import Foundation extension UserDefaults { enum Keys { static let aiProviderApiKey = "VoiceInkAIProviderKey" static let licenseKey = "VoiceInkLicense" static let trialStartDate = "VoiceInkTrialStartDate" } // MARK: - AI Provider API Key var aiProviderApiKey: String? { get { string(forKey: Keys.aiProviderApiKey) } set { setValue(newValue, forKey: Keys.aiProviderApiKey) } } // MARK: - License Key var licenseKey: String? { get { string(forKey: Keys.licenseKey) } set { setValue(newValue, forKey: Keys.licenseKey) } } // MARK: - Trial Start Date var trialStartDate: Date? { get { object(forKey: Keys.trialStartDate) as? Date } set { setValue(newValue, forKey: Keys.trialStartDate) } } }