feat: добавить в контакты

lib/backend/modules/contacts.dart

@@ -159,7 +159,7 @@ class ContactsModule {
     final resp = await api.sendRequest(Opcode.contactUpdate, {
       'action': 'ADD',
       'contactId': id,
-      'firstName': firstName,
+      if (firstName.isNotEmpty) 'firstName': firstName,
     });
 
     final profile = await AppDatabase.loadActiveProfile();

lib/frontend/screens/chats/chat_info_screen.dart

@@ -134,6 +134,7 @@ class _ChatInfoScreenState extends State<ChatInfoScreen>
   int _lastEventTime = 0;
   bool _blocked = false;
   bool _muteBusy = false;
+  bool _addContactBusy = false;
 
   @override
   void initState() {
@@ -810,17 +811,63 @@ class _ChatInfoScreenState extends State<ChatInfoScreen>
 
     return Padding(
       padding: const EdgeInsets.symmetric(horizontal: 12),
-      child: Row(
+      child: Column(
+        crossAxisAlignment: CrossAxisAlignment.stretch,
         children: [
-          for (int i = 0; i < btns.length; i++) ...[
-            _actionBtn(cs, btns[i].icon, btns[i].label, btns[i].onTap),
-            if (i < btns.length - 1) const SizedBox(width: 8),
+          Row(
+            children: [
+              for (int i = 0; i < btns.length; i++) ...[
+                _actionBtn(cs, btns[i].icon, btns[i].label, btns[i].onTap),
+                if (i < btns.length - 1) const SizedBox(width: 8),
+              ],
+            ],
+          ),
+          if (_canAddContact) ...[
+            const SizedBox(height: 8),
+            _wideActionBtn(
+              cs,
+              Symbols.person_add,
+              l10n.contactProfileActionAddContact,
+              _addContactBusy ? null : _addToContacts,
+            ),
           ],
         ],
       ),
     );
   }
 
+  bool get _canAddContact =>
+      widget.chatType == 'DIALOG' &&
+      !_isContact &&
+      !_isBot &&
+      !_peerDeleted &&
+      _otherId != null &&
+      _otherId != _myId;
+
+  Future<void> _addToContacts() async {
+    final peerId = _otherId;
+    if (peerId == null || _addContactBusy) return;
+    setState(() => _addContactBusy = true);
+
+    CachedContact? contact;
+    try {
+      contact = await ContactsModule.addContact(api, peerId, '');
+    } catch (_) {}
+
+    if (!mounted) return;
+    setState(() {
+      _addContactBusy = false;
+      if (contact != null) {
+        _localContact = contact;
+        _showRealName = false;
+      }
+    });
+    showCustomNotification(
+      context,
+      contact != null ? l10n.nfcContactAdded : l10n.addContactError,
+    );
+  }
+
   void _openChat() {
     if (widget.openedFromChat) {
       Navigator.of(context).pop();
@@ -1071,6 +1118,37 @@ class _ChatInfoScreenState extends State<ChatInfoScreen>
     );
   }
 
+  Widget _wideActionBtn(
+    ColorScheme cs,
+    IconData icon,
+    String label, [
+    VoidCallback? onTap,
+  ]) {
+    return GlossyPill(
+      onTap: onTap,
+      color: cs.surfaceContainerHigh,
+      borderRadius: BorderRadius.circular(14),
+      padding: const EdgeInsets.symmetric(vertical: 12, horizontal: 12),
+      depth: 6,
+      child: Row(
+        mainAxisAlignment: MainAxisAlignment.center,
+        children: [
+          Icon(icon, color: cs.primary, size: 22),
+          const SizedBox(width: 8),
+          Flexible(
+            child: Text(
+              label,
+              style: TextStyle(color: cs.onSurface, fontSize: 13),
+              textAlign: TextAlign.center,
+              maxLines: 1,
+              overflow: TextOverflow.ellipsis,
+            ),
+          ),
+        ],
+      ),
+    );
+  }
+
   Widget _buildPersistentInfo(ColorScheme cs) {
     final items = <Widget>[];
 

lib/l10n/app_en.arb

@@ -454,6 +454,7 @@
   "contactProfileActionChat": "Chat",
   "contactProfileActionSound": "Sound",
   "contactProfileActionCall": "Call",
+  "contactProfileActionAddContact": "Add to contacts",
   "contactProfileInfoPhone": "Phone",
   "contactProfileInfoCountry": "Country",
   "contactProfileInfoGender": "Gender",

lib/l10n/app_localizations.dart

@@ -2360,6 +2360,12 @@ abstract class AppLocalizations {
   /// **'Call'**
   String get contactProfileActionCall;
 
+  /// No description provided for @contactProfileActionAddContact.
+  ///
+  /// In en, this message translates to:
+  /// **'Add to contacts'**
+  String get contactProfileActionAddContact;
+
   /// No description provided for @contactProfileInfoPhone.
   ///
   /// In en, this message translates to:

lib/l10n/app_localizations_en.dart

@@ -1195,6 +1195,9 @@ class AppLocalizationsEn extends AppLocalizations {
   @override
   String get contactProfileActionCall => 'Call';
 
+  @override
+  String get contactProfileActionAddContact => 'Add to contacts';
+
   @override
   String get contactProfileInfoPhone => 'Phone';
 

lib/l10n/app_localizations_ru.dart

@@ -1200,6 +1200,9 @@ class AppLocalizationsRu extends AppLocalizations {
   @override
   String get contactProfileActionCall => 'Звонок';
 
+  @override
+  String get contactProfileActionAddContact => 'Добавить в контакты';
+
   @override
   String get contactProfileInfoPhone => 'Телефон';
 

lib/l10n/app_ru.arb

@@ -398,6 +398,7 @@
   "contactProfileActionChat": "Чат",
   "contactProfileActionSound": "Звук",
   "contactProfileActionCall": "Звонок",
+  "contactProfileActionAddContact": "Добавить в контакты",
   "contactProfileInfoPhone": "Телефон",
   "contactProfileInfoCountry": "Страна",
   "contactProfileInfoGender": "Пол",