feat: チャンネル内検索の実装

lib/view/channels_page/channel_detail_page.dart

@@ -6,6 +6,7 @@ import "package:miria/providers.dart";
 import "package:miria/router/app_router.dart";
 import "package:miria/view/channels_page/channel_detail_info.dart";
 import "package:miria/view/channels_page/channel_note_highlight.dart";
+import "package:miria/view/channels_page/channel_note_search.dart";
 import "package:miria/view/channels_page/channel_timeline.dart";
 import "package:miria/view/common/account_scope.dart";
 
@@ -27,7 +28,7 @@ class ChannelDetailPage extends ConsumerWidget implements AutoRouteWrapper {
   @override
   Widget build(BuildContext context, WidgetRef ref) {
     return DefaultTabController(
-      length: 3,
+      length: 4,
       child: Scaffold(
         appBar: AppBar(
           title: Text(S.of(context).channel),
@@ -36,7 +37,10 @@ class ChannelDetailPage extends ConsumerWidget implements AutoRouteWrapper {
               Tab(child: Text(S.of(context).channelInformation)),
               Tab(child: Text(S.of(context).timeline)),
               Tab(child: Text(S.of(context).highlight)),
+              Tab(child: Text(S.of(context).search)),
             ],
+            isScrollable: true,
+            tabAlignment: TabAlignment.center,
           ),
         ),
         body: TabBarView(
@@ -55,6 +59,10 @@ class ChannelDetailPage extends ConsumerWidget implements AutoRouteWrapper {
               padding: const EdgeInsets.only(left: 10, right: 10),
               child: ChannelNoteHighlight(channelId: channelId),
             ),
+            Padding(
+              padding: const EdgeInsets.only(left: 10, right: 10),
+              child: ChannelNoteSearch(channelId: channelId),
+            ),
           ],
         ),
         floatingActionButton: ref.read(accountContextProvider).isSame

lib/view/channels_page/channel_note_search.dart

@@ -0,0 +1,32 @@
+import "package:flutter/material.dart";
+import "package:flutter_hooks/flutter_hooks.dart";
+import "package:hooks_riverpod/hooks_riverpod.dart";
+import "package:miria/view/search_page/note_search.dart";
+
+class ChannelNoteSearch extends HookConsumerWidget {
+  final String channelId;
+  const ChannelNoteSearch({required this.channelId, super.key});
+
+  @override
+  Widget build(BuildContext context, WidgetRef ref) {
+    final searchQuery = useState("");
+
+    return Column(
+      children: [
+        const Padding(padding: EdgeInsets.only(top: 5)),
+        TextField(
+          decoration: const InputDecoration(prefixIcon: Icon(Icons.search)),
+          textInputAction: TextInputAction.done,
+          onSubmitted: (value) => searchQuery.value = value,
+        ),
+        Expanded(
+          child: NoteSearchList(
+            query: searchQuery.value,
+            channelId: channelId,
+            localOnly: false,
+          ),
+        ),
+      ],
+    );
+  }
+}

test/view/channel_detail_page/channel_detail_page_test.dart

@@ -1,3 +1,4 @@
+import "package:flutter/material.dart";
 import "package:flutter_test/flutter_test.dart";
 import "package:hooks_riverpod/hooks_riverpod.dart";
 import "package:miria/providers.dart";
@@ -313,5 +314,52 @@ void main() {
         ),
       );
     });
+
+    testWidgets("チャンネル内の検索でノートが表示されること", (tester) async {
+      final notes = MockMisskeyNotes();
+      final channel = MockMisskeyChannels();
+      final misskey = MockMisskey();
+      when(misskey.channels).thenReturn(channel);
+      when(channel.show(any)).thenAnswer(
+        (_) async =>
+            TestData.channel1.copyWith(bannerUrl: null, isFollowing: false),
+      );
+      when(misskey.notes).thenReturn(notes);
+      when(notes.search(any)).thenAnswer((_) async => [TestData.note1]);
+
+      await tester.pumpWidget(
+        ProviderScope(
+          overrides: [misskeyProvider.overrideWith((_) => misskey)],
+          child: DefaultRootWidget(
+            initialRoute: ChannelDetailRoute(
+              accountContext: TestData.accountContext,
+              channelId: TestData.channel1.id,
+            ),
+          ),
+        ),
+      );
+      await tester.pumpAndSettle();
+
+      await tester.tap(find.text("検索"));
+      await tester.pumpAndSettle();
+
+      await tester.enterText(find.byType(TextField), "Misskey");
+      await tester.testTextInput.receiveAction(TextInputAction.done);
+      await tester.pumpAndSettle();
+
+      verify(
+        notes.search(
+          argThat(
+            equals(
+              NotesSearchRequest(
+                query: "Misskey",
+                channelId: TestData.channel1.id,
+              ),
+            ),
+          ),
+        ),
+      ).called(1);
+      expect(find.text(TestData.note1.text!), findsOneWidget);
+    });
   });
 }