| 1 | import 'package:hugeicons/hugeicons.dart'; |
| 2 | import 'package:flutter/material.dart'; |
| 3 | import 'package:flutter_riverpod/flutter_riverpod.dart'; |
| 4 | import 'package:gpt_markdown/gpt_markdown.dart'; |
| 5 | import 'package:localmind/core/providers/app_providers.dart'; |
| 6 | import 'package:localmind/l10n/app_localizations.dart'; |
| 7 | import 'package:localmind/core/theme/colors.dart'; |
| 8 | |
| 9 | class ReasoningWidget extends ConsumerStatefulWidget { |
| 10 | final String? reasoningContent; |
| 11 | final bool isStreaming; |
| 12 | final bool hasMainContent; |
| 13 | |
| 14 | const ReasoningWidget({ |
| 15 | super.key, |
| 16 | this.reasoningContent, |
| 17 | this.isStreaming = false, |
| 18 | this.hasMainContent = true, |
| 19 | }); |
| 20 | |
| 21 | @override |
| 22 | ConsumerState<ReasoningWidget> createState() => _ReasoningWidgetState(); |
| 23 | } |
| 24 | |
| 25 | class _ReasoningWidgetState extends ConsumerState<ReasoningWidget> |
| 26 | with SingleTickerProviderStateMixin { |
| 27 | late bool _isExpanded; |
| 28 | bool _hasUserManuallyToggled = false; |
| 29 | late AnimationController _animationController; |
| 30 | late Animation<double> _expandAnimation; |
| 31 | |
| 32 | @override |
| 33 | void initState() { |
| 34 | super.initState(); |
| 35 | final autoCollapse = ref.read( |
| 36 | settingsProvider.select((s) => s.autoCollapseThinking), |
| 37 | ); |
| 38 | _isExpanded = widget.isStreaming || !widget.hasMainContent || !autoCollapse; |
| 39 | _animationController = AnimationController( |
| 40 | vsync: this, |
| 41 | duration: const Duration(milliseconds: 250), |
| 42 | ); |
| 43 | _expandAnimation = CurvedAnimation( |
| 44 | parent: _animationController, |
| 45 | curve: Curves.fastOutSlowIn, |
| 46 | ); |
| 47 | if (_isExpanded) { |
| 48 | _animationController.value = 1.0; |
| 49 | } |
| 50 | } |
| 51 | |
| 52 | @override |
| 53 | void dispose() { |
| 54 | _animationController.dispose(); |
| 55 | super.dispose(); |
| 56 | } |
| 57 | |
| 58 | @override |
| 59 | void didUpdateWidget(ReasoningWidget oldWidget) { |
| 60 | super.didUpdateWidget(oldWidget); |
| 61 | if (widget.isStreaming && !oldWidget.isStreaming) { |
| 62 | if (!_isExpanded) { |
| 63 | setState(() { |
| 64 | _isExpanded = true; |
| 65 | _animationController.forward(); |
| 66 | }); |
| 67 | } |
| 68 | } else if (!widget.isStreaming && oldWidget.isStreaming) { |
| 69 | if (!_hasUserManuallyToggled) { |
| 70 | final autoCollapse = ref.read( |
| 71 | settingsProvider.select((s) => s.autoCollapseThinking), |
| 72 | ); |
| 73 | final shouldStayExpanded = !widget.hasMainContent || !autoCollapse; |
| 74 | if (!shouldStayExpanded && _isExpanded) { |
| 75 | setState(() { |
| 76 | _isExpanded = false; |
| 77 | _animationController.reverse(); |
| 78 | }); |
| 79 | } |
| 80 | } |
| 81 | } |
| 82 | } |
| 83 | |
| 84 | void _toggleExpand() { |
| 85 | setState(() { |
| 86 | _hasUserManuallyToggled = true; |
| 87 | _isExpanded = !_isExpanded; |
| 88 | if (_isExpanded) { |
| 89 | _animationController.forward(); |
| 90 | } else { |
| 91 | _animationController.reverse(); |
| 92 | } |
| 93 | }); |
| 94 | } |
| 95 | |
| 96 | @override |
| 97 | Widget build(BuildContext context) { |
| 98 | final l10n = AppLocalizations.of(context)!; |
| 99 | final theme = Theme.of(context); |
| 100 | final isDark = theme.brightness == Brightness.dark; |
| 101 | final hasContent = widget.reasoningContent?.isNotEmpty == true; |
| 102 | |
| 103 | if (!hasContent && !widget.isStreaming) { |
| 104 | return const SizedBox.shrink(); |
| 105 | } |
| 106 | |
| 107 | final reasoningTextColor = Color.lerp( |
| 108 | isDark ? AppColors.darkPrimaryText : AppColors.lightPrimaryText, |
| 109 | isDark ? AppColors.darkMutedText : AppColors.lightMutedText, |
| 110 | 0.35, |
| 111 | )!; |
| 112 | |
| 113 | final reasoningHighlightColor = isDark |
| 114 | ? AppColors.darkSurface.withValues(alpha: 0.9) |
| 115 | : const Color(0xFFF4F4F5); |
| 116 | |
| 117 | return Container( |
| 118 | margin: const EdgeInsets.only(bottom: 12, top: 4), |
| 119 | decoration: BoxDecoration( |
| 120 | color: isDark ? AppColors.darkSurfaceInput : AppColors.lightSurface, |
| 121 | borderRadius: BorderRadius.circular(12), |
| 122 | border: Border.all( |
| 123 | color: isDark ? AppColors.darkBorder : AppColors.lightBorder, |
| 124 | width: 1.0, |
| 125 | ), |
| 126 | boxShadow: [ |
| 127 | BoxShadow( |
| 128 | color: Colors.black.withValues(alpha: isDark ? 0.15 : 0.03), |
| 129 | blurRadius: 10, |
| 130 | offset: const Offset(0, 4), |
| 131 | ), |
| 132 | ], |
| 133 | ), |
| 134 | child: ClipRRect( |
| 135 | borderRadius: BorderRadius.circular(11), |
| 136 | child: Column( |
| 137 | mainAxisSize: MainAxisSize.min, |
| 138 | crossAxisAlignment: CrossAxisAlignment.start, |
| 139 | children: [ |
| 140 | // Header Row |
| 141 | InkWell( |
| 142 | onTap: _toggleExpand, |
| 143 | borderRadius: BorderRadius.circular(11), |
| 144 | child: Padding( |
| 145 | padding: const EdgeInsets.symmetric( |
| 146 | horizontal: 14, |
| 147 | vertical: 12, |
| 148 | ), |
| 149 | child: Row( |
| 150 | children: [ |
| 151 | HugeIcon( |
| 152 | icon: HugeIcons.strokeRoundedBrain, |
| 153 | size: 18, |
| 154 | color: isDark |
| 155 | ? AppColors.darkMutedText |
| 156 | : AppColors.lightMutedText, |
| 157 | ), |
| 158 | const SizedBox(width: 8), |
| 159 | Text( |
| 160 | l10n.thinking, |
| 161 | style: TextStyle( |
| 162 | fontSize: 13, |
| 163 | fontWeight: FontWeight.w600, |
| 164 | letterSpacing: 0.3, |
| 165 | color: isDark |
| 166 | ? AppColors.darkMutedText |
| 167 | : AppColors.lightMutedText, |
| 168 | ), |
| 169 | ), |
| 170 | const SizedBox(width: 8), |
| 171 | if (widget.isStreaming) ...[ |
| 172 | SizedBox( |
| 173 | width: 10, |
| 174 | height: 10, |
| 175 | child: CircularProgressIndicator( |
| 176 | strokeWidth: 1.5, |
| 177 | color: theme.colorScheme.primary, |
| 178 | ), |
| 179 | ), |
| 180 | ], |
| 181 | const Spacer(), |
| 182 | RotationTransition( |
| 183 | turns: Tween( |
| 184 | begin: 0.0, |
| 185 | end: 0.5, |
| 186 | ).animate(_expandAnimation), |
| 187 | child: HugeIcon( |
| 188 | icon: HugeIcons.strokeRoundedArrowDown01, |
| 189 | size: 18, |
| 190 | color: isDark |
| 191 | ? AppColors.darkMutedText |
| 192 | : AppColors.lightMutedText, |
| 193 | ), |
| 194 | ), |
| 195 | ], |
| 196 | ), |
| 197 | ), |
| 198 | ), |
| 199 | // Expandable content |
| 200 | SizeTransition( |
| 201 | sizeFactor: _expandAnimation, |
| 202 | child: Padding( |
| 203 | padding: const EdgeInsets.fromLTRB(14, 0, 14, 14), |
| 204 | child: Column( |
| 205 | crossAxisAlignment: CrossAxisAlignment.start, |
| 206 | children: [ |
| 207 | GptMarkdownTheme( |
| 208 | gptThemeData: GptMarkdownThemeData( |
| 209 | brightness: isDark ? Brightness.dark : Brightness.light, |
| 210 | highlightColor: reasoningHighlightColor, |
| 211 | linkColor: theme.colorScheme.primary, |
| 212 | ), |
| 213 | child: GptMarkdown( |
| 214 | widget.reasoningContent ?? '', |
| 215 | style: TextStyle( |
| 216 | fontSize: 13, |
| 217 | color: reasoningTextColor, |
| 218 | height: 1.5, |
| 219 | ), |
| 220 | ), |
| 221 | ), |
| 222 | ], |
| 223 | ), |
| 224 | ), |
| 225 | ), |
| 226 | ], |
| 227 | ), |
| 228 | ), |
| 229 | ); |
| 230 | } |
| 231 | } |