133 lines
4.8 KiB
Swift
133 lines
4.8 KiB
Swift
//
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// Copyright 2022-2024 New Vector Ltd.
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//
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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 UIKit
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import MatrixSDK
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enum AllChatsSpaceActionProviderOption {
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case invitePeople
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case spaceMembers
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case spaceSettings
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case leaveSpace
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}
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protocol AllChatsSpaceActionProviderDelegate: AnyObject {
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func allChatsSpaceActionProvider(_ actionProvider: AllChatsSpaceActionProvider, didSelect option: AllChatsSpaceActionProviderOption)
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}
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/// `AllChatsSpaceActionProvider` provides the menu for accessing space options according to the current space
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class AllChatsSpaceActionProvider {
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// MARK: - Properties
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weak var delegate: AllChatsSpaceActionProviderDelegate?
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// MARK: - Private
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private var currentSpace: MXSpace? {
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didSet {
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spaceName = currentSpace?.summary?.displayName ?? VectorL10n.spaceTag
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}
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}
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private var spaceName: String = VectorL10n.spaceTag
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private var isInviteAvailable: Bool = false
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// MARK: - RoomActionProviderProtocol
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var menu: UIMenu {
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guard currentSpace != nil else {
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return UIMenu(title: "", children: [])
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}
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return UIMenu(title: "", children: [
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UIMenu(title: "", options: .displayInline, children: [
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self.spaceSettingsAction,
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self.spaceMembersAction,
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self.invitePeopleAction
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]),
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self.leaveSpaceAction
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])
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}
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// MARK: - Public
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/// Returns an instance of the updated menu accordingly to the given parameters.
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///
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/// Some menu items can be disabled depending on the required power levels of the `parentSpace`. Therefore, `updateMenu()` first returns a temporary context menu
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/// with all sensible items disabled, asynchronously fetches power levels of the `parentSpace`, then gives a new instance of the menu with, potentially, all sensible items
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/// enabled via the `completion` callback.
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///
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/// - Parameters:
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/// - session: The current `MXSession` instance
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/// - space: The current space (`nil` for home space)
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/// - completion: callback called once the power levels of the `parentSpace` have been fetched and the menu items have been computed accordingly.
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/// - Returns: If the `parentSpace` is `nil`, the context menu, the temporary context menu otherwise.
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func updateMenu(with session: MXSession?, space: MXSpace?, completion: @escaping (UIMenu) -> Void) -> UIMenu {
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self.currentSpace = space
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isInviteAvailable = false
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guard let currentSpace = currentSpace, let spaceRoom = currentSpace.room, let session = session else {
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return self.menu
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}
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spaceRoom.state { [weak self] roomState in
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guard let self = self else { return }
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guard let powerLevels = roomState?.powerLevels, let userId = session.myUserId else {
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return
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}
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let userPowerLevel = powerLevels.powerLevelOfUser(withUserID: userId)
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self.isInviteAvailable = userPowerLevel >= powerLevels.invite
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completion(self.menu)
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}
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return self.menu
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}
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// MARK: - Private
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private var invitePeopleAction: UIAction {
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UIAction(title: VectorL10n.inviteTo(spaceName),
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image: UIImage(systemName: "square.and.arrow.up"),
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attributes: isInviteAvailable ? [] : .disabled) { [weak self] action in
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guard let self = self else { return }
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self.delegate?.allChatsSpaceActionProvider(self, didSelect: .invitePeople)
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}
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}
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private var spaceMembersAction: UIAction {
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UIAction(title: VectorL10n.roomDetailsPeople,
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image: UIImage(systemName: "person")) { [weak self] action in
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guard let self = self else { return }
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self.delegate?.allChatsSpaceActionProvider(self, didSelect: .spaceMembers)
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}
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}
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private var spaceSettingsAction: UIAction {
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UIAction(title: VectorL10n.allChatsEditMenuSpaceSettings,
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image: UIImage(systemName: "gearshape")) { [weak self] action in
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guard let self = self else { return }
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self.delegate?.allChatsSpaceActionProvider(self, didSelect: .spaceSettings)
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}
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}
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private var leaveSpaceAction: UIAction {
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UIAction(title: VectorL10n.allChatsEditMenuLeaveSpace(spaceName),
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image: UIImage(systemName: "rectangle.portrait.and.arrow.right.fill"),
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attributes: .destructive) { [weak self] action in
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guard let self = self else { return }
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self.delegate?.allChatsSpaceActionProvider(self, didSelect: .leaveSpace)
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}
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}
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}
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