[codex] Improve preparation validation feedback

ios/Podfile.lock

@@ -215,33 +215,33 @@ SPEC CHECKSUMS:
   AppAuth: 1c1a8afa7e12f2ec3a294d9882dfa5ab7d3cb063
   AppCheckCore: cc8fd0a3a230ddd401f326489c99990b013f0c4f
   Firebase: aa154fee4e9b8eac17aa42344988865b3e857d33
-  firebase_core: 9156a152117c843440b0b990c785aa0259bc5447
-  firebase_messaging: 0d962ab44ff24ed36deb8fa2ee043c4671858269
+  firebase_core: 40bc9f4c0ee3a28fbfb1e00e2ddaed744bb86388
+  firebase_messaging: 7168ed5c5f52fc396426745be147263cfcc39ecc
   FirebaseCore: 86241206e656f5c80c995e370e6c975913b9b284
   FirebaseCoreInternal: 7c12fc3011d889085e765e317d7b9fd1cef97af9
   FirebaseInstallations: 4e6e162aa4abaaeeeb01dd00179dfc5ad9c2194e
   FirebaseMessaging: 341004946fa7ffc741344b20f1b667514fc93e31
   Flutter: e0871f40cf51350855a761d2e70bf5af5b9b5de7
-  flutter_appauth: d4abcf54856e5d8ba82ed7646ffc83245d4aa448
-  flutter_local_notifications: a5a732f069baa862e728d839dd2ebb904737effb
-  flutter_secure_storage_darwin: acdb3f316ed05a3e68f856e0353b133eec373a23
-  google_sign_in_ios: 205742c688aea0e64db9da03c33121694a365109
+  flutter_appauth: 88fcbc27871cbedac400db9d39b1363e4850179d
+  flutter_local_notifications: ff50f8405aaa0ccdc7dcfb9022ca192e8ad9688f
+  flutter_secure_storage_darwin: 557817588b80e60213cbecb573c45c76b788018d
+  google_sign_in_ios: 4bb0e529b167cadc6ac785b6ed943c0a0a4cc1c9
   GoogleDataTransport: aae35b7ea0c09004c3797d53c8c41f66f219d6a7
   GoogleSignIn: fcee2257188d5eda57a5e2b6a715550ffff9206d
   GoogleUtilities: 00c88b9a86066ef77f0da2fab05f65d7768ed8e1
   GTMAppAuth: 217a876b249c3c585a54fd6f73e6b58c4f5c4238
   GTMSessionFetcher: 5aea5ba6bd522a239e236100971f10cb71b96ab6
-  kakao_flutter_sdk_common: 682b3606698f87467788598dc2dc09d4e6867fbd
+  kakao_flutter_sdk_common: a21740b9dd4900f96161f365a2b6ece7a97cbf4f
   nanopb: fad817b59e0457d11a5dfbde799381cd727c1275
-  path_provider_foundation: 080d55be775b7414fd5a5ef3ac137b97b097e564
-  permission_handler_apple: 4ed2196e43d0651e8ff7ca3483a069d469701f2d
+  path_provider_foundation: 2b6b4c569c0fb62ec74538f866245ac84301af46
+  permission_handler_apple: 9878588469a2b0d0fc1e048d9f43605f92e6cec2
   PromisesObjC: f5707f49cb48b9636751c5b2e7d227e43fba9f47
-  shared_preferences_foundation: 9e1978ff2562383bd5676f64ec4e9aa8fa06a6f7
-  sign_in_with_apple: c5dcc141574c8c54d5ac99dd2163c0c72ad22418
+  shared_preferences_foundation: fcdcbc04712aee1108ac7fda236f363274528f78
+  sign_in_with_apple: f3bf75217ea4c2c8b91823f225d70230119b8440
   sqlite3: a51c07cf16e023d6c48abd5e5791a61a47354921
-  sqlite3_flutter_libs: b3e120efe9a82017e5552a620f696589ed4f62ab
-  url_launcher_ios: 694010445543906933d732453a59da0a173ae33d
-  webview_flutter_wkwebview: 1821ceac936eba6f7984d89a9f3bcb4dea99ebb2
+  sqlite3_flutter_libs: f9114e4bbe1f2e03dd543373c53d23245982ca13
+  url_launcher_ios: 5334b05cef931de560670eeae103fd3e431ac3fe
+  webview_flutter_wkwebview: a4af96a051138e28e29f60101d094683b9f82188
 
 PODFILE CHECKSUM: be4663332fca77601dd6736e3676fe47177084e1
 

lib/l10n/app_en.arb

@@ -175,6 +175,23 @@
     "@preparationTime": {
         "description": "Label for preparation time"
     },
+    "preparationNameRequired": "Please enter a preparation name.",
+    "@preparationNameRequired": {
+        "description": "Error shown when a preparation step name is empty"
+    },
+    "preparationTimeMinimumError": "Set preparation time to at least 1 minute.",
+    "@preparationTimeMinimumError": {
+        "description": "Error shown when a preparation step time is zero or negative"
+    },
+    "preparationTimeMaximumError": "Preparation time can be up to {minutes} minutes.",
+    "@preparationTimeMaximumError": {
+        "description": "Error shown when a preparation step time exceeds the maximum allowed minutes",
+        "placeholders": {
+            "minutes": {
+                "type": "int"
+            }
+        }
+    },
     "hours": "hours",
     "@hours": {
         "description": "Unit of time"

lib/l10n/app_ko.arb

@@ -43,6 +43,17 @@
     "appointmentPlace": "약속 장소",
     "travelTime": "이동시간",
     "preparationTime": "준비시간",
+    "preparationNameRequired": "준비 이름을 입력해 주세요.",
+    "preparationTimeMinimumError": "준비 시간을 1분 이상으로 설정해 주세요.",
+    "preparationTimeMaximumError": "준비 시간은 최대 {minutes}분까지 설정할 수 있어요.",
+    "@preparationTimeMaximumError": {
+        "description": "Error shown when a preparation step time exceeds the maximum allowed minutes",
+        "placeholders": {
+            "minutes": {
+                "type": "int"
+            }
+        }
+    },
     "hours": "시간",
     "minutes": "분",
     "selectTime": "시간을 선택해 주세요",

lib/l10n/app_localizations.dart

@@ -362,6 +362,24 @@ abstract class AppLocalizations {
   /// **'Preparation Time'**
   String get preparationTime;
 
+  /// Error shown when a preparation step name is empty
+  ///
+  /// In en, this message translates to:
+  /// **'Please enter a preparation name.'**
+  String get preparationNameRequired;
+
+  /// Error shown when a preparation step time is zero or negative
+  ///
+  /// In en, this message translates to:
+  /// **'Set preparation time to at least 1 minute.'**
+  String get preparationTimeMinimumError;
+
+  /// Error shown when a preparation step time exceeds the maximum allowed minutes
+  ///
+  /// In en, this message translates to:
+  /// **'Preparation time can be up to {minutes} minutes.'**
+  String preparationTimeMaximumError(int minutes);
+
   /// Unit of time
   ///
   /// In en, this message translates to:

lib/l10n/app_localizations_en.dart

@@ -150,6 +150,18 @@ class AppLocalizationsEn extends AppLocalizations {
   @override
   String get preparationTime => 'Preparation Time';
 
+  @override
+  String get preparationNameRequired => 'Please enter a preparation name.';
+
+  @override
+  String get preparationTimeMinimumError =>
+      'Set preparation time to at least 1 minute.';
+
+  @override
+  String preparationTimeMaximumError(int minutes) {
+    return 'Preparation time can be up to $minutes minutes.';
+  }
+
   @override
   String get hours => 'hours';
 

lib/l10n/app_localizations_ko.dart

@@ -145,6 +145,17 @@ class AppLocalizationsKo extends AppLocalizations {
   @override
   String get preparationTime => '준비시간';
 
+  @override
+  String get preparationNameRequired => '준비 이름을 입력해 주세요.';
+
+  @override
+  String get preparationTimeMinimumError => '준비 시간을 1분 이상으로 설정해 주세요.';
+
+  @override
+  String preparationTimeMaximumError(int minutes) {
+    return '준비 시간은 최대 $minutes분까지 설정할 수 있어요.';
+  }
+
   @override
   String get hours => '시간';
 

lib/presentation/my_page/preparation_spare_time_edit/preparation_spare_time_edit_screen.dart

@@ -256,7 +256,8 @@ class _PreparationSection extends StatelessWidget {
             padding: const EdgeInsets.only(bottom: 15.0),
             child: Builder(
               builder: (context) {
-                final totalDuration = preparationNameState.preparationStepList
+                final totalDuration = preparationNameState
+                    .visiblePreparationStepList
                     .fold(
                       Duration.zero,
                       (prev, step) => prev + step.preparationTime.value,