step

lib/shared/feature_flags/feature_flags.dart

@@ -0,0 +1,6 @@
+abstract class FeatureFlags {
+  bool get canEditCardColors;
+  bool get canEditCardHeight;
+  bool get canEditCardTextColor;
+  int get maxAccounts;
+}

lib/shared/feature_flags/feature_flags_provider.dart

@@ -0,0 +1,12 @@
+import 'package:flutter_riverpod/flutter_riverpod.dart';
+import '../providers/current_user_provider.dart';
+import 'feature_flags.dart';
+import 'free_feature_flags.dart';
+import 'vip_feature_flags.dart';
+
+final featureFlagsProvider = Provider<FeatureFlags>((ref) {
+  final user = ref.watch(currentUserProvider);
+  return user.isVip
+      ? const VipFeatureFlags()
+      : const FreeFeatureFlags();
+});

lib/shared/feature_flags/free_feature_flags.dart

@@ -0,0 +1,17 @@
+import 'feature_flags.dart';
+
+class FreeFeatureFlags implements FeatureFlags {
+  const FreeFeatureFlags();
+
+  @override
+  bool get canEditCardColors => false;
+
+  @override
+  bool get canEditCardHeight => false;
+
+  @override
+  bool get canEditCardTextColor => false;
+
+  @override
+  int get maxAccounts => 3;
+}

lib/shared/feature_flags/vip_feature_flags.dart

@@ -0,0 +1,17 @@
+import 'feature_flags.dart';
+
+class VipFeatureFlags implements FeatureFlags {
+  const VipFeatureFlags();
+
+  @override
+  bool get canEditCardColors => true;
+
+  @override
+  bool get canEditCardHeight => true;
+
+  @override
+  bool get canEditCardTextColor => true;
+
+  @override
+  int get maxAccounts => 8;
+}