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✨ Think based the post

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This commit is contained in:
LittleSheep
2025-10-26 22:23:17 +08:00
parent fde6dbf891
commit 62da279c71
6 changed files with 933 additions and 20 deletions
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2
lib/models/thought.dart
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@@ -44,6 +44,8 @@ sealed class StreamThinkingRequest with _$StreamThinkingRequest {
required String userMessage,
String? sequenceId,
@Default([]) List<String> accpetProposals,
List<String>? attachedPosts,
List<Map<String, dynamic>>? attachedMessages,
}) = _StreamThinkingRequest;
factory StreamThinkingRequest.fromJson(Map<String, dynamic> json) =>

62
lib/models/thought.freezed.dart
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@@ -15,7 +15,7 @@ T _$identity<T>(T value) => value;
/// @nodoc
mixin _$StreamThinkingRequest {
String get userMessage; String? get sequenceId; List<String> get accpetProposals;
String get userMessage; String? get sequenceId; List<String> get accpetProposals; List<String>? get attachedPosts; List<Map<String, dynamic>>? get attachedMessages;
/// Create a copy of StreamThinkingRequest
/// with the given fields replaced by the non-null parameter values.
@JsonKey(includeFromJson: false, includeToJson: false)
@@ -28,16 +28,16 @@ $StreamThinkingRequestCopyWith<StreamThinkingRequest> get copyWith => _$StreamTh
@override
bool operator ==(Object other) {
return identical(this, other) || (other.runtimeType == runtimeType&&other is StreamThinkingRequest&&(identical(other.userMessage, userMessage) || other.userMessage == userMessage)&&(identical(other.sequenceId, sequenceId) || other.sequenceId == sequenceId)&&const DeepCollectionEquality().equals(other.accpetProposals, accpetProposals));
return identical(this, other) || (other.runtimeType == runtimeType&&other is StreamThinkingRequest&&(identical(other.userMessage, userMessage) || other.userMessage == userMessage)&&(identical(other.sequenceId, sequenceId) || other.sequenceId == sequenceId)&&const DeepCollectionEquality().equals(other.accpetProposals, accpetProposals)&&const DeepCollectionEquality().equals(other.attachedPosts, attachedPosts)&&const DeepCollectionEquality().equals(other.attachedMessages, attachedMessages));
}
@JsonKey(includeFromJson: false, includeToJson: false)
@override
int get hashCode => Object.hash(runtimeType,userMessage,sequenceId,const DeepCollectionEquality().hash(accpetProposals));
int get hashCode => Object.hash(runtimeType,userMessage,sequenceId,const DeepCollectionEquality().hash(accpetProposals),const DeepCollectionEquality().hash(attachedPosts),const DeepCollectionEquality().hash(attachedMessages));
@override
String toString() {
return 'StreamThinkingRequest(userMessage: $userMessage, sequenceId: $sequenceId, accpetProposals: $accpetProposals)';
return 'StreamThinkingRequest(userMessage: $userMessage, sequenceId: $sequenceId, accpetProposals: $accpetProposals, attachedPosts: $attachedPosts, attachedMessages: $attachedMessages)';
}
@@ -48,7 +48,7 @@ abstract mixin class $StreamThinkingRequestCopyWith<$Res> {
factory $StreamThinkingRequestCopyWith(StreamThinkingRequest value, $Res Function(StreamThinkingRequest) _then) = _$StreamThinkingRequestCopyWithImpl;
@useResult
$Res call({
String userMessage, String? sequenceId, List<String> accpetProposals
String userMessage, String? sequenceId, List<String> accpetProposals, List<String>? attachedPosts, List<Map<String, dynamic>>? attachedMessages
});
@@ -65,12 +65,14 @@ class _$StreamThinkingRequestCopyWithImpl<$Res>
/// Create a copy of StreamThinkingRequest
/// with the given fields replaced by the non-null parameter values.
@pragma('vm:prefer-inline') @override $Res call({Object? userMessage = null,Object? sequenceId = freezed,Object? accpetProposals = null,}) {
@pragma('vm:prefer-inline') @override $Res call({Object? userMessage = null,Object? sequenceId = freezed,Object? accpetProposals = null,Object? attachedPosts = freezed,Object? attachedMessages = freezed,}) {
return _then(_self.copyWith(
userMessage: null == userMessage ? _self.userMessage : userMessage // ignore: cast_nullable_to_non_nullable
as String,sequenceId: freezed == sequenceId ? _self.sequenceId : sequenceId // ignore: cast_nullable_to_non_nullable
as String?,accpetProposals: null == accpetProposals ? _self.accpetProposals : accpetProposals // ignore: cast_nullable_to_non_nullable
as List<String>,
as List<String>,attachedPosts: freezed == attachedPosts ? _self.attachedPosts : attachedPosts // ignore: cast_nullable_to_non_nullable
as List<String>?,attachedMessages: freezed == attachedMessages ? _self.attachedMessages : attachedMessages // ignore: cast_nullable_to_non_nullable
as List<Map<String, dynamic>>?,
));
}
@@ -152,10 +154,10 @@ return $default(_that);case _:
/// }
/// ```
@optionalTypeArgs TResult maybeWhen<TResult extends Object?>(TResult Function( String userMessage, String? sequenceId, List<String> accpetProposals)? $default,{required TResult orElse(),}) {final _that = this;
@optionalTypeArgs TResult maybeWhen<TResult extends Object?>(TResult Function( String userMessage, String? sequenceId, List<String> accpetProposals, List<String>? attachedPosts, List<Map<String, dynamic>>? attachedMessages)? $default,{required TResult orElse(),}) {final _that = this;
switch (_that) {
case _StreamThinkingRequest() when $default != null:
return $default(_that.userMessage,_that.sequenceId,_that.accpetProposals);case _:
return $default(_that.userMessage,_that.sequenceId,_that.accpetProposals,_that.attachedPosts,_that.attachedMessages);case _:
return orElse();
}
@@ -173,10 +175,10 @@ return $default(_that.userMessage,_that.sequenceId,_that.accpetProposals);case _
/// }
/// ```
@optionalTypeArgs TResult when<TResult extends Object?>(TResult Function( String userMessage, String? sequenceId, List<String> accpetProposals) $default,) {final _that = this;
@optionalTypeArgs TResult when<TResult extends Object?>(TResult Function( String userMessage, String? sequenceId, List<String> accpetProposals, List<String>? attachedPosts, List<Map<String, dynamic>>? attachedMessages) $default,) {final _that = this;
switch (_that) {
case _StreamThinkingRequest():
return $default(_that.userMessage,_that.sequenceId,_that.accpetProposals);}
return $default(_that.userMessage,_that.sequenceId,_that.accpetProposals,_that.attachedPosts,_that.attachedMessages);}
}
/// A variant of `when` that fallback to returning `null`
///
@@ -190,10 +192,10 @@ return $default(_that.userMessage,_that.sequenceId,_that.accpetProposals);}
/// }
/// ```
@optionalTypeArgs TResult? whenOrNull<TResult extends Object?>(TResult? Function( String userMessage, String? sequenceId, List<String> accpetProposals)? $default,) {final _that = this;
@optionalTypeArgs TResult? whenOrNull<TResult extends Object?>(TResult? Function( String userMessage, String? sequenceId, List<String> accpetProposals, List<String>? attachedPosts, List<Map<String, dynamic>>? attachedMessages)? $default,) {final _that = this;
switch (_that) {
case _StreamThinkingRequest() when $default != null:
return $default(_that.userMessage,_that.sequenceId,_that.accpetProposals);case _:
return $default(_that.userMessage,_that.sequenceId,_that.accpetProposals,_that.attachedPosts,_that.attachedMessages);case _:
return null;
}
@@ -205,7 +207,7 @@ return $default(_that.userMessage,_that.sequenceId,_that.accpetProposals);case _
@JsonSerializable()
class _StreamThinkingRequest implements StreamThinkingRequest {
const _StreamThinkingRequest({required this.userMessage, this.sequenceId, final List<String> accpetProposals = const []}): _accpetProposals = accpetProposals;
const _StreamThinkingRequest({required this.userMessage, this.sequenceId, final List<String> accpetProposals = const [], final List<String>? attachedPosts, final List<Map<String, dynamic>>? attachedMessages}): _accpetProposals = accpetProposals,_attachedPosts = attachedPosts,_attachedMessages = attachedMessages;
factory _StreamThinkingRequest.fromJson(Map<String, dynamic> json) => _$StreamThinkingRequestFromJson(json);
@override final String userMessage;
@@ -217,6 +219,24 @@ class _StreamThinkingRequest implements StreamThinkingRequest {
return EqualUnmodifiableListView(_accpetProposals);
}
final List<String>? _attachedPosts;
@override List<String>? get attachedPosts {
final value = _attachedPosts;
if (value == null) return null;
if (_attachedPosts is EqualUnmodifiableListView) return _attachedPosts;
// ignore: implicit_dynamic_type
return EqualUnmodifiableListView(value);
}
final List<Map<String, dynamic>>? _attachedMessages;
@override List<Map<String, dynamic>>? get attachedMessages {
final value = _attachedMessages;
if (value == null) return null;
if (_attachedMessages is EqualUnmodifiableListView) return _attachedMessages;
// ignore: implicit_dynamic_type
return EqualUnmodifiableListView(value);
}
/// Create a copy of StreamThinkingRequest
/// with the given fields replaced by the non-null parameter values.
@@ -231,16 +251,16 @@ Map<String, dynamic> toJson() {
@override
bool operator ==(Object other) {
return identical(this, other) || (other.runtimeType == runtimeType&&other is _StreamThinkingRequest&&(identical(other.userMessage, userMessage) || other.userMessage == userMessage)&&(identical(other.sequenceId, sequenceId) || other.sequenceId == sequenceId)&&const DeepCollectionEquality().equals(other._accpetProposals, _accpetProposals));
return identical(this, other) || (other.runtimeType == runtimeType&&other is _StreamThinkingRequest&&(identical(other.userMessage, userMessage) || other.userMessage == userMessage)&&(identical(other.sequenceId, sequenceId) || other.sequenceId == sequenceId)&&const DeepCollectionEquality().equals(other._accpetProposals, _accpetProposals)&&const DeepCollectionEquality().equals(other._attachedPosts, _attachedPosts)&&const DeepCollectionEquality().equals(other._attachedMessages, _attachedMessages));
}
@JsonKey(includeFromJson: false, includeToJson: false)
@override
int get hashCode => Object.hash(runtimeType,userMessage,sequenceId,const DeepCollectionEquality().hash(_accpetProposals));
int get hashCode => Object.hash(runtimeType,userMessage,sequenceId,const DeepCollectionEquality().hash(_accpetProposals),const DeepCollectionEquality().hash(_attachedPosts),const DeepCollectionEquality().hash(_attachedMessages));
@override
String toString() {
return 'StreamThinkingRequest(userMessage: $userMessage, sequenceId: $sequenceId, accpetProposals: $accpetProposals)';
return 'StreamThinkingRequest(userMessage: $userMessage, sequenceId: $sequenceId, accpetProposals: $accpetProposals, attachedPosts: $attachedPosts, attachedMessages: $attachedMessages)';
}
@@ -251,7 +271,7 @@ abstract mixin class _$StreamThinkingRequestCopyWith<$Res> implements $StreamThi
factory _$StreamThinkingRequestCopyWith(_StreamThinkingRequest value, $Res Function(_StreamThinkingRequest) _then) = __$StreamThinkingRequestCopyWithImpl;
@override @useResult
$Res call({
String userMessage, String? sequenceId, List<String> accpetProposals
String userMessage, String? sequenceId, List<String> accpetProposals, List<String>? attachedPosts, List<Map<String, dynamic>>? attachedMessages
});
@@ -268,12 +288,14 @@ class __$StreamThinkingRequestCopyWithImpl<$Res>
/// Create a copy of StreamThinkingRequest
/// with the given fields replaced by the non-null parameter values.
@override @pragma('vm:prefer-inline') $Res call({Object? userMessage = null,Object? sequenceId = freezed,Object? accpetProposals = null,}) {
@override @pragma('vm:prefer-inline') $Res call({Object? userMessage = null,Object? sequenceId = freezed,Object? accpetProposals = null,Object? attachedPosts = freezed,Object? attachedMessages = freezed,}) {
return _then(_StreamThinkingRequest(
userMessage: null == userMessage ? _self.userMessage : userMessage // ignore: cast_nullable_to_non_nullable
as String,sequenceId: freezed == sequenceId ? _self.sequenceId : sequenceId // ignore: cast_nullable_to_non_nullable
as String?,accpetProposals: null == accpetProposals ? _self._accpetProposals : accpetProposals // ignore: cast_nullable_to_non_nullable
as List<String>,
as List<String>,attachedPosts: freezed == attachedPosts ? _self._attachedPosts : attachedPosts // ignore: cast_nullable_to_non_nullable
as List<String>?,attachedMessages: freezed == attachedMessages ? _self._attachedMessages : attachedMessages // ignore: cast_nullable_to_non_nullable
as List<Map<String, dynamic>>?,
));
}

10
lib/models/thought.g.dart
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@@ -16,6 +16,14 @@ _StreamThinkingRequest _$StreamThinkingRequestFromJson(
?.map((e) => e as String)
.toList() ??
const [],
attachedPosts:
(json['attached_posts'] as List<dynamic>?)
?.map((e) => e as String)
.toList(),
attachedMessages:
(json['attached_messages'] as List<dynamic>?)
?.map((e) => e as Map<String, dynamic>)
.toList(),
);
Map<String, dynamic> _$StreamThinkingRequestToJson(
@@ -24,6 +32,8 @@ Map<String, dynamic> _$StreamThinkingRequestToJson(
'user_message': instance.userMessage,
'sequence_id': instance.sequenceId,
'accpet_proposals': instance.accpetProposals,
'attached_posts': instance.attachedPosts,
'attached_messages': instance.attachedMessages,
};
_SnThinkingChunk _$SnThinkingChunkFromJson(Map<String, dynamic> json) =>

11
lib/screens/posts/post_detail.dart
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@@ -22,6 +22,7 @@ import 'package:island/widgets/response.dart';
import 'package:island/utils/share_utils.dart';
import 'package:island/widgets/safety/abuse_report_helper.dart';
import 'package:island/widgets/share/share_sheet.dart';
import 'package:island/screens/thought/think_sheet.dart';
import 'package:material_symbols_icons/symbols.dart';
import 'package:riverpod_annotation/riverpod_annotation.dart';
import 'package:styled_widget/styled_widget.dart';
@@ -297,6 +298,16 @@ class PostActionButtons extends HookConsumerWidget {
),
);
actions.add(
FilledButton.tonalIcon(
onPressed: () {
ThoughtSheet.show(context, attachedPosts: [post.id]);
},
icon: const Icon(Symbols.smart_toy),
label: Text('aiThought'.tr()),
),
);
actions.add(
Row(
mainAxisSize: MainAxisSize.min,

2
lib/screens/thought/think.dart
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@@ -164,6 +164,8 @@ class ThoughtScreen extends HookConsumerWidget {
userMessage: userMessage,
sequenceId: selectedSequenceId.value,
accpetProposals: ['post_create'],
attachedMessages: [], // Message datas
attachedPosts: [], // ID list for posts
);
try {

866
lib/screens/thought/think_sheet.dart Normal file
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@@ -0,0 +1,866 @@
import "dart:convert";
import "package:dio/dio.dart";
import "package:easy_localization/easy_localization.dart";
import "package:flutter/material.dart";
import "package:flutter/services.dart";
import "package:flutter_hooks/flutter_hooks.dart";
import "package:gap/gap.dart";
import "package:google_fonts/google_fonts.dart";
import "package:hooks_riverpod/hooks_riverpod.dart";
import "package:island/models/thought.dart";
import "package:island/pods/network.dart";
import "package:island/pods/userinfo.dart";
import "package:island/services/time.dart";
import "package:island/widgets/alert.dart";
import "package:island/widgets/content/markdown.dart";
import "package:island/widgets/content/sheet.dart";
import "package:island/widgets/post/compose_dialog.dart";
import "package:island/screens/posts/compose.dart";
import "package:material_symbols_icons/material_symbols_icons.dart";
import "package:styled_widget/styled_widget.dart";
import "package:super_sliver_list/super_sliver_list.dart";
import "package:markdown/markdown.dart" as markdown;
import "package:markdown_widget/markdown_widget.dart";
class ThoughtSheet extends HookConsumerWidget {
final List<Map<String, dynamic>> attachedMessages;
final List<String> attachedPosts;
const ThoughtSheet({
super.key,
this.attachedMessages = const [],
this.attachedPosts = const [],
});
static Future<void> show(
BuildContext context, {
List<Map<String, dynamic>> attachedMessages = const [],
List<String> attachedPosts = const [],
}) {
return showModalBottomSheet(
context: context,
isScrollControlled: true,
useSafeArea: true,
builder:
(context) => ThoughtSheet(
attachedMessages: attachedMessages,
attachedPosts: attachedPosts,
),
);
}
@override
Widget build(BuildContext context, WidgetRef ref) {
// Extract proposals from text content
List<Map<String, String>> extractProposals(String content) {
final proposalRegex = RegExp(
r'<proposal\s+type="([^"]+)">(.*?)<\/proposal>',
dotAll: true,
);
final matches = proposalRegex.allMatches(content);
return matches.map((match) {
return {'type': match.group(1)!, 'content': match.group(2)!};
}).toList();
}
void handleProposalAction(
BuildContext context,
Map<String, String> proposal,
) {
switch (proposal['type']) {
case 'post_create':
// Show post creation dialog with the proposal content
PostComposeDialog.show(
context,
initialState: PostComposeInitialState(
content: (proposal['content'] ?? '').trim(),
),
);
break;
default:
// Show a snackbar for unsupported proposal types
showSnackBar('Unsupported proposal type: ${proposal['type']}');
}
}
final localThoughts = useState<List<SnThinkingThought>>([]);
final currentTopic = useState<String?>('aiThought'.tr());
final messageController = useTextEditingController();
final scrollController = useScrollController();
final isStreaming = useState(false);
final streamingText = useState<String>('');
final functionCalls = useState<List<String>>([]);
final reasoningChunks = useState<List<String>>([]);
final listController = useMemoized(() => ListController(), []);
// Scroll to bottom when thoughts change or streaming state changes
useEffect(() {
if (localThoughts.value.isNotEmpty || isStreaming.value) {
WidgetsBinding.instance.addPostFrameCallback((_) {
scrollController.animateTo(
0,
duration: const Duration(milliseconds: 300),
curve: Curves.easeOut,
);
});
}
return null;
}, [localThoughts.value.length, isStreaming.value]);
void sendMessage() async {
if (messageController.text.trim().isEmpty) return;
final userMessage = messageController.text.trim();
// Add user message to local thoughts
final userInfo = ref.read(userInfoProvider);
final now = DateTime.now();
final userThought = SnThinkingThought(
id: 'user-${DateTime.now().millisecondsSinceEpoch}',
content: userMessage,
files: [],
role: ThinkingThoughtRole.user,
sequenceId: '',
createdAt: now,
updatedAt: now,
sequence: SnThinkingSequence(
id: '',
accountId: userInfo.value!.id,
createdAt: now,
updatedAt: now,
),
);
localThoughts.value = [userThought, ...localThoughts.value];
final request = StreamThinkingRequest(
userMessage: userMessage,
sequenceId: null,
accpetProposals: ['post_create'],
attachedMessages: attachedMessages,
attachedPosts: attachedPosts,
);
try {
isStreaming.value = true;
streamingText.value = '';
functionCalls.value = [];
reasoningChunks.value = [];
final apiClient = ref.read(apiClientProvider);
final response = await apiClient.post(
'/insight/thought',
data: request.toJson(),
options: Options(
responseType: ResponseType.stream,
sendTimeout: Duration(minutes: 1),
receiveTimeout: Duration(minutes: 1),
),
);
final stream = response.data.stream;
final lineBuffer = StringBuffer();
stream.listen(
(data) {
final chunk = utf8.decode(data);
lineBuffer.write(chunk);
final lines = lineBuffer.toString().split('\n');
lineBuffer.clear();
lineBuffer.write(lines.last); // keep incomplete line
for (final line in lines.sublist(0, lines.length - 1)) {
if (line.trim().isEmpty) continue;
try {
if (line.startsWith('data: ')) {
final jsonStr = line.substring(6);
final event = jsonDecode(jsonStr);
final type = event['type'];
final eventData = event['data'];
if (type == 'text') {
streamingText.value += eventData;
} else if (type == 'function_call') {
functionCalls.value = [
...functionCalls.value,
JsonEncoder.withIndent(' ').convert(eventData),
];
} else if (type == 'reasoning') {
reasoningChunks.value = [
...reasoningChunks.value,
eventData,
];
}
} else if (line.startsWith('topic: ')) {
final jsonStr = line.substring(7);
final event = jsonDecode(jsonStr);
currentTopic.value = event['data'];
} else if (line.startsWith('thought: ')) {
final jsonStr = line.substring(9);
final event = jsonDecode(jsonStr);
final aiThought = SnThinkingThought.fromJson(event['data']);
localThoughts.value = [aiThought, ...localThoughts.value];
isStreaming.value = false;
}
} catch (e) {
// Ignore parsing errors for individual events
}
}
},
onDone: () {
if (isStreaming.value) {
isStreaming.value = false;
showErrorAlert('thoughtParseError'.tr());
}
},
onError: (error) {
isStreaming.value = false;
if (error is DioException && error.response?.data is ResponseBody) {
showErrorAlert('toughtParseError'.tr());
} else {
showErrorAlert(error);
}
},
);
messageController.clear();
FocusManager.instance.primaryFocus?.unfocus();
} catch (error) {
isStreaming.value = false;
showErrorAlert(error);
}
}
Widget buildChunkTiles(List<SnThinkingChunk> chunks) {
return Column(
children: [
...chunks
.where((chunk) => chunk.type == ThinkingChunkType.reasoning)
.map(
(chunk) => Card(
margin: const EdgeInsets.only(bottom: 8),
child: Theme(
data: Theme.of(
context,
).copyWith(dividerColor: Colors.transparent),
child: ExpansionTile(
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(8),
),
title: Text(
'Reasoning',
style: Theme.of(context).textTheme.titleSmall,
),
children: [
Padding(
padding: const EdgeInsets.all(8.0),
child: Text(
chunk.data?['content'] ?? '',
style: Theme.of(context).textTheme.bodyMedium,
),
),
],
),
),
),
),
...chunks
.where((chunk) => chunk.type == ThinkingChunkType.functionCall)
.map(
(chunk) => Card(
margin: const EdgeInsets.only(bottom: 8),
child: Theme(
data: Theme.of(
context,
).copyWith(dividerColor: Colors.transparent),
child: ExpansionTile(
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(8),
),
visualDensity: VisualDensity.compact,
title: Text(
'Function Call',
style: Theme.of(context).textTheme.titleSmall,
),
children: [
Padding(
padding: const EdgeInsets.all(8.0),
child: SelectableText(
JsonEncoder.withIndent(' ').convert(chunk.data),
style: GoogleFonts.robotoMono(),
),
),
],
),
),
),
),
],
);
}
Widget thoughtItem(SnThinkingThought thought, int index) {
final key = Key('thought-${thought.id}');
// Extract proposals from thought content
final proposals =
thought.content != null ? extractProposals(thought.content!) : [];
final thoughtWidget = Container(
margin: const EdgeInsets.symmetric(vertical: 8, horizontal: 16),
padding: const EdgeInsets.all(12),
decoration: BoxDecoration(
color:
thought.role == ThinkingThoughtRole.assistant
? Theme.of(context).colorScheme.surfaceContainerHighest
: Theme.of(context).colorScheme.primaryContainer,
borderRadius: BorderRadius.circular(12),
),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Row(
children: [
Icon(
thought.role == ThinkingThoughtRole.assistant
? Symbols.smart_toy
: Symbols.person,
size: 20,
),
const Gap(8),
Expanded(
child: Row(
crossAxisAlignment: CrossAxisAlignment.baseline,
textBaseline: TextBaseline.ideographic,
spacing: 8,
children: [
Text(
thought.role == ThinkingThoughtRole.assistant
? 'thoughtAiName'.tr()
: 'thoughtUserName'.tr(),
style: Theme.of(context).textTheme.titleSmall,
),
Tooltip(
message: thought.createdAt.formatSystem(),
child: Text(
thought.createdAt.formatRelative(context),
style: Theme.of(
context,
).textTheme.bodySmall?.copyWith(
color:
Theme.of(context).colorScheme.onSurfaceVariant,
),
),
),
],
),
),
if (thought.role == ThinkingThoughtRole.assistant)
SizedBox(
height: 20,
width: 20,
child: IconButton(
visualDensity: VisualDensity(
horizontal: -4,
vertical: -4,
),
padding: EdgeInsets.zero,
iconSize: 16,
icon: Icon(Symbols.content_copy),
onPressed: () {
Clipboard.setData(
ClipboardData(text: thought.content ?? ''),
);
showSnackBar('copiedToClipboard'.tr());
},
),
),
],
),
const Gap(8),
if (thought.chunks.isNotEmpty) ...[
buildChunkTiles(thought.chunks),
const Gap(8),
],
if (thought.content != null)
MarkdownTextContent(
isSelectable: true,
content: thought.content!,
extraBlockSyntaxList: [ProposalBlockSyntax()],
textStyle: Theme.of(context).textTheme.bodyMedium,
extraGenerators: [
ProposalGenerator(
backgroundColor:
Theme.of(context).colorScheme.secondaryContainer,
foregroundColor:
Theme.of(context).colorScheme.onSecondaryContainer,
borderColor: Theme.of(context).colorScheme.outline,
),
],
),
if (thought.role == ThinkingThoughtRole.assistant &&
(thought.tokenCount != null || thought.modelName != null)) ...[
const Gap(8),
Row(
children: [
if (thought.modelName != null) ...[
const Icon(Symbols.neurology, size: 16),
const Gap(4),
Text(
'${thought.modelName}',
style: Theme.of(context).textTheme.bodySmall?.copyWith(
color: Theme.of(context).colorScheme.onSurfaceVariant,
),
),
const Gap(16),
],
if (thought.tokenCount != null)
...([
const Icon(Symbols.token, size: 16),
const Gap(4),
Text(
'${thought.tokenCount} tokens',
style: Theme.of(context).textTheme.bodySmall?.copyWith(
color: Theme.of(context).colorScheme.onSurfaceVariant,
),
),
]),
],
),
],
if (proposals.isNotEmpty &&
thought.role == ThinkingThoughtRole.assistant) ...[
const Gap(12),
Wrap(
spacing: 8,
runSpacing: 8,
children:
proposals.map((proposal) {
return ElevatedButton.icon(
onPressed:
() => handleProposalAction(context, proposal),
icon: Icon(switch (proposal['type']) {
'post_create' => Symbols.add,
_ => Symbols.lightbulb,
}, size: 16),
label: Text(switch (proposal['type']) {
'post_create' => 'Create Post',
_ => proposal['type'] ?? 'Action',
}),
style: ElevatedButton.styleFrom(
backgroundColor:
Theme.of(context).colorScheme.primaryContainer,
foregroundColor:
Theme.of(context).colorScheme.onPrimaryContainer,
padding: const EdgeInsets.symmetric(
horizontal: 12,
vertical: 8,
),
),
);
}).toList(),
),
],
],
),
);
return TweenAnimationBuilder<double>(
key: key,
tween: Tween<double>(begin: 0.0, end: 1.0),
duration: Duration(
milliseconds: 400 + (index % 5) * 50,
), // Staggered delay
curve: Curves.easeOutCubic,
builder: (context, animationValue, child) {
return Transform.translate(
offset: Offset(
0,
20 * (1 - animationValue),
), // Slide up from bottom
child: Opacity(opacity: animationValue, child: child),
);
},
child: thoughtWidget,
);
}
Widget streamingThoughtItem() => Container(
margin: const EdgeInsets.symmetric(vertical: 8, horizontal: 16),
padding: const EdgeInsets.all(12),
decoration: BoxDecoration(
color: Theme.of(context).colorScheme.surfaceContainerHighest,
borderRadius: BorderRadius.circular(12),
),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Row(
children: [
Icon(Symbols.smart_toy, size: 20),
const Gap(8),
Text(
'thoughtAiName'.tr(),
style: Theme.of(context).textTheme.titleSmall,
),
const Spacer(),
SizedBox(
width: 16,
height: 16,
child: CircularProgressIndicator(strokeWidth: 2),
),
],
),
const Gap(8),
MarkdownTextContent(
content: streamingText.value,
textStyle: Theme.of(context).textTheme.bodyMedium,
extraBlockSyntaxList: [ProposalBlockSyntax()],
extraGenerators: [
ProposalGenerator(
backgroundColor:
Theme.of(context).colorScheme.secondaryContainer,
foregroundColor:
Theme.of(context).colorScheme.onSecondaryContainer,
borderColor: Theme.of(context).colorScheme.outline,
),
],
),
if (reasoningChunks.value.isNotEmpty ||
functionCalls.value.isNotEmpty) ...[
const Gap(8),
Column(
children: [
...reasoningChunks.value.map(
(chunk) => Card(
margin: const EdgeInsets.only(bottom: 8),
child: Theme(
data: Theme.of(
context,
).copyWith(dividerColor: Colors.transparent),
child: ExpansionTile(
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(8),
),
title: Text(
'Reasoning',
style: Theme.of(context).textTheme.titleSmall,
),
children: [
Padding(
padding: const EdgeInsets.all(8.0),
child: Text(
chunk,
style: Theme.of(context).textTheme.bodyMedium,
),
),
],
),
),
),
),
...functionCalls.value.map(
(call) => Card(
margin: const EdgeInsets.only(bottom: 8),
child: Theme(
data: Theme.of(
context,
).copyWith(dividerColor: Colors.transparent),
child: ExpansionTile(
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(8),
),
visualDensity: VisualDensity.compact,
title: Text(
'Function Call',
style: Theme.of(context).textTheme.titleSmall,
),
children: [
Padding(
padding: const EdgeInsets.all(8.0),
child: SelectableText(
call,
style: GoogleFonts.robotoMono(),
),
),
],
),
),
),
),
],
),
],
],
),
);
return SheetScaffold(
titleText: currentTopic.value ?? 'aiThought'.tr(),
child: Center(
child: Container(
constraints: BoxConstraints(maxWidth: 640),
child: Column(
children: [
Expanded(
child: SuperListView.builder(
listController: listController,
controller: scrollController,
padding: const EdgeInsets.only(top: 16, bottom: 16),
reverse: true,
itemCount:
localThoughts.value.length + (isStreaming.value ? 1 : 0),
itemBuilder: (context, index) {
if (isStreaming.value && index == 0) {
return streamingThoughtItem();
}
final thoughtIndex = isStreaming.value ? index - 1 : index;
final thought = localThoughts.value[thoughtIndex];
return thoughtItem(thought, thoughtIndex);
},
),
),
Column(
mainAxisSize: MainAxisSize.min,
children: [
if (attachedMessages.isNotEmpty || attachedPosts.isNotEmpty)
Container(
margin: const EdgeInsets.only(
left: 16,
right: 16,
bottom: 8,
),
child: Row(
children: [
Icon(
Symbols.attach_file,
size: 16,
color: Theme.of(context).colorScheme.primary,
),
const Gap(8),
Expanded(
child: Text(
[
if (attachedMessages.isNotEmpty)
'${attachedMessages.length} message${attachedMessages.length > 1 ? 's' : ''}',
if (attachedPosts.isNotEmpty)
'${attachedPosts.length} post${attachedPosts.length > 1 ? 's' : ''}',
].join(', '),
style: Theme.of(
context,
).textTheme.bodySmall?.copyWith(
color: Theme.of(context).colorScheme.primary,
fontWeight: FontWeight.w500,
),
),
),
IconButton(
icon: const Icon(Symbols.close, size: 16),
onPressed: () {
// Note: Since these are final parameters, we can't modify them directly
// This would require making the sheet stateful or using a callback
// For now, just show the indicator without remove functionality
},
style: IconButton.styleFrom(
minimumSize: const Size(24, 24),
padding: EdgeInsets.zero,
),
),
],
),
),
Container(
margin: EdgeInsets.only(
left: 16,
right: 16,
bottom: 16 + MediaQuery.of(context).padding.bottom,
),
child: Material(
elevation: 2,
color:
Theme.of(context).colorScheme.surfaceContainerHighest,
borderRadius: BorderRadius.circular(32),
child: Padding(
padding: const EdgeInsets.symmetric(
vertical: 6,
horizontal: 8,
),
child: Row(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Expanded(
child: TextField(
controller: messageController,
keyboardType: TextInputType.multiline,
enabled: !isStreaming.value,
decoration: InputDecoration(
hintText:
isStreaming.value
? 'thoughtStreamingHint'.tr()
: 'thoughtInputHint'.tr(),
border: InputBorder.none,
isDense: true,
contentPadding: const EdgeInsets.symmetric(
horizontal: 12,
vertical: 12,
),
),
maxLines: 5,
minLines: 1,
textInputAction: TextInputAction.send,
onSubmitted: (_) => sendMessage(),
),
),
IconButton(
icon: Icon(
isStreaming.value ? Symbols.stop : Icons.send,
),
color: Theme.of(context).colorScheme.primary,
onPressed: sendMessage,
),
],
),
),
),
),
],
),
],
),
),
),
);
}
}
class ProposalBlockSyntax extends markdown.BlockSyntax {
@override
RegExp get pattern => RegExp(r'^<proposal', caseSensitive: false);
@override
bool canParse(markdown.BlockParser parser) {
return pattern.hasMatch(parser.current.content);
}
@override
bool canEndBlock(markdown.BlockParser parser) {
return parser.current.content.contains('</proposal>');
}
@override
markdown.Node parse(markdown.BlockParser parser) {
final childLines = <String>[];
// Extract type from opening tag
final openingLine = parser.current.content;
final attrsMatch = RegExp(
r'<proposal(\s[^>]*)?>',
caseSensitive: false,
).firstMatch(openingLine);
final attrs = attrsMatch?.group(1) ?? '';
final typeMatch = RegExp(r'type="([^"]*)"').firstMatch(attrs);
final type = typeMatch?.group(1) ?? '';
// Collect all lines until closing tag
while (!parser.isDone) {
childLines.add(parser.current.content);
if (canEndBlock(parser)) {
parser.advance();
break;
}
parser.advance();
}
// Extract content between tags
final fullContent = childLines.join('\n');
final contentMatch = RegExp(
r'<proposal[^>]*>(.*?)</proposal>',
dotAll: true,
caseSensitive: false,
).firstMatch(fullContent);
final content = contentMatch?.group(1)?.trim() ?? '';
final element = markdown.Element('proposal', [markdown.Text(content)])
..attributes['type'] = type;
return element;
}
}
class ProposalGenerator extends SpanNodeGeneratorWithTag {
ProposalGenerator({
required Color backgroundColor,
required Color foregroundColor,
required Color borderColor,
}) : super(
tag: 'proposal',
generator: (
markdown.Element element,
MarkdownConfig config,
WidgetVisitor visitor,
) {
return ProposalSpanNode(
text: element.textContent,
type: element.attributes['type'] ?? '',
backgroundColor: backgroundColor,
foregroundColor: foregroundColor,
borderColor: borderColor,
);
},
);
}
class ProposalSpanNode extends SpanNode {
final String text;
final String type;
final Color backgroundColor;
final Color foregroundColor;
final Color borderColor;
ProposalSpanNode({
required this.text,
required this.type,
required this.backgroundColor,
required this.foregroundColor,
required this.borderColor,
});
@override
InlineSpan build() {
return WidgetSpan(
child: Container(
padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 4),
decoration: BoxDecoration(
color: backgroundColor,
border: Border.all(color: borderColor, width: 1),
borderRadius: BorderRadius.circular(8),
),
child: Column(
mainAxisSize: MainAxisSize.min,
spacing: 6,
children: [
Row(
spacing: 6,
children: [
Icon(Symbols.lightbulb, size: 16, color: foregroundColor),
Text(
'SN-chan suggest you to ${type.split('_').reversed.join(' ')}',
).fontSize(13).opacity(0.8),
],
).padding(top: 3, bottom: 4),
Flexible(
child: Text(
text,
style: TextStyle(
color: foregroundColor,
fontSize: 14,
fontWeight: FontWeight.w500,
),
),
),
],
),
),
);
}
}