mirror of
https://github.com/vector-im/element-ios.git
synced 2024-09-30 16:22:39 +00:00
d144db8ad7
Verify button has been removed and replaced by "Use key backup", which makes a restore, because we trust on decrypt now.
153 lines
5.4 KiB
Swift
153 lines
5.4 KiB
Swift
/*
|
|
Copyright 2019 New Vector Ltd
|
|
|
|
Licensed under the Apache License, Version 2.0 (the "License");
|
|
you may not use this file except in compliance with the License.
|
|
You may obtain a copy of the License at
|
|
|
|
http://www.apache.org/licenses/LICENSE-2.0
|
|
|
|
Unless required by applicable law or agreed to in writing, software
|
|
distributed under the License is distributed on an "AS IS" BASIS,
|
|
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
See the License for the specific language governing permissions and
|
|
limitations under the License.
|
|
*/
|
|
|
|
import UIKit
|
|
|
|
final class SettingsKeyBackupViewModel: SettingsKeyBackupViewModelType {
|
|
|
|
// MARK: - Properties
|
|
weak var viewDelegate: SettingsKeyBackupViewModelViewDelegate?
|
|
|
|
// MARK: Private
|
|
private let keyBackup: MXKeyBackup
|
|
|
|
init(keyBackup: MXKeyBackup) {
|
|
self.keyBackup = keyBackup
|
|
self.registerKeyBackupVersionDidChangeStateNotification()
|
|
}
|
|
|
|
private func registerKeyBackupVersionDidChangeStateNotification() {
|
|
NotificationCenter.default.addObserver(self, selector: #selector(keyBackupDidStateChange), name: NSNotification.Name.mxKeyBackupDidStateChange, object: self.keyBackup)
|
|
}
|
|
|
|
@objc private func keyBackupDidStateChange() {
|
|
self.checkKeyBackupState()
|
|
}
|
|
|
|
func process(viewAction: SettingsKeyBackupViewAction) {
|
|
guard let viewDelegate = self.viewDelegate else {
|
|
return
|
|
}
|
|
|
|
switch viewAction {
|
|
case .load:
|
|
viewDelegate.settingsKeyBackupViewModel(self, didUpdateViewState: .checkingBackup)
|
|
self.checkKeyBackupState()
|
|
case .create:
|
|
viewDelegate.settingsKeyBackupViewModelShowKeyBackupSetup(self)
|
|
break
|
|
case .restore(let keyBackupVersion):
|
|
viewDelegate.settingsKeyBackup(self, showKeyBackupRecover: keyBackupVersion)
|
|
break
|
|
case .confirmDelete(let keyBackupVersion):
|
|
viewDelegate.settingsKeyBackup(self, showKeyBackupDeleteConfirm: keyBackupVersion)
|
|
break
|
|
case .delete(let keyBackupVersion):
|
|
self.deleteKeyBackupVersion(keyBackupVersion)
|
|
break
|
|
}
|
|
}
|
|
|
|
// MARK: - Private
|
|
|
|
private func checkKeyBackupState() {
|
|
|
|
// Check homeserver update in background
|
|
self.keyBackup.forceRefresh(nil, failure: nil)
|
|
|
|
if let keyBackupVersion = self.keyBackup.keyBackupVersion {
|
|
|
|
self.keyBackup.trust(for: keyBackupVersion, onComplete: { [weak self] (keyBackupVersionTrust) in
|
|
|
|
guard let sself = self else {
|
|
return
|
|
}
|
|
|
|
sself.computeState(withBackupVersionTrust:keyBackupVersionTrust)
|
|
})
|
|
}
|
|
else {
|
|
computeState()
|
|
}
|
|
}
|
|
|
|
private func computeState(withBackupVersionTrust keyBackupVersionTrust:MXKeyBackupVersionTrust? = nil) {
|
|
|
|
var viewState: SettingsKeyBackupViewState?
|
|
switch self.keyBackup.state {
|
|
|
|
case MXKeyBackupStateUnknown,
|
|
MXKeyBackupStateCheckingBackUpOnHomeserver:
|
|
viewState = .checkingBackup
|
|
|
|
case MXKeyBackupStateDisabled, MXKeyBackupStateEnabling:
|
|
viewState = .noBackup
|
|
|
|
case MXKeyBackupStateNotTrusted:
|
|
guard let keyBackupVersion = self.keyBackup.keyBackupVersion, let keyBackupVersionTrust = keyBackupVersionTrust else {
|
|
return
|
|
}
|
|
viewState = .backupNotTrusted(keyBackupVersion, keyBackupVersionTrust)
|
|
|
|
case MXKeyBackupStateReadyToBackUp:
|
|
guard let keyBackupVersion = self.keyBackup.keyBackupVersion, let keyBackupVersionTrust = keyBackupVersionTrust else {
|
|
return
|
|
}
|
|
viewState = .backup(keyBackupVersion, keyBackupVersionTrust)
|
|
|
|
case MXKeyBackupStateWillBackUp, MXKeyBackupStateBackingUp:
|
|
guard let keyBackupVersion = self.keyBackup.keyBackupVersion, let keyBackupVersionTrust = keyBackupVersionTrust else {
|
|
return
|
|
}
|
|
|
|
// Get the backup progress before updating the state
|
|
self.keyBackup.backupProgress { [weak self] (progress) in
|
|
guard let sself = self else {
|
|
return
|
|
}
|
|
|
|
sself.viewDelegate?.settingsKeyBackupViewModel(sself, didUpdateViewState: .backupAndRunning(keyBackupVersion, keyBackupVersionTrust, progress))
|
|
}
|
|
default:
|
|
break
|
|
}
|
|
|
|
if let vviewState = viewState {
|
|
self.viewDelegate?.settingsKeyBackupViewModel(self, didUpdateViewState: vviewState)
|
|
}
|
|
}
|
|
|
|
private func deleteKeyBackupVersion(_ keyBackupVersion: MXKeyBackupVersion) {
|
|
guard let keyBackupVersionVersion = keyBackupVersion.version else {
|
|
return
|
|
}
|
|
|
|
self.viewDelegate?.settingsKeyBackupViewModel(self, didUpdateNetworkRequestViewState: .loading)
|
|
|
|
self.keyBackup.deleteVersion(keyBackupVersionVersion, success: { [weak self] () in
|
|
guard let sself = self else {
|
|
return
|
|
}
|
|
sself.viewDelegate?.settingsKeyBackupViewModel(sself, didUpdateNetworkRequestViewState: .loaded)
|
|
|
|
}, failure: { [weak self] error in
|
|
guard let sself = self else {
|
|
return
|
|
}
|
|
sself.viewDelegate?.settingsKeyBackupViewModel(sself, didUpdateNetworkRequestViewState: .error(error))
|
|
})
|
|
}
|
|
}
|