init

Werkout_ios/BridgeModule.swift

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+//
+//  TimerModule.swift
+//  Werkout_ios
+//
+//  Created by Trey Tartt on 6/14/23.
+//
+
+import Foundation
+
+class BridgeModule: ObservableObject {
+    static let shared = BridgeModule()
+    @Published var isShowingOnExternalDisplay = false
+    
+    private var timer: Timer?
+    @Published var timeLeft: Int = 0
+    
+    var timerCompleted: (() -> Void)?
+    @Published var currentExercise: ExerciseElement?
+    @Published var currentWorkout: Workout?
+    @Published var currentExerciseIdx: Int = -1
+    
+    private func startTimerWith(duration: Int) {
+        timer?.invalidate()
+        timer = nil
+        timeLeft = duration
+        timer = Timer.scheduledTimer(timeInterval: 1,
+                                     target: self,
+                                     selector: #selector(updateCounter),
+                                     userInfo: nil,
+                                     repeats: true)
+        timer?.fire()
+    }
+    
+    @objc func updateCounter() {
+        if timeLeft > 0 {
+            timeLeft -= 1
+        } else {
+            timer?.invalidate()
+            timer = nil
+            timerCompleted?()
+        }
+    }
+    
+    func updateCurrent(workout: Workout) {
+        self.currentWorkout = workout
+    }
+    
+    func updateCurrent(exercise: ExerciseElement) {
+        self.currentExercise = exercise
+        
+        if let duration = exercise.duration {
+            startTimerWith(duration: duration)
+        }
+    }
+}