feat:餐段设置

lib/pages/terminal/setting/controller.dart

@@ -60,6 +60,9 @@ class SettingController extends GetxController with WidgetsBindingObserver {
   /// 收银页右下角“更多”快捷操作是否展示。
   final cashierShowMoreAction = true.obs;
 
+  /// 收银页是否允许主动修改餐段；关闭后餐段严格按餐段配置时间自动切换。
+  final cashierAllowManualMealPeriodChange = true.obs;
+
   /// 预约查询识别方式的展示顺序，持久化到现有设置 JSON。
   final reservationQueryMethodOrder = <ReservationRecognitionMethod>[
     ...ReservationRecognitionMethod.values,
@@ -83,6 +86,9 @@ class SettingController extends GetxController with WidgetsBindingObserver {
   /// 查询菜单是否在识别成功后直接打开今天预选餐段的核销弹框。
   final reservationQueryQuickVerificationEnabled = false.obs;
 
+  /// 查询菜单是否允许主动修改餐段；关闭后餐段严格按餐段配置时间自动切换。
+  final reservationQueryAllowManualMealPeriodChange = true.obs;
+
   /// 查询菜单核销允许的日期范围，默认仅限当天。
   final reservationQueryVerificationDateScope =
       ReservationVerificationDateScope.today.obs;
@@ -249,6 +255,8 @@ class SettingController extends GetxController with WidgetsBindingObserver {
     cashierReidentifiablePayTypes.assignAll(reidentifiablePayTypes);
     cashierShowHoldAction.value = cashierPagePreferences.showHoldAction;
     cashierShowMoreAction.value = cashierPagePreferences.showMoreAction;
+    cashierAllowManualMealPeriodChange.value =
+        cashierPagePreferences.allowManualMealPeriodChange;
     reservationQueryMethodOrder.assignAll(
       reservationQueryPreferences.methodOrder,
     );
@@ -264,6 +272,8 @@ class SettingController extends GetxController with WidgetsBindingObserver {
         reservationQueryPreferences.verificationEnabled;
     reservationQueryQuickVerificationEnabled.value =
         reservationQueryPreferences.quickVerificationEnabled;
+    reservationQueryAllowManualMealPeriodChange.value =
+        reservationQueryPreferences.allowManualMealPeriodChange;
     reservationQueryVerificationDateScope.value =
         reservationQueryPreferences.verificationDateScope;
     productMealPeriodSchedule.value = restoredProductMealPeriodSchedule;
@@ -385,6 +395,13 @@ class SettingController extends GetxController with WidgetsBindingObserver {
     _scheduleReservationQueryPreferencesPersist();
   }
 
+  /// 切换查询菜单是否允许主动修改餐段并安排持久化。
+  void setReservationQueryAllowManualMealPeriodChange(bool allowed) {
+    if (reservationQueryAllowManualMealPeriodChange.value == allowed) return;
+    reservationQueryAllowManualMealPeriodChange.value = allowed;
+    _scheduleReservationQueryPreferencesPersist();
+  }
+
   /// 将预约查询页面偏好恢复为产品默认值并安排持久化。
   void resetReservationQueryPreferences() {
     reservationQueryMethodOrder.assignAll(
@@ -396,6 +413,7 @@ class SettingController extends GetxController with WidgetsBindingObserver {
     reservationQueryNameMaskEnabled.value = true;
     reservationQueryVerificationEnabled.value = false;
     reservationQueryQuickVerificationEnabled.value = false;
+    reservationQueryAllowManualMealPeriodChange.value = true;
     reservationQueryVerificationDateScope.value =
         ReservationVerificationDateScope.today;
     _scheduleReservationQueryPreferencesPersist();
@@ -425,6 +443,8 @@ class SettingController extends GetxController with WidgetsBindingObserver {
           verificationEnabled: reservationQueryVerificationEnabled.value,
           quickVerificationEnabled:
               reservationQueryQuickVerificationEnabled.value,
+          allowManualMealPeriodChange:
+              reservationQueryAllowManualMealPeriodChange.value,
           verificationDateScope: reservationQueryVerificationDateScope.value,
         );
       } catch (e, stack) {
@@ -654,10 +674,18 @@ class SettingController extends GetxController with WidgetsBindingObserver {
     _scheduleCashierPagePreferencesPersist();
   }
 
+  /// 切换收银页是否允许主动修改餐段并安排持久化。
+  void setCashierAllowManualMealPeriodChange(bool allowed) {
+    if (cashierAllowManualMealPeriodChange.value == allowed) return;
+    cashierAllowManualMealPeriodChange.value = allowed;
+    _scheduleCashierPagePreferencesPersist();
+  }
+
   /// 将收银页面快捷操作恢复为默认显示状态。
   void resetCashierPagePreferences() {
     cashierShowHoldAction.value = true;
     cashierShowMoreAction.value = true;
+    cashierAllowManualMealPeriodChange.value = true;
     _scheduleCashierPagePreferencesPersist();
   }
 
@@ -678,6 +706,7 @@ class SettingController extends GetxController with WidgetsBindingObserver {
         await AppSettingTool.setCashierPagePreferences(
           showHoldAction: cashierShowHoldAction.value,
           showMoreAction: cashierShowMoreAction.value,
+          allowManualMealPeriodChange: cashierAllowManualMealPeriodChange.value,
         );
       } catch (e, stack) {
         logger.e('|$_tag|保存收银页面配置失败error:|$e|stack:|$stack|');