Matt Bruce
1564309a25
Summary: - Sources: Services - Added symbols: actor EncryptionHelper, actor FileStorageHelper, actor KeychainHelper, func registerKeyMaterialProvider, actor SyncHelper, actor UserDefaultsHelper - Removed symbols: actor EncryptionHelper, actor FileStorageHelper, actor KeychainHelper, actor SyncHelper, actor UserDefaultsHelper Stats: - 6 files changed, 15 insertions(+), 5 deletions(-)
79 lines
2.8 KiB
Swift
79 lines
2.8 KiB
Swift
import Foundation
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/// Actor that handles all UserDefaults operations.
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/// Provides thread-safe access to UserDefaults with suite support.
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actor UserDefaultsHelper {
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public static let shared = UserDefaultsHelper()
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private init() {}
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// MARK: - Public Interface
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/// Stores data in UserDefaults.
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/// - Parameters:
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/// - data: The data to store.
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/// - key: The key to store the data under.
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/// - suite: Optional suite name. Nil uses standard UserDefaults.
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/// - Throws: `StorageError.invalidUserDefaultsSuite` if suite is invalid.
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public func set(_ data: Data, forKey key: String, suite: String?) throws {
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let defaults = try userDefaults(for: suite)
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defaults.set(data, forKey: key)
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}
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/// Retrieves data from UserDefaults.
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/// - Parameters:
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/// - key: The key to retrieve.
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/// - suite: Optional suite name.
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/// - Returns: The stored data, or nil if not found.
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/// - Throws: `StorageError.invalidUserDefaultsSuite` if suite is invalid.
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public func get(forKey key: String, suite: String?) throws -> Data? {
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let defaults = try userDefaults(for: suite)
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return defaults.data(forKey: key)
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}
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/// Removes data from UserDefaults.
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/// - Parameters:
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/// - key: The key to remove.
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/// - suite: Optional suite name.
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/// - Throws: `StorageError.invalidUserDefaultsSuite` if suite is invalid.
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public func remove(forKey key: String, suite: String?) throws {
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let defaults = try userDefaults(for: suite)
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defaults.removeObject(forKey: key)
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}
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/// Checks if a key exists in UserDefaults.
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/// - Parameters:
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/// - key: The key to check.
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/// - suite: Optional suite name.
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/// - Returns: True if the key exists.
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/// - Throws: `StorageError.invalidUserDefaultsSuite` if suite is invalid.
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public func exists(forKey key: String, suite: String?) throws -> Bool {
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let defaults = try userDefaults(for: suite)
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return defaults.object(forKey: key) != nil
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}
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/// Gets all keys in UserDefaults for a given suite.
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/// - Parameter suite: Optional suite name.
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/// - Returns: An array of all keys.
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/// - Throws: `StorageError.invalidUserDefaultsSuite` if suite is invalid.
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public func allKeys(suite: String?) throws -> [String] {
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let defaults = try userDefaults(for: suite)
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return Array(defaults.dictionaryRepresentation().keys)
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}
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// MARK: - Private Helpers
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private func userDefaults(for suite: String?) throws -> UserDefaults {
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guard let suite else {
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return .standard
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}
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guard let defaults = UserDefaults(suiteName: suite) else {
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throw StorageError.invalidUserDefaultsSuite(suite)
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}
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return defaults
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}
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}
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