68 lines
1.9 KiB
Dart
68 lines
1.9 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:gpt_markdown/gpt_markdown.dart';
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import 'markdown_config.dart';
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typedef MarkdownLinkTapCallback = void Function(String url, String title);
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class StreamingMarkdownWidget extends StatelessWidget {
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const StreamingMarkdownWidget({
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super.key,
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required this.content,
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required this.isStreaming,
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this.onTapLink,
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});
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final String content;
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final bool isStreaming;
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final MarkdownLinkTapCallback? onTapLink;
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@override
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Widget build(BuildContext context) {
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final markdownTheme = ConduitMarkdownConfig.resolve(context);
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if (content.trim().isEmpty) {
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return isStreaming ? const SizedBox.shrink() : const SizedBox.shrink();
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}
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final textScaler = MediaQuery.maybeOf(context)?.textScaler;
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return GptMarkdownTheme(
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gptThemeData: markdownTheme.themeData,
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child: GptMarkdown(
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content,
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style: markdownTheme.textStyle,
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followLinkColor: markdownTheme.followLinkColor,
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textDirection: Directionality.of(context),
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textScaler: textScaler,
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onLinkTap: onTapLink,
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codeBuilder: markdownTheme.codeBuilder,
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imageBuilder: markdownTheme.imageBuilder,
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),
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);
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}
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}
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extension StreamingMarkdownExtension on String {
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Widget toMarkdown({required BuildContext context, bool isStreaming = false}) {
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return StreamingMarkdownWidget(content: this, isStreaming: isStreaming);
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}
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}
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class MarkdownWithLoading extends StatelessWidget {
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const MarkdownWithLoading({super.key, this.content, required this.isLoading});
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final String? content;
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final bool isLoading;
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@override
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Widget build(BuildContext context) {
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final value = content ?? '';
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if (isLoading && value.isEmpty) {
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return const Center(child: CircularProgressIndicator());
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}
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return StreamingMarkdownWidget(content: value, isStreaming: isLoading);
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}
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}
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