Tusker/Tusker/Screens/Main/MainTabBarViewController.swift

//
//  MainTabBarViewController.swift
//  Tusker
//
//  Created by Shadowfacts on 8/21/18.
//  Copyright © 2018 Shadowfacts. All rights reserved.
//

import UIKit

class MainTabBarViewController: UITabBarController, UITabBarControllerDelegate {

    override func viewDidLoad() {
        super.viewDidLoad()

        self.delegate = self
        
        viewControllers = [
            embedInNavigationController(TimelinesPageViewController()),
            embedInNavigationController(NotificationsPageViewController()),
            ComposeViewController(),
            embedInNavigationController(SearchTableViewController()),
            embedInNavigationController(MyProfileTableViewController()),
        ]
    }
    
    func embedInNavigationController(_ vc: UIViewController) -> UINavigationController {
        if let vc = vc as? UINavigationController {
            return vc
        } else {
            return UINavigationController(rootViewController: vc)
        }
    }
    
    func tabBarController(_ tabBarController: UITabBarController, shouldSelect viewController: UIViewController) -> Bool {
        if viewController is ComposeViewController {
            let compose = ComposeViewController()
            let navigationController = embedInNavigationController(compose)
            navigationController.presentationController?.delegate = compose
            present(navigationController, animated: true)
            return false
        }
        return true
    }
    
}