safari-shared-credentials.swift

typealias LoadWebCredentialCompletion = (_ success: Bool, _ account: String?, _ password: String?) -> Void
    
func loadWebCredentials(completion: @escaping LoadWebCredentialCompletion) {
    SecRequestSharedWebCredential(nil, nil) { credentialsArray, error in
        guard error == nil else {
            return completion(false, nil, nil)
        }

        let credentials = credentialsArray as? [[String: AnyObject]]
        guard let credential = credentials?.first else {
            return completion(false, nil, nil)
        }

        let account = credential[kSecAttrAccount as String] as? String
        let password = credential[kSecSharedPassword as String] as? String
        let success = (account != nil) && (password != nil)

        completion(success, account, password)
    }
}