsOff
 import androidx.compose.material.icons.filled.Pause
 import androidx.compose.material.icons.filled.Person
+import androidx.compose.material.icons.filled.PersonAdd
 import androidx.compose.material.icons.filled.PlayArrow
 import androidx.compose.material.icons.filled.PushPin
 import androidx.compose.material.icons.filled.Search
@@ -169,6 +172,7 @@ import xyz.kusoft.qmax.core.model.ContactDto
 import xyz.kusoft.qmax.core.model.MaxBridgeStatusDto
 import xyz.kusoft.qmax.core.model.MaxChannelSearchResultDto
 import xyz.kusoft.qmax.core.model.MessageDto
+import xyz.kusoft.qmax.core.model.PhoneContactDto
 import xyz.kusoft.qmax.core.model.QMaxSession
 import xyz.kusoft.qmax.ui.QMaxUiState
 import xyz.kusoft.qmax.ui.QMaxViewModel
@@ -217,6 +221,39 @@ class MainActivity : ComponentActivity() {
 
 private fun Intent?.chatIdExtra(): String? = this?.getStringExtra("chatId")?.takeIf { it.isNotBlank() }
 
+private fun readPhoneContacts(contentResolver: ContentResolver): List<PhoneContactDto> {
+    val projection = arrayOf(
+        ContactsContract.CommonDataKinds.Phone.DISPLAY_NAME,
+        ContactsContract.CommonDataKinds.Phone.NUMBER,
+        ContactsContract.CommonDataKinds.Phone.NORMALIZED_NUMBER
+    )
+    val seenNumbers = mutableSetOf<String>()
+    val result = mutableListOf<PhoneContactDto>()
+    contentResolver.query(
+        ContactsContract.CommonDataKinds.Phone.CONTENT_URI,
+        projection,
+        null,
+        null,
+        "${ContactsContract.CommonDataKinds.Phone.DISPLAY_NAME} COLLATE LOCALIZED ASC"
+    )?.use { cursor ->
+        val nameIndex = cursor.getColumnIndex(ContactsContract.CommonDataKinds.Phone.DISPLAY_NAME)
+        val numberIndex = cursor.getColumnIndex(ContactsContract.CommonDataKinds.Phone.NUMBER)
+        val normalizedIndex = cursor.getColumnIndex(ContactsContract.CommonDataKinds.Phone.NORMALIZED_NUMBER)
+        while (cursor.moveToNext()) {
+            val rawNumber = (cursor.getString(normalizedIndex)?.takeIf { it.isNotBlank() }
+                ?: cursor.getString(numberIndex)).orEmpty()
+            val normalizedNumber = rawNumber.filter { it.isDigit() || it == '+' }
+            if (normalizedNumber.isBlank() || !seenNumbers.add(normalizedNumber)) continue
+            val displayName = cursor.getString(nameIndex)?.trim().orEmpty().ifBlank { normalizedNumber }
+            result += PhoneContactDto(
+                phoneNumber = normalizedNumber,
+                firstName = displayName
+            )
+        }
+    }
+    return result
+}
+
 @Composable
 private fun QMaxApp(vm: QMaxViewModel) {
     val state by vm.state
@@ -344,7 +381,8 @@ private fun LoginScreen(vm: QMaxViewModel) {
 }
 
 private enum class ChatBulkUiAction {
-    ClearHistory
+    ClearHistory,
+    DeleteChats
 }
 
 private enum class MainTab {
@@ -362,6 +400,7 @@ private fun ChatListScreen(vm: QMaxViewModel) {
     var menuOpen by remember { mutableStateOf(false) }
     var selectionMenuOpen by remember { mutableStateOf(false) }
     var pendingBulkAction by remember { mutableStateOf<ChatBulkUiAction?>(null) }
+    var pendingContactRemoval by remember { mutableStateOf<ContactDto?>(null) }
     var searchMode by remember { mutableStateOf(false) }
     var newChatOpen by remember { mutableStateOf(false) }
     val filteredChats = remember(state.chats, state.searchQuery, activeTab) {
@@ -392,6 +431,29 @@ private fun ChatListScreen(vm: QMaxViewModel) {
             }
         }
     }
+    val context = LocalContext.current
+    val scope = rememberCoroutineScope()
+    val importPhoneContacts: () -> Unit = {
+        scope.launch {
+            val contacts = withContext(Dispatchers.IO) { readPhoneContacts(context.contentResolver) }
+            vm.importPhoneContacts(contacts)
+        }
+        Unit
+    }
+    val contactsPermissionLauncher = rememberLauncherForActivityResult(ActivityResultContracts.RequestPermission()) { granted ->
+        if (granted) {
+            importPhoneContacts()
+        } else {
+            vm.reportContactsPermissionDenied()
+        }
+    }
+    val requestPhoneContactsImport: () -> Unit = {
+        if (ContextCompat.checkSelfPermission(context, Manifest.permission.READ_CONTACTS) == PackageManager.PERMISSION_GRANTED) {
+            importPhoneContacts()
+        } else {
+            contactsPermissionLauncher.launch(Manifest.permission.READ_CONTACTS)
+        }
+    }
 
     LaunchedEffect(activeTab, state.searchQuery) {
         if (activeTab == MainTab.Channels) {
@@ -401,6 +463,12 @@ private fun ChatListScreen(vm: QMaxViewModel) {
         }
     }
 
+    LaunchedEffect(activeTab, state.session?.userName) {
+        if (activeTab == MainTab.Contacts && state.session != null) {
+            requestPhoneContactsImport()
+        }
+    }
+
     TelegramChatListContent(
         state = state,
         filteredChats = filteredChats,
@@ -410,7 +478,7 @@ private fun ChatListScreen(vm: QMaxViewModel) {
         onMenuOpenChange = { menuOpen = it },
         onRefresh = {
             vm.loadChats()
-            vm.loadContacts()
+            if (activeTab == MainTab.Contacts) requestPhoneContactsImport()
         },
         onCheckUpdates = vm::checkArgusUpdate,
         onRefreshMaxStatus = vm::loadMaxStatus,
@@ -427,6 +495,9 @@ private fun ChatListScreen(vm: QMaxViewModel) {
         },
         onOpenChat = vm::openChat,
         onOpenContact = vm::openContact,
+        onImportPhoneContacts = requestPhoneContactsImport,
+        onAddContact = vm::addContact,
+        onRemoveContact = { pendingContactRemoval = it },
         onNewChat = {
             activeTab = MainTab.Contacts
             vm.updateSearchQuery("")
@@ -440,6 +511,10 @@ private fun ChatListScreen(vm: QMaxViewModel) {
         onClearSelectedHistory = {
             selectionMenuOpen = false
             pendingBulkAction = ChatBulkUiAction.ClearHistory
+        },
+        onDeleteSelectedChats = {
+            selectionMenuOpen = false
+            pendingBulkAction = ChatBulkUiAction.DeleteChats
         }
     )
 
@@ -451,6 +526,7 @@ private fun ChatListScreen(vm: QMaxViewModel) {
                 Text(
                     when (action) {
                         ChatBulkUiAction.ClearHistory -> "Очистить историю"
+                        ChatBulkUiAction.DeleteChats -> "Удалить чаты"
                     }
                 )
             },
@@ -458,6 +534,7 @@ private fun ChatListScreen(vm: QMaxViewModel) {
                 Text(
                     when (action) {
                         ChatBulkUiAction.ClearHistory -> "Очистить историю в выбранных чатах: $selectedCount?"
+                        ChatBulkUiAction.DeleteChats -> "Удалить выбранные чаты из MAX: $selectedCount? Это действие нельзя отменить."
                     }
                 )
             },
@@ -467,12 +544,14 @@ private fun ChatListScreen(vm: QMaxViewModel) {
                         pendingBulkAction = null
                         when (action) {
                             ChatBulkUiAction.ClearHistory -> vm.clearSelectedChatHistories()
+                            ChatBulkUiAction.DeleteChats -> vm.deleteSelectedChats()
                         }
                     }
                 ) {
                     Text(
                         when (action) {
-                            ChatBulkUiAction.ClearHistory -> "Очистить"
+                        ChatBulkUiAction.ClearHistory -> "Очистить"
+                        ChatBulkUiAction.DeleteChats -> "Удалить"
                         }
                     )
                 }
@@ -485,6 +564,23 @@ private fun ChatListScreen(vm: QMaxViewModel) {
         )
     }
 
+    pendingContactRemoval?.let { contact ->
+        AlertDialog(
+            onDismissRequest = { pendingContactRemoval = null },
+            title = { Text("Удалить контакт") },
+            text = { Text("Удалить ${contact.displayName} из контактов MAX? Чат и сообщения останутся.") },
+            confirmButton = {
+                TextButton(onClick = {
+                    pendingContactRemoval = null
+                    vm.removeContact(contact)
+                }) { Text("Удалить") }
+            },
+            dismissButton = {
+                TextButton(onClick = { pendingContactRemoval = null }) { Text("Отмена") }
+            }
+        )
+    }
+
     if (newChatOpen) {
         NewChatDialog(
             vm = vm,
@@ -659,6 +755,9 @@ private fun TelegramChatListContent(
     onTabSelected: (MainTab) -> Unit,
     onOpenChat: (ChatDto) -> Unit,
     onOpenContact: (ContactDto) -> Unit,
+    onImportPhoneContacts: () -> Unit,
+    onAddContact: (ContactDto) -> Unit,
+    onRemoveContact: (ContactDto) -> Unit,
     onNewChat: () -> Unit,
     onCacheAvatar: (String) -> Unit,
     selectionMenuOpen: Boolean,
@@ -666,7 +765,8 @@ private fun TelegramChatListContent(
     onClearSelection: () -> Unit,
     onToggleChatSelection: (String) -> Unit,
     onBeginChatSelection: (String) -> Unit,
-    onClearSelectedHistory: () -> Unit
+    onClearSelectedHistory: () -> Unit,
+    onDeleteSelectedChats: () -> Unit
 ) {
     val selectedCount = state.selectedChatIds.size
     val listTab = activeTab != MainTab.Settings
@@ -698,7 +798,8 @@ private fun TelegramChatListContent(
                     menuOpen = selectionMenuOpen,
                     onMenuOpenChange = onSelectionMenuOpenChange,
                     onClearSelection = onClearSelection,
-                    onClearHistory = onClearSelectedHistory
+                    onClearHistory = onClearSelectedHistory,
+                    onDeleteChats = onDeleteSelectedChats
                 )
             } else {
                 TelegramLikeHeader(
@@ -762,6 +863,8 @@ private fun TelegramChatListContent(
                                 session = state.session,
                                 cachedAvatarPaths = state.cachedAvatarPaths,
                                 onCacheAvatar = onCacheAvatar,
+                                onAdd = { onAddContact(contact) },
+                                onRemove = { onRemoveContact(contact) },
                                 onClick = { onOpenContact(contact) }
                             )
                         }
@@ -798,6 +901,19 @@ private fun TelegramChatListContent(
                     .padding(end = 22.dp, bottom = 96.dp),
                 onNewChat = onNewChat
             )
+        } else if (activeTab == MainTab.Contacts) {
+            FloatingActionButton(
+                onClick = onImportPhoneContacts,
+                containerColor = QMaxBlue,
+                contentColor = Color.White,
+                shape = CircleShape,
+                modifier = Modifier
+                    .align(Alignment.BottomEnd)
+                    .navigationBarsPadding()
+                    .padding(end = 22.dp, bottom = 96.dp)
+            ) {
+                Icon(Icons.Filled.Refresh, contentDescription = "Синхронизировать контакты телефона")
+            }
         }
         TelegramBottomNavigation(
             modifier = Modifier
@@ -902,7 +1018,8 @@ private fun ChatSelectionHeader(
     menuOpen: Boolean,
     onMenuOpenChange: (Boolean) -> Unit,
     onClearSelection: () -> Unit,
-    onClearHistory: () -> Unit
+    onClearHistory: () -> Unit,
+    onDeleteChats: () -> Unit
 ) {
     Row(
         modifier = Modifier
@@ -951,6 +1068,13 @@ private fun ChatSelectionHeader(
                         onClearHistory()
                     }
                 )
+                DropdownMenuItem(
+                    text = { Text("Удалить чат") },
+                    onClick = {
+                        onMenuOpenChange(false)
+                        onDeleteChats()
+                    }
+                )
             }
         }
     }
@@ -1004,6 +1128,8 @@ private fun ContactRow(
     session: QMaxSession?,
     cachedAvatarPaths: Map<String, String>,
     onCacheAvatar: (String) -> Unit,
+    onAdd: () -> Unit,
+    onRemove: () -> Unit,
     onClick: () -> Unit
 ) {
     val subtitle = contact.status?.takeIf { it.isNotBlank() }
@@ -1043,6 +1169,13 @@ private fun ContactRow(
                 overflow = TextOverflow.Ellipsis
             )
         }
+        IconButton(onClick = if (contact.isSavedContact) onRemove else onAdd) {
+            Icon(
+                if (contact.isSavedContact) Icons.Filled.Delete else Icons.Filled.PersonAdd,
+                contentDescription = if (contact.isSavedContact) "Удалить из MAX" else "Добавить в MAX",
+                tint = if (contact.isSavedContact) QMaxMuted else QMaxBlue
+            )
+        }
         Icon(Icons.Filled.Chat, contentDescription = "Открыть чат", tint = QMaxBlue)
     }
 }

android/app/src/main/java/xyz/kusoft/qmax/core/QMaxRepository.kt

@@ -27,6 +27,7 @@ import xyz.kusoft.qmax.core.model.AuthResponse
 import xyz.kusoft.qmax.core.model.ChatDto
 import xyz.kusoft.qmax.core.model.ChatPresenceDto
 import xyz.kusoft.qmax.core.model.ContactDto
+import xyz.kusoft.qmax.core.model.PhoneContactDto
 import xyz.kusoft.qmax.core.model.MaxBridgeStatusDto
 import xyz.kusoft.qmax.core.model.MaxChannelSearchResultDto
 import xyz.kusoft.qmax.core.model.MessageDto
@@ -96,6 +97,18 @@ class QMaxRepository(
         return withFreshSession(session) { api.contacts(it.serverUrl, it.accessToken) }
     }
 
+    suspend fun importContacts(session: QMaxSession, contacts: List<PhoneContactDto>): List<ContactDto> {
+        return withFreshSession(session) { api.importContacts(it.serverUrl, it.accessToken, contacts) }
+    }
+
+    suspend fun addContact(session: QMaxSession, userId: String): ContactDto {
+        return withFreshSession(session) { api.addContact(it.serverUrl, it.accessToken, userId) }
+    }
+
+    suspend fun removeContact(session: QMaxSession, userId: String) {
+        withFreshSession(session) { api.removeContact(it.serverUrl, it.accessToken, userId) }
+    }
+
     suspend fun createChat(session: QMaxSession, externalId: String, title: String, avatarUrl: String? = null): ChatDto {
         val chat = withFreshSession(session) {
             api.createDirect(it.serverUrl, it.accessToken, externalId, title, avatarUrl)
@@ -144,6 +157,15 @@ class QMaxRepository(
         }
     }
 
+    suspend fun deleteChats(session: QMaxSession, chatIds: Collection<String>) {
+        val ids = chatIds.filter(String::isNotBlank).distinct()
+        if (ids.isEmpty()) return
+        withFreshSession(session) { api.deleteChats(it.serverUrl, it.accessToken, ids) }
+        val remainingChats = cachedChats(session).filterNot { it.id in ids }
+        messageCache.saveChats(session, orderedChats(remainingChats))
+        messageCache.clearMessages(session, ids)
+    }
+
     suspend fun searchMessages(session: QMaxSession, chatId: String, query: String): List<MessageDto> {
         val messages = withFreshSession(session) { api.searchMessages(it.serverUrl, it.accessToken, chatId, query) }
         messages.forEach { messageCache.upsertMessage(session, it) }

android/app/src/main/java/xyz/kusoft/qmax/core/model/Models.kt

@@ -56,9 +56,23 @@ data class ContactDto(
     val displayName: String,
     val avatarUrl: String? = null,
     val phoneNumber: String? = null,
-    val status: String? = null
+    val status: String? = null,
+    val isSavedContact: Boolean = false
 )
 
+@Serializable
+data class PhoneContactDto(
+    val phoneNumber: String,
+    val firstName: String,
+    val lastName: String? = null
+)
+
+@Serializable
+data class ImportPhoneContactsRequest(val contacts: List<PhoneContactDto>)
+
+@Serializable
+data class ContactUserRequest(val userId: String)
+
 @Serializable
 data class MessageDto(
     val id: String,

android/app/src/main/java/xyz/kusoft/qmax/core/network/QMaxApi.kt

@@ -27,13 +27,16 @@ import xyz.kusoft.qmax.core.model.ChatDto
 import xyz.kusoft.qmax.core.model.ChatPresenceDto
 import xyz.kusoft.qmax.core.model.CreateDirectChatRequest
 import xyz.kusoft.qmax.core.model.ContactDto
+import xyz.kusoft.qmax.core.model.ContactUserRequest
 import xyz.kusoft.qmax.core.model.DeviceLoginRequest
 import xyz.kusoft.qmax.core.model.EditMessageRequest
 import xyz.kusoft.qmax.core.model.ForwardMessageRequest
 import xyz.kusoft.qmax.core.model.MarkChatReadRequest
+import xyz.kusoft.qmax.core.model.ImportPhoneContactsRequest
 import xyz.kusoft.qmax.core.model.MaxBridgeStatusDto
 import xyz.kusoft.qmax.core.model.MaxChannelSearchResultDto
 import xyz.kusoft.qmax.core.model.MessageDto
+import xyz.kusoft.qmax.core.model.PhoneContactDto
 import xyz.kusoft.qmax.core.model.RegisterPushDeviceRequest
 import xyz.kusoft.qmax.core.model.SendMessageRequest
 import xyz.kusoft.qmax.core.model.SetReactionRequest
@@ -82,6 +85,18 @@ class QMaxApi {
         return get(sessionServerUrl, "/api/contacts", token)
     }
 
+    suspend fun importContacts(sessionServerUrl: String, token: String, contacts: List<PhoneContactDto>): List<ContactDto> {
+        return post(sessionServerUrl, "/api/contacts/import", token, ImportPhoneContactsRequest(contacts))
+    }
+
+    suspend fun addContact(sessionServerUrl: String, token: String, userId: String): ContactDto {
+        return post(sessionServerUrl, "/api/contacts/add", token, ContactUserRequest(userId))
+    }
+
+    suspend fun removeContact(sessionServerUrl: String, token: String, userId: String) {
+        postNoContent(sessionServerUrl, "/api/contacts/remove", token, ContactUserRequest(userId))
+    }
+
     suspend fun createDirect(
         sessionServerUrl: String,
         token: String,
@@ -104,6 +119,10 @@ class QMaxApi {
         postNoContent(sessionServerUrl, "/api/chats/clear-history", token, ChatBulkActionRequest(chatIds))
     }
 
+    suspend fun deleteChats(sessionServerUrl: String, token: String, chatIds: List<String>) {
+        postNoContent(sessionServerUrl, "/api/chats/delete", token, ChatBulkActionRequest(chatIds))
+    }
+
     suspend fun searchMessages(sessionServerUrl: String, token: String, chatId: String, query: String): List<MessageDto> {
         val encodedQuery = URLEncoder.encode(query, StandardCharsets.UTF_8.toString())
         return get(sessionServerUrl, "/api/chats/$chatId/search?q=$encodedQuery", token)

android/app/src/main/java/xyz/kusoft/qmax/ui/QMaxViewModel.kt

@@ -21,6 +21,7 @@ import xyz.kusoft.qmax.core.model.MaxBridgeStatusDto
 import xyz.kusoft.qmax.core.model.MaxChannelSearchResultDto
 import xyz.kusoft.qmax.core.model.MessageDeletedDto
 import xyz.kusoft.qmax.core.model.MessageDto
+import xyz.kusoft.qmax.core.model.PhoneContactDto
 import xyz.kusoft.qmax.core.model.QMaxSession
 import xyz.kusoft.qmax.core.network.QMaxHttpException
 import xyz.kusoft.qmax.core.realtime.QMaxRealtimeClient
@@ -420,6 +421,64 @@ class QMaxViewModel(private val repository: QMaxRepository) : ViewModel() {
         loadChats()
     }
 
+    fun reportContactsPermissionDenied() {
+        state.value = state.value.copy(
+            contactsLoading = false,
+            contactsError = "Разрешите QMAX доступ к контактам телефона и обновите список"
+        )
+    }
+
+    fun importPhoneContacts(contacts: List<PhoneContactDto>) = viewModelScope.launch {
+        state.value = state.value.copy(contactsLoading = true, contactsError = null, error = null)
+        if (contacts.isEmpty()) {
+            state.value = state.value.copy(
+                contacts = emptyList(),
+                contactsLoading = false,
+                contactsError = "В телефонной книге нет контактов с номерами"
+            )
+            return@launch
+        }
+        try {
+            val session = requireSession()
+            val imported = repository.importContacts(session, contacts)
+            state.value = state.value.copy(
+                contacts = imported.sortedBy { it.displayName.lowercase() },
+                contactsLoading = false,
+                contactsError = if (imported.isEmpty()) {
+                    "MAX не сопоставил ни один из ${contacts.size} номеров телефонной книги"
+                } else {
+                    null
+                },
+                updateMessage = "MAX сопоставил контактов: ${imported.size}"
+            )
+        } catch (error: Throwable) {
+            if (error is CancellationException) throw error
+            Log.w(LogTag, "Phone contacts import failed", error)
+            state.value = state.value.copy(
+                contactsLoading = false,
+                contactsError = error.message ?: "Не удалось синхронизировать контакты"
+            )
+        }
+    }
+
+    fun addContact(contact: ContactDto) = launchLoading(false) {
+        val session = requireSession()
+        val updated = repository.addContact(session, contact.userId)
+        state.value = state.value.copy(
+            contacts = state.value.contacts.map { if (it.userId == updated.userId) updated else it }
+        )
+    }
+
+    fun removeContact(contact: ContactDto) = launchLoading(false) {
+        val session = requireSession()
+        repository.removeContact(session, contact.userId)
+        state.value = state.value.copy(
+            contacts = state.value.contacts.map {
+                if (it.userId == contact.userId) it.copy(isSavedContact = false) else it
+            }
+        )
+    }
+
     fun openChat(chat: ChatDto) {
         saveCurrentDraft()
         chatSearchJob?.cancel()
@@ -550,6 +609,17 @@ class QMaxViewModel(private val repository: QMaxRepository) : ViewModel() {
         refreshChats(showLoading = false)
     }
 
+    fun deleteSelectedChats() = launchLoading(false) {
+        val session = requireSession()
+        val ids = state.value.selectedChatIds
+        if (ids.isEmpty()) return@launchLoading
+        repository.deleteChats(session, ids)
+        state.value = state.value.copy(
+            chats = state.value.chats.filterNot { it.id in ids },
+            selectedChatIds = emptySet()
+        )
+    }
+
     fun loadMessages(showLoading: Boolean = true, forceHydrate: Boolean = false) = launchLoading(showLoading) {
         if (!showLoading && state.value.sendingMessage) {
             return@launchLoading

pymax-worker/src/server.py

@@ -2,6 +2,7 @@ from __future__ import annotations
 
 import asyncio
 import base64
+import json
 import mimetypes
 import os
 import pathlib
@@ -18,12 +19,14 @@ from typing import Any
 import aiohttp
 from aiohttp import web
 from pymax import Client, ExtraConfig, File, Photo, SyncOverrides, Video
+from pymax.types import ContactInfo
 
 
 PORT = int(os.environ.get("PORT", "3002"))
 PHONE_NUMBER = os.environ.get("PYMAX_PHONE_NUMBER") or os.environ.get("QMAX_MAX_PHONE_NUMBER") or ""
 SESSION_DIR = pathlib.Path(os.environ.get("PYMAX_SESSION_DIR", "/data/pymax-session"))
 SESSION_NAME = os.environ.get("PYMAX_SESSION_NAME", "session.db")
+PHONE_CONTACT_IDS_FILE = SESSION_DIR / "phone-contact-ids.json"
 CHAT_FETCH_LIMIT = int(os.environ.get("PYMAX_CHAT_FETCH_LIMIT", "350"))
 HISTORY_LIMIT = int(os.environ.get("PYMAX_HISTORY_LIMIT", "80"))
 SEND_ROOTS = [pathlib.Path(p) for p in os.environ.get("PYMAX_SEND_ROOTS", "/qmax-data:/tmp").split(":") if p]
@@ -56,6 +59,11 @@ def normalize_phone(phone: str) -> str:
     return phone.strip()
 
 
+def phone_key(phone: Any) -> str:
+    normalized = normalize_phone(str(phone or ""))
+    return "".join(ch for ch in normalized if ch.isdigit())
+
+
 def is_expired_session_error(error: str | None) -> bool:
     text = (error or "").lower()
     return any(
@@ -253,7 +261,13 @@ def user_avatar_url(user: Any) -> str | None:
     return first_text(data.get("base_url"), data.get("base_raw_url"))
 
 
-def contact_result(contact: Any, me_id: int, external_chat_id: Any | None = None) -> dict[str, Any] | None:
+def contact_result(
+    contact: Any,
+    me_id: int,
+    external_chat_id: Any | None = None,
+    *,
+    is_saved_contact: bool = False,
+) -> dict[str, Any] | None:
     data = dump_model(contact)
     contact_id = coerce_int(data.get("id") or getattr(contact, "id", None))
     if contact_id is None or contact_id <= 0 or contact_id == me_id:
@@ -265,6 +279,7 @@ def contact_result(contact: Any, me_id: int, external_chat_id: Any | None = None
         "avatarUrl": user_avatar_url(contact),
         "phoneNumber": first_text(data.get("phone")),
         "status": first_text(data.get("status"), data.get("description")),
+        "isSavedContact": is_saved_contact,
     }
 
 
@@ -523,10 +538,6 @@ def normalize_chat_kind(chat: Any) -> str:
     return "MaxDialog"
 
 
-def is_direct_dialog(chat: Any) -> bool:
-    return value_name(getattr(chat, "type", "")).upper() == "DIALOG"
-
-
 def normalize_attachment_kind(att: Any) -> str:
     data = dump_model(att)
     raw_type = value_name(data.get("type") or data.get("_type") or getattr(att, "type", "")).lower()
@@ -935,27 +946,151 @@ async def contacts(_request: web.Request) -> web.Response:
     me_id = get_me_user_id(client)
     if me_id is None:
         return json_response({"success": False, "error": "MAX profile has no user id."}, status=503)
-
+    matched_ids = load_phone_contact_ids()
-    by_user_id: dict[str, dict[str, Any]] = {}
+    if not matched_ids:
-    for contact in client.contacts:
+        return json_response([])
-        normalized = contact_result(contact, me_id) if contact is not None else None
+    users = await client.get_users(sorted(matched_ids))
-        if normalized is not None:
+    saved_ids = {
-            by_user_id[normalized["userId"]] = normalized
+        coerce_int(dump_model(contact).get("id") or getattr(contact, "id", None))
-
+        for contact in client.contacts
-    chats = await fetch_chat_pages(client, CHAT_FETCH_LIMIT)
+        if contact is not None
-    direct_chats = [chat for chat in chats if is_direct_dialog(chat)]
+    }
-    user_map = await build_user_map(client, direct_chats)
+    result = [
-    for chat in direct_chats:
+        normalized
-        contact = chat_other_user(chat, user_map, me_id)
+        for contact in users
-        normalized = contact_result(contact, me_id, getattr(chat, "id", None)) if contact is not None else None
+        if (normalized := contact_result(
-        if normalized is not None:
+            contact,
-            by_user_id.setdefault(normalized["userId"], normalized)
+            me_id,
-
+            is_saved_contact=coerce_int(dump_model(contact).get("id") or getattr(contact, "id", None)) in saved_ids,
-    result = list(by_user_id.values())
+        )) is not None
+    ]
     result.sort(key=lambda item: item["displayName"].casefold())
     return json_response(result)
 
 
+def load_phone_contact_ids() -> set[int]:
+    try:
+        values = json.loads(PHONE_CONTACT_IDS_FILE.read_text(encoding="utf-8"))
+    except (OSError, ValueError, TypeError):
+        return set()
+    return {value for item in values if (value := coerce_int(item)) is not None and value > 0}
+
+
+def save_phone_contact_ids(contact_ids: set[int]) -> None:
+    SESSION_DIR.mkdir(parents=True, exist_ok=True)
+    part_path = PHONE_CONTACT_IDS_FILE.with_suffix(".json.part")
+    part_path.write_text(json.dumps(sorted(contact_ids)), encoding="utf-8")
+    part_path.replace(PHONE_CONTACT_IDS_FILE)
+
+
+def append_saved_contacts(client: Client, contacts: list[Any]) -> None:
+    saved = client.contacts
+    saved_ids = {
+        coerce_int(dump_model(contact).get("id") or getattr(contact, "id", None))
+        for contact in saved
+        if contact is not None
+    }
+    for contact in contacts:
+        contact_id = coerce_int(dump_model(contact).get("id") or getattr(contact, "id", None))
+        if contact_id is not None and contact_id not in saved_ids:
+            saved.append(contact)
+            saved_ids.add(contact_id)
+
+
+@route_errors
+async def contacts_import(request: web.Request) -> web.Response:
+    data = await read_json(request)
+    raw_contacts = data.get("contacts") if isinstance(data.get("contacts"), list) else []
+    if not raw_contacts:
+        return json_response({"success": False, "error": "contacts are required"}, status=400)
+    if len(raw_contacts) > 5000:
+        return json_response({"success": False, "error": "contacts limit is 5000"}, status=400)
+
+    contacts_to_import: list[ContactInfo] = []
+    requested_phone_keys: set[str] = set()
+    for item in raw_contacts:
+        if not isinstance(item, dict):
+            continue
+        phone = normalize_phone(str(item.get("phoneNumber") or item.get("phone") or "").strip())
+        first_name = str(item.get("firstName") or item.get("name") or phone).strip()
+        last_name = str(item.get("lastName") or "").strip() or None
+        key = phone_key(phone)
+        if phone and key and key not in requested_phone_keys:
+            requested_phone_keys.add(key)
+            contacts_to_import.append(ContactInfo(phone=phone, first_name=first_name or phone, last_name=last_name))
+    if not contacts_to_import:
+        return json_response({"success": False, "error": "contacts contain no phone numbers"}, status=400)
+
+    client = await runtime.get_client()
+    imported = list(await client.import_contacts(contacts_to_import) or [])
+    append_saved_contacts(client, imported)
+
+    # PyMax's SYNC response may omit contacts that were already saved in MAX.
+    # Merge those cached contacts back by phone so a repeated phone-book sync
+    # produces the same intersection instead of replacing it with an empty set.
+    matched_by_id: dict[int, Any] = {}
+    for contact in imported:
+        contact_id = coerce_int(dump_model(contact).get("id") or getattr(contact, "id", None))
+        if contact_id is not None and contact_id > 0:
+            matched_by_id[contact_id] = contact
+    for contact in client.contacts:
+        contact_data = dump_model(contact)
+        contact_id = coerce_int(contact_data.get("id") or getattr(contact, "id", None))
+        if (
+            contact_id is not None
+            and contact_id > 0
+            and phone_key(contact_data.get("phone") or getattr(contact, "phone", None)) in requested_phone_keys
+        ):
+            matched_by_id[contact_id] = contact
+
+    matched = list(matched_by_id.values())
+    imported_ids = {
+        contact_id
+        for contact in matched
+        if (contact_id := coerce_int(dump_model(contact).get("id") or getattr(contact, "id", None))) is not None
+        and contact_id > 0
+    }
+    save_phone_contact_ids(imported_ids)
+    me_id = get_me_user_id(client)
+    result = [
+        normalized
+        for contact in matched
+        if me_id is not None
+        if (normalized := contact_result(contact, me_id, is_saved_contact=True)) is not None
+    ]
+    return json_response(result)
+
+
+@route_errors
+async def contacts_add(request: web.Request) -> web.Response:
+    data = await read_json(request)
+    user_id = coerce_int(data.get("userId"))
+    if user_id is None or user_id <= 0:
+        return json_response({"success": False, "error": "valid userId is required"}, status=400)
+    client = await runtime.get_client()
+    contact = await client.add_contact(user_id)
+    append_saved_contacts(client, [contact])
+    me_id = get_me_user_id(client)
+    normalized = contact_result(contact, me_id, is_saved_contact=True) if me_id is not None else None
+    return json_response(normalized or {"success": False, "error": "contact could not be normalized"})
+
+
+@route_errors
+async def contacts_remove(request: web.Request) -> web.Response:
+    data = await read_json(request)
+    user_id = coerce_int(data.get("userId"))
+    if user_id is None or user_id <= 0:
+        return json_response({"success": False, "error": "valid userId is required"}, status=400)
+    client = await runtime.get_client()
+    await client.remove_contact(user_id)
+    client.contacts[:] = [
+        contact
+        for contact in client.contacts
+        if contact is not None and coerce_int(dump_model(contact).get("id") or getattr(contact, "id", None)) != user_id
+    ]
+    return json_response({"success": True, "error": None})
+
+
 @route_errors
 async def chat_history(request: web.Request) -> web.Response:
     data = await read_json(request)
@@ -1035,6 +1170,20 @@ async def disabled_action(_request: web.Request) -> web.Response:
     return json_response({"success": False, "error": "Not implemented in PyMax POC worker."})
 
 
+@route_errors
+async def chat_delete(request: web.Request) -> web.Response:
+    data = await read_json(request)
+    client = await runtime.get_client()
+    chat_id = parse_chat_id(data.get("externalChatId") or data.get("chatUrl"))
+    chat = await client.get_chat(chat_id)
+    await client.delete_chat(
+        chat_id,
+        last_event_time=getattr(chat, "last_event_time", None),
+        for_all=False,
+    )
+    return json_response({"success": True, "error": None})
+
+
 @route_errors
 async def send_text(request: web.Request) -> web.Response:
     data = await read_json(request)
@@ -1083,13 +1232,16 @@ def create_app() -> web.Application:
     app.router.add_get("/snapshot", snapshot)
     app.router.add_get("/updates", updates)
     app.router.add_get("/contacts", contacts)
+    app.router.add_post("/contacts/import", contacts_import)
+    app.router.add_post("/contacts/add", contacts_add)
+    app.router.add_post("/contacts/remove", contacts_remove)
     app.router.add_post("/chat/history", chat_history)
     app.router.add_post("/chat/resolve-url", resolve_chat_url)
     app.router.add_post("/channels/search", channels_search)
     app.router.add_post("/channels/join", channels_join)
     app.router.add_post("/chat/presence", chat_presence)
     app.router.add_post("/chat/clear-history", disabled_action)
-    app.router.add_post("/chat/delete", disabled_action)
+    app.router.add_post("/chat/delete", chat_delete)
     app.router.add_post("/send/text", send_text)
     app.router.add_post("/send/attachment", send_attachment)
     app.router.add_post("/message/edit", disabled_action)

server/QMax.Api/Contracts/ChatContracts.cs

@@ -59,4 +59,9 @@ public sealed record ContactDto(
     string DisplayName,
     string? AvatarUrl,
     string? PhoneNumber,
-    string? Status);
+    string? Status,
+    bool IsSavedContact);
+
+public sealed record PhoneContactDto(string PhoneNumber, string FirstName, string? LastName = null);
+public sealed record ImportPhoneContactsRequest(IReadOnlyList<PhoneContactDto> Contacts);
+public sealed record ContactUserRequest(string UserId);

server/QMax.Api/Controllers/ChatsController.cs

@@ -51,8 +51,18 @@ public sealed class ChatsController(
                 Kind = ChatKind.MaxDialog
             };
             db.Chats.Add(chat);
-            await db.SaveChangesAsync(cancellationToken);
         }
+        else
+        {
+            chat.Title = request.Title;
+            chat.AvatarUrl = request.AvatarUrl;
+            chat.DeletedAt = null;
+            chat.PendingMaxAction = null;
+            chat.PendingMaxActionError = null;
+            chat.UpdatedAt = DateTimeOffset.UtcNow;
+        }
+
+        await db.SaveChangesAsync(cancellationToken);
 
         await hubContext.Clients.All.SendAsync("ChatListInvalidated", cancellationToken);
         return projection.ToDto(chat);
@@ -274,7 +284,7 @@ public sealed class ChatsController(
     }
 
     [HttpPost("delete")]
-    public IActionResult DeleteChats(ChatBulkActionRequest request)
+    public async Task<IActionResult> DeleteChats(ChatBulkActionRequest request, CancellationToken cancellationToken)
     {
         var chatIds = request.ChatIds.Distinct().ToArray();
         if (chatIds.Length == 0)
@@ -282,7 +292,43 @@ public sealed class ChatsController(
             return BadRequest("chatIds are required.");
         }
 
-        return BadRequest("Chat deletion is disabled because MAX does not remove chats from the web client.");
+        var chats = await LoadChatsWithAttachmentsAsync(chatIds, cancellationToken);
+        if (chats.Count != chatIds.Length || chats.Any(chat => chat.DeletedAt is not null))
+        {
+            return NotFound();
+        }
+
+        foreach (var chat in chats)
+        {
+            var maxFailure = await TryApplyMaxChatActionAsync(
+                chat,
+                (externalChatId, chatUrl) => maxBridge.DeleteChatAsync(externalChatId, chatUrl, cancellationToken),
+                "delete chat",
+                cancellationToken);
+            if (maxFailure is not null)
+            {
+                return maxFailure;
+            }
+        }
+
+        var now = DateTimeOffset.UtcNow;
+        var files = AttachmentFiles(chats).ToArray();
+        foreach (var chat in chats)
+        {
+            db.Messages.RemoveRange(chat.Messages);
+            chat.LastMessageAt = null;
+            chat.LastMessagePreview = null;
+            chat.UnreadCount = 0;
+            chat.DeletedAt = now;
+            chat.UpdatedAt = now;
+            chat.PendingMaxAction = null;
+            chat.PendingMaxActionError = null;
+        }
+
+        await db.SaveChangesAsync(cancellationToken);
+        DeleteFiles(files);
+        await hubContext.Clients.All.SendAsync("ChatListInvalidated", cancellationToken);
+        return NoContent();
     }
 
     [HttpGet("{chatId:guid}/search")]

server/QMax.Api/Controllers/ContactsController.cs

@@ -21,8 +21,62 @@ public sealed class ContactsController(IMaxBridgeClient maxBridge) : ControllerB
                 contact.DisplayName,
                 contact.AvatarUrl,
                 contact.PhoneNumber,
-                contact.Status))
+                contact.Status,
+                contact.IsSavedContact))
             .OrderBy(contact => contact.DisplayName, StringComparer.CurrentCultureIgnoreCase)
             .ToArray();
     }
+
+    [HttpPost("import")]
+    public async Task<ActionResult<IReadOnlyList<ContactDto>>> ImportContacts(
+        ImportPhoneContactsRequest request,
+        CancellationToken cancellationToken)
+    {
+        var contacts = request.Contacts
+            .Where(contact => !string.IsNullOrWhiteSpace(contact.PhoneNumber))
+            .Take(5000)
+            .Select(contact => new MaxPhoneContact(
+                contact.PhoneNumber.Trim(),
+                string.IsNullOrWhiteSpace(contact.FirstName) ? contact.PhoneNumber.Trim() : contact.FirstName.Trim(),
+                contact.LastName?.Trim()))
+            .ToArray();
+        if (contacts.Length == 0)
+        {
+            return BadRequest("contacts with phone numbers are required.");
+        }
+
+        var imported = await maxBridge.ImportContactsAsync(contacts, cancellationToken);
+        return imported.Select(ToDto).ToArray();
+    }
+
+    [HttpPost("add")]
+    public async Task<ActionResult<ContactDto>> AddContact(ContactUserRequest request, CancellationToken cancellationToken)
+    {
+        if (string.IsNullOrWhiteSpace(request.UserId))
+        {
+            return BadRequest("userId is required.");
+        }
+        var contact = await maxBridge.AddContactAsync(request.UserId.Trim(), cancellationToken);
+        return contact is null ? BadRequest("MAX did not add the contact.") : ToDto(contact);
+    }
+
+    [HttpPost("remove")]
+    public async Task<IActionResult> RemoveContact(ContactUserRequest request, CancellationToken cancellationToken)
+    {
+        if (string.IsNullOrWhiteSpace(request.UserId))
+        {
+            return BadRequest("userId is required.");
+        }
+        var result = await maxBridge.RemoveContactAsync(request.UserId.Trim(), cancellationToken);
+        return result.Success ? NoContent() : BadRequest(result.Error ?? "MAX did not remove the contact.");
+    }
+
+    private static ContactDto ToDto(MaxContact contact) => new(
+        contact.UserId,
+        contact.ExternalChatId,
+        contact.DisplayName,
+        contact.AvatarUrl,
+        contact.PhoneNumber,
+        contact.Status,
+        contact.IsSavedContact);
 }

server/QMax.Api/Infrastructure/Max/IMaxBridgeClient.cs

@@ -11,6 +11,18 @@ public interface IMaxBridgeClient
     {
         return Task.FromResult<IReadOnlyList<MaxContact>>(Array.Empty<MaxContact>());
     }
+    Task<IReadOnlyList<MaxContact>> ImportContactsAsync(IReadOnlyList<MaxPhoneContact> contacts, CancellationToken cancellationToken)
+    {
+        return Task.FromResult<IReadOnlyList<MaxContact>>(Array.Empty<MaxContact>());
+    }
+    Task<MaxContact?> AddContactAsync(string userId, CancellationToken cancellationToken)
+    {
+        return Task.FromResult<MaxContact?>(null);
+    }
+    Task<MaxActionResult> RemoveContactAsync(string userId, CancellationToken cancellationToken)
+    {
+        return Task.FromResult(new MaxActionResult(false, "Contact removal is not supported."));
+    }
     Task<MaxChatUpdate?> FetchChatHistoryAsync(string externalChatId, string? chatUrl, CancellationToken cancellationToken);
     Task<MaxChatPresence?> FetchChatPresenceAsync(string externalChatId, string? chatUrl, CancellationToken cancellationToken);
     Task<MaxChatUrlResult> ResolveChatUrlAsync(string externalChatId, CancellationToken cancellationToken);

server/QMax.Api/Infrastructure/Max/MaxBridgeModels.cs

@@ -80,4 +80,7 @@ public sealed record MaxContact(
     string DisplayName,
     string? AvatarUrl,
     string? PhoneNumber,
-    string? Status);
+    string? Status,
+    bool IsSavedContact = false);
+
+public sealed record MaxPhoneContact(string PhoneNumber, string FirstName, string? LastName);

server/QMax.Api/Infrastructure/Max/MockMaxBridgeClient.cs

@@ -48,10 +48,25 @@ public sealed class MockMaxBridgeClient : IMaxBridgeClient
     public Task<IReadOnlyList<MaxContact>> FetchContactsAsync(CancellationToken cancellationToken)
     {
         return Task.FromResult<IReadOnlyList<MaxContact>>([
-            new MaxContact("mock-user", "mock-direct", "Mock contact", null, "+70000000000", "online")
+            new MaxContact("mock-user", "mock-direct", "Mock contact", null, "+70000000000", "online", true)
         ]);
     }
 
+    public Task<IReadOnlyList<MaxContact>> ImportContactsAsync(IReadOnlyList<MaxPhoneContact> contacts, CancellationToken cancellationToken)
+    {
+        return FetchContactsAsync(cancellationToken);
+    }
+
+    public async Task<MaxContact?> AddContactAsync(string userId, CancellationToken cancellationToken)
+    {
+        return (await FetchContactsAsync(cancellationToken)).FirstOrDefault();
+    }
+
+    public Task<MaxActionResult> RemoveContactAsync(string userId, CancellationToken cancellationToken)
+    {
+        return Task.FromResult(new MaxActionResult(true, null));
+    }
+
     public Task<MaxChatUpdate?> FetchChatHistoryAsync(string externalChatId, string? chatUrl, CancellationToken cancellationToken)
     {
         var update = _updates.FirstOrDefault(x => x.ExternalId == externalChatId);
@@ -75,9 +90,7 @@ public sealed class MockMaxBridgeClient : IMaxBridgeClient
 
     public Task<MaxActionResult> DeleteChatAsync(string externalChatId, string? chatUrl, CancellationToken cancellationToken)
     {
-        return Task.FromResult(new MaxActionResult(
+        return Task.FromResult(new MaxActionResult(true, null));
-            false,
-            "Chat deletion is disabled because MAX does not remove chats from the web client."));
     }
 
     public Task<MaxSendResult> SendTextAsync(string externalChatId, string? chatUrl, string text, CancellationToken cancellationToken)

server/QMax.Api/Infrastructure/Max/WorkerMaxBridgeClient.cs

@@ -49,6 +49,29 @@ public sealed class WorkerMaxBridgeClient(
             ?? Array.Empty<MaxContact>();
     }
 
+    public async Task<IReadOnlyList<MaxContact>> ImportContactsAsync(
+        IReadOnlyList<MaxPhoneContact> contacts,
+        CancellationToken cancellationToken)
+    {
+        return await SendAsync<IReadOnlyList<MaxContact>>(
+                HttpMethod.Post,
+                "/contacts/import",
+                new { contacts },
+                cancellationToken)
+            ?? Array.Empty<MaxContact>();
+    }
+
+    public async Task<MaxContact?> AddContactAsync(string userId, CancellationToken cancellationToken)
+    {
+        return await SendAsync<MaxContact>(HttpMethod.Post, "/contacts/add", new { userId }, cancellationToken);
+    }
+
+    public async Task<MaxActionResult> RemoveContactAsync(string userId, CancellationToken cancellationToken)
+    {
+        return await SendAsync<MaxActionResult>(HttpMethod.Post, "/contacts/remove", new { userId }, cancellationToken)
+            ?? new MaxActionResult(false, "Worker returned an empty contact removal result.");
+    }
+
     public async Task<MaxChatUpdate?> FetchChatHistoryAsync(string externalChatId, string? chatUrl, CancellationToken cancellationToken)
     {
         return await SendAsync<MaxChatUpdate>(HttpMethod.Post, "/chat/history", new { externalChatId, chatUrl }, cancellationToken);
@@ -75,11 +98,14 @@ public sealed class WorkerMaxBridgeClient(
             ?? new MaxActionResult(false, "Worker returned an empty clear history result.");
     }
 
-    public Task<MaxActionResult> DeleteChatAsync(string externalChatId, string? chatUrl, CancellationToken cancellationToken)
+    public async Task<MaxActionResult> DeleteChatAsync(string externalChatId, string? chatUrl, CancellationToken cancellationToken)
     {
-        return Task.FromResult(new MaxActionResult(
+        return await SendAsync<MaxActionResult>(
-            false,
+                HttpMethod.Post,
-            "Chat deletion is disabled because MAX does not remove chats from the web client."));
+                "/chat/delete",
+                new { externalChatId, chatUrl },
+                cancellationToken)
+            ?? new MaxActionResult(false, "Worker returned an empty chat deletion result.");
     }
 
     public async Task<MaxSendResult> SendTextAsync(string externalChatId, string? chatUrl, string text, CancellationToken cancellationToken)

server/QMax.Api/Services/MaxOutboxService.cs

@@ -125,9 +125,10 @@ public sealed class MaxOutboxService(
                     chat,
                     (externalChatId, chatUrl) => maxBridge.ClearChatHistoryAsync(externalChatId, chatUrl, cancellationToken),
                     cancellationToken),
-                ChatPendingMaxAction.DeleteChat => new MaxActionResult(
+                ChatPendingMaxAction.DeleteChat => await ApplyMaxChatActionAsync(
-                    false,
+                    chat,
-                    "Chat deletion is disabled because MAX does not remove chats from the web client."),
+                    (externalChatId, chatUrl) => maxBridge.DeleteChatAsync(externalChatId, chatUrl, cancellationToken),
+                    cancellationToken),
                 _ => new MaxActionResult(false, $"Unsupported chat action: {pendingAction.Value}.")
             };
         }

tests/QMax.Tests/ApiSmokeTests.cs

@@ -125,6 +125,14 @@ public sealed class ApiSmokeTests : IDisposable
         var contact = Assert.Single(contacts!);
         Assert.Equal("mock-direct", contact.ExternalChatId);
         Assert.Equal("Mock contact", contact.DisplayName);
+        Assert.True(contact.IsSavedContact);
+
+        var importedResponse = await client.PostAsJsonAsync(
+            "/api/contacts/import",
+            new ImportPhoneContactsRequest([new PhoneContactDto("+70000000000", "Mock contact")]));
+        await AssertStatusAsync(HttpStatusCode.OK, importedResponse);
+        var imported = await importedResponse.Content.ReadFromJsonAsync<ContactDto[]>(JsonOptions);
+        Assert.Single(imported!);
 
         var response = await client.PostAsJsonAsync(
             "/api/chats/direct",
@@ -134,6 +142,14 @@ public sealed class ApiSmokeTests : IDisposable
         Assert.NotNull(chat);
         Assert.Equal(contact.ExternalChatId, chat!.ExternalId);
         Assert.Equal(contact.DisplayName, chat.Title);
+
+        var removeContact = await client.PostAsJsonAsync("/api/contacts/remove", new ContactUserRequest(contact.UserId));
+        await AssertStatusAsync(HttpStatusCode.NoContent, removeContact);
+
+        var deleteChat = await client.PostAsJsonAsync("/api/chats/delete", new ChatBulkActionRequest([chat.Id]));
+        await AssertStatusAsync(HttpStatusCode.NoContent, deleteChat);
+        var chats = await client.GetFromJsonAsync<ChatDto[]>("/api/chats", JsonOptions);
+        Assert.DoesNotContain(chats!, candidate => candidate.Id == chat.Id);
     }
 
     [Fact]