//
//  MainView.swift
//  AutoCat2SUI
//
//  Created by Selim Mustafaev on 24.07.2022.
//

import SwiftUI
import AutoCatCore

struct MainView: View {
    
    @FetchRequest(entity: CDVehicle.entity(), sortDescriptors: []) var vehicles: FetchedResults<CDVehicle>
    
    @State private var selectedFilter: Filter?
    @State private var checkSheetPresented = false
    
    private var historyFilters: [Filter] = [
        .allLocal,
        .unrecognized,
        .outdated
    ]
    
    private var remoteFilters: [Filter] = [
        .allRemote
    ]
    
    var body: some View {
        NavigationSplitView {
            List(selection: $selectedFilter) {
                Section("History") {
                    ForEach(historyFilters) { filter in
                        NavigationLink(value: filter) {
                            Label(filter.name, systemImage: filter.iconName)
                                .badge(vehicles.count)
                        }
                    }
                }
                
                Section("Remote") {
                    ForEach(remoteFilters) { filter in
                        NavigationLink(value: filter) {
                            Label(filter.name, systemImage: filter.iconName)
                        }
                    }
                }
            }
            .toolbar {
                ToolbarItemGroup(placement: .primaryAction) {
                    Spacer()
                    Button {
                        checkSheetPresented = true
                    } label: {
                        Image(systemName: "plus")
                    }
                    .sheet(isPresented: $checkSheetPresented) {
                        CheckNumber()
                    }

                }
            }
            .navigationDestination(for: Filter.self) { filter in
                VehiclesListView(vehicles: [], selection: nil)
            }
        } content: {
            Text("Content")
        } detail: {
            Text("Detail")
        }

    }
}

struct MainView_Previews: PreviewProvider {
    static var previews: some View {
        MainView()
    }
}