102 lines
5.4 KiB
Swift
102 lines
5.4 KiB
Swift
//
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// NavigationController.swift
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// MVMCoreUI
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//
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// Created by Scott Pfeil on 10/24/19.
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// Copyright © 2019 Verizon Wireless. All rights reserved.
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//
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import UIKit
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@objcMembers open class NavigationController: UINavigationController {
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public var separatorView: Line?
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/// Getter for the main navigation controller
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public static func navigationController() -> Self? {
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return MVMCoreActionUtility.initializerClassCheck(MVMCoreUISession.sharedGlobal()?.navigationController, classToVerify: self) as? Self
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}
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/// Provides MVM styling to the navigation bar. Returns a reference to the line.
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public static func style(_ navigationBar: UINavigationBar) -> Line {
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navigationBar.backgroundColor = .white
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navigationBar.shadowImage = UIImage()
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navigationBar.isOpaque = true
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navigationBar.tintColor = .black
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navigationBar.titleTextAttributes = [NSAttributedString.Key.font: MFStyler.fontBoldBodySmall(false)];
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return Line(pinTo: navigationBar, edge: .bottom, useMargin: false)
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}
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/// Sets up the application with a navigation controller
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public static func setupNavigationController() -> Self? {
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let navigationController = self.init()
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navigationController.separatorView = style(navigationController.navigationBar)
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MVMCoreUISession.sharedGlobal()?.navigationController = navigationController
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MVMCoreNavigationHandler.shared()?.viewControllerToPresentOn = navigationController
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MVMCoreNavigationHandler.shared()?.navigationController = navigationController
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return navigationController
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}
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/// Sets up the application with a navigation controller as the main container.
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public static func setupNavigationControllerAsMainController() -> Self? {
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guard let navigationController = setupNavigationController() else { return nil }
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MVMCoreUISession.sharedGlobal()?.setup(asStandardLoadViewDelegate: navigationController)
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return navigationController
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}
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/// Convenience function for setting the navigation buttons.
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public static func setNavigationButtons(navigationController: UINavigationController, navigationItemModel: NavigationItemModelProtocol, viewController: UIViewController) {
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let delegate = (viewController as? MVMCoreViewControllerProtocol)?.delegateObject?() as? MVMCoreUIDelegateObject
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var leftItems: [UIBarButtonItem] = []
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if let backButtonModel = navigationItemModel.backButton,
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navigationController.viewControllers.count > 1 || navigationItemModel.alwaysShowBackButton {
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leftItems.append(backButtonModel.createNavigationItemButton(delegateObject: delegate, additionalData: nil))
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}
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if let leftItemModels = navigationItemModel.additionalLeftButtons {
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for item in leftItemModels {
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leftItems.append(item.createNavigationItemButton(delegateObject: delegate, additionalData: nil))
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}
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}
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viewController.navigationItem.leftBarButtonItems = leftItems.count > 0 ? leftItems : nil
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var rightItems: [UIBarButtonItem] = []
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if let rightItemModels = navigationItemModel.additionalRightButtons {
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for item in rightItemModels {
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rightItems.append(item.createNavigationItemButton(delegateObject: delegate, additionalData: nil))
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}
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}
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viewController.navigationItem.rightBarButtonItems = rightItems.count > 0 ? rightItems : nil
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}
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/// Convenience function for setting navigation bar with model.
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public static func set(navigationController: UINavigationController, navigationItemModel: NavigationItemModelProtocol, viewController: UIViewController) {
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viewController.navigationItem.title = navigationItemModel.title
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viewController.navigationItem.accessibilityLabel = navigationItemModel.title
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viewController.navigationItem.hidesBackButton = (navigationItemModel.backButton != nil)
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navigationController.setNavigationBarHidden(navigationItemModel.hidden, animated: true)
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navigationController.navigationBar.barTintColor = navigationItemModel.backgroundColor?.uiColor ?? .white
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let tint = navigationItemModel.tintColor.uiColor
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navigationController.navigationBar.tintColor = tint
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// Have the navigation title match the tint color
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navigationController.navigationBar.titleTextAttributes?.updateValue(tint, forKey: .foregroundColor)
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// Update line.
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if let navigationController = navigationController as? NavigationController {
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navigationController.separatorView?.isHidden = navigationItemModel.line?.type ?? .standard == .none
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}
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// Sets up the navigation buttons.
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setNavigationButtons(navigationController: navigationController, navigationItemModel: navigationItemModel, viewController: viewController)
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}
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/// Convenience setter for legacy files
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public static func set(navigationController: UINavigationController, navigationJSON: [String: Any], viewController: UIViewController) throws {
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guard let barModel = try MoleculeObjectMapping.shared()?.getMoleculeModelForJSON(navigationJSON) as? (MoleculeModelProtocol & NavigationItemModelProtocol) else {
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throw ModelRegistry.Error.decoderOther(message: "Model not a bar model")
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}
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set(navigationController: navigationController, navigationItemModel: barModel, viewController: viewController)
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}
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}
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