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//
// Copyright © 2018 WireGuard LLC. All rights reserved.
//
import Foundation
struct Attribute {
enum Key: String, CaseIterable {
case address = "Address"
case allowedIPs = "AllowedIPs"
case dns = "DNS"
case endpoint = "Endpoint"
case listenPort = "ListenPort"
case mtu = "MTU"
case persistentKeepalive = "PersistentKeepalive"
case presharedKey = "PresharedKey"
case privateKey = "PrivateKey"
case publicKey = "PublicKey"
}
private static let separatorPattern = (try? NSRegularExpression(pattern: "\\s|=", options: []))!
let line: String
let key: Key
let stringValue: String
var arrayValue: [String] {
return stringValue.commaSeparatedToArray()
}
static func match(line: String) -> Attribute? {
guard let equalsIndex = line.firstIndex(of: "=") else { return nil }
let keyString = line[..<equalsIndex].trimmingCharacters(in: .whitespaces)
let value = line[line.index(equalsIndex, offsetBy: 1)...].trimmingCharacters(in: .whitespaces)
guard let key = Key.allCases.first(where: { $0.rawValue.lowercased() == keyString.lowercased() }) else { return nil }
return Attribute(line: line, key: key, stringValue: value)
}
}
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