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macOS: Tunnel edit: Clean up error handling when saving 

Signed-off-by: Roopesh Chander <roop@roopc.net>
This commit is contained in:
Roopesh Chander 2019-01-22 03:22:01 +05:30
parent 0b2a4c2811
commit 6509009afc
1 changed files with 30 additions and 35 deletions
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65
WireGuard/WireGuard/UI/macOS/ViewController/TunnelEditViewController.swift
View File

@ -186,48 +186,43 @@ class TunnelEditViewController: NSViewController {
} else {
onDemandSetting = ActivateOnDemandSetting(isActivateOnDemandEnabled: true, activateOnDemandOption: onDemandOption)
}
let isTunnelModifiedWithoutChangingName = (tunnel != nil && tunnel!.name == name)
guard isTunnelModifiedWithoutChangingName || tunnelsManager.tunnel(named: name) == nil else {
ErrorPresenter.showErrorAlert(title: tr(format: "macAlertDuplicateName (%@)", name), message: "", from: self)
return
}
let tunnelConfiguration: TunnelConfiguration
do {
tunnelConfiguration = try TunnelConfiguration(fromWgQuickConfig: textView.string, called: nameRow.value)
} catch let error as WireGuardAppError {
ErrorPresenter.showErrorAlert(error: error, from: self)
return
} catch {
fatalError()
}
if let tunnel = tunnel {
// We're modifying an existing tunnel
if name != tunnel.name && tunnelsManager.tunnel(named: name) != nil {
ErrorPresenter.showErrorAlert(title: tr(format: "macAlertDuplicateName (%@)", name), message: "", from: self)
return
}
do {
let tunnelConfiguration = try TunnelConfiguration(fromWgQuickConfig: textView.string, called: nameRow.value)
tunnelsManager.modify(tunnel: tunnel, tunnelConfiguration: tunnelConfiguration, activateOnDemandSetting: onDemandSetting) { [weak self] error in
if let error = error {
ErrorPresenter.showErrorAlert(error: error, from: self)
return
}
self?.dismiss(self)
self?.delegate?.tunnelSaved(tunnel: tunnel)
tunnelsManager.modify(tunnel: tunnel, tunnelConfiguration: tunnelConfiguration, activateOnDemandSetting: onDemandSetting) { [weak self] error in
if let error = error {
ErrorPresenter.showErrorAlert(error: error, from: self)
return
}
} catch let error as WireGuardAppError {
ErrorPresenter.showErrorAlert(error: error, from: self)
} catch {
fatalError()
self?.dismiss(self)
self?.delegate?.tunnelSaved(tunnel: tunnel)
}
} else {
// We're creating a new tunnel
if tunnelsManager.tunnel(named: name) != nil {
ErrorPresenter.showErrorAlert(title: tr(format: "macAlertDuplicateName (%@)", name), message: "", from: self)
return
}
do {
let tunnelConfiguration = try TunnelConfiguration(fromWgQuickConfig: textView.string, called: nameRow.value)
tunnelsManager.add(tunnelConfiguration: tunnelConfiguration, activateOnDemandSetting: onDemandSetting) { [weak self] result in
if let error = result.error {
ErrorPresenter.showErrorAlert(error: error, from: self)
} else {
let tunnel: TunnelContainer = result.value!
self?.dismiss(self)
self?.delegate?.tunnelSaved(tunnel: tunnel)
}
tunnelsManager.add(tunnelConfiguration: tunnelConfiguration, activateOnDemandSetting: onDemandSetting) { [weak self] result in
if let error = result.error {
ErrorPresenter.showErrorAlert(error: error, from: self)
} else {
let tunnel: TunnelContainer = result.value!
self?.dismiss(self)
self?.delegate?.tunnelSaved(tunnel: tunnel)
}
} catch let error as WireGuardAppError {
ErrorPresenter.showErrorAlert(error: error, from: self)
} catch {
fatalError()
}
}
}