47 lines
1.4 KiB
Swift
47 lines
1.4 KiB
Swift
import Darwin
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import Foundation
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enum InstanceIdentity {
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private static let suiteName = "com.steipete.clawdis.shared"
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private static let instanceIdKey = "instanceId"
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private static var defaults: UserDefaults {
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UserDefaults(suiteName: suiteName) ?? .standard
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}
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static let instanceId: String = {
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let defaults = Self.defaults
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if let existing = defaults.string(forKey: instanceIdKey)?
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.trimmingCharacters(in: .whitespacesAndNewlines),
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!existing.isEmpty
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{
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return existing
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}
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let id = UUID().uuidString.lowercased()
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defaults.set(id, forKey: instanceIdKey)
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return id
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}()
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static let displayName: String = {
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if let name = Host.current().localizedName?.trimmingCharacters(in: .whitespacesAndNewlines),
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!name.isEmpty
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{
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return name
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}
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return "clawdis-mac"
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}()
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static let modelIdentifier: String? = {
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var size = 0
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guard sysctlbyname("hw.model", nil, &size, nil, 0) == 0, size > 1 else { return nil }
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var buffer = [CChar](repeating: 0, count: size)
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guard sysctlbyname("hw.model", &buffer, &size, nil, 0) == 0 else { return nil }
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let bytes = buffer.prefix { $0 != 0 }.map { UInt8(bitPattern: $0) }
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let s = String(decoding: bytes, as: UTF8.self).trimmingCharacters(in: .whitespacesAndNewlines)
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return s.isEmpty ? nil : s
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}()
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}
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