//
//  ContentView.swift
//  DemoAlertBug
//
//  Created by Steve on 8/8/24.
//

import SwiftUI

enum MeditationType: String, CaseIterable {
    case focus, calm, energy
}

struct ContentView: View {
    @State private var selectedMeditation: MeditationType?
    @State private var showAlert = false
    @State private var counter = 0
    
    let timer = Timer.publish(every: 0.1, on: .main, in: .common).autoconnect()
    
    var body: some View {
        VStack {
            Text("Select a Meditation to display alert")
                .font(.title)
            
            ForEach(MeditationType.allCases, id: \.self) { meditationType in
                Button(meditationType.rawValue.capitalized) {
                    selectMeditation(meditationType)
                }
                .padding()
                .background(Color.blue)
                .foregroundColor(.white)
                .cornerRadius(10)
            }
            
            Text("Counter: \(counter)")
                .font(.caption)
        }
        .onChange(of: selectedMeditation) { _ in
            checkAndProceed()
        }
        .alert(isPresented: $showAlert) {
            Alert(
                title: Text("Sensor Status"),
                message: Text("Please adjust the device. Sensors are not detecting properly."),
                dismissButton: .default(Text("OK")) {
                    selectedMeditation = nil
                    print("Alert dismissed, selectedMeditation set to nil")
                }
            )
        }
        .onReceive(timer) { _ in
            self.counter += 1
            if counter % 100 == 0 {
                // Perform some "heavy" work every 100 ticks
                let _ = (0...10000).map { _ in arc4random() }
            }
        }
    }
    
    private func selectMeditation(_ meditation: MeditationType) {
        selectedMeditation = meditation
        print("Meditation selected: \(meditation.rawValue)")
    }
    
    private func checkAndProceed() {
        guard let meditation = selectedMeditation else {
            return
        }
        
        print("Checking sensor status for \(meditation.rawValue)")
        if !isSensorStatusGood() {
            print("Sensor status not good, showing alert")
            showAlert = true
        } else {
            print("Proceeding with meditation: \(meditation.rawValue)")
            selectedMeditation = nil
        }
    }
    
    private func isSensorStatusGood() -> Bool {
        return false // Always return false to ensure the alert is shown
    }
}

struct ContentView_Previews: PreviewProvider {
    static var previews: some View {
        ContentView()
    }
}

#Preview {
    ContentView()
}