1024 lines
36 KiB
Dart
1024 lines
36 KiB
Dart
import 'dart:convert';
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import 'dart:math' as math;
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import 'package:dio/dio.dart';
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import 'package:dropdown_button2/dropdown_button2.dart';
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import 'package:easy_localization/easy_localization.dart';
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import 'package:flutter/material.dart';
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import 'package:flutter_hooks/flutter_hooks.dart';
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import 'package:gap/gap.dart';
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import 'package:hooks_riverpod/hooks_riverpod.dart';
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import 'package:island/models/thought.dart';
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import 'package:island/pods/network.dart';
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import 'package:island/pods/userinfo.dart';
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import 'package:island/screens/thought/think.dart';
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import 'package:island/screens/posts/compose.dart';
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import 'package:island/talker.dart';
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import 'package:island/widgets/alert.dart';
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import 'package:island/widgets/post/compose_sheet.dart';
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import 'package:island/widgets/thought/function_calls_section.dart';
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import 'package:island/widgets/thought/proposals_section.dart';
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import 'package:island/widgets/thought/reasoning_section.dart';
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import 'package:island/widgets/thought/thought_content.dart';
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import 'package:island/widgets/thought/thought_header.dart';
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import 'package:island/widgets/thought/token_info.dart';
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import 'package:material_symbols_icons/material_symbols_icons.dart';
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import 'package:styled_widget/styled_widget.dart';
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import 'package:super_sliver_list/super_sliver_list.dart';
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class StreamItem {
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const StreamItem(this.type, this.data);
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final String type;
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final dynamic data;
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}
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class FunctionCallPair {
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const FunctionCallPair(this.call, [this.result]);
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final StreamItem? call;
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final StreamItem? result;
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}
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class ThoughtChatState {
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final ValueNotifier<String?> sequenceId;
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final ValueNotifier<List<SnThinkingThought>> localThoughts;
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final ValueNotifier<String?> currentTopic;
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final ValueNotifier<List<ThoughtService>> services;
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final ValueNotifier<String> selectedServiceId;
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final TextEditingController messageController;
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final ScrollController scrollController;
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final ValueNotifier<bool> isStreaming;
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final ValueNotifier<List<StreamItem>> streamingItems;
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final ListController listController;
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final ValueNotifier<ValueNotifier<double>> bottomGradientNotifier;
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final Future<void> Function() sendMessage;
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ThoughtChatState({
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required this.sequenceId,
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required this.localThoughts,
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required this.currentTopic,
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required this.services,
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required this.selectedServiceId,
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required this.messageController,
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required this.scrollController,
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required this.isStreaming,
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required this.streamingItems,
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required this.listController,
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required this.bottomGradientNotifier,
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required this.sendMessage,
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});
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}
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ThoughtChatState useThoughtChat(
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WidgetRef ref, {
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String? initialSequenceId,
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List<SnThinkingThought>? initialThoughts,
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String? initialTopic,
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List<Map<String, dynamic>> attachedMessages = const [],
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List<String> attachedPosts = const [],
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VoidCallback? onSequenceIdChanged,
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}) {
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final sequenceId = useState<String?>(initialSequenceId);
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final localThoughts = useState<List<SnThinkingThought>>(
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initialThoughts ?? [],
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);
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final currentTopic = useState<String?>(initialTopic ?? 'aiThought'.tr());
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// Watch the provider for services
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final servicesAsync = ref.watch(thoughtServicesProvider);
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// Initialize services and selected service from provider
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final services = useState<List<ThoughtService>>([]);
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final selectedServiceId = useState<String>('');
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// Update state when provider data arrives
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useEffect(() {
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if (servicesAsync.hasValue) {
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final response = servicesAsync.value!;
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services.value = response.services;
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if (selectedServiceId.value.isEmpty) {
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selectedServiceId.value = response.defaultService;
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}
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}
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return null;
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}, [servicesAsync]);
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final messageController = useTextEditingController();
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final scrollController = useScrollController();
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final isStreaming = useState(false);
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final streamingItems = useState<List<StreamItem>>([]);
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final listController = useMemoized(() => ListController(), []);
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// Scroll animation notifiers
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final bottomGradientNotifier = useState(ValueNotifier<double>(0.0));
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// Scroll to bottom when thoughts change or streaming state changes
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useEffect(() {
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if (localThoughts.value.isNotEmpty || isStreaming.value) {
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WidgetsBinding.instance.addPostFrameCallback((_) {
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scrollController.animateTo(
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0,
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duration: const Duration(milliseconds: 300),
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curve: Curves.easeOut,
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);
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});
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}
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return null;
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}, [localThoughts.value.length, isStreaming.value]);
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// Add scroll listener for gradient animations
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useEffect(() {
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void onScroll() {
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// Update gradient animations
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final pixels = scrollController.position.pixels;
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// Bottom gradient: appears when not at bottom (pixels > 0)
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bottomGradientNotifier.value.value = (pixels / 500.0).clamp(0.0, 1.0);
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}
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scrollController.addListener(onScroll);
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return () => scrollController.removeListener(onScroll);
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}, [scrollController]);
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Future<void> sendMessage() async {
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if (messageController.text.trim().isEmpty) return;
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final userMessage = messageController.text.trim();
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// Add user message to local thoughts
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final userInfo = ref.read(userInfoProvider);
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final now = DateTime.now();
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final userThought = SnThinkingThought(
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id: 'user-${DateTime.now().millisecondsSinceEpoch}',
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parts: [
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SnThinkingMessagePart(
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type: ThinkingMessagePartType.text,
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text: userMessage,
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),
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],
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files: [],
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role: ThinkingThoughtRole.user,
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sequenceId: sequenceId.value ?? '',
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createdAt: now,
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updatedAt: now,
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sequence: SnThinkingSequence(
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id: sequenceId.value ?? '',
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accountId: userInfo.value!.id,
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createdAt: now,
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updatedAt: now,
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),
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);
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localThoughts.value = [userThought, ...localThoughts.value];
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final request = StreamThinkingRequest(
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userMessage: userMessage,
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sequenceId: sequenceId.value,
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accpetProposals: ['post_create'],
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attachedMessages: attachedMessages,
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attachedPosts: attachedPosts,
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serviceId:
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selectedServiceId.value.isNotEmpty ? selectedServiceId.value : null,
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);
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try {
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isStreaming.value = true;
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streamingItems.value = [];
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final apiClient = ref.read(apiClientProvider);
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final response = await apiClient.post(
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'/insight/thought',
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data: request.toJson(),
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options: Options(
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responseType: ResponseType.stream,
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sendTimeout: Duration(hours: 1),
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receiveTimeout: Duration(hours: 1),
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),
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);
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final stream = response.data.stream;
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final lineBuffer = StringBuffer();
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stream.listen(
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(data) {
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final chunk = utf8.decode(data);
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lineBuffer.write(chunk);
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final lines = lineBuffer.toString().split('\n');
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lineBuffer.clear();
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lineBuffer.write(lines.last); // keep incomplete line
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for (final line in lines.sublist(0, lines.length - 1)) {
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if (line.trim().isEmpty) continue;
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try {
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if (line.startsWith('data: ')) {
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final jsonStr = line.substring(6);
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final event = jsonDecode(jsonStr);
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final type = event['type'];
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final eventData = event['data'];
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if (type != 'text') {
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talker.info('[Thought] Received event: $type');
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}
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switch (type) {
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case 'text':
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streamingItems.value = [
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...streamingItems.value,
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StreamItem('text', eventData),
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];
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break;
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case 'function_call':
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streamingItems.value = [
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...streamingItems.value,
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StreamItem(
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'function_call',
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SnFunctionCall.fromJson(eventData),
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),
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];
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break;
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case 'function_result':
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streamingItems.value = [
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...streamingItems.value,
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StreamItem(
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'function_result',
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SnFunctionResult.fromJson(eventData),
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),
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];
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break;
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case 'reasoning':
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streamingItems.value = [
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...streamingItems.value,
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StreamItem('reasoning', eventData),
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];
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break;
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default:
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// ignore unknown types
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break;
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}
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} else if (line.startsWith('topic: ')) {
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final jsonStr = line.substring(7);
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final event = jsonDecode(jsonStr);
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currentTopic.value = event['data'];
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} else if (line.startsWith('thought: ')) {
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final jsonStr = line.substring(9);
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final event = jsonDecode(jsonStr);
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final aiThought = SnThinkingThought.fromJson(event['data']);
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localThoughts.value = [aiThought, ...localThoughts.value];
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if (sequenceId.value == null &&
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aiThought.sequenceId.isNotEmpty) {
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sequenceId.value = aiThought.sequenceId;
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onSequenceIdChanged?.call();
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}
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isStreaming.value = false;
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}
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} catch (e) {
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// Ignore parsing errors for individual events
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}
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}
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},
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onDone: () {
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if (isStreaming.value) {
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isStreaming.value = false;
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// Add error thought to the list for incomplete response
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final now = DateTime.now();
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final errorThought = SnThinkingThought(
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id: 'error-${DateTime.now().millisecondsSinceEpoch}',
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parts: [
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SnThinkingMessagePart(
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type: ThinkingMessagePartType.text,
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text: 'Error: ${'thoughtParseError'.tr()}',
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),
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],
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files: [],
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role: ThinkingThoughtRole.assistant,
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sequenceId: sequenceId.value ?? '',
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createdAt: now,
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updatedAt: now,
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sequence: SnThinkingSequence(
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id: sequenceId.value ?? '',
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accountId: '',
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createdAt: now,
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updatedAt: now,
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),
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);
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localThoughts.value = [errorThought, ...localThoughts.value];
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}
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},
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onError: (error) {
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isStreaming.value = false;
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// Add error thought to the list
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final now = DateTime.now();
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final errorMessage =
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error is DioException && error.response?.data is ResponseBody
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? 'toughtParseError'.tr()
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: error.toString();
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final errorThought = SnThinkingThought(
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id: 'error-${DateTime.now().millisecondsSinceEpoch}',
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parts: [
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SnThinkingMessagePart(
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type: ThinkingMessagePartType.text,
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text: 'Error: $errorMessage',
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),
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],
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files: [],
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role: ThinkingThoughtRole.assistant,
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sequenceId: sequenceId.value ?? '',
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createdAt: now,
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updatedAt: now,
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sequence: SnThinkingSequence(
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id: sequenceId.value ?? '',
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accountId: '',
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createdAt: now,
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updatedAt: now,
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),
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);
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localThoughts.value = [errorThought, ...localThoughts.value];
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},
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);
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messageController.clear();
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FocusManager.instance.primaryFocus?.unfocus();
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} catch (error) {
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isStreaming.value = false;
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// Add error thought to the list for initial request errors
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final now = DateTime.now();
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final userInfo = ref.read(userInfoProvider);
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final errorMessage = error.toString();
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final errorThought = SnThinkingThought(
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id: 'error-${DateTime.now().millisecondsSinceEpoch}',
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parts: [
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SnThinkingMessagePart(
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type: ThinkingMessagePartType.text,
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text: 'Error: $errorMessage',
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),
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],
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files: [],
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role: ThinkingThoughtRole.assistant,
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sequenceId: sequenceId.value ?? '',
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createdAt: now,
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updatedAt: now,
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sequence: SnThinkingSequence(
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id: sequenceId.value ?? '',
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accountId: userInfo.value!.id,
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createdAt: now,
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updatedAt: now,
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),
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);
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localThoughts.value = [errorThought, ...localThoughts.value];
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}
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}
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return ThoughtChatState(
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sequenceId: sequenceId,
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localThoughts: localThoughts,
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currentTopic: currentTopic,
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services: services,
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selectedServiceId: selectedServiceId,
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messageController: messageController,
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scrollController: scrollController,
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isStreaming: isStreaming,
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streamingItems: streamingItems,
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listController: listController,
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bottomGradientNotifier: bottomGradientNotifier,
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sendMessage: sendMessage,
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);
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}
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class ThoughtChatInterface extends HookConsumerWidget {
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final List<SnThinkingThought>? initialThoughts;
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final String? initialTopic;
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final List<Map<String, dynamic>> attachedMessages;
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final List<String> attachedPosts;
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final bool isDisabled;
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const ThoughtChatInterface({
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super.key,
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this.initialThoughts,
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this.initialTopic,
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this.attachedMessages = const [],
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this.attachedPosts = const [],
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this.isDisabled = false,
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});
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@override
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Widget build(BuildContext context, WidgetRef ref) {
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final inputKey = useMemoized(() => GlobalKey());
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final inputHeight = useState<double>(80.0);
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final chatState = useThoughtChat(
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ref,
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initialThoughts: initialThoughts,
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initialTopic: initialTopic,
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attachedMessages: attachedMessages,
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attachedPosts: attachedPosts,
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);
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useEffect(() {
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WidgetsBinding.instance.addPostFrameCallback((_) {
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final renderBox =
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inputKey.currentContext?.findRenderObject() as RenderBox?;
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if (renderBox != null) {
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inputHeight.value = renderBox.size.height;
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}
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});
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return null;
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}, []);
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return Stack(
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children: [
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// Thoughts list
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Center(
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child: Container(
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constraints: BoxConstraints(maxWidth: 640),
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child: Column(
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children: [
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Expanded(
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child: SuperListView.builder(
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listController: chatState.listController,
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controller: chatState.scrollController,
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padding: EdgeInsets.only(
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top: 16,
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bottom:
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MediaQuery.of(context).padding.bottom +
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56 +
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inputHeight.value, // Leave space for thought input
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),
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reverse: true,
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itemCount:
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chatState.localThoughts.value.length +
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(chatState.isStreaming.value ? 1 : 0),
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itemBuilder: (context, index) {
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if (chatState.isStreaming.value && index == 0) {
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return ThoughtItem(
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isStreaming: true,
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streamingItems: chatState.streamingItems.value,
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);
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}
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final thoughtIndex =
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chatState.isStreaming.value ? index - 1 : index;
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final thought =
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chatState.localThoughts.value[thoughtIndex];
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return ThoughtItem(thought: thought);
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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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),
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// Bottom gradient - appears when scrolling towards newer thoughts (behind thought input)
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AnimatedBuilder(
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animation: chatState.bottomGradientNotifier.value,
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builder:
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(context, child) => Positioned(
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left: 0,
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right: 0,
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bottom: 0,
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child: Opacity(
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opacity: chatState.bottomGradientNotifier.value.value,
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child: Container(
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height: math.min(
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MediaQuery.of(context).size.height * 0.1,
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128,
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),
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decoration: BoxDecoration(
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gradient: LinearGradient(
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begin: Alignment.bottomCenter,
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end: Alignment.topCenter,
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colors: [
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Theme.of(
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context,
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).colorScheme.surfaceContainer.withOpacity(0.8),
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Theme.of(
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context,
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).colorScheme.surfaceContainer.withOpacity(0.0),
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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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),
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// Thought Input positioned above gradient (higher z-index)
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Positioned(
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left: 0,
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right: 0,
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bottom: 0, // At the very bottom, above gradient
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child: Center(
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child: Container(
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constraints: BoxConstraints(maxWidth: 640),
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child: ThoughtInput(
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key: inputKey,
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messageController: chatState.messageController,
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isStreaming: chatState.isStreaming.value,
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onSend: chatState.sendMessage,
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attachedMessages: attachedMessages,
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attachedPosts: attachedPosts,
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isDisabled: isDisabled,
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services: chatState.services.value,
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selectedServiceId: chatState.selectedServiceId,
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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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}
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}
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List<Map<String, String>> _extractProposals(String content) {
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final proposalRegex = RegExp(
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r'<proposal\s+type="([^"]+)">(.*?)<\/proposal>',
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dotAll: true,
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);
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final matches = proposalRegex.allMatches(content);
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return matches.map((match) {
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return {'type': match.group(1)!, 'content': match.group(2)!};
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}).toList();
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}
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void _handleProposalAction(BuildContext context, Map<String, String> proposal) {
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switch (proposal['type']) {
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case 'post_create':
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// Show post creation dialog with the proposal content
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PostComposeSheet.show(
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context,
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initialState: PostComposeInitialState(
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content: (proposal['content'] ?? '').trim(),
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),
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);
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break;
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default:
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// Show a snackbar for unsupported proposal types
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showSnackBar('Unsupported proposal type: ${proposal['type']}');
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}
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}
|
|
|
|
class ThoughtInput extends HookWidget {
|
|
final TextEditingController messageController;
|
|
final bool isStreaming;
|
|
final VoidCallback onSend;
|
|
final List<Map<String, dynamic>>? attachedMessages;
|
|
final List<String>? attachedPosts;
|
|
final bool isDisabled;
|
|
final List<ThoughtService> services;
|
|
final ValueNotifier<String> selectedServiceId;
|
|
|
|
const ThoughtInput({
|
|
super.key,
|
|
required this.messageController,
|
|
required this.isStreaming,
|
|
required this.onSend,
|
|
this.attachedMessages,
|
|
this.attachedPosts,
|
|
this.isDisabled = false,
|
|
required this.services,
|
|
required this.selectedServiceId,
|
|
});
|
|
|
|
@override
|
|
Widget build(BuildContext context) {
|
|
return Container(
|
|
margin: EdgeInsets.only(
|
|
left: 16,
|
|
right: 16,
|
|
bottom: 16 + MediaQuery.of(context).padding.bottom,
|
|
),
|
|
child: Material(
|
|
elevation: 2,
|
|
color: Theme.of(context).colorScheme.surfaceContainerHighest,
|
|
borderRadius: BorderRadius.circular(32),
|
|
child: Padding(
|
|
padding: const EdgeInsets.symmetric(vertical: 6, horizontal: 8),
|
|
child: Column(
|
|
children: [
|
|
if ((attachedMessages?.isNotEmpty ?? false) ||
|
|
(attachedPosts?.isNotEmpty ?? false))
|
|
Container(
|
|
key: ValueKey(
|
|
'attachments-${attachedMessages?.length ?? 0}-${attachedPosts?.length ?? 0}',
|
|
),
|
|
padding: const EdgeInsets.symmetric(
|
|
horizontal: 16,
|
|
vertical: 8,
|
|
),
|
|
decoration: BoxDecoration(
|
|
color: Theme.of(context).colorScheme.surfaceContainerHigh,
|
|
borderRadius: BorderRadius.circular(24),
|
|
border: Border.all(
|
|
color: Theme.of(
|
|
context,
|
|
).colorScheme.outline.withOpacity(0.2),
|
|
width: 1,
|
|
),
|
|
),
|
|
margin: const EdgeInsets.only(
|
|
left: 8,
|
|
right: 8,
|
|
top: 8,
|
|
bottom: 4,
|
|
),
|
|
child: Row(
|
|
mainAxisSize: MainAxisSize.max,
|
|
children: [
|
|
Icon(
|
|
Symbols.attach_file,
|
|
size: 16,
|
|
color: Theme.of(context).colorScheme.primary,
|
|
),
|
|
const Gap(4),
|
|
Text(
|
|
[
|
|
if (attachedMessages?.isNotEmpty ?? false)
|
|
'${attachedMessages!.length} message${attachedMessages!.length > 1 ? 's' : ''}',
|
|
if (attachedPosts?.isNotEmpty ?? false)
|
|
'${attachedPosts!.length} post${attachedPosts!.length > 1 ? 's' : ''}',
|
|
].join(', '),
|
|
style: Theme.of(context).textTheme.bodySmall!.copyWith(
|
|
fontWeight: FontWeight.w500,
|
|
fontSize: 12,
|
|
),
|
|
),
|
|
const Spacer(),
|
|
SizedBox(
|
|
width: 24,
|
|
height: 24,
|
|
child: IconButton(
|
|
padding: EdgeInsets.zero,
|
|
icon: const Icon(Icons.close, size: 14),
|
|
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
|
|
},
|
|
tooltip: 'clear',
|
|
),
|
|
),
|
|
],
|
|
),
|
|
),
|
|
|
|
Row(
|
|
crossAxisAlignment: CrossAxisAlignment.start,
|
|
children: [
|
|
Expanded(
|
|
child: TextField(
|
|
controller: messageController,
|
|
keyboardType: TextInputType.multiline,
|
|
enabled: !isStreaming && !isDisabled,
|
|
decoration: InputDecoration(
|
|
hintText:
|
|
(isStreaming
|
|
? 'thoughtStreamingHint'
|
|
: isDisabled
|
|
? 'thoughtUnpaidHint'.tr()
|
|
: 'thoughtInputHint')
|
|
.tr(),
|
|
border: InputBorder.none,
|
|
isDense: true,
|
|
contentPadding: const EdgeInsets.symmetric(
|
|
horizontal: 12,
|
|
vertical: 12,
|
|
),
|
|
),
|
|
maxLines: 5,
|
|
minLines: 1,
|
|
textInputAction: TextInputAction.send,
|
|
onSubmitted:
|
|
(!isStreaming && !isDisabled)
|
|
? (_) => onSend()
|
|
: null,
|
|
),
|
|
),
|
|
IconButton(
|
|
icon: Icon(isStreaming ? Symbols.stop : Icons.send),
|
|
color: Theme.of(context).colorScheme.primary,
|
|
onPressed: (!isStreaming && !isDisabled) ? onSend : null,
|
|
),
|
|
],
|
|
),
|
|
Padding(
|
|
padding: const EdgeInsets.fromLTRB(8, 4, 8, 4),
|
|
child: Row(
|
|
children: [
|
|
if (services.isNotEmpty)
|
|
DropdownButtonHideUnderline(
|
|
child: DropdownButton2<String>(
|
|
value:
|
|
selectedServiceId.value.isEmpty
|
|
? null
|
|
: selectedServiceId.value,
|
|
customButton: Container(
|
|
padding: EdgeInsets.all(4),
|
|
decoration: BoxDecoration(
|
|
border: BoxBorder.all(
|
|
color: Theme.of(context).colorScheme.outline,
|
|
width: 1,
|
|
),
|
|
borderRadius: const BorderRadius.all(
|
|
Radius.circular(16),
|
|
),
|
|
),
|
|
child: Row(
|
|
spacing: 8,
|
|
children: [
|
|
const Icon(
|
|
Symbols.network_intelligence,
|
|
size: 20,
|
|
),
|
|
Text(selectedServiceId.value),
|
|
const Icon(
|
|
Symbols.keyboard_arrow_down,
|
|
size: 14,
|
|
).padding(right: 4),
|
|
],
|
|
).padding(vertical: 2, horizontal: 6),
|
|
),
|
|
items:
|
|
services
|
|
.map(
|
|
(service) => DropdownMenuItem<String>(
|
|
value: service.serviceId,
|
|
child: Column(
|
|
crossAxisAlignment:
|
|
CrossAxisAlignment.start,
|
|
children: [
|
|
Text(
|
|
service.serviceId,
|
|
style: DefaultTextStyle.of(
|
|
context,
|
|
).style.copyWith(
|
|
fontSize: 14,
|
|
fontWeight: FontWeight.w500,
|
|
),
|
|
),
|
|
Text(
|
|
'Rate: ${service.billingMultiplier}x, Level: P${service.perkLevel}',
|
|
style: DefaultTextStyle.of(
|
|
context,
|
|
).style.copyWith(
|
|
fontSize: 12,
|
|
color:
|
|
Theme.of(context)
|
|
.colorScheme
|
|
.onSurfaceVariant,
|
|
),
|
|
),
|
|
],
|
|
),
|
|
),
|
|
)
|
|
.toList(),
|
|
onChanged:
|
|
!isStreaming && !isDisabled
|
|
? (value) {
|
|
if (value != null) {
|
|
selectedServiceId.value = value;
|
|
}
|
|
}
|
|
: null,
|
|
hint: const Text('Select Service'),
|
|
isDense: true,
|
|
buttonStyleData: ButtonStyleData(
|
|
decoration: BoxDecoration(
|
|
borderRadius: const BorderRadius.all(
|
|
Radius.circular(16),
|
|
),
|
|
),
|
|
),
|
|
menuItemStyleData: MenuItemStyleData(
|
|
selectedMenuItemBuilder: (context, child) {
|
|
return child;
|
|
},
|
|
height: 56,
|
|
padding: const EdgeInsets.symmetric(
|
|
horizontal: 20,
|
|
vertical: 8,
|
|
),
|
|
),
|
|
),
|
|
),
|
|
],
|
|
),
|
|
),
|
|
],
|
|
),
|
|
),
|
|
),
|
|
);
|
|
}
|
|
}
|
|
|
|
// Unified thought item widget
|
|
class ThoughtItem extends StatelessWidget {
|
|
const ThoughtItem({
|
|
super.key,
|
|
this.thought,
|
|
this.isStreaming = false,
|
|
this.streamingItems,
|
|
}) : assert(
|
|
(streamingItems != null && isStreaming) ||
|
|
(thought != null && !isStreaming),
|
|
'Either streamingItems or thought must be provided',
|
|
);
|
|
|
|
final SnThinkingThought? thought;
|
|
final bool isStreaming;
|
|
final List<StreamItem>? streamingItems;
|
|
|
|
@override
|
|
Widget build(BuildContext context) {
|
|
final isUser = !isStreaming && thought!.role == ThinkingThoughtRole.user;
|
|
|
|
return Container(
|
|
margin: const EdgeInsets.symmetric(horizontal: 16, vertical: 8),
|
|
child: Column(
|
|
crossAxisAlignment: CrossAxisAlignment.start,
|
|
children: [
|
|
// Header
|
|
ThoughtHeader(isStreaming: isStreaming, isUser: isUser),
|
|
const Gap(8),
|
|
// Content
|
|
Container(
|
|
padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 8),
|
|
decoration: BoxDecoration(
|
|
color: Theme.of(context).colorScheme.surfaceContainerHighest,
|
|
borderRadius: BorderRadius.circular(12),
|
|
border: Border.all(
|
|
color: Theme.of(context).colorScheme.outline.withOpacity(0.2),
|
|
width: 1,
|
|
),
|
|
),
|
|
child: Column(
|
|
crossAxisAlignment: CrossAxisAlignment.start,
|
|
spacing: 8,
|
|
children: buildWidgetsList(),
|
|
),
|
|
),
|
|
],
|
|
),
|
|
);
|
|
}
|
|
|
|
List<Widget> buildWidgetsList() {
|
|
final List<StreamItem> items =
|
|
isStreaming
|
|
? (streamingItems ?? [])
|
|
: thought!.parts.map((p) {
|
|
String type;
|
|
switch (p.type) {
|
|
case ThinkingMessagePartType.text:
|
|
type = 'text';
|
|
break;
|
|
case ThinkingMessagePartType.functionCall:
|
|
type = 'function_call';
|
|
break;
|
|
case ThinkingMessagePartType.functionResult:
|
|
type = 'function_result';
|
|
break;
|
|
}
|
|
return StreamItem(
|
|
type,
|
|
p.type == ThinkingMessagePartType.text
|
|
? p.text ?? ''
|
|
: p.functionCall ?? p.functionResult,
|
|
);
|
|
}).toList();
|
|
|
|
final isAI =
|
|
isStreaming ||
|
|
(!isStreaming && thought!.role == ThinkingThoughtRole.assistant);
|
|
final List<Map<String, String>> proposals =
|
|
!isStreaming
|
|
? _extractProposals(
|
|
thought!.parts
|
|
.where((p) => p.type == ThinkingMessagePartType.text)
|
|
.map((p) => p.text ?? '')
|
|
.join(),
|
|
)
|
|
: [];
|
|
|
|
final List<Widget> widgets = [];
|
|
String currentText = '';
|
|
bool hasOpenText = false;
|
|
int i = 0;
|
|
while (i < items.length) {
|
|
final item = items[i];
|
|
if (item.type == 'text') {
|
|
currentText += item.data as String;
|
|
hasOpenText = true;
|
|
} else if (item.type == 'function_call') {
|
|
if (hasOpenText) {
|
|
widgets.add(buildTextRow(currentText));
|
|
currentText = '';
|
|
hasOpenText = false;
|
|
}
|
|
// check next for result
|
|
StreamItem? result;
|
|
if (i + 1 < items.length && items[i + 1].type == 'function_result') {
|
|
result = items[i + 1];
|
|
i++; // skip it
|
|
}
|
|
widgets.add(
|
|
FunctionCallsSection(
|
|
isFinish: result != null,
|
|
isStreaming: isStreaming,
|
|
callData: JsonEncoder.withIndent(' ').convert(item.data.toJson()),
|
|
resultData:
|
|
result != null
|
|
? JsonEncoder.withIndent(' ').convert(result.data.toJson())
|
|
: null,
|
|
),
|
|
);
|
|
} else if (item.type == 'function_result') {
|
|
if (hasOpenText) {
|
|
widgets.add(buildTextRow(currentText));
|
|
currentText = '';
|
|
hasOpenText = false;
|
|
}
|
|
// orphan result, treat as finished with call
|
|
widgets.add(
|
|
FunctionCallsSection(
|
|
isFinish: true,
|
|
isStreaming: isStreaming,
|
|
callData: null,
|
|
resultData: JsonEncoder.withIndent(
|
|
' ',
|
|
).convert(item.data.toJson()),
|
|
),
|
|
);
|
|
} else if (item.type == 'reasoning') {
|
|
if (hasOpenText) {
|
|
widgets.add(buildTextRow(currentText));
|
|
currentText = '';
|
|
hasOpenText = false;
|
|
}
|
|
widgets.add(buildItemWidget(item));
|
|
} else {
|
|
// ignore
|
|
}
|
|
i++;
|
|
}
|
|
if (hasOpenText) {
|
|
widgets.add(buildTextRow(currentText));
|
|
}
|
|
|
|
// Add spinner at the end if streaming
|
|
if (isStreaming) {
|
|
widgets.add(
|
|
Row(
|
|
mainAxisAlignment: MainAxisAlignment.end,
|
|
children: [
|
|
const SizedBox(
|
|
height: 20,
|
|
width: 20,
|
|
child: CircularProgressIndicator(strokeWidth: 2.5),
|
|
).padding(left: 8),
|
|
],
|
|
),
|
|
);
|
|
}
|
|
|
|
// The proposals and token info at the end
|
|
if (!isStreaming && proposals.isNotEmpty && isAI) {
|
|
widgets.add(
|
|
ProposalsSection(
|
|
proposals: proposals,
|
|
onProposalAction: _handleProposalAction,
|
|
),
|
|
);
|
|
}
|
|
if (!isStreaming &&
|
|
isAI &&
|
|
thought != null &&
|
|
!thought!.id.startsWith('error-')) {
|
|
widgets.add(TokenInfo(thought: thought!));
|
|
}
|
|
return widgets;
|
|
}
|
|
|
|
Widget buildTextRow(String text) {
|
|
return Row(
|
|
mainAxisSize: MainAxisSize.min,
|
|
crossAxisAlignment: CrossAxisAlignment.end,
|
|
children: [
|
|
Flexible(
|
|
child: ThoughtContent(
|
|
isStreaming: isStreaming,
|
|
streamingText: text,
|
|
thought: thought,
|
|
),
|
|
),
|
|
],
|
|
);
|
|
}
|
|
|
|
Widget buildItemWidget(StreamItem item) {
|
|
switch (item.type) {
|
|
case 'reasoning':
|
|
return ReasoningSection(reasoningChunks: [item.data]);
|
|
default:
|
|
throw 'unknown item type ${item.type}';
|
|
}
|
|
}
|
|
}
|