refa: follow page

Signed-off-by: bggRGjQaUbCoE <githubaccount56556@proton.me>
2025-12-06 09:13:48 +08:00 · 2025-04-21 20:17:45 +08:00
parent e6e9ce7d57
commit 8b28a31d09
9 changed files with 271 additions and 424 deletions
--- a/lib/pages/follow/child_view.dart
+++ b/lib/pages/follow/child_view.dart
@@ -0,0 +1,90 @@
+import 'package:PiliPlus/common/skeleton/msg_feed_top.dart';
+import 'package:PiliPlus/common/widgets/http_error.dart';
+import 'package:PiliPlus/common/widgets/refresh_indicator.dart';
+import 'package:PiliPlus/http/loading_state.dart';
+import 'package:PiliPlus/models/follow/result.dart';
+import 'package:PiliPlus/pages/follow/child_controller.dart';
+import 'package:PiliPlus/pages/follow/widgets/follow_item.dart';
+import 'package:PiliPlus/utils/utils.dart';
+import 'package:flutter/material.dart';
+import 'package:get/get.dart';
+
+class FollowChildPage extends StatefulWidget {
+  const FollowChildPage({super.key, required this.mid, this.tagid});
+
+  final int mid;
+  final int? tagid;
+
+  @override
+  State<FollowChildPage> createState() => _FollowChildPageState();
+}
+
+class _FollowChildPageState extends State<FollowChildPage>
+    with AutomaticKeepAliveClientMixin {
+  late final _followController = Get.put(
+      FollowChildController(widget.mid, widget.tagid),
+      tag: Utils.generateRandomString(8));
+  late final _isOwner = widget.tagid != null;
+
+  @override
+  Widget build(BuildContext context) {
+    super.build(context);
+    return refreshIndicator(
+      onRefresh: () async {
+        await _followController.onRefresh();
+      },
+      child: CustomScrollView(
+        physics: const AlwaysScrollableScrollPhysics(),
+        slivers: [
+          SliverPadding(
+            padding: EdgeInsets.only(
+                bottom: MediaQuery.paddingOf(context).bottom + 80),
+            sliver: Obx(() => _buildBody(_followController.loadingState.value)),
+          ),
+        ],
+      ),
+    );
+  }
+
+  Widget _buildBody(LoadingState<List<FollowItemModel>?> loadingState) {
+    return switch (loadingState) {
+      Loading() => SliverList.builder(
+          itemCount: 12,
+          itemBuilder: (context, index) {
+            return MsgFeedTopSkeleton();
+          },
+        ),
+      Success() => loadingState.response?.isNotEmpty == true
+          ? SliverList.builder(
+              itemCount: loadingState.response!.length,
+              itemBuilder: (context, index) {
+                if (index == loadingState.response!.length - 1) {
+                  _followController.onLoadMore();
+                }
+                return FollowItem(
+                  item: loadingState.response![index],
+                  isOwner: _isOwner,
+                  callback: (attr) {
+                    List<FollowItemModel> list =
+                        (_followController.loadingState.value as Success)
+                            .response;
+                    list[index].attribute = attr == 0 ? -1 : 0;
+                    _followController.loadingState.refresh();
+                  },
+                );
+              },
+            )
+          : HttpError(
+              callback: _followController.onReload,
+            ),
+      Error() => HttpError(
+          errMsg: loadingState.errMsg,
+          callback: _followController.onReload,
+        ),
+      _ => throw UnimplementedError(),
+    };
+  }
+
+  @override
+  bool get wantKeepAlive => widget.tagid != null;
+}