//
//  MainTabView.swift
//  duduji
//
//  Created by ching on 2023/5/7.
//

import SwiftUI

struct MainTabView: View {
    @State private var selectedIndex = 0

    var body: some View {
        TabView(selection: $selectedIndex) {
            TimeLineTabView()
                .onTapGesture {
                    self.selectedIndex = 0
                }
                .tabItem {
                    Label("时间线", systemImage: "rectangle.stack")
                }
                .tag(0)
            NotificationTabView()
                .onTapGesture {
                    self.selectedIndex = 1
                }
                .tabItem {
                    Label("通知", systemImage: "bell.fill")
                }
                .tag(1)
            TimeLineView()
                .onTapGesture {
                    self.selectedIndex = 2
                }
                .tabItem {
                    Label("探索", systemImage: "magnifyingglass")
                }
                .tag(2)
            TimeLineView()
                .onTapGesture {
                    self.selectedIndex = 3
                }
                .tabItem {
                    Label("私信", systemImage: "tray.fill")
                }
                .tag(3)
            TimeLineView()
                .onTapGesture {
                    self.selectedIndex = 4
                }
                .tabItem {
                    Label("个人主页", systemImage: "person.circle.fill")
                }
                .tag(4)
        }
        .navigationTitle(title(for: selectedIndex))
//        }
//            .navigationBarTitleDisplayMode(.inline)
    }

    func title(for tab: Int) -> String {
        switch tab {
        case 0:
            return "Home"
        case 1:
            return "Notification"
        case 2:
            return "Explore"
        case 3:
            return "Message"
        case 4:
            return "Profile"
        default:
            return ""
        }
    }
}

struct MainTabView_Previews: PreviewProvider {
    static var previews: some View {
        MainTabView()
    }
}