Live activity

.gitignore

@@ -80,4 +80,6 @@ fastlane/test_output
 fastlane/FastlaneRunner
 
 LoopFollowConfigOverride.xcconfig
-.history
+.history*.xcuserstate
+docs/PR_configurable_slots.md
+docs/LiveActivityTestPlan.md

LoopFollow/Application/AppDelegate.swift

@@ -48,7 +48,11 @@ class AppDelegate: UIResponder, UIApplicationDelegate {
         return true
     }
 
-    func applicationWillTerminate(_: UIApplication) {}
+    func applicationWillTerminate(_: UIApplication) {
+        #if !targetEnvironment(macCatalyst)
+            LiveActivityManager.shared.endOnTerminate()
+        #endif
+    }
 
     // MARK: - Remote Notifications
 
@@ -97,6 +101,12 @@ class AppDelegate: UIResponder, UIApplicationDelegate {
         completionHandler(.newData)
     }
 
+    // MARK: - URL handling
+
+    // Note: with scene-based lifecycle (iOS 13+), URLs are delivered to
+    // SceneDelegate.scene(_:openURLContexts:) — not here. The scene delegate
+    // handles loopfollow://la-tap for Live Activity tap navigation.
+
     // MARK: UISceneSession Lifecycle
 
     func application(_: UIApplication, willFinishLaunchingWithOptions _: [UIApplication.LaunchOptionsKey: Any]?) -> Bool {

LoopFollow/Application/SceneDelegate.swift

@@ -32,6 +32,24 @@ class SceneDelegate: UIResponder, UIWindowSceneDelegate {
     func sceneDidBecomeActive(_: UIScene) {
         // Called when the scene has moved from an inactive state to an active state.
         // Use this method to restart any tasks that were paused (or not yet started) when the scene was inactive.
+        if pendingLATapNavigation {
+            pendingLATapNavigation = false
+            NotificationCenter.default.post(name: .liveActivityDidForeground, object: nil)
+        }
+    }
+
+    /// Set when loopfollow://la-tap arrives before the scene is fully active.
+    /// Consumed in sceneDidBecomeActive once the view hierarchy is restored.
+    private var pendingLATapNavigation = false
+
+    func scene(_: UIScene, openURLContexts URLContexts: Set<UIOpenURLContext>) {
+        guard URLContexts.contains(where: { $0.url.scheme == "loopfollow" && $0.url.host == "la-tap" }) else { return }
+        // scene(_:openURLContexts:) fires after sceneDidBecomeActive when the app
+        // foregrounds from background. Post on the next run loop so the view
+        // hierarchy (including any presented modals) is fully settled.
+        DispatchQueue.main.async {
+            NotificationCenter.default.post(name: .liveActivityDidForeground, object: nil)
+        }
     }
 
     func sceneWillResignActive(_: UIScene) {

LoopFollow/Controllers/Nightscout/BGData.swift

@@ -260,9 +260,19 @@ extension MainViewController {
                 Observable.shared.deltaText.value = "+" + Localizer.toDisplayUnits(String(deltaBG))
             }
 
+            // Live Activity storage
+            Storage.shared.lastBgReadingTimeSeconds.value = lastBGTime
+            Storage.shared.lastDeltaMgdl.value = Double(deltaBG)
+            Storage.shared.lastTrendCode.value = entries[latestEntryIndex].direction
+
             // Mark BG data as loaded for initial loading state
             self.markDataLoaded("bg")
 
+            // Live Activity update
+            #if !targetEnvironment(macCatalyst)
+                LiveActivityManager.shared.refreshFromCurrentState(reason: "bg")
+            #endif
+
             // Update contact
             if Storage.shared.contactEnabled.value {
                 self.contactImageUpdater

LoopFollow/Controllers/Nightscout/DeviceStatus.swift

@@ -46,6 +46,7 @@ extension MainViewController {
 
         if IsNightscoutEnabled(), (now - lastLoopTime) >= nonLoopingTimeThreshold, lastLoopTime > 0 {
             IsNotLooping = true
+            Observable.shared.isNotLooping.value = true
             statusStackView.distribution = .fill
 
             PredictionLabel.isHidden = true
@@ -55,9 +56,13 @@ extension MainViewController {
             LoopStatusLabel.text = "⚠️ Not Looping!"
             LoopStatusLabel.textColor = UIColor.systemYellow
             LoopStatusLabel.font = UIFont.boldSystemFont(ofSize: 18)
+            #if !targetEnvironment(macCatalyst)
+                LiveActivityManager.shared.refreshFromCurrentState(reason: "notLooping")
+            #endif
 
         } else {
             IsNotLooping = false
+            Observable.shared.isNotLooping.value = false
             statusStackView.distribution = .fillEqually
             PredictionLabel.isHidden = false
 
@@ -72,6 +77,9 @@ extension MainViewController {
             case .system:
                 LoopStatusLabel.textColor = UIColor.label
             }
+            #if !targetEnvironment(macCatalyst)
+                LiveActivityManager.shared.refreshFromCurrentState(reason: "loopingResumed")
+            #endif
         }
     }
 
@@ -124,9 +132,11 @@ extension MainViewController {
                 if let reservoirData = lastPumpRecord["reservoir"] as? Double {
                     latestPumpVolume = reservoirData
                     infoManager.updateInfoData(type: .pump, value: String(format: "%.0f", reservoirData) + "U")
+                    Storage.shared.lastPumpReservoirU.value = reservoirData
                 } else {
                     latestPumpVolume = 50.0
                     infoManager.updateInfoData(type: .pump, value: "50+U")
+                    Storage.shared.lastPumpReservoirU.value = nil
                 }
             }
 

LoopFollow/Controllers/Nightscout/DeviceStatusLoop.swift

@@ -30,12 +30,14 @@ extension MainViewController {
             let profileISF = profileManager.currentISF()
             if let profileISF = profileISF {
                 infoManager.updateInfoData(type: .isf, value: profileISF)
+                Storage.shared.lastIsfMgdlPerU.value = profileISF.doubleValue(for: .milligramsPerDeciliter)
             }
 
             // Carb Ratio (CR)
             let profileCR = profileManager.currentCarbRatio()
             if let profileCR = profileCR {
                 infoManager.updateInfoData(type: .carbRatio, value: profileCR)
+                Storage.shared.lastCarbRatio.value = profileCR
             }
 
             // Target
@@ -47,6 +49,8 @@ extension MainViewController {
             } else if let profileTargetLow = profileTargetLow {
                 infoManager.updateInfoData(type: .target, value: profileTargetLow)
             }
+            Storage.shared.lastTargetLowMgdl.value = profileTargetLow?.doubleValue(for: .milligramsPerDeciliter)
+            Storage.shared.lastTargetHighMgdl.value = profileTargetHigh?.doubleValue(for: .milligramsPerDeciliter)
 
             // IOB
             if let insulinMetric = InsulinMetric(from: lastLoopRecord["iob"], key: "iob") {
@@ -87,6 +91,8 @@ extension MainViewController {
                         let formattedMax = Localizer.toDisplayUnits(String(predMax))
                         let value = "\(formattedMin)/\(formattedMax)"
                         infoManager.updateInfoData(type: .minMax, value: value)
+                        Storage.shared.lastMinBgMgdl.value = predMin
+                        Storage.shared.lastMaxBgMgdl.value = predMax
                     }
 
                     updatePredictionGraph()
@@ -119,6 +125,17 @@ extension MainViewController {
                 LoopStatusLabel.text = "↻"
                 latestLoopStatusString = "↻"
             }
+
+            // Live Activity storage
+            Storage.shared.lastIOB.value = latestIOB?.value
+            Storage.shared.lastCOB.value = latestCOB?.value
+            if let predictdata = lastLoopRecord["predicted"] as? [String: AnyObject],
+               let values = predictdata["values"] as? [Double]
+            {
+                Storage.shared.projectedBgMgdl.value = values.last
+            } else {
+                Storage.shared.projectedBgMgdl.value = nil
+            }
         }
     }
 }

LoopFollow/Controllers/Nightscout/DeviceStatusOpenAPS.swift

@@ -37,8 +37,10 @@ extension MainViewController {
             }
             if let profileISF = profileISF, let enactedISF = enactedISF, profileISF != enactedISF {
                 infoManager.updateInfoData(type: .isf, firstValue: profileISF, secondValue: enactedISF, separator: .arrow)
+                Storage.shared.lastIsfMgdlPerU.value = enactedISF.doubleValue(for: .milligramsPerDeciliter)
             } else if let profileISF = profileISF {
                 infoManager.updateInfoData(type: .isf, value: profileISF)
+                Storage.shared.lastIsfMgdlPerU.value = profileISF.doubleValue(for: .milligramsPerDeciliter)
             }
 
             // Carb Ratio (CR)
@@ -57,8 +59,10 @@ extension MainViewController {
 
             if let profileCR = profileCR, let enactedCR = enactedCR, profileCR != enactedCR {
                 infoManager.updateInfoData(type: .carbRatio, value: profileCR, enactedValue: enactedCR, separator: .arrow)
+                Storage.shared.lastCarbRatio.value = enactedCR
             } else if let profileCR = profileCR {
                 infoManager.updateInfoData(type: .carbRatio, value: profileCR)
+                Storage.shared.lastCarbRatio.value = profileCR
             }
 
             // IOB
@@ -98,6 +102,7 @@ extension MainViewController {
             if let sens = enactedOrSuggested["sensitivityRatio"] as? Double {
                 let formattedSens = String(format: "%.0f", sens * 100.0) + "%"
                 infoManager.updateInfoData(type: .autosens, value: formattedSens)
+                Storage.shared.lastAutosens.value = sens
             }
 
             // Recommended Bolus
@@ -136,11 +141,19 @@ extension MainViewController {
                 } else {
                     infoManager.updateInfoData(type: .target, value: profileTargetHigh)
                 }
+                let effectiveMgdl = enactedTarget.doubleValue(for: .milligramsPerDeciliter)
+                Storage.shared.lastTargetLowMgdl.value = effectiveMgdl
+                Storage.shared.lastTargetHighMgdl.value = effectiveMgdl
+            } else if let profileTargetHigh = profileTargetHigh {
+                let profileMgdl = profileTargetHigh.doubleValue(for: .milligramsPerDeciliter)
+                Storage.shared.lastTargetLowMgdl.value = profileMgdl
+                Storage.shared.lastTargetHighMgdl.value = profileMgdl
             }
 
             // TDD
             if let tddMetric = InsulinMetric(from: enactedOrSuggested, key: "TDD") {
                 infoManager.updateInfoData(type: .tdd, value: tddMetric)
+                Storage.shared.lastTdd.value = tddMetric.value
             }
 
             let predBGsData: [String: AnyObject]? = {
@@ -201,6 +214,8 @@ extension MainViewController {
                 if minPredBG != Double.infinity, maxPredBG != -Double.infinity {
                     let value = "\(Localizer.toDisplayUnits(String(minPredBG)))/\(Localizer.toDisplayUnits(String(maxPredBG)))"
                     infoManager.updateInfoData(type: .minMax, value: value)
+                    Storage.shared.lastMinBgMgdl.value = minPredBG
+                    Storage.shared.lastMaxBgMgdl.value = maxPredBG
                 } else {
                     infoManager.updateInfoData(type: .minMax, value: "N/A")
                 }
@@ -224,6 +239,11 @@ extension MainViewController {
                 LoopStatusLabel.text = "↻"
                 latestLoopStatusString = "↻"
             }
+
+            // Live Activity storage
+            Storage.shared.lastIOB.value = latestIOB?.value
+            Storage.shared.lastCOB.value = latestCOB?.value
+            Storage.shared.projectedBgMgdl.value = nil
         }
     }
 }

LoopFollow/Controllers/Nightscout/IAge.swift

@@ -45,6 +45,7 @@ extension MainViewController {
                                    .withColonSeparatorInTime]
 
         if let iageTime = formatter.date(from: (lastIageString as! String))?.timeIntervalSince1970 {
+            Storage.shared.iageInsertTime.value = iageTime
             let now = dateTimeUtils.getNowTimeIntervalUTC()
             let secondsAgo = now - iageTime
 

LoopFollow/Controllers/Nightscout/Profile.swift

@@ -23,6 +23,7 @@ extension MainViewController {
         }
         profileManager.loadProfile(from: profileData)
         infoManager.updateInfoData(type: .profile, value: profileData.defaultProfile)
+        Storage.shared.lastProfileName.value = profileData.defaultProfile
 
         // Mark profile data as loaded for initial loading state
         markDataLoaded("profile")

LoopFollow/Controllers/Nightscout/Treatments/Basals.swift

@@ -147,5 +147,6 @@ extension MainViewController {
             latestBasal = "\(profileBasal) → \(latestBasal)"
         }
         infoManager.updateInfoData(type: .basal, value: latestBasal)
+        Storage.shared.lastBasal.value = latestBasal
     }
 }

LoopFollow/Controllers/Nightscout/Treatments/Carbs.swift

@@ -82,5 +82,6 @@ extension MainViewController {
 
         let resultString = String(format: "%.0f", totalCarbs)
         infoManager.updateInfoData(type: .carbsToday, value: resultString)
+        Storage.shared.lastCarbsToday.value = totalCarbs
     }
 }