opt view opus images

Signed-off-by: dom <githubaccount56556@proton.me>

lib/pages/article/controller.dart

@@ -2,6 +2,7 @@ import 'package:PiliPlus/http/dynamics.dart';
 import 'package:PiliPlus/http/fav.dart';
 import 'package:PiliPlus/http/loading_state.dart';
 import 'package:PiliPlus/http/video.dart';
+import 'package:PiliPlus/models/common/image_preview_type.dart';
 import 'package:PiliPlus/models/dynamics/article_content_model.dart'
     show ArticleContentModel;
 import 'package:PiliPlus/models/dynamics/result.dart';
@@ -43,6 +44,12 @@ class ArticleController extends CommonDynController {
   List<ArticleContentModel>? get opus =>
       opusData?.modules.moduleContent ?? articleData?.opus?.content;
 
+  List<SourceModel>? _images;
+  List<SourceModel> images() => _images ??= opus!
+      .where((e) => e.paraType == 2 && e.pic != null)
+      .map((e) => SourceModel(url: e.pic!.pics!.first.url!))
+      .toList();
+
   @override
   void onInit() {
     super.onInit();

lib/pages/article/view.dart

@@ -171,6 +171,7 @@ class _ArticlePageState extends CommonDynPageState<ArticlePage> {
             // if (kDebugMode) debugPrint('json page');
             content = OpusContent(
               opus: controller.opus!,
+              images: controller.images,
               maxWidth: maxWidth,
             );
           } else if (controller.opusData?.modules.moduleBlocked != null) {

lib/pages/article/widgets/opus_content.dart

@@ -33,11 +33,13 @@ import 'package:re_highlight/styles/github.dart';
 
 class OpusContent extends StatelessWidget {
   final List<ArticleContentModel> opus;
+  final ValueGetter<List<SourceModel>> images;
   final double maxWidth;
 
   const OpusContent({
     super.key,
     required this.opus,
+    required this.images,
     required this.maxWidth,
   });
 
@@ -240,9 +242,11 @@ class OpusContent extends StatelessWidget {
                     child: child,
                   );
                 }
+                final images = this.images();
                 return GestureDetector(
                   onTap: () => PageUtils.imageView(
-                    imgList: [SourceModel(url: pic.url!)],
+                    imgList: images,
+                    initialPage: images.indexWhere((e) => e.url == pic.url),
                     quality: 60,
                   ),
                   child: child,