✨ Post categories selection

assets/i18n/en-US.json

@@ -769,5 +769,18 @@
   "addPack": "Add Pack",
   "removePack": "Remove Pack",
   "browseAndAddStickers": "Browse and add sticker packs",
-  "stickerPack": "Sticker Pack"
+  "stickerPack": "Sticker Pack",
+  "postCategoryTechnology": "Technology",
+  "postCategoryTravel": "Travel",
+  "postCategoryFood": "Food",
+  "postCategoryHealth": "Health",
+  "postCategoryScience": "Science",
+  "postCategorySports": "Sports",
+  "postCategoryFinance": "Finance",
+  "postCategoryLife": "Life",
+  "postCategoryArt": "Art",
+  "postCategoryStudy": "Study",
+  "postCategoryGaming": "Gaming",
+  "postCategoryProgramming": "Programming",
+  "postCategoryMusic": "Music"
 }

lib/screens/posts/compose.dart

@@ -205,15 +205,7 @@ class PostComposeScreen extends HookConsumerWidget {
       showModalBottomSheet(
         context: context,
         isScrollControlled: true,
-        builder:
+        builder: (context) => ComposeSettingsSheet(state: state),
-            (context) => ComposeSettingsSheet(
-              visibility: state.visibility,
-              tagsController: state.tagsController,
-              categoriesController: state.categoriesController,
-              onVisibilityChanged: () {
-                // Trigger rebuild if needed
-              },
-            ),
       );
     }
 

lib/screens/posts/compose_article.dart

@@ -138,15 +138,7 @@ class ArticleComposeScreen extends HookConsumerWidget {
       showModalBottomSheet(
         context: context,
         isScrollControlled: true,
-        builder:
+        builder: (context) => ComposeSettingsSheet(state: state),
-            (context) => ComposeSettingsSheet(
-              visibility: state.visibility,
-              tagsController: state.tagsController,
-              categoriesController: state.categoriesController,
-              onVisibilityChanged: () {
-                // Trigger rebuild if needed
-              },
-            ),
       );
     }
 

lib/widgets/post/compose_settings_sheet.dart

@@ -1,11 +1,30 @@
+import 'package:dropdown_button2/dropdown_button2.dart';
 import 'package:easy_localization/easy_localization.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_hooks/flutter_hooks.dart';
 import 'package:gap/gap.dart';
+import 'package:hooks_riverpod/hooks_riverpod.dart';
+import 'package:island/models/post_category.dart';
+import 'package:island/pods/network.dart';
+import 'package:island/services/text.dart';
 import 'package:island/widgets/content/sheet.dart';
+import 'package:island/widgets/post/compose_shared.dart';
 import 'package:material_symbols_icons/symbols.dart';
+import 'package:riverpod_annotation/riverpod_annotation.dart';
 import 'package:textfield_tags/textfield_tags.dart';
 
+part 'compose_settings_sheet.g.dart';
+
+@riverpod
+Future<List<PostCategory>> postCategories(Ref ref) async {
+  final apiClient = ref.watch(apiClientProvider);
+  final resp = await apiClient.get('/sphere/posts/categories');
+  return resp.data
+      .map((e) => PostCategory.fromJson(e))
+      .cast<PostCategory>()
+      .toList();
+}
+
 /// A reusable widget for tag input fields with chip display
 class ChipTagInputField extends StatelessWidget {
   final InputFieldValues inputFieldValues;
@@ -98,27 +117,20 @@ class ChipTagInputField extends StatelessWidget {
   }
 }
 
-class ComposeSettingsSheet extends HookWidget {
+class ComposeSettingsSheet extends HookConsumerWidget {
-  final ValueNotifier<int> visibility;
+  final ComposeState state;
-  final VoidCallback? onVisibilityChanged;
-  final StringTagController tagsController;
-  final StringTagController categoriesController;
 
-  const ComposeSettingsSheet({
+  const ComposeSettingsSheet({super.key, required this.state});
-    super.key,
-    required this.visibility,
-    this.onVisibilityChanged,
-    required this.tagsController,
-    required this.categoriesController,
-  });
 
   @override
-  Widget build(BuildContext context) {
+  Widget build(BuildContext context, WidgetRef ref) {
     final theme = Theme.of(context);
     final colorScheme = theme.colorScheme;
 
     // Listen to visibility changes to trigger rebuilds
-    final currentVisibility = useValueListenable(visibility);
+    final currentVisibility = useValueListenable(state.visibility);
+    final currentCategories = useValueListenable(state.categories);
+    final postCategories = ref.watch(postCategoriesProvider);
 
     IconData getVisibilityIcon(int visibilityValue) {
       switch (visibilityValue) {
@@ -156,11 +168,10 @@ class ComposeSettingsSheet extends HookWidget {
         leading: Icon(icon),
         title: Text(textKey.tr()),
         onTap: () {
-          visibility.value = value;
+          state.visibility.value = value;
-          onVisibilityChanged?.call();
           Navigator.pop(context);
         },
-        selected: visibility.value == value,
+        selected: state.visibility.value == value,
         contentPadding: const EdgeInsets.symmetric(horizontal: 20),
       );
     }
@@ -204,6 +215,14 @@ class ComposeSettingsSheet extends HookWidget {
       );
     }
 
+    String getCategoryDisplayTitle(PostCategory category) {
+      final capitalizedSlug = category.slug.capitalizeEachWord();
+      if ('postCategory$capitalizedSlug'.trExists()) {
+        return 'postCategory$capitalizedSlug'.tr();
+      }
+      return category.name ?? category.slug;
+    }
+
     return SheetScaffold(
       titleText: 'postSettings'.tr(),
       child: SingleChildScrollView(
@@ -214,7 +233,7 @@ class ComposeSettingsSheet extends HookWidget {
           children: [
             // Tags field
             TextFieldTags(
-              textfieldTagsController: tagsController,
+              textfieldTagsController: state.tagsController,
               textSeparators: const [' ', ','],
               letterCase: LetterCase.normal,
               validator: (String tag) {
@@ -233,23 +252,106 @@ class ComposeSettingsSheet extends HookWidget {
             ),
 
             // Categories field
-            TextFieldTags(
+            // FIXME: Sometimes the entire dropdown crashes: 'package:flutter/src/rendering/stack.dart': Failed assertion: line 799 pos 12: 'firstChild == null || child != null': is not true.
-              textfieldTagsController: categoriesController,
+            DropdownButtonFormField2<PostCategory>(
-              textSeparators: const [' ', ','],
+              isExpanded: true,
-              letterCase: LetterCase.small,
+              decoration: InputDecoration(
-              validator: (String tag) {
+                contentPadding: const EdgeInsets.symmetric(vertical: 9),
-                if (tag.isEmpty) return 'No, cannot be empty';
+                border: OutlineInputBorder(
-                if (tag.contains(' ')) return 'Tags should be URL-safe';
+                  borderRadius: BorderRadius.circular(12),
-                return null;
+                ),
+              ),
+              hint: Text('categories'.tr(), style: TextStyle(fontSize: 15)),
+              items:
+                  (postCategories.value ?? <PostCategory>[]).map((item) {
+                    return DropdownMenuItem(
+                      value: item,
+                      enabled: false,
+                      child: StatefulBuilder(
+                        builder: (context, menuSetState) {
+                          final isSelected = state.categories.value.contains(
+                            item,
+                          );
+                          return InkWell(
+                            onTap: () {
+                              isSelected
+                                  ? state.categories.value =
+                                      state.categories.value
+                                          .where((e) => e != item)
+                                          .toList()
+                                  : state.categories.value = [
+                                    ...state.categories.value,
+                                    item,
+                                  ];
+                              menuSetState(() {});
                             },
-              inputFieldBuilder: (context, inputFieldValues) {
+                            child: Container(
-                return ChipTagInputField(
+                              height: double.infinity,
-                  inputFieldValues: inputFieldValues,
+                              padding: const EdgeInsets.symmetric(
-                  labelText: 'categories',
+                                horizontal: 16.0,
-                  hintText: 'categoriesHint',
+                              ),
+                              child: Row(
+                                children: [
+                                  if (isSelected)
+                                    const Icon(Icons.check_box_outlined)
+                                  else
+                                    const Icon(Icons.check_box_outline_blank),
+                                  const SizedBox(width: 16),
+                                  Expanded(
+                                    child: Text(
+                                      getCategoryDisplayTitle(item),
+                                      style: const TextStyle(fontSize: 14),
+                                    ),
+                                  ),
+                                ],
+                              ),
+                            ),
                           );
                         },
                       ),
+                    );
+                  }).toList(),
+              value: currentCategories.isEmpty ? null : currentCategories.last,
+              onChanged: (_) {},
+              selectedItemBuilder: (context) {
+                return currentCategories.map((item) {
+                  return SingleChildScrollView(
+                    scrollDirection: Axis.horizontal,
+                    child: Row(
+                      children: [
+                        for (final category in currentCategories)
+                          Container(
+                            decoration: BoxDecoration(
+                              borderRadius: BorderRadius.circular(20),
+                              color: Theme.of(context).colorScheme.primary,
+                            ),
+                            padding: const EdgeInsets.symmetric(
+                              horizontal: 12,
+                              vertical: 4,
+                            ),
+                            margin: const EdgeInsets.only(right: 4),
+                            child: Text(
+                              getCategoryDisplayTitle(category),
+                              style: TextStyle(
+                                color: Theme.of(context).colorScheme.onPrimary,
+                                fontSize: 13,
+                              ),
+                            ),
+                          ),
+                      ],
+                    ),
+                  );
+                }).toList();
+              },
+              buttonStyleData: const ButtonStyleData(
+                padding: EdgeInsets.only(left: 16, right: 8),
+                height: 40,
+              ),
+              menuItemStyleData: const MenuItemStyleData(
+                height: 40,
+                padding: EdgeInsets.zero,
+              ),
+            ),
 
             // Visibility setting
             Container(

lib/widgets/post/compose_settings_sheet.g.dart

@@ -0,0 +1,29 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'compose_settings_sheet.dart';
+
+// **************************************************************************
+// RiverpodGenerator
+// **************************************************************************
+
+String _$postCategoriesHash() => r'503ce6f0fdd728a8cb991665006c3b4bffbb94d4';
+
+/// See also [postCategories].
+@ProviderFor(postCategories)
+final postCategoriesProvider =
+    AutoDisposeFutureProvider<List<PostCategory>>.internal(
+      postCategories,
+      name: r'postCategoriesProvider',
+      debugGetCreateSourceHash:
+          const bool.fromEnvironment('dart.vm.product')
+              ? null
+              : _$postCategoriesHash,
+      dependencies: null,
+      allTransitiveDependencies: null,
+    );
+
+@Deprecated('Will be removed in 3.0. Use Ref instead')
+// ignore: unused_element
+typedef PostCategoriesRef = AutoDisposeFutureProviderRef<List<PostCategory>>;
+// ignore_for_file: type=lint
+// ignore_for_file: subtype_of_sealed_class, invalid_use_of_internal_member, invalid_use_of_visible_for_testing_member, deprecated_member_use_from_same_package

lib/widgets/post/compose_shared.dart

@@ -7,6 +7,7 @@ import 'package:hooks_riverpod/hooks_riverpod.dart';
 import 'package:image_picker/image_picker.dart';
 import 'package:island/models/file.dart';
 import 'package:island/models/post.dart';
+import 'package:island/models/post_category.dart';
 import 'package:island/models/publisher.dart';
 import 'package:island/pods/config.dart';
 import 'package:island/pods/network.dart';
@@ -30,8 +31,8 @@ class ComposeState {
   final ValueNotifier<Map<int, double>> attachmentProgress;
   final ValueNotifier<SnPublisher?> currentPublisher;
   final ValueNotifier<bool> submitting;
+  final ValueNotifier<List<PostCategory>> categories;
   StringTagController tagsController;
-  StringTagController categoriesController;
   final String draftId;
   int postType;
   // Linked poll id for this compose session (nullable)
@@ -48,7 +49,7 @@ class ComposeState {
     required this.currentPublisher,
     required this.submitting,
     required this.tagsController,
-    required this.categoriesController,
+    required this.categories,
     required this.draftId,
     this.postType = 0,
     String? pollId,
@@ -80,11 +81,7 @@ class ComposeLogic {
   }) {
     final id = draftId ?? DateTime.now().millisecondsSinceEpoch.toString();
     final tagsController = StringTagController();
-    final categoriesController = StringTagController();
     originalPost?.tags.forEach((x) => tagsController.addTag(x.slug));
-    originalPost?.categories.forEach(
-      (x) => categoriesController.addTag(x.slug),
-    );
     return ComposeState(
       attachments: ValueNotifier<List<UniversalFile>>(
         originalPost?.attachments
@@ -112,7 +109,9 @@ class ComposeLogic {
       attachmentProgress: ValueNotifier<Map<int, double>>({}),
       currentPublisher: ValueNotifier<SnPublisher?>(originalPost?.publisher),
       tagsController: tagsController,
-      categoriesController: categoriesController,
+      categories: ValueNotifier<List<PostCategory>>(
+        originalPost?.categories ?? [],
+      ),
       draftId: id,
       postType: postType,
       // initialize without poll by default
@@ -141,7 +140,7 @@ class ComposeLogic {
       attachmentProgress: ValueNotifier<Map<int, double>>({}),
       currentPublisher: ValueNotifier<SnPublisher?>(null),
       tagsController: tagsController,
-      categoriesController: categoriesController,
+      categories: ValueNotifier<List<PostCategory>>([]),
       draftId: draft.id,
       postType: postType,
       pollId: null,
@@ -640,7 +639,7 @@ class ComposeLogic {
         if (repliedPost != null) 'replied_post_id': repliedPost.id,
         if (forwardedPost != null) 'forwarded_post_id': forwardedPost.id,
         'tags': state.tagsController.getTags,
-        'categories': state.categoriesController.getTags,
+        'categories': state.categories.value.map((e) => e.slug).toList(),
         if (state.pollId.value != null) 'poll_id': state.pollId.value,
       };
 
@@ -733,7 +732,7 @@ class ComposeLogic {
     state.attachmentProgress.dispose();
     state.currentPublisher.dispose();
     state.tagsController.dispose();
-    state.categoriesController.dispose();
+    state.categories.dispose();
     state.pollId.dispose();
   }
 }