kordophone-i/Kordophone/Shared/ContentView.swift

//
//  ContentView.swift
//  Shared
//
//  Created by Peter Hajas on 4/16/22.
//

import SwiftUI
import KordophoneKit

struct ContentView: View {
    @EnvironmentObject private var connection: Connection
    @State private var selectedConversation: Conversation?
    
    @ViewBuilder
    private var loginOverlay: some View {
        if !connection.authenticated {
            LoginView { info in
                Task {
                    await connection.connect(info: info)
                }
            }
        }
    }
    
    private var showLoginSheet: Binding<Bool> {
        Binding {
            !connection.authenticated
        } set: { _ in
            // swallow
        }

    }
    
    @ViewBuilder
    private var content: some View {
        NavigationView {
            ConversationListWrapper(selectedConversation: $selectedConversation)
            selectedConversation.map {
                ConversationViewWrapper(conversation: $0)
            }
        }
        .sheet(isPresented: showLoginSheet) {
            loginOverlay
        }
    }
    
    var body: some View {
        content
            .environmentObject(connection)
            .frame(maxWidth: .infinity, maxHeight: .infinity)
    }
}

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