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-rw-r--r--WireGuard/WireGuard/UI/TunnelViewModel.swift56
1 files changed, 27 insertions, 29 deletions
diff --git a/WireGuard/WireGuard/UI/TunnelViewModel.swift b/WireGuard/WireGuard/UI/TunnelViewModel.swift
index e623eab..47a13a1 100644
--- a/WireGuard/WireGuard/UI/TunnelViewModel.swift
+++ b/WireGuard/WireGuard/UI/TunnelViewModel.swift
@@ -43,7 +43,7 @@ class TunnelViewModel {
subscript(field: InterfaceField) -> String {
get {
- if (scratchpad.isEmpty) {
+ if scratchpad.isEmpty {
// When starting to read a config, setup the scratchpad.
// The scratchpad shall serve as a cache of what we want to show in the UI.
populateScratchpad()
@@ -51,18 +51,18 @@ class TunnelViewModel {
return scratchpad[field] ?? ""
}
set(stringValue) {
- if (scratchpad.isEmpty) {
+ if scratchpad.isEmpty {
// When starting to edit a config, setup the scratchpad and remove the configuration.
// The scratchpad shall be the sole source of the being-edited configuration.
populateScratchpad()
}
validatedConfiguration = nil
- if (stringValue.isEmpty) {
+ if stringValue.isEmpty {
scratchpad.removeValue(forKey: field)
} else {
scratchpad[field] = stringValue
}
- if (field == .privateKey) {
+ if field == .privateKey {
if (stringValue.count == TunnelViewModel.keyLengthInBase64),
let privateKey = Data(base64Encoded: stringValue),
privateKey.count == TunnelConfiguration.keyLength {
@@ -81,7 +81,7 @@ class TunnelViewModel {
scratchpad[.name] = config.name
scratchpad[.privateKey] = config.privateKey.base64EncodedString()
scratchpad[.publicKey] = config.publicKey.base64EncodedString()
- if (!config.addresses.isEmpty) {
+ if !config.addresses.isEmpty {
scratchpad[.addresses] = config.addresses.map { $0.stringRepresentation() }.joined(separator: ", ")
}
if let listenPort = config.listenPort {
@@ -90,7 +90,7 @@ class TunnelViewModel {
if let mtu = config.mtu {
scratchpad[.mtu] = String(mtu)
}
- if (!config.dns.isEmpty) {
+ if !config.dns.isEmpty {
scratchpad[.dns] = config.dns.map { $0.stringRepresentation() }.joined(separator: ", ")
}
}
@@ -158,16 +158,15 @@ class TunnelViewModel {
config.dns = dnsServers
}
- guard (errorMessages.isEmpty) else {
- return .error(errorMessages.first!)
- }
+ guard errorMessages.isEmpty else { return .error(errorMessages.first!) }
+
validatedConfiguration = config
return .saved(config)
}
func filterFieldsWithValueOrControl(interfaceFields: [InterfaceField]) -> [InterfaceField] {
return interfaceFields.filter { (field) -> Bool in
- if (TunnelViewModel.interfaceFieldsWithControl.contains(field)) {
+ if TunnelViewModel.interfaceFieldsWithControl.contains(field) {
return true
}
return (!self[field].isEmpty)
@@ -193,7 +192,7 @@ class TunnelViewModel {
subscript(field: PeerField) -> String {
get {
- if (scratchpad.isEmpty) {
+ if scratchpad.isEmpty {
// When starting to read a config, setup the scratchpad.
// The scratchpad shall serve as a cache of what we want to show in the UI.
populateScratchpad()
@@ -201,18 +200,18 @@ class TunnelViewModel {
return scratchpad[field] ?? ""
}
set(stringValue) {
- if (scratchpad.isEmpty) {
+ if scratchpad.isEmpty {
// When starting to edit a config, setup the scratchpad and remove the configuration.
// The scratchpad shall be the sole source of the being-edited configuration.
populateScratchpad()
}
validatedConfiguration = nil
- if (stringValue.isEmpty) {
+ if stringValue.isEmpty {
scratchpad.removeValue(forKey: field)
} else {
scratchpad[field] = stringValue
}
- if (field == .allowedIPs) {
+ if field == .allowedIPs {
updateExcludePrivateIPsFieldState()
}
}
@@ -225,7 +224,7 @@ class TunnelViewModel {
if let preSharedKey = config.preSharedKey {
scratchpad[.preSharedKey] = preSharedKey.base64EncodedString()
}
- if (!config.allowedIPs.isEmpty) {
+ if !config.allowedIPs.isEmpty {
scratchpad[.allowedIPs] = config.allowedIPs.map { $0.stringRepresentation() }.joined(separator: ", ")
}
if let endpoint = config.endpoint {
@@ -291,16 +290,15 @@ class TunnelViewModel {
}
}
- guard (errorMessages.isEmpty) else {
- return .error(errorMessages.first!)
- }
+ guard errorMessages.isEmpty else { return .error(errorMessages.first!) }
+
validatedConfiguration = config
return .saved(config)
}
func filterFieldsWithValueOrControl(peerFields: [PeerField]) -> [PeerField] {
return peerFields.filter { (field) -> Bool in
- if (TunnelViewModel.peerFieldsWithControl.contains(field)) {
+ if TunnelViewModel.peerFieldsWithControl.contains(field) {
return true
}
return (!self[field].isEmpty)
@@ -319,12 +317,12 @@ class TunnelViewModel {
]
func updateExcludePrivateIPsFieldState() {
- guard (numberOfPeers == 1) else {
+ guard numberOfPeers == 1 else {
shouldAllowExcludePrivateIPsControl = false
excludePrivateIPsValue = false
return
}
- if (scratchpad.isEmpty) {
+ if scratchpad.isEmpty {
populateScratchpad()
}
let allowedIPStrings = Set<String>(
@@ -332,10 +330,10 @@ class TunnelViewModel {
.split(separator: ",")
.map { $0.trimmingCharacters(in: CharacterSet.whitespacesAndNewlines) }
)
- if (allowedIPStrings.contains(TunnelViewModel.PeerData.ipv4DefaultRouteString)) {
+ if allowedIPStrings.contains(TunnelViewModel.PeerData.ipv4DefaultRouteString) {
shouldAllowExcludePrivateIPsControl = true
excludePrivateIPsValue = false
- } else if (allowedIPStrings.isSuperset(of: TunnelViewModel.PeerData.ipv4DefaultRouteModRFC1918String)) {
+ } else if allowedIPStrings.isSuperset(of: TunnelViewModel.PeerData.ipv4DefaultRouteModRFC1918String) {
shouldAllowExcludePrivateIPsControl = true
excludePrivateIPsValue = true
} else {
@@ -353,7 +351,7 @@ class TunnelViewModel {
.map { $0.trimmingCharacters(in: CharacterSet.whitespacesAndNewlines) }
let ipv6Addresses = allowedIPStrings.filter { $0.contains(":") }
let modifiedAllowedIPStrings: [String]
- if (isOn) {
+ if isOn {
modifiedAllowedIPStrings = ipv6Addresses +
TunnelViewModel.PeerData.ipv4DefaultRouteModRFC1918String + dnsServerStrings
} else {
@@ -421,14 +419,14 @@ class TunnelViewModel {
let interfaceSaveResult = interfaceData.save()
let peerSaveResults = peersData.map { $0.save() }
// Collate the results
- switch (interfaceSaveResult) {
+ switch interfaceSaveResult {
case .error(let errorMessage):
return .error(errorMessage)
case .saved(let interfaceConfiguration):
var peerConfigurations: [PeerConfiguration] = []
peerConfigurations.reserveCapacity(peerSaveResults.count)
for peerSaveResult in peerSaveResults {
- switch (peerSaveResult) {
+ switch peerSaveResult {
case .error(let errorMessage):
return .error(errorMessage)
case .saved(let peerConfiguration):
@@ -438,7 +436,7 @@ class TunnelViewModel {
let peerPublicKeysArray = peerConfigurations.map { $0.publicKey }
let peerPublicKeysSet = Set<Data>(peerPublicKeysArray)
- if (peerPublicKeysArray.count != peerPublicKeysSet.count) {
+ if peerPublicKeysArray.count != peerPublicKeysSet.count {
return .error("Two or more peers cannot have the same public key")
}
@@ -452,7 +450,7 @@ class TunnelViewModel {
extension TunnelViewModel {
static func activateOnDemandOptionText(for activateOnDemandOption: ActivateOnDemandOption) -> String {
- switch (activateOnDemandOption) {
+ switch activateOnDemandOption {
case .none:
return "Off"
case .useOnDemandOverWiFiOrCellular:
@@ -466,7 +464,7 @@ extension TunnelViewModel {
static func activateOnDemandDetailText(for activateOnDemandSetting: ActivateOnDemandSetting?) -> String {
if let activateOnDemandSetting = activateOnDemandSetting {
- if (activateOnDemandSetting.isActivateOnDemandEnabled) {
+ if activateOnDemandSetting.isActivateOnDemandEnabled {
return TunnelViewModel.activateOnDemandOptionText(for: activateOnDemandSetting.activateOnDemandOption)
} else {
return TunnelViewModel.activateOnDemandOptionText(for: .none)
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