adv-inn · 0Chencc · Feb 11, 2026 · Feb 11, 2026
diff --git a/lib/application/providers/credentials_provider.dart b/lib/application/providers/credentials_provider.dart
@@ -1,5 +1,4 @@
 import 'package:flutter_riverpod/flutter_riverpod.dart';
-import '../../core/config/app_config.dart';
 import '../../data/datasources/credentials_local_datasource.dart';
 import '../di/injection_container.dart';
 
@@ -165,12 +164,9 @@ final credentialsProvider =
       return CredentialsNotifier(ref.watch(credentialsLocalDataSourceProvider));
     });
 
-/// Derived provider that returns the effective Spotify Client ID
-/// (custom > default)
+/// Derived provider that returns the user-configured Spotify Client ID.
+/// Returns empty string if not configured — login screen guards this.
 final effectiveSpotifyClientIdProvider = Provider<String>((ref) {
   final creds = ref.watch(credentialsProvider);
-  final custom = creds.customSpotifyClientId;
-  return (custom != null && custom.isNotEmpty)
-      ? custom
-      : AppConfig.spotifyClientId;
+  return creds.customSpotifyClientId ?? '';
 });
diff --git a/lib/core/config/app_config.dart b/lib/core/config/app_config.dart
@@ -1,7 +1,4 @@
 class AppConfig {
-  // Spotify Client ID (public client — safe to embed, PKCE replaces client_secret)
-  static const String spotifyClientId = '94fcde08534f4025a402cd2bba93e1f0';
-
   // Custom URL scheme for OAuth callback
   static const String urlScheme = 'fullstop';
 

diff --git a/lib/l10n/app_en.arb b/lib/l10n/app_en.arb
@@ -1439,7 +1439,7 @@
     "description": "Custom Spotify Client ID field label"
   },
 
-  "customClientIdDescription": "The shared Client ID may be rate-limited by Spotify under heavy usage. You can create your own app on Spotify Developer Dashboard and use your own Client ID.",
+  "customClientIdDescription": "Spotify requires each developer to use their own Client ID. Create an app on Spotify Developer Dashboard and enter the Client ID below.",
   "@customClientIdDescription": {
     "description": "Description explaining why custom Client ID may be needed"
   },

diff --git a/lib/l10n/app_ja.arb b/lib/l10n/app_ja.arb
@@ -472,7 +472,7 @@
 
   "customClientId": "カスタム Client ID",
 
-  "customClientIdDescription": "共有 Client ID は Spotify のレート制限を受ける可能性があります。Spotify Developer Dashboard で独自のアプリを作成し、自分の Client ID を使用できます。",
+  "customClientIdDescription": "Spotifyでは各開発者が独自のClient IDを使用する必要があります。Spotify Developer Dashboardでアプリを作成し、以下にClient IDを入力してください。",
 
   "customClientIdHint": "Spotify Client ID を入力",
 

diff --git a/lib/l10n/app_localizations.dart b/lib/l10n/app_localizations.dart
@@ -1705,7 +1705,7 @@ abstract class AppLocalizations {
   /// Description explaining why custom Client ID may be needed
   ///
   /// In en, this message translates to:
-  /// **'The shared Client ID may be rate-limited by Spotify under heavy usage. You can create your own app on Spotify Developer Dashboard and use your own Client ID.'**
+  /// **'Spotify requires each developer to use their own Client ID. Create an app on Spotify Developer Dashboard and enter the Client ID below.'**
   String get customClientIdDescription;
 
   /// Hint for custom Client ID input

diff --git a/lib/l10n/app_localizations_en.dart b/lib/l10n/app_localizations_en.dart
@@ -915,7 +915,7 @@ class AppLocalizationsEn extends AppLocalizations {
 
   @override
   String get customClientIdDescription =>
-      'The shared Client ID may be rate-limited by Spotify under heavy usage. You can create your own app on Spotify Developer Dashboard and use your own Client ID.';
+      'Spotify requires each developer to use their own Client ID. Create an app on Spotify Developer Dashboard and enter the Client ID below.';
 
   @override
   String get customClientIdHint => 'Enter your Spotify Client ID';

diff --git a/lib/l10n/app_localizations_ja.dart b/lib/l10n/app_localizations_ja.dart
@@ -897,7 +897,7 @@ class AppLocalizationsJa extends AppLocalizations {
 
   @override
   String get customClientIdDescription =>
-      '共有 Client ID は Spotify のレート制限を受ける可能性があります。Spotify Developer Dashboard で独自のアプリを作成し、自分の Client ID を使用できます。';
+      'Spotifyでは各開発者が独自のClient IDを使用する必要があります。Spotify Developer Dashboardでアプリを作成し、以下にClient IDを入力してください。';
 
   @override
   String get customClientIdHint => 'Spotify Client ID を入力';

diff --git a/lib/l10n/app_localizations_zh.dart b/lib/l10n/app_localizations_zh.dart
@@ -893,7 +893,7 @@ class AppLocalizationsZh extends AppLocalizations {
 
   @override
   String get customClientIdDescription =>
-      '公用 Client ID 在高频请求时可能被 Spotify 限流。你可以在 Spotify Developer Dashboard 创建自己的应用，使用自己的 Client ID。';
+      'Spotify 要求每位开发者使用自己的 Client ID。请前往 Spotify Developer Dashboard 创建应用，将 Client ID 填入下方。';
 
   @override
   String get customClientIdHint => '输入你的 Spotify Client ID';

diff --git a/lib/l10n/app_zh.arb b/lib/l10n/app_zh.arb
@@ -530,7 +530,7 @@
 
   "customClientId": "自定义 Client ID",
 
-  "customClientIdDescription": "公用 Client ID 在高频请求时可能被 Spotify 限流。你可以在 Spotify Developer Dashboard 创建自己的应用，使用自己的 Client ID。",
+  "customClientIdDescription": "Spotify 要求每位开发者使用自己的 Client ID。请前往 Spotify Developer Dashboard 创建应用，将 Client ID 填入下方。",
 
   "customClientIdHint": "输入你的 Spotify Client ID",