//
//  SettingsView.swift
//  Lunch Card
//
//  Created by Joshua Srery on 2/1/21.
//

import SwiftUI

struct SettingsView: View {
    @State private var selectedAppearance = 1
    @Binding var colorScheme: ColorScheme?
    var body: some View {
        NavigationView {
            Form {
                Section(header: Text("Customization")) {
                    Picker(selection: $selectedAppearance, label: Text("Appearance")) {
                        Text("System Default").tag(1)
                        Text("Light").tag(2)
                        Text("Dark").tag(3)
                    }
                    .onChange(of: selectedAppearance) { value in
                        //print(selectedAppearance)
                        switch selectedAppearance {
                        case 1:
                            //print("System Default")
                            colorScheme = nil
                        case 2:
                            //print("Light")
                            colorScheme = .light
                        case 3:
                            //print("Dark")
                            colorScheme = .dark
                        default:
                            break
                        }
                    }
                }
                Section(header: Text("Feedback")) {
                    Link("Leave a Review", destination: URL(string: "https://apps.apple.com/us/app/lunch-card-id-card-manager/id1546901593")!)
                    Link("Report a Bug", destination: URL(string: "mailto:redactedemail@example.com?subject:Re:%20Lunch%20Card")!)
                }
                Section {
                    NavigationLink(destination: ColophonView()) {
                        Text("Colophon")
                    }
                }
                
            }
            .navigationTitle("Settings")
        }
        .onAppear {
            switch colorScheme {
            case .none:
                selectedAppearance = 1
            case .light:
                selectedAppearance = 2
            case .dark:
                selectedAppearance = 3
            default:
                break
            }
        }
    }
}

struct ColophonView: View {
    @Environment(\.colorScheme) var colorScheme
    
    var body: some View {
        ScrollView {
            Text("Lunch Card was built in Xcode 12.3+ on a 15 inch, 2019 Macbook Pro running macOS Big Sur.\n\nI'd like to thank the LPS school district for letting the idea spark.  Lunch Card wouldn't exist without the new precautions.\n\nI would also like to thank Apple Developer Forums user OOPer for providing most of the code to power the card system.  This app would still be in development (probably for more than a year) without their help.")
                .padding()
                .font(.system(.body, design: .monospaced))
        }
    }
}