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feat: delta sync (#18428)
* feat: delta sync * fix: ignore iCloud assets * feat: dev logs * add full sync button * remove photo_manager dep for sync * misc logs and fix * add time taken to DLog * fix: build release iOS * ios sync go brrr * rename local sync service * update isar fork * rename to platform assets / albums * fix ci check --------- Co-authored-by: shenlong-tanwen <139912620+shalong-tanwen@users.noreply.github.com> Co-authored-by: Alex <alex.tran1502@gmail.com>
This commit is contained in:
shenlong
GitHub
@@ -22,6 +22,9 @@ import UIKit
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BackgroundServicePlugin.registerBackgroundProcessing()
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BackgroundServicePlugin.register(with: self.registrar(forPlugin: "BackgroundServicePlugin")!)
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let controller: FlutterViewController = window?.rootViewController as! FlutterViewController
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NativeSyncApiSetup.setUp(binaryMessenger: controller.binaryMessenger, api: NativeSyncApiImpl())
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BackgroundServicePlugin.setPluginRegistrantCallback { registry in
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if !registry.hasPlugin("org.cocoapods.path-provider-foundation") {
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446
mobile/ios/Runner/Sync/Messages.g.swift
Normal file
446
mobile/ios/Runner/Sync/Messages.g.swift
Normal file
@@ -0,0 +1,446 @@
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// Autogenerated from Pigeon (v25.3.2), do not edit directly.
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// See also: https://pub.dev/packages/pigeon
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import Foundation
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#if os(iOS)
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import Flutter
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#elseif os(macOS)
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import FlutterMacOS
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#else
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#error("Unsupported platform.")
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#endif
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/// Error class for passing custom error details to Dart side.
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final class PigeonError: Error {
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let code: String
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let message: String?
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let details: Sendable?
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init(code: String, message: String?, details: Sendable?) {
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self.code = code
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self.message = message
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self.details = details
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}
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var localizedDescription: String {
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return
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"PigeonError(code: \(code), message: \(message ?? "<nil>"), details: \(details ?? "<nil>")"
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}
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}
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private func wrapResult(_ result: Any?) -> [Any?] {
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return [result]
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}
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|
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private func wrapError(_ error: Any) -> [Any?] {
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if let pigeonError = error as? PigeonError {
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return [
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pigeonError.code,
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pigeonError.message,
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pigeonError.details,
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]
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}
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if let flutterError = error as? FlutterError {
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return [
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flutterError.code,
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flutterError.message,
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flutterError.details,
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]
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}
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return [
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"\(error)",
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"\(type(of: error))",
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"Stacktrace: \(Thread.callStackSymbols)",
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]
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}
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private func isNullish(_ value: Any?) -> Bool {
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return value is NSNull || value == nil
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}
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private func nilOrValue<T>(_ value: Any?) -> T? {
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if value is NSNull { return nil }
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return value as! T?
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}
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|
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func deepEqualsMessages(_ lhs: Any?, _ rhs: Any?) -> Bool {
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let cleanLhs = nilOrValue(lhs) as Any?
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let cleanRhs = nilOrValue(rhs) as Any?
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switch (cleanLhs, cleanRhs) {
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case (nil, nil):
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return true
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|
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case (nil, _), (_, nil):
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return false
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|
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case is (Void, Void):
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return true
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|
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case let (cleanLhsHashable, cleanRhsHashable) as (AnyHashable, AnyHashable):
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return cleanLhsHashable == cleanRhsHashable
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|
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case let (cleanLhsArray, cleanRhsArray) as ([Any?], [Any?]):
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guard cleanLhsArray.count == cleanRhsArray.count else { return false }
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for (index, element) in cleanLhsArray.enumerated() {
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if !deepEqualsMessages(element, cleanRhsArray[index]) {
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return false
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}
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}
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return true
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|
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case let (cleanLhsDictionary, cleanRhsDictionary) as ([AnyHashable: Any?], [AnyHashable: Any?]):
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guard cleanLhsDictionary.count == cleanRhsDictionary.count else { return false }
|
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for (key, cleanLhsValue) in cleanLhsDictionary {
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guard cleanRhsDictionary.index(forKey: key) != nil else { return false }
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if !deepEqualsMessages(cleanLhsValue, cleanRhsDictionary[key]!) {
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return false
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}
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}
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return true
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default:
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// Any other type shouldn't be able to be used with pigeon. File an issue if you find this to be untrue.
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return false
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}
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}
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func deepHashMessages(value: Any?, hasher: inout Hasher) {
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if let valueList = value as? [AnyHashable] {
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for item in valueList { deepHashMessages(value: item, hasher: &hasher) }
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return
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}
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if let valueDict = value as? [AnyHashable: AnyHashable] {
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for key in valueDict.keys {
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hasher.combine(key)
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deepHashMessages(value: valueDict[key]!, hasher: &hasher)
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}
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return
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}
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|
||||
if let hashableValue = value as? AnyHashable {
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hasher.combine(hashableValue.hashValue)
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}
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return hasher.combine(String(describing: value))
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}
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/// Generated class from Pigeon that represents data sent in messages.
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struct PlatformAsset: Hashable {
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var id: String
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var name: String
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var type: Int64
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var createdAt: Int64? = nil
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var updatedAt: Int64? = nil
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var durationInSeconds: Int64
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// swift-format-ignore: AlwaysUseLowerCamelCase
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static func fromList(_ pigeonVar_list: [Any?]) -> PlatformAsset? {
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let id = pigeonVar_list[0] as! String
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let name = pigeonVar_list[1] as! String
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let type = pigeonVar_list[2] as! Int64
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let createdAt: Int64? = nilOrValue(pigeonVar_list[3])
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let updatedAt: Int64? = nilOrValue(pigeonVar_list[4])
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let durationInSeconds = pigeonVar_list[5] as! Int64
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return PlatformAsset(
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id: id,
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name: name,
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type: type,
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createdAt: createdAt,
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updatedAt: updatedAt,
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durationInSeconds: durationInSeconds
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)
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}
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func toList() -> [Any?] {
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return [
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id,
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name,
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type,
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createdAt,
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updatedAt,
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durationInSeconds,
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]
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}
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static func == (lhs: PlatformAsset, rhs: PlatformAsset) -> Bool {
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return deepEqualsMessages(lhs.toList(), rhs.toList()) }
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func hash(into hasher: inout Hasher) {
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deepHashMessages(value: toList(), hasher: &hasher)
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}
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}
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/// Generated class from Pigeon that represents data sent in messages.
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struct PlatformAlbum: Hashable {
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var id: String
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var name: String
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var updatedAt: Int64? = nil
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var isCloud: Bool
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var assetCount: Int64
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// swift-format-ignore: AlwaysUseLowerCamelCase
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static func fromList(_ pigeonVar_list: [Any?]) -> PlatformAlbum? {
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let id = pigeonVar_list[0] as! String
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let name = pigeonVar_list[1] as! String
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let updatedAt: Int64? = nilOrValue(pigeonVar_list[2])
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let isCloud = pigeonVar_list[3] as! Bool
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let assetCount = pigeonVar_list[4] as! Int64
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return PlatformAlbum(
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id: id,
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name: name,
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updatedAt: updatedAt,
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isCloud: isCloud,
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assetCount: assetCount
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)
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}
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func toList() -> [Any?] {
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return [
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id,
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name,
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updatedAt,
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isCloud,
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assetCount,
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]
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}
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static func == (lhs: PlatformAlbum, rhs: PlatformAlbum) -> Bool {
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return deepEqualsMessages(lhs.toList(), rhs.toList()) }
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func hash(into hasher: inout Hasher) {
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deepHashMessages(value: toList(), hasher: &hasher)
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}
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}
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/// Generated class from Pigeon that represents data sent in messages.
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struct SyncDelta: Hashable {
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var hasChanges: Bool
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var updates: [PlatformAsset]
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var deletes: [String]
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var assetAlbums: [String: [String]]
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// swift-format-ignore: AlwaysUseLowerCamelCase
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static func fromList(_ pigeonVar_list: [Any?]) -> SyncDelta? {
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let hasChanges = pigeonVar_list[0] as! Bool
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let updates = pigeonVar_list[1] as! [PlatformAsset]
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let deletes = pigeonVar_list[2] as! [String]
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let assetAlbums = pigeonVar_list[3] as! [String: [String]]
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return SyncDelta(
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hasChanges: hasChanges,
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updates: updates,
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deletes: deletes,
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assetAlbums: assetAlbums
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)
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}
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func toList() -> [Any?] {
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return [
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hasChanges,
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updates,
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deletes,
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assetAlbums,
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]
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}
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static func == (lhs: SyncDelta, rhs: SyncDelta) -> Bool {
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return deepEqualsMessages(lhs.toList(), rhs.toList()) }
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func hash(into hasher: inout Hasher) {
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deepHashMessages(value: toList(), hasher: &hasher)
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}
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}
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||||
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private class MessagesPigeonCodecReader: FlutterStandardReader {
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override func readValue(ofType type: UInt8) -> Any? {
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switch type {
|
||||
case 129:
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||||
return PlatformAsset.fromList(self.readValue() as! [Any?])
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case 130:
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return PlatformAlbum.fromList(self.readValue() as! [Any?])
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case 131:
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return SyncDelta.fromList(self.readValue() as! [Any?])
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default:
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return super.readValue(ofType: type)
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}
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}
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||||
}
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private class MessagesPigeonCodecWriter: FlutterStandardWriter {
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override func writeValue(_ value: Any) {
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if let value = value as? PlatformAsset {
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||||
super.writeByte(129)
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super.writeValue(value.toList())
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} else if let value = value as? PlatformAlbum {
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super.writeByte(130)
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super.writeValue(value.toList())
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} else if let value = value as? SyncDelta {
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super.writeByte(131)
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super.writeValue(value.toList())
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} else {
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super.writeValue(value)
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||||
}
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||||
}
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||||
}
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private class MessagesPigeonCodecReaderWriter: FlutterStandardReaderWriter {
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||||
override func reader(with data: Data) -> FlutterStandardReader {
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||||
return MessagesPigeonCodecReader(data: data)
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}
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||||
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override func writer(with data: NSMutableData) -> FlutterStandardWriter {
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||||
return MessagesPigeonCodecWriter(data: data)
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}
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||||
}
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||||
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||||
class MessagesPigeonCodec: FlutterStandardMessageCodec, @unchecked Sendable {
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||||
static let shared = MessagesPigeonCodec(readerWriter: MessagesPigeonCodecReaderWriter())
|
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}
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||||
|
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/// Generated protocol from Pigeon that represents a handler of messages from Flutter.
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protocol NativeSyncApi {
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||||
func shouldFullSync() throws -> Bool
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||||
func getMediaChanges() throws -> SyncDelta
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func checkpointSync() throws
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func clearSyncCheckpoint() throws
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func getAssetIdsForAlbum(albumId: String) throws -> [String]
|
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func getAlbums() throws -> [PlatformAlbum]
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func getAssetsCountSince(albumId: String, timestamp: Int64) throws -> Int64
|
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func getAssetsForAlbum(albumId: String, updatedTimeCond: Int64?) throws -> [PlatformAsset]
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}
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|
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/// Generated setup class from Pigeon to handle messages through the `binaryMessenger`.
|
||||
class NativeSyncApiSetup {
|
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static var codec: FlutterStandardMessageCodec { MessagesPigeonCodec.shared }
|
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/// Sets up an instance of `NativeSyncApi` to handle messages through the `binaryMessenger`.
|
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static func setUp(binaryMessenger: FlutterBinaryMessenger, api: NativeSyncApi?, messageChannelSuffix: String = "") {
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let channelSuffix = messageChannelSuffix.count > 0 ? ".\(messageChannelSuffix)" : ""
|
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#if os(iOS)
|
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let taskQueue = binaryMessenger.makeBackgroundTaskQueue?()
|
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#else
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let taskQueue: FlutterTaskQueue? = nil
|
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#endif
|
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let shouldFullSyncChannel = FlutterBasicMessageChannel(name: "dev.flutter.pigeon.immich_mobile.NativeSyncApi.shouldFullSync\(channelSuffix)", binaryMessenger: binaryMessenger, codec: codec)
|
||||
if let api = api {
|
||||
shouldFullSyncChannel.setMessageHandler { _, reply in
|
||||
do {
|
||||
let result = try api.shouldFullSync()
|
||||
reply(wrapResult(result))
|
||||
} catch {
|
||||
reply(wrapError(error))
|
||||
}
|
||||
}
|
||||
} else {
|
||||
shouldFullSyncChannel.setMessageHandler(nil)
|
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}
|
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let getMediaChangesChannel = taskQueue == nil
|
||||
? FlutterBasicMessageChannel(name: "dev.flutter.pigeon.immich_mobile.NativeSyncApi.getMediaChanges\(channelSuffix)", binaryMessenger: binaryMessenger, codec: codec)
|
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: FlutterBasicMessageChannel(name: "dev.flutter.pigeon.immich_mobile.NativeSyncApi.getMediaChanges\(channelSuffix)", binaryMessenger: binaryMessenger, codec: codec, taskQueue: taskQueue)
|
||||
if let api = api {
|
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getMediaChangesChannel.setMessageHandler { _, reply in
|
||||
do {
|
||||
let result = try api.getMediaChanges()
|
||||
reply(wrapResult(result))
|
||||
} catch {
|
||||
reply(wrapError(error))
|
||||
}
|
||||
}
|
||||
} else {
|
||||
getMediaChangesChannel.setMessageHandler(nil)
|
||||
}
|
||||
let checkpointSyncChannel = FlutterBasicMessageChannel(name: "dev.flutter.pigeon.immich_mobile.NativeSyncApi.checkpointSync\(channelSuffix)", binaryMessenger: binaryMessenger, codec: codec)
|
||||
if let api = api {
|
||||
checkpointSyncChannel.setMessageHandler { _, reply in
|
||||
do {
|
||||
try api.checkpointSync()
|
||||
reply(wrapResult(nil))
|
||||
} catch {
|
||||
reply(wrapError(error))
|
||||
}
|
||||
}
|
||||
} else {
|
||||
checkpointSyncChannel.setMessageHandler(nil)
|
||||
}
|
||||
let clearSyncCheckpointChannel = FlutterBasicMessageChannel(name: "dev.flutter.pigeon.immich_mobile.NativeSyncApi.clearSyncCheckpoint\(channelSuffix)", binaryMessenger: binaryMessenger, codec: codec)
|
||||
if let api = api {
|
||||
clearSyncCheckpointChannel.setMessageHandler { _, reply in
|
||||
do {
|
||||
try api.clearSyncCheckpoint()
|
||||
reply(wrapResult(nil))
|
||||
} catch {
|
||||
reply(wrapError(error))
|
||||
}
|
||||
}
|
||||
} else {
|
||||
clearSyncCheckpointChannel.setMessageHandler(nil)
|
||||
}
|
||||
let getAssetIdsForAlbumChannel = taskQueue == nil
|
||||
? FlutterBasicMessageChannel(name: "dev.flutter.pigeon.immich_mobile.NativeSyncApi.getAssetIdsForAlbum\(channelSuffix)", binaryMessenger: binaryMessenger, codec: codec)
|
||||
: FlutterBasicMessageChannel(name: "dev.flutter.pigeon.immich_mobile.NativeSyncApi.getAssetIdsForAlbum\(channelSuffix)", binaryMessenger: binaryMessenger, codec: codec, taskQueue: taskQueue)
|
||||
if let api = api {
|
||||
getAssetIdsForAlbumChannel.setMessageHandler { message, reply in
|
||||
let args = message as! [Any?]
|
||||
let albumIdArg = args[0] as! String
|
||||
do {
|
||||
let result = try api.getAssetIdsForAlbum(albumId: albumIdArg)
|
||||
reply(wrapResult(result))
|
||||
} catch {
|
||||
reply(wrapError(error))
|
||||
}
|
||||
}
|
||||
} else {
|
||||
getAssetIdsForAlbumChannel.setMessageHandler(nil)
|
||||
}
|
||||
let getAlbumsChannel = taskQueue == nil
|
||||
? FlutterBasicMessageChannel(name: "dev.flutter.pigeon.immich_mobile.NativeSyncApi.getAlbums\(channelSuffix)", binaryMessenger: binaryMessenger, codec: codec)
|
||||
: FlutterBasicMessageChannel(name: "dev.flutter.pigeon.immich_mobile.NativeSyncApi.getAlbums\(channelSuffix)", binaryMessenger: binaryMessenger, codec: codec, taskQueue: taskQueue)
|
||||
if let api = api {
|
||||
getAlbumsChannel.setMessageHandler { _, reply in
|
||||
do {
|
||||
let result = try api.getAlbums()
|
||||
reply(wrapResult(result))
|
||||
} catch {
|
||||
reply(wrapError(error))
|
||||
}
|
||||
}
|
||||
} else {
|
||||
getAlbumsChannel.setMessageHandler(nil)
|
||||
}
|
||||
let getAssetsCountSinceChannel = taskQueue == nil
|
||||
? FlutterBasicMessageChannel(name: "dev.flutter.pigeon.immich_mobile.NativeSyncApi.getAssetsCountSince\(channelSuffix)", binaryMessenger: binaryMessenger, codec: codec)
|
||||
: FlutterBasicMessageChannel(name: "dev.flutter.pigeon.immich_mobile.NativeSyncApi.getAssetsCountSince\(channelSuffix)", binaryMessenger: binaryMessenger, codec: codec, taskQueue: taskQueue)
|
||||
if let api = api {
|
||||
getAssetsCountSinceChannel.setMessageHandler { message, reply in
|
||||
let args = message as! [Any?]
|
||||
let albumIdArg = args[0] as! String
|
||||
let timestampArg = args[1] as! Int64
|
||||
do {
|
||||
let result = try api.getAssetsCountSince(albumId: albumIdArg, timestamp: timestampArg)
|
||||
reply(wrapResult(result))
|
||||
} catch {
|
||||
reply(wrapError(error))
|
||||
}
|
||||
}
|
||||
} else {
|
||||
getAssetsCountSinceChannel.setMessageHandler(nil)
|
||||
}
|
||||
let getAssetsForAlbumChannel = taskQueue == nil
|
||||
? FlutterBasicMessageChannel(name: "dev.flutter.pigeon.immich_mobile.NativeSyncApi.getAssetsForAlbum\(channelSuffix)", binaryMessenger: binaryMessenger, codec: codec)
|
||||
: FlutterBasicMessageChannel(name: "dev.flutter.pigeon.immich_mobile.NativeSyncApi.getAssetsForAlbum\(channelSuffix)", binaryMessenger: binaryMessenger, codec: codec, taskQueue: taskQueue)
|
||||
if let api = api {
|
||||
getAssetsForAlbumChannel.setMessageHandler { message, reply in
|
||||
let args = message as! [Any?]
|
||||
let albumIdArg = args[0] as! String
|
||||
let updatedTimeCondArg: Int64? = nilOrValue(args[1])
|
||||
do {
|
||||
let result = try api.getAssetsForAlbum(albumId: albumIdArg, updatedTimeCond: updatedTimeCondArg)
|
||||
reply(wrapResult(result))
|
||||
} catch {
|
||||
reply(wrapError(error))
|
||||
}
|
||||
}
|
||||
} else {
|
||||
getAssetsForAlbumChannel.setMessageHandler(nil)
|
||||
}
|
||||
}
|
||||
}
|
||||
246
mobile/ios/Runner/Sync/MessagesImpl.swift
Normal file
246
mobile/ios/Runner/Sync/MessagesImpl.swift
Normal file
@@ -0,0 +1,246 @@
|
||||
import Photos
|
||||
|
||||
struct AssetWrapper: Hashable, Equatable {
|
||||
let asset: PlatformAsset
|
||||
|
||||
init(with asset: PlatformAsset) {
|
||||
self.asset = asset
|
||||
}
|
||||
|
||||
func hash(into hasher: inout Hasher) {
|
||||
hasher.combine(self.asset.id)
|
||||
}
|
||||
|
||||
static func == (lhs: AssetWrapper, rhs: AssetWrapper) -> Bool {
|
||||
return lhs.asset.id == rhs.asset.id
|
||||
}
|
||||
}
|
||||
|
||||
extension PHAsset {
|
||||
func toPlatformAsset() -> PlatformAsset {
|
||||
return PlatformAsset(
|
||||
id: localIdentifier,
|
||||
name: title(),
|
||||
type: Int64(mediaType.rawValue),
|
||||
createdAt: creationDate.map { Int64($0.timeIntervalSince1970) },
|
||||
updatedAt: modificationDate.map { Int64($0.timeIntervalSince1970) },
|
||||
durationInSeconds: Int64(duration)
|
||||
)
|
||||
}
|
||||
}
|
||||
|
||||
class NativeSyncApiImpl: NativeSyncApi {
|
||||
private let defaults: UserDefaults
|
||||
private let changeTokenKey = "immich:changeToken"
|
||||
private let albumTypes: [PHAssetCollectionType] = [.album, .smartAlbum]
|
||||
|
||||
init(with defaults: UserDefaults = .standard) {
|
||||
self.defaults = defaults
|
||||
}
|
||||
|
||||
@available(iOS 16, *)
|
||||
private func getChangeToken() -> PHPersistentChangeToken? {
|
||||
guard let data = defaults.data(forKey: changeTokenKey) else {
|
||||
return nil
|
||||
}
|
||||
return try? NSKeyedUnarchiver.unarchivedObject(ofClass: PHPersistentChangeToken.self, from: data)
|
||||
}
|
||||
|
||||
@available(iOS 16, *)
|
||||
private func saveChangeToken(token: PHPersistentChangeToken) -> Void {
|
||||
guard let data = try? NSKeyedArchiver.archivedData(withRootObject: token, requiringSecureCoding: true) else {
|
||||
return
|
||||
}
|
||||
defaults.set(data, forKey: changeTokenKey)
|
||||
}
|
||||
|
||||
func clearSyncCheckpoint() -> Void {
|
||||
defaults.removeObject(forKey: changeTokenKey)
|
||||
}
|
||||
|
||||
func checkpointSync() {
|
||||
guard #available(iOS 16, *) else {
|
||||
return
|
||||
}
|
||||
saveChangeToken(token: PHPhotoLibrary.shared().currentChangeToken)
|
||||
}
|
||||
|
||||
func shouldFullSync() -> Bool {
|
||||
guard #available(iOS 16, *),
|
||||
PHPhotoLibrary.authorizationStatus(for: .readWrite) == .authorized,
|
||||
let storedToken = getChangeToken() else {
|
||||
// When we do not have access to photo library, older iOS version or No token available, fallback to full sync
|
||||
return true
|
||||
}
|
||||
|
||||
guard let _ = try? PHPhotoLibrary.shared().fetchPersistentChanges(since: storedToken) else {
|
||||
// Cannot fetch persistent changes
|
||||
return true
|
||||
}
|
||||
|
||||
return false
|
||||
}
|
||||
|
||||
func getAlbums() throws -> [PlatformAlbum] {
|
||||
var albums: [PlatformAlbum] = []
|
||||
|
||||
albumTypes.forEach { type in
|
||||
let collections = PHAssetCollection.fetchAssetCollections(with: type, subtype: .any, options: nil)
|
||||
collections.enumerateObjects { (album, _, _) in
|
||||
let options = PHFetchOptions()
|
||||
options.sortDescriptors = [NSSortDescriptor(key: "modificationDate", ascending: false)]
|
||||
let assets = PHAsset.fetchAssets(in: album, options: options)
|
||||
let isCloud = album.assetCollectionSubtype == .albumCloudShared || album.assetCollectionSubtype == .albumMyPhotoStream
|
||||
|
||||
var domainAlbum = PlatformAlbum(
|
||||
id: album.localIdentifier,
|
||||
name: album.localizedTitle!,
|
||||
updatedAt: nil,
|
||||
isCloud: isCloud,
|
||||
assetCount: Int64(assets.count)
|
||||
)
|
||||
|
||||
if let firstAsset = assets.firstObject {
|
||||
domainAlbum.updatedAt = firstAsset.modificationDate.map { Int64($0.timeIntervalSince1970) }
|
||||
}
|
||||
|
||||
albums.append(domainAlbum)
|
||||
}
|
||||
}
|
||||
return albums.sorted { $0.id < $1.id }
|
||||
}
|
||||
|
||||
func getMediaChanges() throws -> SyncDelta {
|
||||
guard #available(iOS 16, *) else {
|
||||
throw PigeonError(code: "UNSUPPORTED_OS", message: "This feature requires iOS 16 or later.", details: nil)
|
||||
}
|
||||
|
||||
guard PHPhotoLibrary.authorizationStatus(for: .readWrite) == .authorized else {
|
||||
throw PigeonError(code: "NO_AUTH", message: "No photo library access", details: nil)
|
||||
}
|
||||
|
||||
guard let storedToken = getChangeToken() else {
|
||||
// No token exists, definitely need a full sync
|
||||
print("MediaManager::getMediaChanges: No token found")
|
||||
throw PigeonError(code: "NO_TOKEN", message: "No stored change token", details: nil)
|
||||
}
|
||||
|
||||
let currentToken = PHPhotoLibrary.shared().currentChangeToken
|
||||
if storedToken == currentToken {
|
||||
return SyncDelta(hasChanges: false, updates: [], deletes: [], assetAlbums: [:])
|
||||
}
|
||||
|
||||
do {
|
||||
let changes = try PHPhotoLibrary.shared().fetchPersistentChanges(since: storedToken)
|
||||
|
||||
var updatedAssets: Set<AssetWrapper> = []
|
||||
var deletedAssets: Set<String> = []
|
||||
|
||||
for change in changes {
|
||||
guard let details = try? change.changeDetails(for: PHObjectType.asset) else { continue }
|
||||
|
||||
let updated = details.updatedLocalIdentifiers.union(details.insertedLocalIdentifiers)
|
||||
deletedAssets.formUnion(details.deletedLocalIdentifiers)
|
||||
|
||||
if (updated.isEmpty) { continue }
|
||||
|
||||
let result = PHAsset.fetchAssets(withLocalIdentifiers: Array(updated), options: nil)
|
||||
for i in 0..<result.count {
|
||||
let asset = result.object(at: i)
|
||||
|
||||
// Asset wrapper only uses the id for comparison. Multiple change can contain the same asset, skip duplicate changes
|
||||
let predicate = PlatformAsset(
|
||||
id: asset.localIdentifier,
|
||||
name: "",
|
||||
type: 0,
|
||||
createdAt: nil,
|
||||
updatedAt: nil,
|
||||
durationInSeconds: 0
|
||||
)
|
||||
if (updatedAssets.contains(AssetWrapper(with: predicate))) {
|
||||
continue
|
||||
}
|
||||
|
||||
let domainAsset = AssetWrapper(with: asset.toPlatformAsset())
|
||||
updatedAssets.insert(domainAsset)
|
||||
}
|
||||
}
|
||||
|
||||
let updates = Array(updatedAssets.map { $0.asset })
|
||||
return SyncDelta(hasChanges: true, updates: updates, deletes: Array(deletedAssets), assetAlbums: buildAssetAlbumsMap(assets: updates))
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
private func buildAssetAlbumsMap(assets: Array<PlatformAsset>) -> [String: [String]] {
|
||||
guard !assets.isEmpty else {
|
||||
return [:]
|
||||
}
|
||||
|
||||
var albumAssets: [String: [String]] = [:]
|
||||
|
||||
for type in albumTypes {
|
||||
let collections = PHAssetCollection.fetchAssetCollections(with: type, subtype: .any, options: nil)
|
||||
collections.enumerateObjects { (album, _, _) in
|
||||
let options = PHFetchOptions()
|
||||
options.predicate = NSPredicate(format: "localIdentifier IN %@", assets.map(\.id))
|
||||
let result = PHAsset.fetchAssets(in: album, options: options)
|
||||
result.enumerateObjects { (asset, _, _) in
|
||||
albumAssets[asset.localIdentifier, default: []].append(album.localIdentifier)
|
||||
}
|
||||
}
|
||||
}
|
||||
return albumAssets
|
||||
}
|
||||
|
||||
func getAssetIdsForAlbum(albumId: String) throws -> [String] {
|
||||
let collections = PHAssetCollection.fetchAssetCollections(withLocalIdentifiers: [albumId], options: nil)
|
||||
guard let album = collections.firstObject else {
|
||||
return []
|
||||
}
|
||||
|
||||
var ids: [String] = []
|
||||
let assets = PHAsset.fetchAssets(in: album, options: nil)
|
||||
assets.enumerateObjects { (asset, _, _) in
|
||||
ids.append(asset.localIdentifier)
|
||||
}
|
||||
return ids
|
||||
}
|
||||
|
||||
func getAssetsCountSince(albumId: String, timestamp: Int64) throws -> Int64 {
|
||||
let collections = PHAssetCollection.fetchAssetCollections(withLocalIdentifiers: [albumId], options: nil)
|
||||
guard let album = collections.firstObject else {
|
||||
return 0
|
||||
}
|
||||
|
||||
let date = NSDate(timeIntervalSince1970: TimeInterval(timestamp))
|
||||
let options = PHFetchOptions()
|
||||
options.predicate = NSPredicate(format: "creationDate > %@ OR modificationDate > %@", date, date)
|
||||
let assets = PHAsset.fetchAssets(in: album, options: options)
|
||||
return Int64(assets.count)
|
||||
}
|
||||
|
||||
func getAssetsForAlbum(albumId: String, updatedTimeCond: Int64?) throws -> [PlatformAsset] {
|
||||
let collections = PHAssetCollection.fetchAssetCollections(withLocalIdentifiers: [albumId], options: nil)
|
||||
guard let album = collections.firstObject else {
|
||||
return []
|
||||
}
|
||||
|
||||
let options = PHFetchOptions()
|
||||
if(updatedTimeCond != nil) {
|
||||
let date = NSDate(timeIntervalSince1970: TimeInterval(updatedTimeCond!))
|
||||
options.predicate = NSPredicate(format: "creationDate > %@ OR modificationDate > %@", date, date)
|
||||
}
|
||||
|
||||
let result = PHAsset.fetchAssets(in: album, options: options)
|
||||
if(result.count == 0) {
|
||||
return []
|
||||
}
|
||||
|
||||
var assets: [PlatformAsset] = []
|
||||
result.enumerateObjects { (asset, _, _) in
|
||||
assets.append(asset.toPlatformAsset())
|
||||
}
|
||||
return assets
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user