122 lines
4.4 KiB
Swift
122 lines
4.4 KiB
Swift
/*
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Copyright 2019-2024 New Vector Ltd.
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SPDX-License-Identifier: AGPL-3.0-only
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Please see LICENSE in the repository root for full details.
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*/
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import Foundation
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@objcMembers
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final class RoomContextualMenuPresenter: NSObject {
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// MARK: - Constants
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private enum AnimationDurations {
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static let showMenu: TimeInterval = 0.15
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static let showMenuFromSingleTap: TimeInterval = 0.1
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static let hideMenu: TimeInterval = 0.2
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static let selectedReaction: TimeInterval = 0.15
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}
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// MARK: - Properties
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// MARK: Private
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private weak var roomContextualMenuViewController: RoomContextualMenuViewController?
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// MARK: Public
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var isPresenting: Bool {
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return self.roomContextualMenuViewController?.parent != nil
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}
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// MARK: - Public
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func present(roomContextualMenuViewController: RoomContextualMenuViewController,
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from viewController: UIViewController,
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on view: UIView,
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contentToReactFrame: CGRect, // Not nullable for compatibility with Obj-C
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fromSingleTapGesture usedSingleTapGesture: Bool,
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animated: Bool,
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completion: (() -> Void)?) {
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guard self.isPresenting == false else {
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return
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}
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viewController.vc_addChildViewController(viewController: roomContextualMenuViewController, onView: view)
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self.roomContextualMenuViewController = roomContextualMenuViewController
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roomContextualMenuViewController.contentToReactFrame = contentToReactFrame
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roomContextualMenuViewController.hideMenuToolbar()
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roomContextualMenuViewController.prepareReactionsMenuAnimations()
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roomContextualMenuViewController.hideReactionsMenu()
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roomContextualMenuViewController.view.layoutIfNeeded()
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let animationInstructions: (() -> Void) = {
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roomContextualMenuViewController.showMenuToolbar()
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roomContextualMenuViewController.showReactionsMenu()
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roomContextualMenuViewController.view.layoutIfNeeded()
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}
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if animated {
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let animationDuration = usedSingleTapGesture ? AnimationDurations.showMenuFromSingleTap : AnimationDurations.showMenu
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UIView.animate(withDuration: animationDuration, animations: {
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animationInstructions()
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}, completion: { completed in
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completion?()
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})
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} else {
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animationInstructions()
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completion?()
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}
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}
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func hideContextualMenu(animated: Bool, completion: (() -> Void)?) {
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guard let roomContextualMenuViewController = self.roomContextualMenuViewController, self.isPresenting else {
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completion?()
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return
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}
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let animationInstructions: (() -> Void) = {
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roomContextualMenuViewController.hideMenuToolbar()
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roomContextualMenuViewController.hideReactionsMenu()
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roomContextualMenuViewController.view.layoutIfNeeded()
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}
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let animationCompletionInstructions: (() -> Void) = {
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roomContextualMenuViewController.vc_removeFromParent()
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self.roomContextualMenuViewController = nil
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completion?()
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}
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if animated {
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if roomContextualMenuViewController.shouldPerformTappedReactionAnimation {
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UIView.animate(withDuration: AnimationDurations.selectedReaction, animations: {
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roomContextualMenuViewController.selectedReactionAnimationsIntructionsPart1()
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}, completion: { _ in
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UIView.animate(withDuration: AnimationDurations.hideMenu, animations: {
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roomContextualMenuViewController.selectedReactionAnimationsIntructionsPart2()
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animationInstructions()
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}, completion: { completed in
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animationCompletionInstructions()
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})
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})
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} else {
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UIView.animate(withDuration: AnimationDurations.hideMenu, animations: {
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animationInstructions()
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}, completion: { completed in
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animationCompletionInstructions()
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})
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}
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} else {
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animationInstructions()
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animationCompletionInstructions()
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}
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}
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}
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