From fa3ba0e18873df055c33fa65eea8b8f6f4904d34 Mon Sep 17 00:00:00 2001
From: LittleSheep <littlesheep.code@hotmail.com>
Date: Thu, 25 Jul 2024 02:00:29 +0800
Subject: [PATCH] :sparkles: Shuffle mode

---
 lib/providers/content/posts.dart |  8 +++-
 lib/screens/home.dart            | 76 ++++++++++++++++++++++++--------
 lib/translations/en_us.dart      |  2 +
 lib/translations/zh_cn.dart      |  2 +
 4 files changed, 67 insertions(+), 21 deletions(-)

diff --git a/lib/providers/content/posts.dart b/lib/providers/content/posts.dart
index cd8f99a..1a7b173 100644
--- a/lib/providers/content/posts.dart
+++ b/lib/providers/content/posts.dart
@@ -9,7 +9,7 @@ class PostProvider extends GetConnect {
   }
 
   Future<Response> listRecommendations(int page,
-      {int? realm, String? tag, category}) async {
+      {int? realm, String? tag, category, String? channel}) async {
     final queries = [
       'take=${10}',
       'offset=$page',
@@ -17,7 +17,11 @@ class PostProvider extends GetConnect {
       if (category != null) 'category=$category',
       if (realm != null) 'realmId=$realm',
     ];
-    final resp = await get('/recommendations?${queries.join('&')}');
+    final resp = await get(
+      channel == null
+          ? '/recommendations?${queries.join('&')}'
+          : '/recommendations/$channel?${queries.join('&')}',
+    );
     if (resp.statusCode != 200) {
       throw Exception(resp.body);
     }
diff --git a/lib/screens/home.dart b/lib/screens/home.dart
index 68c045c..e4082b7 100644
--- a/lib/screens/home.dart
+++ b/lib/screens/home.dart
@@ -20,16 +20,24 @@ class HomeScreen extends StatefulWidget {
   State<HomeScreen> createState() => _HomeScreenState();
 }
 
-class _HomeScreenState extends State<HomeScreen> {
+class _HomeScreenState extends State<HomeScreen>
+    with SingleTickerProviderStateMixin {
   final PagingController<int, Post> _pagingController =
       PagingController(firstPageKey: 0);
 
+  late final TabController _tabController;
+
+  int mode = 0;
+
   getPosts(int pageKey) async {
     final PostProvider provider = Get.find();
 
     Response resp;
     try {
-      resp = await provider.listRecommendations(pageKey);
+      resp = await provider.listRecommendations(
+        pageKey,
+        channel: mode == 0 ? null : 'shuffle',
+      );
     } catch (e) {
       _pagingController.error = e;
       return;
@@ -48,6 +56,16 @@ class _HomeScreenState extends State<HomeScreen> {
   void initState() {
     super.initState();
     _pagingController.addPageRequestListener(getPosts);
+    _tabController = TabController(length: 2, vsync: this);
+    _tabController.addListener(() {
+      switch (_tabController.index) {
+        case 0:
+        case 1:
+          if (mode == _tabController.index) break;
+          mode = _tabController.index;
+          _pagingController.refresh();
+      }
+    });
   }
 
   @override
@@ -68,24 +86,44 @@ class _HomeScreenState extends State<HomeScreen> {
         ),
         body: RefreshIndicator(
           onRefresh: () => Future.sync(() => _pagingController.refresh()),
-          child: CustomScrollView(
-            slivers: [
-              SliverAppBar(
-                title: AppBarTitle('home'.tr),
-                centerTitle: false,
-                floating: true,
-                toolbarHeight: SolianTheme.toolbarHeight(context),
-                leading: AppBarLeadingButton.adaptive(context),
-                actions: [
-                  const BackgroundStateWidget(),
-                  const NotificationButton(),
-                  SizedBox(
-                    width: SolianTheme.isLargeScreen(context) ? 8 : 16,
+          child: NestedScrollView(
+            headerSliverBuilder:
+                (BuildContext context, bool innerBoxIsScrolled) {
+              return [
+                SliverAppBar(
+                  title: AppBarTitle('home'.tr),
+                  centerTitle: false,
+                  floating: true,
+                  toolbarHeight: SolianTheme.toolbarHeight(context),
+                  leading: AppBarLeadingButton.adaptive(context),
+                  actions: [
+                    const BackgroundStateWidget(),
+                    const NotificationButton(),
+                    SizedBox(
+                      width: SolianTheme.isLargeScreen(context) ? 8 : 16,
+                    ),
+                  ],
+                  bottom: TabBar(
+                    controller: _tabController,
+                    tabs: [
+                      Tab(text: 'postListNews'.tr),
+                      Tab(text: 'postListShuffle'.tr),
+                    ],
                   ),
-                ],
-              ),
-              FeedListWidget(controller: _pagingController),
-            ],
+                )
+              ];
+            },
+            body: TabBarView(
+              controller: _tabController,
+              children: [
+                CustomScrollView(slivers: [
+                  FeedListWidget(controller: _pagingController),
+                ]),
+                CustomScrollView(slivers: [
+                  FeedListWidget(controller: _pagingController),
+                ]),
+              ],
+            ),
           ),
         ),
       ),
diff --git a/lib/translations/en_us.dart b/lib/translations/en_us.dart
index 711bdf4..79094a9 100644
--- a/lib/translations/en_us.dart
+++ b/lib/translations/en_us.dart
@@ -83,6 +83,8 @@ const messagesEnglish = {
   'notifyAllRead': 'Mark all as read',
   'notifyEmpty': 'All notifications read',
   'notifyEmptyCaption': 'It seems like nothing happened recently',
+  'postListNews': 'News',
+  'postListShuffle': 'Random',
   'postEditor': 'Create new post',
   'articleEditor': 'Create new article',
   'articleDetail': 'Article details',
diff --git a/lib/translations/zh_cn.dart b/lib/translations/zh_cn.dart
index 013f3e4..a0154c0 100644
--- a/lib/translations/zh_cn.dart
+++ b/lib/translations/zh_cn.dart
@@ -81,6 +81,8 @@ const simplifiedChineseMessages = {
   'articleEditor': '撰写文章',
   'articleDetail': '文章详情',
   'draftBoxOpen': '打开草稿箱',
+  'postListNews': '新鲜事',
+  'postListShuffle': '打乱看',
   'postNew': '创建新帖子',
   'postNewInRealmHint': '在领域 @realm 里发表新帖子',
   'postAction': '发表',