feat(iap): settings screen with remove-ads purchase and restore

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-06-13 14:17:28 +09:00
parent 40c2204d7b
commit 70f87ab8f2
4 changed files with 161 additions and 78 deletions
@@ -0,0 +1,58 @@
+// lib/ui/screens/settings_screen.dart
+import 'package:flutter/material.dart';
+import 'package:flutter_riverpod/flutter_riverpod.dart';
+
+import '../../l10n/gen/app_localizations.dart';
+import '../../state/providers.dart';
+
+class SettingsScreen extends ConsumerWidget {
+  const SettingsScreen({super.key});
+
+  @override
+  Widget build(BuildContext context, WidgetRef ref) {
+    final l10n = AppLocalizations.of(context)!;
+    final adsRemoved = ref.watch(adsRemovedProvider);
+    final iap = ref.read(iapServiceProvider);
+
+    ref.listen<bool>(adsRemovedProvider, (prev, next) {
+      if (next && !(prev ?? false)) {
+        ScaffoldMessenger.of(context).showSnackBar(
+          SnackBar(content: Text(l10n.adsRemovedThanks)),
+        );
+      }
+    });
+
+    return Scaffold(
+      appBar: AppBar(title: Text(l10n.settings)),
+      body: ListView(
+        padding: const EdgeInsets.all(16),
+        children: [
+          ListTile(
+            title: Text(l10n.removeAds),
+            subtitle: Text(l10n.removeAdsDescription),
+            trailing: adsRemoved
+                ? const Icon(Icons.check_circle, color: Colors.green)
+                : Text(iap.product?.price ?? ''),
+            onTap: adsRemoved
+                ? null
+                : () async {
+                    if (!iap.available || iap.product == null) {
+                      ScaffoldMessenger.of(context).showSnackBar(
+                        SnackBar(content: Text(l10n.purchaseUnavailable)),
+                      );
+                      return;
+                    }
+                    await iap.buyRemoveAds();
+                  },
+          ),
+          const Divider(),
+          ListTile(
+            leading: const Icon(Icons.restore),
+            title: Text(l10n.restorePurchases),
+            onTap: () => iap.restorePurchases(),
+          ),
+        ],
+      ),
+    );
+  }
+}