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TunnelsManager: addMultiple() should also return the last error

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Signed-off-by: Roopesh Chander <roop@roopc.net>
This commit is contained in:
Roopesh Chander
2019-03-05 15:29:28 +05:30
parent 202e7a4890
commit 3afcee04be
2 changed files with 8 additions and 6 deletions
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WireGuard/WireGuard/Tunnel/TunnelsManager.swift
+7 -5
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@@ -148,19 +148,21 @@ class TunnelsManager {
}
}
func addMultiple(tunnelConfigurations: [TunnelConfiguration], completionHandler: @escaping (UInt) -> Void) {
addMultiple(tunnelConfigurations: ArraySlice(tunnelConfigurations), numberSuccessful: 0, completionHandler: completionHandler)
func addMultiple(tunnelConfigurations: [TunnelConfiguration], completionHandler: @escaping (UInt, TunnelsManagerError?) -> Void) {
addMultiple(tunnelConfigurations: ArraySlice(tunnelConfigurations), numberSuccessful: 0, lastError: nil, completionHandler: completionHandler)
}
private func addMultiple(tunnelConfigurations: ArraySlice<TunnelConfiguration>, numberSuccessful: UInt, completionHandler: @escaping (UInt) -> Void) {
private func addMultiple(tunnelConfigurations: ArraySlice<TunnelConfiguration>, numberSuccessful: UInt, lastError: TunnelsManagerError?, completionHandler: @escaping (UInt, TunnelsManagerError?) -> Void) {
guard let head = tunnelConfigurations.first else {
completionHandler(numberSuccessful)
completionHandler(numberSuccessful, lastError)
return
}
let tail = tunnelConfigurations.dropFirst()
add(tunnelConfiguration: head) { [weak self, tail] result in
DispatchQueue.main.async {
self?.addMultiple(tunnelConfigurations: tail, numberSuccessful: numberSuccessful + (result.isSuccess ? 1 : 0), completionHandler: completionHandler)
let numberSuccessful = numberSuccessful + (result.isSuccess ? 1 : 0)
let lastError = lastError ?? (result.error as? TunnelsManagerError)
self?.addMultiple(tunnelConfigurations: tail, numberSuccessful: numberSuccessful, lastError: lastError, completionHandler: completionHandler)
}
}
}