fix(chat): краш при редактировании сообщения с фото
RichMessageController уничтожался сразу после закрытия шторки редактирования, пока TextField ещё жил во время анимации закрытия. Шторка выделена в _EditMessageSheet, который владеет контроллером и освобождает его в dispose после полного демонтажа роута.
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@@ -2811,75 +2811,28 @@ class _ChatScreenState extends State<ChatScreen>
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Future<void> _startEditMessage(CachedMessage message) async {
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final cs = Theme.of(context).colorScheme;
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final controller = RichMessageController(text: message.text ?? '')
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..setFormatRanges(message.formatRanges);
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final saved = await showModalBottomSheet<bool>(
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final content = await showModalBottomSheet<
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({String text, List<Map<String, dynamic>> elements})
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>(
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context: context,
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isScrollControlled: true,
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backgroundColor: cs.surfaceContainerHigh,
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shape: const RoundedRectangleBorder(
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borderRadius: BorderRadius.vertical(top: Radius.circular(24)),
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),
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builder: (sheetContext) => Padding(
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padding: EdgeInsets.only(
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left: 20,
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right: 20,
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top: 20,
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bottom: MediaQuery.viewInsetsOf(sheetContext).bottom + 20,
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),
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child: Column(
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mainAxisSize: MainAxisSize.min,
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crossAxisAlignment: CrossAxisAlignment.stretch,
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children: [
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Text(
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'Изменить сообщение',
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style: TextStyle(
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color: cs.onSurface,
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fontSize: 18,
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fontWeight: FontWeight.w600,
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fontFamily: displayFontOf(context),
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),
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),
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const SizedBox(height: 16),
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TextField(
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controller: controller,
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autofocus: true,
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minLines: 1,
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maxLines: 6,
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style: TextStyle(color: cs.onSurface),
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contextMenuBuilder: (ctx, state) =>
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_formatContextMenu(controller, ctx, state),
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decoration: InputDecoration(
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hintText: 'Текст сообщения',
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filled: true,
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fillColor: cs.surfaceContainerHighest,
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border: OutlineInputBorder(
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borderRadius: BorderRadius.circular(14),
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borderSide: BorderSide.none,
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),
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),
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),
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const SizedBox(height: 20),
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FilledButton(
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onPressed: () => Navigator.of(sheetContext).pop(true),
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child: const Text('Сохранить'),
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),
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],
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),
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builder: (sheetContext) => _EditMessageSheet(
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text: message.text ?? '',
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formatRanges: message.formatRanges,
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contextMenuBuilder: _formatContextMenu,
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),
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);
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if (saved != true || !mounted) {
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controller.dispose();
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return;
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}
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if (content == null || !mounted) return;
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final content = controller.buildContent();
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final rawText = content.text;
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final newText = rawText.trim();
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final elements = _trimmedElements(content.elements, rawText, newText);
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controller.dispose();
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final oldElements = serializeFormatElements(
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message.formatRanges.where((r) => composerFormats.contains(r.format)),
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@@ -7586,3 +7539,92 @@ class _ChatMessageListState extends State<_ChatMessageList> {
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);
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}
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}
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class _EditMessageSheet extends StatefulWidget {
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final String text;
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final Iterable<FormatRange> formatRanges;
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final Widget Function(
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RichMessageController controller,
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BuildContext context,
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EditableTextState editableState,
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)
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contextMenuBuilder;
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const _EditMessageSheet({
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required this.text,
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required this.formatRanges,
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required this.contextMenuBuilder,
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});
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@override
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State<_EditMessageSheet> createState() => _EditMessageSheetState();
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}
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class _EditMessageSheetState extends State<_EditMessageSheet> {
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late final RichMessageController _controller;
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@override
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void initState() {
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super.initState();
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_controller = RichMessageController(text: widget.text)
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..setFormatRanges(widget.formatRanges);
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}
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@override
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void dispose() {
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_controller.dispose();
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super.dispose();
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}
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@override
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Widget build(BuildContext context) {
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final cs = Theme.of(context).colorScheme;
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return Padding(
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padding: EdgeInsets.only(
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left: 20,
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right: 20,
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top: 20,
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bottom: MediaQuery.viewInsetsOf(context).bottom + 20,
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),
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child: Column(
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mainAxisSize: MainAxisSize.min,
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crossAxisAlignment: CrossAxisAlignment.stretch,
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children: [
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Text(
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'Изменить сообщение',
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style: TextStyle(
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color: cs.onSurface,
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fontSize: 18,
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fontWeight: FontWeight.w600,
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fontFamily: displayFontOf(context),
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),
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),
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const SizedBox(height: 16),
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TextField(
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controller: _controller,
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autofocus: true,
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minLines: 1,
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maxLines: 6,
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style: TextStyle(color: cs.onSurface),
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contextMenuBuilder: (ctx, state) =>
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widget.contextMenuBuilder(_controller, ctx, state),
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decoration: InputDecoration(
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hintText: 'Текст сообщения',
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filled: true,
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fillColor: cs.surfaceContainerHighest,
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border: OutlineInputBorder(
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borderRadius: BorderRadius.circular(14),
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borderSide: BorderSide.none,
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),
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),
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),
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const SizedBox(height: 20),
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FilledButton(
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onPressed: () => Navigator.of(context).pop(_controller.buildContent()),
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child: const Text('Сохранить'),
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),
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],
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),
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);
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}
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}
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