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//
//  DosageDetail.swift
//  myTracking
//
//  Created by Dave Carlton on 10/1/19.
//  Copyright © 2019 Dave Carlton. All rights reserved.
//

import SwiftUI

struct DosageDetail: View {
    @State var medication: Medication
    
    
    var dateFormatter: DateFormatter {
        let formatter = DateFormatter()
        formatter.dateStyle = .long
        return formatter
    }
    
    var body: some View {
        let dose = $medication.dosage
        let doesStr = String(describing: dose)
        let stack = VStack {
            HStack{
                Text("\(medication.name) Dosage")
            }
            Form {
                Section(header: Text("Dosage settings")) {
                    HStack {
                        Stepper(value: $medication.dosage, in: 1...10) {
                            Text(doesStr)
                        }
                        //                        TextField("0", value: $medication.dosage)
                    }
                }
                Section(header: Text("Time settings")) {
                    Picker(selection: .constant(1), label: Text("Interval")) {
                        Text("Daily").tag(1)
                        Text("Hours").tag(2)
                    }
//                    DatePicker<Label: View>(selection: interval, in: ...Date(), displayedComponents: .hourAndMinute) {
//                        Text("Starting")
//                    }
                    
                }
                Button(action: {
                    do {
                        try self.medication.save(CoreDataManager.shared.mainContext)
                        
                    } catch {
                        print("Save failed")
                    }
                }) {
                    Text("Save")
                }
            }
        }
        return stack
    }
}


struct DosageDetail_Previews: PreviewProvider {
    static var previews: some View {
        let userData = UserData()
        let medication = userData.medications[0]
        return DosageDetail(medication: medication)
            .environmentObject(userData)
    }
}