问获取iCloud名称和电子邮件swift3

EN

CKContainer.default().requestApplicationPermission(.userDiscoverability) { (status, error) in
        self.container.fetchUserRecordID { (recordIDFetched, error) in
            if error == nil {
                if let temp = recordIDFetched {
                    let temp2 = CKUserIdentityLookupInfo(userRecordID: temp)
                    let fetchedID = CKDiscoverUserIdentitiesOperation(userIdentityLookupInfos: [temp2])
                    print("\nIDCount")
                    print(fetchedID.userIdentityLookupInfos.count)
                    print("\nIDInfo")
                    print(fetchedID.userIdentityLookupInfos[0].userRecordID ?? "Default RecordID")
                    print("\nIDEmail")
                    print(fetchedID.userIdentityLookupInfos[0].emailAddress ?? "Default Email")
                    print("\nIDPhone")
                    print(fetchedID.userIdentityLookupInfos[0].phoneNumber ?? "Default Phone")
                }
            } else {
                print("Error")
                print(error ?? "Default Error")
            }
            
        }
    }