✨ Post a post

lib/providers/content/post_explore.dart

@@ -7,5 +7,5 @@ class PostExploreProvider extends GetConnect {
     httpClient.baseUrl = ServiceFinder.services['interactive'];
   }
 
-  Future<Response> listPost(int page) => get('/api/feed?take=${10}&offset=${page * 10}');
+  Future<Response> listPost(int page) => get('/api/feed?take=${10}&offset=$page');
 }

lib/router.dart

@@ -3,6 +3,7 @@ import 'package:solian/screens/account.dart';
 import 'package:solian/screens/auth/signin.dart';
 import 'package:solian/screens/auth/signup.dart';
 import 'package:solian/screens/home.dart';
+import 'package:solian/screens/posts/publish.dart';
 import 'package:solian/shells/nav_shell.dart';
 
 abstract class AppRouter {
@@ -33,6 +34,11 @@ abstract class AppRouter {
           ),
         ],
       ),
+      GoRoute(
+        path: "/posts/publish",
+        name: "postPublishing",
+        builder: (context, state) => const PostPublishingScreen(),
+      ),
     ],
   );
 }

lib/screens/account.dart

@@ -106,7 +106,7 @@ class AccountNameCard extends StatelessWidget {
             contentPadding: const EdgeInsets.only(left: 22, right: 34, top: 4, bottom: 4),
             leading: AccountAvatar(content: snapshot.data!.body?['avatar'], radius: 24),
             title: Text(snapshot.data!.body?['nick']),
-            subtitle: Text(snapshot.data!.body?['name']),
+            subtitle: Text(snapshot.data!.body?['email']),
           ),
         );
       },

lib/screens/home.dart

@@ -1,8 +1,11 @@
 import 'package:flutter/material.dart';
 import 'package:get/get.dart';
+import 'package:infinite_scroll_pagination/infinite_scroll_pagination.dart';
 import 'package:solian/models/pagination.dart';
 import 'package:solian/models/post.dart';
+import 'package:solian/providers/auth.dart';
 import 'package:solian/providers/content/post_explore.dart';
+import 'package:solian/router.dart';
 import 'package:solian/widgets/posts/post_item.dart';
 
 class HomeScreen extends StatefulWidget {
@@ -13,27 +16,23 @@ class HomeScreen extends StatefulWidget {
 }
 
 class _HomeScreenState extends State<HomeScreen> {
-  int _pageKey = 0;
+  final PagingController<int, Post> _pagingController = PagingController(firstPageKey: 0);
-  int? _dataTotal;
-
-  bool _isFirstLoading = true;
-
-  final List<Post> _data = List.empty(growable: true);
-
-  getPosts() async {
-    if (_dataTotal != null && _pageKey * 10 > _dataTotal!) return;
 
+  getPosts(int pageKey) async {
     final PostExploreProvider provider = Get.find();
-    final resp = await provider.listPost(_pageKey);
+    final resp = await provider.listPost(pageKey);
-    final PaginationResult result = PaginationResult.fromJson(resp.body);
+    if (resp.statusCode != 200) {
+      _pagingController.error = resp.bodyString;
+      return;
+    }
 
-    setState(() {
+    final PaginationResult result = PaginationResult.fromJson(resp.body);
-      final parsed = result.data?.map((e) => Post.fromJson(e));
+    final parsed = result.data?.map((e) => Post.fromJson(e)).toList();
-      if (parsed != null) _data.addAll(parsed);
+    if (parsed != null && parsed.length >= 10) {
-      _isFirstLoading = false;
+      _pagingController.appendPage(parsed, pageKey + parsed.length);
-      _dataTotal = result.count;
+    } else if (parsed != null) {
-      _pageKey++;
+      _pagingController.appendLastPage(parsed);
-    });
+    }
   }
 
   @override
@@ -41,38 +40,48 @@ class _HomeScreenState extends State<HomeScreen> {
     Get.lazyPut(() => PostExploreProvider());
     super.initState();
 
-    Future.delayed(Duration.zero, () => getPosts());
+    _pagingController.addPageRequestListener(getPosts);
   }
 
   @override
   Widget build(BuildContext context) {
-    if (_isFirstLoading) {
+    final AuthProvider auth = Get.find();
-      return const Center(
+
-        child: CircularProgressIndicator(),
+    return Scaffold(
+      floatingActionButton: FutureBuilder(
+          future: auth.isAuthorized,
+          builder: (context, snapshot) {
+            if (snapshot.hasData && snapshot.data == true) {
+              return FloatingActionButton(
+                child: const Icon(Icons.add),
+                onPressed: () async {
+                  final value = await AppRouter.instance.pushNamed('postPublishing');
+                  if (value != null) {
+                    _pagingController.refresh();
+                  }
+                },
               );
             }
-
+            return Container();
-    return Material(
+          }),
+      body: Material(
         color: Theme.of(context).colorScheme.background,
         child: RefreshIndicator(
-        onRefresh: () {
+          onRefresh: () => Future.sync(() => _pagingController.refresh()),
-          _data.clear();
+          child: PagedListView<int, Post>.separated(
-          _pageKey = 0;
+            pagingController: _pagingController,
-          _dataTotal = null;
+            builderDelegate: PagedChildBuilderDelegate<Post>(
-          return getPosts();
+              itemBuilder: (context, item, index) {
-        },
-        child: ListView.separated(
-          itemCount: _data.length,
-          itemBuilder: (BuildContext context, int index) {
-            final item = _data[index];
                 return GestureDetector(
                   child: PostItem(key: Key('p${item.alias}'), item: item),
                   onTap: () {},
                 );
               },
+            ),
             separatorBuilder: (_, __) => const Divider(thickness: 0.3, height: 0.3),
           ),
         ),
+      ),
     );
   }
 }

lib/screens/posts/publish.dart

@@ -0,0 +1,124 @@
+import 'package:flutter/material.dart';
+import 'package:flutter_animate/flutter_animate.dart';
+import 'package:get/get.dart';
+import 'package:solian/providers/auth.dart';
+import 'package:solian/router.dart';
+import 'package:solian/services.dart';
+import 'package:solian/widgets/account/account_avatar.dart';
+import 'package:solian/shells/nav_shell.dart' as shell;
+
+class PostPublishingScreen extends StatefulWidget {
+  const PostPublishingScreen({super.key});
+
+  @override
+  State<PostPublishingScreen> createState() => _PostPublishingScreenState();
+}
+
+class _PostPublishingScreenState extends State<PostPublishingScreen> {
+  final _contentController = TextEditingController();
+
+  bool _isSubmitting = false;
+
+  void applyPost() async {
+    final AuthProvider auth = Get.find();
+    if (!await auth.isAuthorized) return;
+    if (_contentController.value.text.isEmpty) return;
+
+    setState(() => _isSubmitting = true);
+
+    final client = GetConnect();
+    client.httpClient.baseUrl = ServiceFinder.services['interactive'];
+    client.httpClient.addAuthenticator(auth.reqAuthenticator);
+
+    final resp = await client.post('/api/posts', {
+      'content': _contentController.value.text,
+    });
+    if (resp.statusCode != 200) {
+      Get.showSnackbar(GetSnackBar(
+        title: 'errorHappened'.tr,
+        message: resp.bodyString,
+      ));
+    } else {
+      AppRouter.instance.pop(resp.body);
+    }
+
+    setState(() => _isSubmitting = false);
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    final AuthProvider auth = Get.find();
+
+    return Material(
+      color: Theme.of(context).colorScheme.background,
+      child: Scaffold(
+        appBar: AppBar(
+          title: Text('postPublishing'.tr),
+          leading: const shell.BackButton(),
+          actions: [
+            TextButton(
+              child: Text('postAction'.tr.toUpperCase()),
+              onPressed: () => applyPost(),
+            )
+          ],
+        ),
+        body: SafeArea(
+          top: false,
+          child: Column(
+            children: [
+              _isSubmitting ? const LinearProgressIndicator().animate().scaleX() : Container(),
+              FutureBuilder(
+                future: auth.getProfile(),
+                builder: (context, snapshot) {
+                  if (snapshot.hasData) {
+                    return ListTile(
+                      leading: AccountAvatar(content: snapshot.data?.body!['avatar'], radius: 22),
+                      title: Text(snapshot.data?.body!['nick']),
+                      subtitle: Text('postIdentityNotify'.tr),
+                    );
+                  } else {
+                    return Container();
+                  }
+                },
+              ),
+              const Divider(thickness: 0.3),
+              Expanded(
+                child: Container(
+                  padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 8),
+                  child: TextField(
+                    maxLines: null,
+                    autofocus: true,
+                    autocorrect: true,
+                    keyboardType: TextInputType.multiline,
+                    controller: _contentController,
+                    decoration: InputDecoration.collapsed(
+                      hintText: 'postContentPlaceholder'.tr,
+                    ),
+                    onTapOutside: (_) => FocusManager.instance.primaryFocus?.unfocus(),
+                  ),
+                ),
+              ),
+              Container(
+                constraints: const BoxConstraints(minHeight: 56),
+                decoration: BoxDecoration(
+                  border: Border(
+                    top: BorderSide(width: 0.3, color: Theme.of(context).dividerColor),
+                  ),
+                ),
+                child: Row(
+                  children: [
+                    TextButton(
+                      style: TextButton.styleFrom(shape: const CircleBorder()),
+                      child: const Icon(Icons.camera_alt),
+                      onPressed: () {},
+                    )
+                  ],
+                ),
+              ),
+            ],
+          ),
+        ),
+      ),
+    );
+  }
+}

lib/shells/nav_shell.dart

@@ -14,16 +14,6 @@ class NavShell extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
-    final backButton = IconButton(
-      icon: const Icon(Icons.arrow_back),
-      tooltip: MaterialLocalizations.of(context).backButtonTooltip,
-      onPressed: () {
-        if (AppRouter.instance.canPop()) {
-          AppRouter.instance.pop();
-        }
-      },
-    );
-
     final canPop = AppRouter.instance.canPop();
 
     return Scaffold(
@@ -32,7 +22,7 @@ class NavShell extends StatelessWidget {
         centerTitle: false,
         titleSpacing: canPop ? null : 24,
         elevation: SolianTheme.isLargeScreen(context) ? 1 : 0,
-        leading: canPop ? backButton : null,
+        leading: canPop ? BackButton() : null,
       ),
       bottomNavigationBar: SolianTheme.isLargeScreen(context) ? null : const AppNavigationBottomBar(),
       body: SolianTheme.isLargeScreen(context)
@@ -47,3 +37,20 @@ class NavShell extends StatelessWidget {
     );
   }
 }
+
+class BackButton extends StatelessWidget {
+  const BackButton({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    return IconButton(
+      icon: const Icon(Icons.arrow_back),
+      tooltip: MaterialLocalizations.of(context).backButtonTooltip,
+      onPressed: () {
+        if (AppRouter.instance.canPop()) {
+          AppRouter.instance.pop();
+        }
+      },
+    );
+  }
+}

lib/translations.dart

@@ -17,13 +17,18 @@ class SolianMessages extends Translations {
           'friend': 'Friend',
           'signin': 'Sign in',
           'signinCaption': 'Sign in to create post, start a realm, message your friend and more!',
-          'signinRiskDetected': 'Risk detected, click Next to open a webpage and signin through it to pass security check.',
+          'signinRiskDetected':
+              'Risk detected, click Next to open a webpage and signin through it to pass security check.',
           'signup': 'Sign up',
           'signupCaption': 'Create an account on Solarpass and then get the access of entire Solar Network!',
           'signout': 'Sign out',
           'riskDetection': 'Risk Detected',
           'matureContent': 'Mature Content',
-          'matureContentCaption': 'The content is rated and may not suitable for everyone to view'
+          'matureContentCaption': 'The content is rated and may not suitable for everyone to view',
+          'postAction': 'Post',
+          'postPublishing': 'Post a post',
+          'postIdentityNotify': 'You will post this post as',
+          'postContentPlaceholder': 'What\'s happened?!',
         },
         'zh_CN': {
           'next': '下一步',
@@ -44,8 +49,12 @@ class SolianMessages extends Translations {
           'signupCaption': '在 Solarpass 注册一个账号以获得整个 Solar Network 的存取权！',
           'signout': '登出',
           'riskDetection': '检测到风险',
-          'matureContent': '成人内容',
+          'matureContent': '评级内容',
-          'matureContentCaption': '该内容可能会对您的社会关系产生影响，请确认四下环境后再查看'
+          'matureContentCaption': '该内容已被评级为家长指导级或以上，这可能说明内容包含一系列不友好的成分',
+          'postAction': '发表',
+          'postPublishing': '发表帖子',
+          'postIdentityNotify': '你将会以本身份发表帖子',
+          'postContentPlaceholder': '发生什么事了？！',
         }
       };
 }

lib/widgets/account/account_avatar.dart

@@ -13,6 +13,7 @@ class AccountAvatar extends StatelessWidget {
     final direct = content.startsWith('http');
 
     return CircleAvatar(
+      key: Key('a$content'),
       radius: radius,
       backgroundColor: color,
       backgroundImage: NetworkImage(direct ? content : '${ServiceFinder.services['paperclip']}/api/attachments/$content'),

pubspec.lock

@@ -174,6 +174,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "0.1.2"
+  flutter_staggered_grid_view:
+    dependency: transitive
+    description:
+      name: flutter_staggered_grid_view
+      sha256: "19e7abb550c96fbfeb546b23f3ff356ee7c59a019a651f8f102a4ba9b7349395"
+      url: "https://pub.dev"
+    source: hosted
+    version: "0.7.0"
   flutter_test:
     dependency: "direct dev"
     description: flutter
@@ -216,6 +224,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "4.0.2"
+  infinite_scroll_pagination:
+    dependency: "direct main"
+    description:
+      name: infinite_scroll_pagination
+      sha256: b68bce20752fcf36c7739e60de4175494f74e99e9a69b4dd2fe3a1dd07a7f16a
+      url: "https://pub.dev"
+    source: hosted
+    version: "4.0.0"
   intl:
     dependency: transitive
     description:
@@ -389,6 +405,14 @@ packages:
     description: flutter
     source: sdk
     version: "0.0.99"
+  sliver_tools:
+    dependency: transitive
+    description:
+      name: sliver_tools
+      sha256: eae28220badfb9d0559207badcbbc9ad5331aac829a88cb0964d330d2a4636a6
+      url: "https://pub.dev"
+    source: hosted
+    version: "0.2.12"
   source_span:
     dependency: transitive
     description:

pubspec.yaml

@@ -44,6 +44,7 @@ dependencies:
   oauth2: ^2.0.2
   carousel_slider: ^4.2.1
   url_launcher: ^6.2.6
+  infinite_scroll_pagination: ^4.0.0
 
 dev_dependencies:
   flutter_test: