LOOP-3849: Remove reservoir tab in insulin delivery history if feature flag is off (#477)

* LOOP-3849: Remove reservoir tab in insulin delivery history if feature flag is off

* PR Feedback

Author: Rick Pasetto

Common/FeatureFlags.swift

@@ -18,6 +18,7 @@ struct FeatureFlagConfiguration: Decodable {
     let fiaspInsulinModelEnabled: Bool
     let includeServicesInSettingsEnabled: Bool
     let manualDoseEntryEnabled: Bool
+    let insulinDeliveryReservoirViewEnabled: Bool
     let mockTherapySettingsEnabled: Bool
     let nonlinearCarbModelEnabled: Bool
     let observeHealthKitSamplesFromOtherApps: Bool
@@ -83,6 +84,13 @@ struct FeatureFlagConfiguration: Decodable {
         self.manualDoseEntryEnabled = true
         #endif
 
+        // Swift compiler config is inverse, since the default state is enabled.
+        #if INSULIN_DELIVERY_RESERVOIR_VIEW_DISABLED
+        self.insulinDeliveryReservoirViewEnabled = false
+        #else
+        self.insulinDeliveryReservoirViewEnabled = true
+        #endif
+
         // Swift compiler config is inverse, since the default state is enabled.
         #if MOCK_THERAPY_SETTINGS_ENABLED
         self.mockTherapySettingsEnabled = true

Loop/View Controllers/InsulinDeliveryTableViewController.swift

@@ -92,6 +92,9 @@ public final class InsulinDeliveryTableViewController: UITableViewController {
         } else {
             dataSourceSegmentedControl.removeSegment(at: 2, animated: false)
         }
+        if !FeatureFlags.insulinDeliveryReservoirViewEnabled {
+            dataSourceSegmentedControl.removeSegment(at: 1, animated: false)
+        }
     }
 
     public override func viewWillAppear(_ animated: Bool) {