[LOOP-4685] favorite foods feature flag; UserDefaults

Author: SwiftlyNoah

Common/FeatureFlags.swift

@@ -266,7 +266,8 @@ extension FeatureFlagConfiguration : CustomDebugStringConvertible {
             "* adultChildInsulinModelSelectionEnabled: \(adultChildInsulinModelSelectionEnabled)",
             "* profileExpirationSettingsViewEnabled: \(profileExpirationSettingsViewEnabled)",
             "* missedMealNotifications: \(missedMealNotifications)",
-            "* allowAlgorithmExperiments: \(allowAlgorithmExperiments)"
+            "* allowAlgorithmExperiments: \(allowAlgorithmExperiments)",
+            "* allowExperimentalFeatures: \(allowExperimentalFeatures)"
         ].joined(separator: "\n")
     }
 }
@@ -290,6 +291,20 @@ extension FeatureFlagConfiguration {
         #endif
     }
 
+    var allowExperimentalFeatures: Bool {
+        #if EXPERIMENTAL_FEATURES_ENABLED
+        return true
+        #elseif EXPERIMENTAL_FEATURES_ENABLED_CONDITIONALLY
+        if debugEnabled {
+            return true
+        } else {
+            return UserDefaults.appGroup?.allowExperimentalFeatures ?? false
+        }
+        #else
+        return false
+        #endif
+    }
+    
     var allowSimulators: Bool {
         #if SIMULATORS_ENABLED
         return true

Loop/Views/CarbEntryView.swift

@@ -71,7 +71,7 @@ struct CarbEntryView: View, HorizontalSizeClassOverride {
 
                 continueActionButton
 
-                if isNewEntry {
+                if isNewEntry, FeatureFlags.allowExperimentalFeatures {
                     favoriteFoodsCard
                 }
 

Loop/Views/SettingsView.swift

@@ -56,7 +56,9 @@ public struct SettingsView: View {
                         configurationSection
                     }
                     deviceSettingsSection
-                    favoriteFoodsSection
+                    if FeatureFlags.allowExperimentalFeatures {
+                        favoriteFoodsSection
+                    }
                     if (viewModel.pumpManagerSettingsViewModel.isTestingDevice || viewModel.cgmManagerSettingsViewModel.isTestingDevice) && viewModel.showDeleteTestData {
                         deleteDataSection
                     }

LoopCore/NSUserDefaults.swift

@@ -19,6 +19,7 @@ extension UserDefaults {
         case bedtime = "com.loopkit.Loop.bedtime"
         case lastProfileExpirationAlertDate = "com.loopkit.Loop.lastProfileExpirationAlertDate"
         case allowDebugFeatures = "com.loopkit.Loop.allowDebugFeatures"
+        case allowExperimentalFeatures = "com.loopkit.Loop.allowExperimentalFeatures"
         case allowSimulators = "com.loopkit.Loop.allowSimulators"
         case LastMissedMealNotification = "com.loopkit.Loop.lastMissedMealNotification"
         case userRequestedLoopReset = "com.loopkit.Loop.userRequestedLoopReset"
@@ -148,6 +149,10 @@ extension UserDefaults {
         }
     }
 
+    public var allowExperimentalFeatures: Bool {
+        return bool(forKey: Key.allowExperimentalFeatures.rawValue)
+    }
+    
     public var allowSimulators: Bool {
         return bool(forKey: Key.allowSimulators.rawValue)
     }