Files
pilipala/lib/common/widgets/html_render.dart
2024-01-07 12:58:24 +08:00

97 lines
3.1 KiB
Dart

import 'package:flutter/material.dart';
import 'package:flutter_html/flutter_html.dart';
import 'package:get/get.dart';
import 'network_img_layer.dart';
// ignore: must_be_immutable
class HtmlRender extends StatelessWidget {
const HtmlRender({
this.htmlContent,
this.imgCount,
this.imgList,
super.key,
});
final String? htmlContent;
final int? imgCount;
final List<String>? imgList;
@override
Widget build(BuildContext context) {
return Html(
data: htmlContent,
onLinkTap: (String? url, Map<String, String> buildContext, attributes) {},
extensions: [
TagExtension(
tagsToExtend: <String>{'img'},
builder: (ExtensionContext extensionContext) {
try {
final Map<String, dynamic> attributes =
extensionContext.attributes;
final List<dynamic> key = attributes.keys.toList();
String imgUrl = key.contains('src')
? attributes['src'] as String
: attributes['data-src'] as String;
if (imgUrl.startsWith('//')) {
imgUrl = 'https:$imgUrl';
}
if (imgUrl.startsWith('http://')) {
imgUrl = imgUrl.replaceAll('http://', 'https://');
}
imgUrl = imgUrl.contains('@') ? imgUrl.split('@').first : imgUrl;
final bool isEmote = imgUrl.contains('/emote/');
final bool isMall = imgUrl.contains('/mall/');
if (isMall) {
return const SizedBox();
}
// bool inTable =
// extensionContext.element!.previousElementSibling == null ||
// extensionContext.element!.nextElementSibling == null;
// imgUrl = Utils().imageUrl(imgUrl!);
// return Image.network(
// imgUrl,
// width: isEmote ? 22 : null,
// height: isEmote ? 22 : null,
// );
return NetworkImgLayer(
width: isEmote ? 22 : Get.size.width - 24,
height: isEmote ? 22 : 200,
src: imgUrl,
);
} catch (err) {
return const SizedBox();
}
},
),
],
style: {
'html': Style(
fontSize: FontSize.medium,
lineHeight: LineHeight.percent(140),
),
'body': Style(margin: Margins.zero, padding: HtmlPaddings.zero),
'a': Style(
color: Theme.of(context).colorScheme.primary,
textDecoration: TextDecoration.none,
),
'p': Style(
margin: Margins.only(bottom: 10),
),
'span': Style(
fontSize: FontSize.medium,
height: Height(1.65),
),
'div': Style(height: Height.auto()),
'li > p': Style(
display: Display.inline,
),
'li': Style(
padding: HtmlPaddings.only(bottom: 4),
textAlign: TextAlign.justify,
),
'img': Style(margin: Margins.only(top: 4, bottom: 4)),
},
);
}
}