//
//  ContentView.swift
//  Training
//
//  Created by mrtuxa on 27.08.22.
//
//

import SwiftUI


struct ContentView: View {

    @StateObject var viewModel = ChatsViewModel()

    @State private var query = ""



    var body: some View {
        NavigationView {
            List {
                ForEach(viewModel.getSortedFilteredChats(query: query)) { chat in

                    ZStack {

                        ChatRow(chat: chat)

                        NavigationLink(destination: {
                            ChatView(chat: chat)
                                    .environmentObject(viewModel)
                        }) {
                            EmptyView()
                        }
                                .buttonStyle(PlainButtonStyle())
                                .frame(width: 0)
                                .opacity(0)
                    }
                            .swipeActions(edge: .leading, allowsFullSwipe: true) {
                                Button(action: {
                                    viewModel.markAsUnread(!chat.hasUnreadMessage, chat: chat)
                                }) {
                                    if chat.hasUnreadMessage {
                                        Label("Read", systemImage: "text.bubble")
                                    } else {
                                        Label("Unread", systemImage: "circle.fill")
                                    }
                                }
                                        .tint(.blue)
                            }
                }
            }
                    .listStyle(PlainListStyle())
                    .searchable(text: $query)
                    .navigationTitle("Chats")
                    .navigationBarItems(trailing: Button(action: {}) {
                        Image(systemName: "square.and.pencil")
                    })
        }
    }
}

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