rooms-ios/NextcloudTalk/UIViewController+Transitions.swift

// MIT License
//
// Copyright (c) 2021 Daniel Gauthier
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
//
// From https://github.com/danielmgauthier/ViewControllerTransitionExample
// SPDX-License-Identifier: MIT

import UIKit

enum InteractiveDismissalType {
    case none
    case standard
}

extension UIViewController {
    func present(_ viewController: CustomPresentable, interactiveDismissalType: InteractiveDismissalType, completion: (() -> Void)? = nil) {

        let interactionController: InteractionControlling?
        switch interactiveDismissalType {
        case .none:
            interactionController = nil
        case .standard:
            interactionController = StandardInteractionController(viewController: viewController)
        }

        let transitionManager = ModalTransitionManager(interactionController: interactionController)
        viewController.transitionManager = transitionManager
        viewController.transitioningDelegate = transitionManager
        viewController.modalPresentationStyle = .custom
        present(viewController, animated: true, completion: completion)
    }
}