RSSuper/iOS/RSSuper/Services/NotificationPreferencesStore.swift

import Foundation

final class NotificationPreferencesStore {
    private static let userDefaultsKey = "notification_preferences"
    
    private init() {}
    static let shared = NotificationPreferencesStore()
    
    private let userDefaults: UserDefaults
    
    private init(userDefaults: UserDefaults = .standard) {
        self.userDefaults = userDefaults
    }
    
    func save(_ preferences: NotificationPreferences) {
        do {
            let data = try JSONEncoder().encode(preferences)
            userDefaults.set(data, forKey: Self.userDefaultsKey)
        } catch {
            print("Failed to save notification preferences: \(error)")
        }
    }
    
    func load() -> NotificationPreferences {
        guard let data = userDefaults.data(forKey: Self.userDefaultsKey),
              let preferences = try? JSONDecoder().decode(NotificationPreferences.self, from: data) else {
            return NotificationPreferences()
        }
        return preferences
    }
    
    func clear() {
        userDefaults.removeObject(forKey: Self.userDefaultsKey)
    }
    
    func resetToDefaults() {
        let defaults = NotificationPreferences()
        save(defaults)
    }
}