import Foundation

public enum PuterHelperConstants {
    public static let machServiceName = "dev.soconnor.puter.helper"
    public static let daemonPlistName = "dev.soconnor.puter.helper.plist"
    public static let protocolVersion = 1
}

public enum PuterFanTargetValidator {
    public static let validFanIDs = 0...15
    public static let validRPM = 500...20_000

    public static func validate(_ targets: [NSNumber: NSNumber]) -> [(fan: Int, rpm: Int)]? {
        let values = targets.compactMap { key, value -> (fan: Int, rpm: Int)? in
            let fan = key.intValue
            let rpm = value.intValue
            guard validFanIDs.contains(fan), validRPM.contains(rpm) else { return nil }
            return (fan, rpm)
        }
        guard values.count == targets.count, !values.isEmpty else { return nil }
        return values.sorted { $0.fan < $1.fan }
    }
}

@objc public protocol PuterPrivilegedHelperProtocol {
    func version(withReply reply: @escaping (Int) -> Void)
    func setFanTargets(_ targets: [NSNumber: NSNumber], withReply reply: @escaping (Bool, String?) -> Void)
    func restoreAutomaticFanControl(withReply reply: @escaping (Bool, String?) -> Void)
}