добавлены анимации на экране сообщений, добавлено редактирование профиля (локально), изменена панель сообщений

добавлен баг с незагрузкой аватарок в чатах

lib/widgets/contact_avatar_widget.dart

@@ -0,0 +1,139 @@
+import 'dart:async';
+import 'dart:io';
+import 'package:flutter/material.dart';
+import 'package:gwid/services/contact_local_names_service.dart';
+
+class ContactAvatarWidget extends StatefulWidget {
+  final int contactId;
+  final String? originalAvatarUrl;
+  final double radius;
+  final String? fallbackText;
+  final Color? backgroundColor;
+  final Color? textColor;
+
+  const ContactAvatarWidget({
+    super.key,
+    required this.contactId,
+    this.originalAvatarUrl,
+    this.radius = 24,
+    this.fallbackText,
+    this.backgroundColor,
+    this.textColor,
+  });
+
+  @override
+  State<ContactAvatarWidget> createState() => _ContactAvatarWidgetState();
+}
+
+class _ContactAvatarWidgetState extends State<ContactAvatarWidget> {
+  String? _localAvatarPath;
+  StreamSubscription? _subscription;
+
+  @override
+  void initState() {
+    super.initState();
+    _loadLocalAvatar();
+
+    _subscription = ContactLocalNamesService().changes.listen((contactId) {
+      if (contactId == widget.contactId && mounted) {
+        _loadLocalAvatar();
+      }
+    });
+  }
+
+  @override
+  void didUpdateWidget(ContactAvatarWidget oldWidget) {
+    super.didUpdateWidget(oldWidget);
+    if (oldWidget.contactId != widget.contactId ||
+        oldWidget.originalAvatarUrl != widget.originalAvatarUrl) {
+      _loadLocalAvatar();
+    }
+  }
+
+  void _loadLocalAvatar() {
+    final localPath = ContactLocalNamesService().getContactAvatarPath(
+      widget.contactId,
+    );
+    if (localPath != null) {
+      final file = File(localPath);
+      if (file.existsSync()) {
+        setState(() {
+          _localAvatarPath = localPath;
+        });
+        return;
+      }
+    }
+
+    if (mounted) {
+      setState(() {
+        _localAvatarPath = null;
+      });
+    }
+  }
+
+  ImageProvider? _getAvatarImage() {
+    if (_localAvatarPath != null) {
+      return FileImage(File(_localAvatarPath!));
+    } else if (widget.originalAvatarUrl != null) {
+      if (widget.originalAvatarUrl!.startsWith('file://')) {
+        final path = widget.originalAvatarUrl!.replaceFirst('file://', '');
+        return FileImage(File(path));
+      }
+      return NetworkImage(widget.originalAvatarUrl!);
+    }
+    return null;
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    final theme = Theme.of(context);
+    final avatarImage = _getAvatarImage();
+
+    return CircleAvatar(
+      radius: widget.radius,
+      backgroundColor:
+          widget.backgroundColor ?? theme.colorScheme.secondaryContainer,
+      backgroundImage: avatarImage,
+      child: avatarImage == null
+          ? Text(
+              widget.fallbackText ?? '?',
+              style: TextStyle(
+                color:
+                    widget.textColor ?? theme.colorScheme.onSecondaryContainer,
+                fontSize: widget.radius * 0.8,
+              ),
+            )
+          : null,
+    );
+  }
+
+  @override
+  void dispose() {
+    _subscription?.cancel();
+    super.dispose();
+  }
+}
+
+ImageProvider? getContactAvatarImage({
+  required int contactId,
+  String? originalAvatarUrl,
+}) {
+  final localPath = ContactLocalNamesService().getContactAvatarPath(contactId);
+
+  if (localPath != null) {
+    final file = File(localPath);
+    if (file.existsSync()) {
+      return FileImage(file);
+    }
+  }
+
+  if (originalAvatarUrl != null) {
+    if (originalAvatarUrl.startsWith('file://')) {
+      final path = originalAvatarUrl.replaceFirst('file://', '');
+      return FileImage(File(path));
+    }
+    return NetworkImage(originalAvatarUrl);
+  }
+
+  return null;
+}