//
//  ContentView.swift
//  Werkout_ios
//
//  Created by Trey Tartt on 6/13/23.
//

import SwiftUI
import CoreData

struct MainView: View {
    @State var workout: Workout?
    @EnvironmentObject var bridgeModule: BridgeModule

    var body: some View {
        ZStack {
            if let workout = workout {
                let vm = WorkoutDetailViewModel(workout: workout)
                WorkoutDetailView(viewModel: vm)
            } else {
                Text("no workout selected")
            }
        }.onAppear{
            testParse()
        }
    }
    
    func testParse() {
        if let filepath = Bundle.main.path(forResource: "WorkoutOne", ofType: "json") {
            do {
                let data = try Data(NSData(contentsOfFile: filepath))
                let workout = try JSONDecoder().decode(Workout.self, from: data)
                bridgeModule.currentWorkout = workout
                self.workout = workout
            } catch {
                print(error)
                fatalError()
            }
        } else {
            fatalError()
        }
    }
}

struct ContentView_Previews: PreviewProvider {
    static var previews: some View {
        MainView().environment(\.managedObjectContext, PersistenceController.preview.container.viewContext)
    }
}