Signal-iOS/SignalUI/Utils/GroupViewUtils.swift
2024-03-12 03:35:34 -05:00

126 lines
5.3 KiB
Swift

//
// Copyright 2020 Signal Messenger, LLC
// SPDX-License-Identifier: AGPL-3.0-only
//
import Foundation
import UIKit
import SafariServices
import SignalServiceKit
public class GroupViewUtils {
public static func formatGroupMembersLabel(memberCount: Int) -> String {
let format = OWSLocalizedString("GROUP_MEMBER_COUNT_LABEL_%d", tableName: "PluralAware",
comment: "The 'group member count' indicator when there are no members in the group.")
return String.localizedStringWithFormat(format, memberCount)
}
public static func updateGroupWithActivityIndicator<T>(
fromViewController: UIViewController,
withThread thread: TSThread,
updateDescription: String,
updateBlock: @escaping () -> Promise<T>,
completion: ((T?) -> Void)?
) {
updateGroupWithActivityIndicator(
fromViewController: fromViewController,
withMessageProcessingPromise: GroupManager.messageProcessingPromise(
for: thread,
description: updateDescription
),
updateBlock: updateBlock,
completion: completion
)
}
public static func updateGroupWithActivityIndicator<T>(
fromViewController: UIViewController,
withGroupModel groupModel: TSGroupModel,
updateDescription: String,
updateBlock: @escaping () -> Promise<T>,
completion: ((T?) -> Void)?
) {
updateGroupWithActivityIndicator(
fromViewController: fromViewController,
withMessageProcessingPromise: GroupManager.messageProcessingPromise(
for: groupModel,
description: updateDescription
),
updateBlock: updateBlock,
completion: completion
)
}
private static func updateGroupWithActivityIndicator<T>(
fromViewController: UIViewController,
withMessageProcessingPromise messageProcessingPromise: Promise<Void>,
updateBlock: @escaping () -> Promise<T>,
completion: ((T?) -> Void)?
) {
// GroupsV2 TODO: Should we allow cancel here?
ModalActivityIndicatorViewController.present(fromViewController: fromViewController,
canCancel: false) { modalActivityIndicator in
messageProcessingPromise.then(on: DispatchQueue.global()) {
updateBlock()
}.done(on: DispatchQueue.main) { (value: T) in
modalActivityIndicator.dismiss {
completion?(value)
}
}.catch { error in
switch error {
case GroupsV2Error.redundantChange:
// Treat GroupsV2Error.redundantChange as a success.
modalActivityIndicator.dismiss {
completion?(nil)
}
default:
owsFailDebugUnlessNetworkFailure(error)
modalActivityIndicator.dismiss {
GroupViewUtils.showUpdateErrorUI(error: error)
}
}
}
}
}
public class func showUpdateErrorUI(error: Error) {
AssertIsOnMainThread()
owsFailDebug(error.localizedDescription)
if error.isNetworkFailureOrTimeout {
OWSActionSheets.showActionSheet(title: OWSLocalizedString("ERROR_NETWORK_FAILURE",
comment: "Error indicating network connectivity problems."),
message: OWSLocalizedString("UPDATE_GROUP_FAILED_DUE_TO_NETWORK",
comment: "Error indicating that a group could not be updated due to network connectivity problems."))
} else {
OWSActionSheets.showActionSheet(title: OWSLocalizedString("UPDATE_GROUP_FAILED",
comment: "Error indicating that a group could not be updated."))
}
}
public static func showInvalidGroupMemberAlert(fromViewController: UIViewController) {
let actionSheet = ActionSheetController(title: CommonStrings.errorAlertTitle,
message: OWSLocalizedString("EDIT_GROUP_ERROR_CANNOT_ADD_MEMBER",
comment: "Error message indicating the a user can't be added to a group."))
actionSheet.addAction(ActionSheetAction(title: CommonStrings.learnMore,
style: .default) { _ in
self.showCantAddMemberView(fromViewController: fromViewController)
})
actionSheet.addAction(OWSActionSheets.okayAction)
fromViewController.presentActionSheet(actionSheet)
}
private static func showCantAddMemberView(fromViewController: UIViewController) {
guard let url = URL(string: "https://support.signal.org/hc/articles/360007319331") else {
owsFailDebug("Invalid url.")
return
}
let vc = SFSafariViewController(url: url)
fromViewController.present(vc, animated: true, completion: nil)
}
}