WIP

Werkout_ios/BridgeModule.swift

@@ -6,8 +6,15 @@
 //
 
 import Foundation
+import WatchConnectivity
+
+enum WatchActions: String, Codable {
+    case nextExercise
+}
+
+class BridgeModule: NSObject, ObservableObject {
+    private let kMessageKey = "message"
 
-class BridgeModule: ObservableObject {
     static let shared = BridgeModule()
     @Published var isShowingOnExternalDisplay = false
     
@@ -19,6 +26,7 @@ class BridgeModule: ObservableObject {
     var currentExerciseIdx: Int = -1
     
     var workoutStartDate: Date?
+    var workoutEndDate: Date?
     @Published var currentWorkoutRunTimeInSeconds: Int = -1
     private var currentWorkoutRunTimer: Timer?
     
@@ -36,6 +44,11 @@ class BridgeModule: ObservableObject {
         startWorkoutTimer()
         workoutStartDate = Date()
         isInWorkout = true
+        
+        if WCSession.isSupported() {
+            WCSession.default.delegate = self
+            WCSession.default.activate()
+        }
     }
     
     func resetCurrentWorkout() {
@@ -52,8 +65,14 @@ class BridgeModule: ObservableObject {
         currentExercise = nil
         currentWorkout = nil
         
+        if isInWorkout {
+            let watchModel = WatchPackageModel(currentExerciseName: currentExercise?.exercise.name ?? "-", currentTimeLeft: timeLeft, workoutStartDate: workoutStartDate ?? Date(), workoutEndDate: Date())
+            let data = try! JSONEncoder().encode(watchModel)
+            send(data)
+        }
         isInWorkout = false
         workoutStartDate = nil
+        workoutEndDate = nil
     }
     
     private func startWorkoutTimer() {
@@ -82,6 +101,11 @@ class BridgeModule: ObservableObject {
     @objc func updateCounter() {
         if timeLeft > 0 {
             timeLeft -= 1
+            
+            let watchModel = WatchPackageModel(currentExerciseName: currentExercise?.exercise.name ?? "-", currentTimeLeft: timeLeft, workoutStartDate: workoutStartDate ?? Date())
+            let data = try! JSONEncoder().encode(watchModel)
+            send(data)
+            
         } else {
             timer?.invalidate()
             timer = nil
@@ -114,3 +138,46 @@ class BridgeModule: ObservableObject {
         }
     }
 }
+
+extension BridgeModule: WCSessionDelegate {
+    func session(_ session: WCSession, didReceiveMessageData messageData: Data) {
+        if let model = try? JSONDecoder().decode(WatchActions.self, from: messageData) {
+            switch model {
+            case .nextExercise:
+                nextExercise()
+            }
+        }
+    }
+
+    
+    func session(_ session: WCSession,
+                 activationDidCompleteWith activationState: WCSessionActivationState,
+                 error: Error?) {}
+    
+#if os(iOS)
+    func sessionDidBecomeInactive(_ session: WCSession) {}
+    func sessionDidDeactivate(_ session: WCSession) {
+        session.activate()
+    }
+#endif
+    
+    
+    func send(_ data: Data) {
+        guard WCSession.default.activationState == .activated else {
+            return
+        }
+#if os(iOS)
+        guard WCSession.default.isWatchAppInstalled else {
+            return
+        }
+#else
+        guard WCSession.default.isCompanionAppInstalled else {
+            return
+        }
+#endif
+        WCSession.default.sendMessageData(data, replyHandler: nil)
+        { error in
+            print("Cannot send message: \(String(describing: error))")
+        }
+    }
+}