mod: rcmd: show refresh tip

Closes #135

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

lib/common/widgets/video_popup_menu.dart

@@ -194,6 +194,9 @@ class VideoCustomActions {
                                 SmartDialog.showToast(
                                   res['status'] ? "点踩成功" : res['msg'],
                                 );
+                                if (res['status']) {
+                                  onRemove?.call();
+                                }
                               },
                               style: FilledButton.styleFrom(
                                 visualDensity: VisualDensity(

lib/pages/rcmd/controller.dart

@@ -4,14 +4,16 @@ import 'package:PiliPlus/pages/common/common_controller.dart';
 import 'package:PiliPlus/utils/storage.dart';
 
 class RcmdController extends CommonController {
-  late bool enableSaveLastData;
+  late bool enableSaveLastData = GStorage.setting
+      .get(SettingBoxKey.enableSaveLastData, defaultValue: false);
   late String defaultRcmdType = 'app';
 
+  int? lastRefreshAt;
+  late bool savedRcmdTip = GStorage.savedRcmdTip;
+
   @override
   void onInit() {
     super.onInit();
-    enableSaveLastData = GStorage.setting
-        .get(SettingBoxKey.enableSaveLastData, defaultValue: false);
     defaultRcmdType = GStorage.setting
         .get(SettingBoxKey.defaultRcmdType, defaultValue: 'app');
 
@@ -34,12 +36,13 @@ class RcmdController extends CommonController {
 
   @override
   List? handleListResponse(List currentList, List dataList) {
-    return currentPage == 0 &&
-            enableSaveLastData &&
-            currentList.isNotEmpty &&
-            currentList.length < 500
-        ? dataList + currentList
-        : null;
+    bool shouldSaveLast = enableSaveLastData && currentPage == 0;
+    if (shouldSaveLast) {
+      int length = currentList.length;
+      shouldSaveLast = shouldSaveLast && length > 0 && length < 500;
+    }
+    lastRefreshAt = shouldSaveLast && savedRcmdTip ? dataList.length : null;
+    return shouldSaveLast ? dataList + currentList : null;
   }
 
   @override

lib/pages/rcmd/view.dart

@@ -124,21 +124,73 @@ class _RcmdPageState extends State<RcmdPage>
               index == loadingState.response.length - 1) {
             _controller.onLoadMore();
           }
-          return loadingState is Success
-              ? widget.tabType == TabType.rcmd
-                  ? VideoCardV(
-                      videoItem: loadingState.response[index],
-                      onRemove: () {
-                        _controller.loadingState.value = LoadingState.success(
-                            (loadingState.response as List)..removeAt(index));
-                      },
-                    )
-                  : LiveCardV(
-                      liveItem: loadingState.response[index],
-                    )
-              : const VideoCardVSkeleton();
+          if (widget.tabType == TabType.rcmd) {
+            if (loadingState is Success) {
+              RcmdController ctr = _controller as RcmdController;
+              if (ctr.savedRcmdTip) {
+                if (ctr.lastRefreshAt == index) {
+                  return GestureDetector(
+                    onTap: () {
+                      _controller.animateToTop();
+                      _controller.onRefresh();
+                    },
+                    child: Card(
+                      child: Container(
+                        alignment: Alignment.center,
+                        padding: const EdgeInsets.symmetric(horizontal: 10),
+                        child: Text(
+                          '上次看到这里\n点击刷新',
+                          textAlign: TextAlign.center,
+                          style: TextStyle(
+                            color:
+                                Theme.of(context).colorScheme.onSurfaceVariant,
+                          ),
+                        ),
+                      ),
+                    ),
+                  );
+                }
+                int actualIndex = ctr.lastRefreshAt == null
+                    ? index
+                    : index > ctr.lastRefreshAt!
+                        ? index - 1
+                        : index;
+                return VideoCardV(
+                  videoItem: loadingState.response[actualIndex],
+                  onRemove: () {
+                    if (ctr.lastRefreshAt != null &&
+                        actualIndex < ctr.lastRefreshAt!) {
+                      ctr.lastRefreshAt = ctr.lastRefreshAt! - 1;
+                    }
+                    _controller.loadingState.value = LoadingState.success(
+                        (loadingState.response as List)..removeAt(actualIndex));
+                  },
+                );
+              } else {
+                return VideoCardV(
+                  videoItem: loadingState.response[index],
+                  onRemove: () {
+                    _controller.loadingState.value = LoadingState.success(
+                        (loadingState.response as List)..removeAt(index));
+                  },
+                );
+              }
+            }
+            return const VideoCardVSkeleton();
+          } else {
+            return loadingState is Success
+                ? LiveCardV(
+                    liveItem: loadingState.response[index],
+                  )
+                : const VideoCardVSkeleton();
+          }
         },
-        childCount: loadingState is Success ? loadingState.response.length : 10,
+        childCount: loadingState is Success
+            ? widget.tabType == TabType.rcmd &&
+                    (_controller as RcmdController).lastRefreshAt != null
+                ? loadingState.response.length + 1
+                : loadingState.response.length
+            : 10,
       ),
     );
   }

lib/pages/setting/widgets/model.dart

@@ -16,6 +16,7 @@ import 'package:PiliPlus/pages/home/controller.dart';
 import 'package:PiliPlus/pages/main/controller.dart';
 import 'package:PiliPlus/pages/member/new/controller.dart';
 import 'package:PiliPlus/pages/mine/controller.dart';
+import 'package:PiliPlus/pages/rcmd/controller.dart';
 import 'package:PiliPlus/pages/setting/pages/color_select.dart';
 import 'package:PiliPlus/pages/setting/widgets/multi_select_dialog.dart';
 import 'package:PiliPlus/pages/setting/widgets/normal_item.dart';
@@ -1113,12 +1114,33 @@ List<SettingsModel> get recommendSettings => [
       ),
       SettingsModel(
         settingsType: SettingsType.sw1tch,
-        title: '首页推荐刷新',
+        title: '保留首页推荐刷新',
         subtitle: '下拉刷新时保留上次内容',
         leading: Icon(Icons.refresh),
         setKey: SettingBoxKey.enableSaveLastData,
         defaultVal: false,
-        needReboot: true,
+        onChanged: (value) {
+          try {
+            Get.find<RcmdController>().enableSaveLastData = value;
+          } catch (e) {
+            debugPrint('$e');
+          }
+        },
+      ),
+      SettingsModel(
+        settingsType: SettingsType.sw1tch,
+        title: '显示上次看到位置提示',
+        subtitle: '保留上次推荐时，在上次刷新位置显示提示',
+        leading: Icon(Icons.tips_and_updates_outlined),
+        setKey: SettingBoxKey.savedRcmdTip,
+        defaultVal: true,
+        onChanged: (value) {
+          try {
+            Get.find<RcmdController>().savedRcmdTip = value;
+          } catch (e) {
+            debugPrint('$e');
+          }
+        },
       ),
       SettingsModel(settingsType: SettingsType.divider),
       SettingsModel(

lib/utils/storage.dart

@@ -318,6 +318,9 @@ class GStorage {
   static bool get horizontalPreview => GStorage.setting
       .get(SettingBoxKey.horizontalPreview, defaultValue: false);
 
+  static bool get savedRcmdTip =>
+      GStorage.setting.get(SettingBoxKey.savedRcmdTip, defaultValue: true);
+
   static List<double> get dynamicDetailRatio => List<double>.from(setting
       .get(SettingBoxKey.dynamicDetailRatio, defaultValue: [60.0, 40.0]));
 
@@ -530,6 +533,7 @@ class SettingBoxKey {
       horizontalPreview = 'horizontalPreview',
       banWordForReply = 'banWordForReply',
       banWordForZone = 'banWordForZone',
+      savedRcmdTip = 'savedRcmdTip',
 
       // Sponsor Block
       enableSponsorBlock = 'enableSponsorBlock',