82 lines
2.1 KiB
Swift
82 lines
2.1 KiB
Swift
//
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// CloudKitResult.swift
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// RSCore
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//
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// Created by Maurice Parker on 3/26/20.
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// Copyright © 2020 Ranchero Software, LLC. All rights reserved.
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//
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import Foundation
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import CloudKit
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public enum CloudKitZoneResult {
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case success
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case retry(afterSeconds: Double)
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case limitExceeded
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case changeTokenExpired
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case partialFailure(errors: [AnyHashable: CKError])
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case serverRecordChanged
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case zoneNotFound
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case userDeletedZone
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case failure(error: Error)
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public static func resolve(_ error: Error?) -> CloudKitZoneResult {
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guard error != nil else { return .success }
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guard let ckError = error as? CKError else {
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return .failure(error: error!)
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}
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switch ckError.code {
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case .serviceUnavailable, .requestRateLimited, .zoneBusy:
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if let retry = ckError.userInfo[CKErrorRetryAfterKey] as? NSNumber {
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return .retry(afterSeconds: retry.doubleValue)
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} else {
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return .failure(error: CloudKitError(ckError))
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}
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case .zoneNotFound:
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return .zoneNotFound
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case .userDeletedZone:
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return .userDeletedZone
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case .changeTokenExpired:
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return .changeTokenExpired
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case .serverRecordChanged:
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return .serverRecordChanged
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case .partialFailure:
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if let partialErrors = ckError.userInfo[CKPartialErrorsByItemIDKey] as? [AnyHashable: CKError] {
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if let zoneResult = anyRequestErrors(partialErrors) {
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return zoneResult
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} else {
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return .partialFailure(errors: partialErrors)
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}
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} else {
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return .failure(error: CloudKitError(ckError))
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}
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case .limitExceeded:
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return .limitExceeded
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default:
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return .failure(error: CloudKitError(ckError))
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}
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}
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}
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private extension CloudKitZoneResult {
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static func anyRequestErrors(_ errors: [AnyHashable: CKError]) -> CloudKitZoneResult? {
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if errors.values.contains(where: { $0.code == .changeTokenExpired } ) {
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return .changeTokenExpired
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}
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if errors.values.contains(where: { $0.code == .zoneNotFound } ) {
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return .zoneNotFound
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}
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if errors.values.contains(where: { $0.code == .userDeletedZone } ) {
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return .userDeletedZone
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}
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return nil
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}
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}
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