Stabilize iOS/watchOS/tvOS apps and add cross-platform audit remediation

iphone/Werkout_ios/Views/CreateWorkout/CreateExerciseActionsView.swift

@@ -10,15 +10,16 @@ import AVFoundation
 
 struct CreateExerciseActionsView: View {
     @ObservedObject var workoutExercise: CreateWorkoutExercise
-    var superset: CreateWorkoutSuperSet
+    @ObservedObject var superset: CreateWorkoutSuperSet
     var viewModel: WorkoutViewModel
    
-    @State var avPlayer = AVPlayer(url: URL(string: "https://dev.werkout.fitness/media/exercise_videos/2_Dumbbell_Lateral_Lunges.mp4")!)
+    @State var avPlayer = AVPlayer(url: URL(string: "https://dev.werkout.fitness/media/exercise_videos/2_Dumbbell_Lateral_Lunges.mp4") ?? URL(fileURLWithPath: "/dev/null"))
+    @State private var currentVideoURL: URL?
     @State var videoExercise: Exercise? {
         didSet {
             if let viddd = self.videoExercise?.videoURL,
                let url = URL(string: BaseURLs.currentBaseURL + viddd) {
-                self.avPlayer = AVPlayer(url: url)
+                updatePlayer(for: url)
             }
         }
     }
@@ -37,6 +38,7 @@ struct CreateExerciseActionsView: View {
                     }, onDecrement: {
                         workoutExercise.decreaseReps()
                     })
+                    .accessibilityLabel("Reps")
                 }
             }
             
@@ -49,6 +51,7 @@ struct CreateExerciseActionsView: View {
                 }, onDecrement: {
                     workoutExercise.decreaseWeight()
                 })
+                .accessibilityLabel("Weight")
             }
             
             HStack {
@@ -66,6 +69,7 @@ struct CreateExerciseActionsView: View {
                 }, onDecrement: {
                     workoutExercise.decreaseDuration()
                 })
+                .accessibilityLabel("Duration")
             }
             
             HStack {
@@ -80,6 +84,8 @@ struct CreateExerciseActionsView: View {
                 .background(.blue)
                 .cornerRadius(Constants.buttonRadius)
                 .buttonStyle(BorderlessButtonStyle())
+                .accessibilityLabel("Preview exercise video")
+                .accessibilityHint("Opens a video preview for this exercise")
                 
                 Spacer()
                 
@@ -89,7 +95,6 @@ struct CreateExerciseActionsView: View {
                     superset
                         .deleteExerciseForChosenSuperset(exercise: workoutExercise)
                     viewModel.increaseRandomNumberForUpdating()
-                    viewModel.objectWillChange.send()
                 }) {
                     Image(systemName: "trash.fill")
                 }
@@ -98,6 +103,8 @@ struct CreateExerciseActionsView: View {
                 .background(.red)
                 .cornerRadius(Constants.buttonRadius)
                 .buttonStyle(BorderlessButtonStyle())
+                .accessibilityLabel("Delete exercise")
+                .accessibilityHint("Removes this exercise from the superset")
                 
                 Spacer()
             }
@@ -109,6 +116,23 @@ struct CreateExerciseActionsView: View {
                     avPlayer.play()
                 }
         }
+        .onDisappear {
+            avPlayer.pause()
+        }
+    }
+
+    private func updatePlayer(for url: URL) {
+        if currentVideoURL == url {
+            avPlayer.seek(to: .zero)
+            avPlayer.isMuted = true
+            avPlayer.play()
+            return
+        }
+
+        currentVideoURL = url
+        avPlayer = AVPlayer(url: url)
+        avPlayer.isMuted = true
+        avPlayer.play()
     }
 }