102 lines
4.7 KiB
Swift
102 lines
4.7 KiB
Swift
//
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// Copyright 2022 Signal Messenger, LLC
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// SPDX-License-Identifier: AGPL-3.0-only
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//
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import Foundation
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import SignalMessaging
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import UIKit
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public extension TSMessage {
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func presentDeletionActionSheet(from fromViewController: UIViewController, forceDarkTheme: Bool = false) {
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let actionSheetController = ActionSheetController(
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message: OWSLocalizedString(
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"MESSAGE_ACTION_DELETE_FOR_TITLE",
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comment: "The title for the action sheet asking who the user wants to delete the message for."
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),
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theme: forceDarkTheme ? .translucentDark : .default
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)
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let deleteForMeAction = ActionSheetAction(
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title: CommonStrings.deleteForMeButton,
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style: .destructive
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) { _ in
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Self.databaseStorage.asyncWrite { tx in
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TSMessage.anyFetchMessage(uniqueId: self.uniqueId, transaction: tx)?.anyRemove(transaction: tx)
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}
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}
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actionSheetController.addAction(deleteForMeAction)
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if canBeRemotelyDeleted, let outgoingMessage = self as? TSOutgoingMessage {
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let deleteForEveryoneAction = ActionSheetAction(
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title: OWSLocalizedString(
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"MESSAGE_ACTION_DELETE_FOR_EVERYONE",
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comment: "The title for the action that deletes a message for all users in the conversation."
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),
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style: .destructive
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) { [weak self] _ in
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self?.showDeleteForEveryoneConfirmationIfNecessary {
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guard let self = self else { return }
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self.databaseStorage.write { tx in
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let latestMessage = TSOutgoingMessage.anyFetchOutgoingMessage(
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uniqueId: outgoingMessage.uniqueId,
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transaction: tx
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)
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guard let latestMessage, let latestThread = latestMessage.thread(tx: tx) else {
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// We can't reach this point in the UI if a message doesn't have a thread.
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return owsFailDebug("Trying to delete a message without a thread.")
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}
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let deleteMessage = TSOutgoingDeleteMessage(
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thread: latestThread,
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message: latestMessage,
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transaction: tx
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)
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// Reset the sending states, so we can render the sending state of the deleted message.
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// TSOutgoingDeleteMessage will automatically pass through it's send state to the message
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// record that it is deleting.
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latestMessage.updateWith(recipientAddressStates: deleteMessage.recipientAddressStates, transaction: tx)
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if let aci = DependenciesBridge.shared.tsAccountManager.localIdentifiers(tx: tx.asV2Read)?.aci {
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_ = TSMessage.tryToRemotelyDeleteMessage(
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fromAuthor: aci,
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sentAtTimestamp: latestMessage.timestamp,
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threadUniqueId: latestThread.uniqueId,
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serverTimestamp: 0, // TSOutgoingMessage won't have server timestamp.
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transaction: tx
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)
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} else {
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owsFailDebug("Local ACI missing during message deletion.")
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}
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SSKEnvironment.shared.messageSenderJobQueueRef.add(message: deleteMessage.asPreparer, transaction: tx)
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}
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}
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}
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actionSheetController.addAction(deleteForEveryoneAction)
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}
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actionSheetController.addAction(OWSActionSheets.cancelAction)
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fromViewController.presentActionSheet(actionSheetController)
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}
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private func showDeleteForEveryoneConfirmationIfNecessary(completion: @escaping () -> Void) {
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guard !Self.preferences.wasDeleteForEveryoneConfirmationShown else { return completion() }
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OWSActionSheets.showConfirmationAlert(
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title: OWSLocalizedString(
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"MESSAGE_ACTION_DELETE_FOR_EVERYONE_CONFIRMATION",
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comment: "A one-time confirmation that you want to delete for everyone"
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),
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proceedTitle: OWSLocalizedString(
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"MESSAGE_ACTION_DELETE_FOR_EVERYONE",
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comment: "The title for the action that deletes a message for all users in the conversation."
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),
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proceedStyle: .destructive) { _ in
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Self.preferences.setWasDeleteForEveryoneConfirmationShown()
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completion()
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}
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}
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}
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