mirror of
https://github.com/Swiftgram/Telegram-iOS.git
synced 2025-06-16 05:55:20 +00:00
672 lines
36 KiB
Swift
672 lines
36 KiB
Swift
import Foundation
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import Postbox
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import SwiftSignalKit
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import MtProtoKit
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public enum PeerCacheUsageCategory: Int32 {
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case image = 0
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case video
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case audio
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case file
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}
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public struct CacheUsageStats {
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public let media: [PeerId: [PeerCacheUsageCategory: [MediaId: Int64]]]
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public let mediaResourceIds: [MediaId: [MediaResourceId]]
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public let peers: [PeerId: Peer]
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public let otherSize: Int64
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public let otherPaths: [String]
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public let cacheSize: Int64
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public let tempPaths: [String]
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public let tempSize: Int64
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public let immutableSize: Int64
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public init(media: [PeerId: [PeerCacheUsageCategory: [MediaId: Int64]]], mediaResourceIds: [MediaId: [MediaResourceId]], peers: [PeerId: Peer], otherSize: Int64, otherPaths: [String], cacheSize: Int64, tempPaths: [String], tempSize: Int64, immutableSize: Int64) {
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self.media = media
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self.mediaResourceIds = mediaResourceIds
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self.peers = peers
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self.otherSize = otherSize
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self.otherPaths = otherPaths
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self.cacheSize = cacheSize
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self.tempPaths = tempPaths
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self.tempSize = tempSize
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self.immutableSize = immutableSize
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}
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}
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public enum CacheUsageStatsResult {
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case progress(Float)
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case result(CacheUsageStats)
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}
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private enum CollectCacheUsageStatsError {
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case done(CacheUsageStats)
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case generic
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}
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private final class CacheUsageStatsState {
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var media: [PeerId: [PeerCacheUsageCategory: [MediaId: Int64]]] = [:]
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var mediaResourceIds: [MediaId: [MediaResourceId]] = [:]
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var allResourceIds = Set<MediaResourceId>()
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var lowerBound: MessageIndex?
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var upperBound: MessageIndex?
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}
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public struct StorageUsageStats: Equatable {
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public enum CategoryKey: Hashable {
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case photos
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case videos
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case files
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case music
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case stickers
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case avatars
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case misc
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}
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public struct CategoryData: Equatable {
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public var size: Int64
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public init(size: Int64) {
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self.size = size
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}
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}
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public var categories: [CategoryKey: CategoryData]
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public init(categories: [CategoryKey: CategoryData]) {
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self.categories = categories
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}
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}
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public struct AllStorageUsageStats: Equatable {
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public struct PeerStats: Equatable {
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public var peer: EnginePeer
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public var stats: StorageUsageStats
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public init(peer: EnginePeer, stats: StorageUsageStats) {
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self.peer = peer
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self.stats = stats
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}
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}
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public var totalStats: StorageUsageStats
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public var peers: [EnginePeer.Id: PeerStats]
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public init(totalStats: StorageUsageStats, peers: [EnginePeer.Id: PeerStats]) {
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self.totalStats = totalStats
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self.peers = peers
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}
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}
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func _internal_collectStorageUsageStats(account: Account) -> Signal<AllStorageUsageStats, NoError> {
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let additionalStats = Signal<Int64, NoError> { subscriber in
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DispatchQueue.global().async {
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var totalSize: Int64 = 0
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let additionalPaths: [String] = [
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"cache",
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"animation-cache",
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"short-cache",
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]
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for path in additionalPaths {
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let fullPath: String
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if path.isEmpty {
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fullPath = account.postbox.mediaBox.basePath
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} else {
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fullPath = account.postbox.mediaBox.basePath + "/\(path)"
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}
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var s = darwin_dirstat()
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var result = dirstat_np(fullPath, 1, &s, MemoryLayout<darwin_dirstat>.size)
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if result != -1 {
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totalSize += Int64(s.total_size)
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} else {
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result = dirstat_np(fullPath, 0, &s, MemoryLayout<darwin_dirstat>.size)
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if result != -1 {
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totalSize += Int64(s.total_size)
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print(s.descendants)
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}
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}
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}
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subscriber.putNext(totalSize)
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subscriber.putCompletion()
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}
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return EmptyDisposable
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}
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return combineLatest(
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additionalStats,
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account.postbox.mediaBox.storageBox.getStats()
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)
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|> deliverOnMainQueue
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|> mapToSignal { additionalStats, allStats -> Signal<AllStorageUsageStats, NoError> in
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var mappedCategories: [StorageUsageStats.CategoryKey: StorageUsageStats.CategoryData] = [:]
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for (key, value) in allStats.contentTypes {
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let mappedCategory: StorageUsageStats.CategoryKey
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switch key {
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case MediaResourceUserContentType.image.rawValue:
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mappedCategory = .photos
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case MediaResourceUserContentType.video.rawValue:
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mappedCategory = .videos
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case MediaResourceUserContentType.file.rawValue:
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mappedCategory = .files
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case MediaResourceUserContentType.audio.rawValue:
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mappedCategory = .music
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case MediaResourceUserContentType.avatar.rawValue:
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mappedCategory = .avatars
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case MediaResourceUserContentType.sticker.rawValue:
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mappedCategory = .stickers
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default:
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mappedCategory = .misc
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}
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mappedCategories[mappedCategory] = StorageUsageStats.CategoryData(size: value)
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}
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if additionalStats != 0 {
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mappedCategories[.misc, default: StorageUsageStats.CategoryData(size: 0)].size += additionalStats
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}
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return .single(AllStorageUsageStats(
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totalStats: StorageUsageStats(categories: mappedCategories),
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peers: [:]
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))
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}
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}
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func _internal_collectCacheUsageStats(account: Account, peerId: PeerId? = nil, additionalCachePaths: [String] = [], logFilesPath: String? = nil) -> Signal<CacheUsageStatsResult, NoError> {
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return account.postbox.mediaBox.storageBox.all()
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|> mapToSignal { entries -> Signal<CacheUsageStatsResult, NoError> in
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final class IncrementalState {
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var startIndex: Int = 0
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var media: [PeerId: [PeerCacheUsageCategory: [MediaId: Int64]]] = [:]
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var mediaResourceIds: [MediaId: [MediaResourceId]] = [:]
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var totalSize: Int64 = 0
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var mediaSize: Int64 = 0
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var processedResourceIds = Set<String>()
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var otherSize: Int64 = 0
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var otherPaths: [String] = []
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var peers: [PeerId: Peer] = [:]
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}
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let mediaBox = account.postbox.mediaBox
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let queue = Queue()
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return Signal<CacheUsageStatsResult, NoError> { subscriber in
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var isCancelled: Bool = false
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let state = Atomic<IncrementalState>(value: IncrementalState())
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var processNextBatchPtr: (() -> Void)?
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let processNextBatch: () -> Void = {
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if isCancelled {
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return
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}
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let _ = (account.postbox.transaction { transaction -> Void in
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state.with { state in
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if state.startIndex >= entries.count {
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return
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}
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let batchCount = 5000
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let endIndex = min(state.startIndex + batchCount, entries.count)
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for i in state.startIndex ..< endIndex {
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let entry = entries[i]
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guard let resourceIdString = String(data: entry.id, encoding: .utf8) else {
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continue
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}
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let resourceId = MediaResourceId(resourceIdString)
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if state.processedResourceIds.contains(resourceId.stringRepresentation) {
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continue
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}
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let resourceSize = mediaBox.resourceUsage(id: resourceId)
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if resourceSize != 0 {
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state.totalSize += resourceSize
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for reference in entry.references {
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if reference.peerId == 0 {
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state.otherSize += resourceSize
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let storePaths = mediaBox.storePathsForId(resourceId)
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state.otherPaths.append(storePaths.complete)
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state.otherPaths.append(storePaths.partial)
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continue
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}
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if let message = transaction.getMessage(MessageId(peerId: PeerId(reference.peerId), namespace: MessageId.Namespace(reference.messageNamespace), id: reference.messageId)) {
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for mediaItem in message.media {
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guard let mediaId = mediaItem.id else {
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continue
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}
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var category: PeerCacheUsageCategory?
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if let _ = mediaItem as? TelegramMediaImage {
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category = .image
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} else if let mediaItem = mediaItem as? TelegramMediaFile {
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if mediaItem.isMusic || mediaItem.isVoice {
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category = .audio
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} else if mediaItem.isVideo {
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category = .video
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} else {
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category = .file
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}
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}
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if let category = category {
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state.mediaSize += resourceSize
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state.processedResourceIds.insert(resourceId.stringRepresentation)
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state.media[PeerId(reference.peerId), default: [:]][category, default: [:]][mediaId, default: 0] += resourceSize
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if let index = state.mediaResourceIds.index(forKey: mediaId) {
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if !state.mediaResourceIds[index].value.contains(resourceId) {
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state.mediaResourceIds[mediaId]?.append(resourceId)
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}
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} else {
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state.mediaResourceIds[mediaId] = [resourceId]
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}
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}
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}
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}
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}
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}
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}
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state.startIndex = endIndex
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}
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}).start(completed: {
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if isCancelled {
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return
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}
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let isFinished = state.with { state -> Bool in
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return state.startIndex >= entries.count
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}
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if !isFinished {
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queue.async {
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processNextBatchPtr?()
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}
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} else {
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let _ = (account.postbox.transaction { transaction -> Void in
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state.with { state in
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for peerId in state.media.keys {
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if let peer = transaction.getPeer(peerId) {
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state.peers[peer.id] = peer
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}
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}
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}
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}).start(completed: {
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queue.async {
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let state = state.with { $0 }
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var tempPaths: [String] = []
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var tempSize: Int64 = 0
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#if os(iOS)
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if let enumerator = FileManager.default.enumerator(at: URL(fileURLWithPath: NSTemporaryDirectory()), includingPropertiesForKeys: [.isDirectoryKey, .fileAllocatedSizeKey, .isSymbolicLinkKey]) {
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for url in enumerator {
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if let url = url as? URL {
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if let isDirectoryValue = (try? url.resourceValues(forKeys: Set([.isDirectoryKey])))?.isDirectory, isDirectoryValue {
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tempPaths.append(url.path)
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} else if let fileSizeValue = (try? url.resourceValues(forKeys: Set([.fileAllocatedSizeKey])))?.fileAllocatedSize {
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tempPaths.append(url.path)
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if let isSymbolicLinkValue = (try? url.resourceValues(forKeys: Set([.isSymbolicLinkKey])))?.isSymbolicLink, isSymbolicLinkValue {
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} else {
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tempSize += Int64(fileSizeValue)
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}
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}
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}
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}
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}
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#endif
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var immutableSize: Int64 = 0
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if let files = try? FileManager.default.contentsOfDirectory(at: URL(fileURLWithPath: account.basePath + "/postbox/db"), includingPropertiesForKeys: [URLResourceKey.fileSizeKey], options: []) {
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for url in files {
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if let fileSize = (try? url.resourceValues(forKeys: Set([.fileSizeKey])))?.fileSize {
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immutableSize += Int64(fileSize)
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}
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}
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}
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if let logFilesPath = logFilesPath, let files = try? FileManager.default.contentsOfDirectory(at: URL(fileURLWithPath: logFilesPath), includingPropertiesForKeys: [URLResourceKey.fileSizeKey], options: []) {
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for url in files {
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if let fileSize = (try? url.resourceValues(forKeys: Set([.fileSizeKey])))?.fileSize {
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immutableSize += Int64(fileSize)
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}
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}
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}
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for additionalPath in additionalCachePaths {
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if let enumerator = FileManager.default.enumerator(at: URL(fileURLWithPath: additionalPath), includingPropertiesForKeys: [.isDirectoryKey, .fileAllocatedSizeKey, .isSymbolicLinkKey]) {
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for url in enumerator {
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if let url = url as? URL {
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if let isDirectoryValue = (try? url.resourceValues(forKeys: Set([.isDirectoryKey])))?.isDirectory, isDirectoryValue {
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} else if let fileSizeValue = (try? url.resourceValues(forKeys: Set([.fileAllocatedSizeKey])))?.fileAllocatedSize {
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tempPaths.append(url.path)
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if let isSymbolicLinkValue = (try? url.resourceValues(forKeys: Set([.isSymbolicLinkKey])))?.isSymbolicLink, isSymbolicLinkValue {
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} else {
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tempSize += Int64(fileSizeValue)
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}
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}
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}
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}
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}
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}
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var cacheSize: Int64 = 0
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let basePath = account.postbox.mediaBox.basePath
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if let enumerator = FileManager.default.enumerator(at: URL(fileURLWithPath: basePath + "/cache"), includingPropertiesForKeys: [.fileSizeKey], options: [.skipsHiddenFiles, .skipsSubdirectoryDescendants], errorHandler: nil) {
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loop: for url in enumerator {
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if let url = url as? URL {
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if let value = (try? url.resourceValues(forKeys: Set([.fileSizeKey])))?.fileSize, value != 0 {
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state.otherPaths.append("cache/" + url.lastPathComponent)
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cacheSize += Int64(value)
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}
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}
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}
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}
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func processRecursive(directoryPath: String, subdirectoryPath: String) {
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if let enumerator = FileManager.default.enumerator(at: URL(fileURLWithPath: directoryPath), includingPropertiesForKeys: [.fileSizeKey, .isDirectoryKey], options: [.skipsHiddenFiles, .skipsSubdirectoryDescendants], errorHandler: nil) {
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loop: for url in enumerator {
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if let url = url as? URL {
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if let isDirectory = (try? url.resourceValues(forKeys: Set([.isDirectoryKey])))?.isDirectory, isDirectory {
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processRecursive(directoryPath: url.path, subdirectoryPath: subdirectoryPath + "/\(url.lastPathComponent)")
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} else if let value = (try? url.resourceValues(forKeys: Set([.fileSizeKey])))?.fileSize, value != 0 {
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state.otherPaths.append("\(subdirectoryPath)/" + url.lastPathComponent)
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cacheSize += Int64(value)
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}
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}
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}
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}
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}
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processRecursive(directoryPath: basePath + "/animation-cache", subdirectoryPath: "animation-cache")
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if let enumerator = FileManager.default.enumerator(at: URL(fileURLWithPath: basePath + "/short-cache"), includingPropertiesForKeys: [.fileSizeKey], options: [.skipsHiddenFiles, .skipsSubdirectoryDescendants], errorHandler: nil) {
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loop: for url in enumerator {
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if let url = url as? URL {
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if let value = (try? url.resourceValues(forKeys: Set([.fileSizeKey])))?.fileSize, value != 0 {
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state.otherPaths.append("short-cache/" + url.lastPathComponent)
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cacheSize += Int64(value)
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}
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}
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}
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}
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subscriber.putNext(.result(CacheUsageStats(
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media: state.media,
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mediaResourceIds: state.mediaResourceIds,
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peers: state.peers,
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otherSize: state.otherSize,
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otherPaths: state.otherPaths,
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cacheSize: cacheSize,
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tempPaths: tempPaths,
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tempSize: tempSize,
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immutableSize: immutableSize
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)))
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subscriber.putCompletion()
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}
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})
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}
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})
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}
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processNextBatchPtr = {
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processNextBatch()
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}
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processNextBatch()
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return ActionDisposable {
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isCancelled = true
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}
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}
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|> runOn(queue)
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}
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/*let initialState = CacheUsageStatsState()
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if let peerId = peerId {
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initialState.lowerBound = MessageIndex.lowerBound(peerId: peerId)
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initialState.upperBound = MessageIndex.upperBound(peerId: peerId)
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}
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let state = Atomic<CacheUsageStatsState>(value: initialState)
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let excludeResourceIds = account.postbox.transaction { transaction -> Set<MediaResourceId> in
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var result = Set<MediaResourceId>()
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transaction.enumeratePreferencesEntries({ entry in
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result.formUnion(entry.relatedResources)
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return true
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})
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return result
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}
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return excludeResourceIds
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|> mapToSignal { excludeResourceIds -> Signal<CacheUsageStatsResult, NoError> in
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let fetch = account.postbox.transaction { transaction -> ([PeerId : Set<MediaId>], [MediaId : Media], MessageIndex?) in
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return transaction.enumerateMedia(lowerBound: state.with { $0.lowerBound }, upperBound: state.with { $0.upperBound }, limit: 1000)
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}
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|> mapError { _ -> CollectCacheUsageStatsError in }
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let process: ([PeerId : Set<MediaId>], [MediaId : Media], MessageIndex?) -> Signal<CacheUsageStatsResult, CollectCacheUsageStatsError> = { mediaByPeer, mediaRefs, updatedLowerBound in
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var mediaIdToPeerId: [MediaId: PeerId] = [:]
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for (peerId, mediaIds) in mediaByPeer {
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for id in mediaIds {
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mediaIdToPeerId[id] = peerId
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}
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}
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var resourceIdToMediaId: [MediaResourceId: (MediaId, PeerCacheUsageCategory)] = [:]
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var mediaResourceIds: [MediaId: [MediaResourceId]] = [:]
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var resourceIds: [MediaResourceId] = []
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for (id, media) in mediaRefs {
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mediaResourceIds[id] = []
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var parsedMedia: [Media] = []
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switch media {
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case let image as TelegramMediaImage:
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parsedMedia.append(image)
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case let file as TelegramMediaFile:
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parsedMedia.append(file)
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case let webpage as TelegramMediaWebpage:
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if case let .Loaded(content) = webpage.content {
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if let image = content.image {
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parsedMedia.append(image)
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}
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if let file = content.file {
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parsedMedia.append(file)
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}
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}
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default:
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break
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}
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for media in parsedMedia {
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if let image = media as? TelegramMediaImage {
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for representation in image.representations {
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resourceIds.append(representation.resource.id)
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resourceIdToMediaId[representation.resource.id] = (id, .image)
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mediaResourceIds[id]!.append(representation.resource.id)
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}
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} else if let file = media as? TelegramMediaFile {
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var category: PeerCacheUsageCategory = .file
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loop: for attribute in file.attributes {
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switch attribute {
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case .Video:
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category = .video
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break loop
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case .Audio:
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category = .audio
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break loop
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default:
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break
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}
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}
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for representation in file.previewRepresentations {
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resourceIds.append(representation.resource.id)
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resourceIdToMediaId[representation.resource.id] = (id, category)
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mediaResourceIds[id]!.append(representation.resource.id)
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}
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resourceIds.append(file.resource.id)
|
|
resourceIdToMediaId[file.resource.id] = (id, category)
|
|
mediaResourceIds[id]!.append(file.resource.id)
|
|
}
|
|
}
|
|
}
|
|
return account.postbox.mediaBox.collectResourceCacheUsage(resourceIds)
|
|
|> mapError { _ -> CollectCacheUsageStatsError in }
|
|
|> mapToSignal { result -> Signal<CacheUsageStatsResult, CollectCacheUsageStatsError> in
|
|
state.with { state -> Void in
|
|
state.lowerBound = updatedLowerBound
|
|
for (wrappedId, size) in result {
|
|
if let (id, category) = resourceIdToMediaId[wrappedId] {
|
|
if let peerId = mediaIdToPeerId[id] {
|
|
if state.media[peerId] == nil {
|
|
state.media[peerId] = [:]
|
|
}
|
|
if state.media[peerId]![category] == nil {
|
|
state.media[peerId]![category] = [:]
|
|
}
|
|
var currentSize: Int64 = 0
|
|
if let current = state.media[peerId]![category]![id] {
|
|
currentSize = current
|
|
}
|
|
state.media[peerId]![category]![id] = currentSize + size
|
|
}
|
|
}
|
|
}
|
|
for (id, ids) in mediaResourceIds {
|
|
state.mediaResourceIds[id] = ids
|
|
for resourceId in ids {
|
|
state.allResourceIds.insert(resourceId)
|
|
}
|
|
}
|
|
}
|
|
if updatedLowerBound == nil {
|
|
if peerId != nil {
|
|
let (finalMedia, finalMediaResourceIds, _) = state.with { state -> ([PeerId: [PeerCacheUsageCategory: [MediaId: Int64]]], [MediaId: [MediaResourceId]], Set<MediaResourceId>) in
|
|
return (state.media, state.mediaResourceIds, state.allResourceIds)
|
|
}
|
|
return account.postbox.transaction { transaction -> CacheUsageStats in
|
|
var peers: [PeerId: Peer] = [:]
|
|
for peerId in finalMedia.keys {
|
|
if let peer = transaction.getPeer(peerId) {
|
|
peers[peer.id] = peer
|
|
if let associatedPeerId = peer.associatedPeerId, let associatedPeer = transaction.getPeer(associatedPeerId) {
|
|
peers[associatedPeer.id] = associatedPeer
|
|
}
|
|
}
|
|
}
|
|
return CacheUsageStats(media: finalMedia, mediaResourceIds: finalMediaResourceIds, peers: peers, otherSize: 0, otherPaths: [], cacheSize: 0, tempPaths: [], tempSize: 0, immutableSize: 0)
|
|
} |> mapError { _ -> CollectCacheUsageStatsError in }
|
|
|> mapToSignal { stats -> Signal<CacheUsageStatsResult, CollectCacheUsageStatsError> in
|
|
return .fail(.done(stats))
|
|
}
|
|
}
|
|
|
|
let (finalMedia, finalMediaResourceIds, allResourceIds) = state.with { state -> ([PeerId: [PeerCacheUsageCategory: [MediaId: Int64]]], [MediaId: [MediaResourceId]], Set<MediaResourceId>) in
|
|
return (state.media, state.mediaResourceIds, state.allResourceIds)
|
|
}
|
|
|
|
return account.postbox.mediaBox.collectOtherResourceUsage(excludeIds: excludeResourceIds, combinedExcludeIds: allResourceIds.union(excludeResourceIds))
|
|
|> mapError { _ -> CollectCacheUsageStatsError in }
|
|
|> mapToSignal { otherSize, otherPaths, cacheSize in
|
|
var tempPaths: [String] = []
|
|
var tempSize: Int64 = 0
|
|
#if os(iOS)
|
|
if let enumerator = FileManager.default.enumerator(at: URL(fileURLWithPath: NSTemporaryDirectory()), includingPropertiesForKeys: [.isDirectoryKey, .fileAllocatedSizeKey, .isSymbolicLinkKey]) {
|
|
for url in enumerator {
|
|
if let url = url as? URL {
|
|
if let isDirectoryValue = (try? url.resourceValues(forKeys: Set([.isDirectoryKey])))?.isDirectory, isDirectoryValue {
|
|
tempPaths.append(url.path)
|
|
} else if let fileSizeValue = (try? url.resourceValues(forKeys: Set([.fileAllocatedSizeKey])))?.fileAllocatedSize {
|
|
tempPaths.append(url.path)
|
|
|
|
if let isSymbolicLinkValue = (try? url.resourceValues(forKeys: Set([.isSymbolicLinkKey])))?.isSymbolicLink, isSymbolicLinkValue {
|
|
} else {
|
|
tempSize += Int64(fileSizeValue)
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
#endif
|
|
|
|
var immutableSize: Int64 = 0
|
|
if let files = try? FileManager.default.contentsOfDirectory(at: URL(fileURLWithPath: account.basePath + "/postbox/db"), includingPropertiesForKeys: [URLResourceKey.fileSizeKey], options: []) {
|
|
for url in files {
|
|
if let fileSize = (try? url.resourceValues(forKeys: Set([.fileSizeKey])))?.fileSize {
|
|
immutableSize += Int64(fileSize)
|
|
}
|
|
}
|
|
}
|
|
if let logFilesPath = logFilesPath, let files = try? FileManager.default.contentsOfDirectory(at: URL(fileURLWithPath: logFilesPath), includingPropertiesForKeys: [URLResourceKey.fileSizeKey], options: []) {
|
|
for url in files {
|
|
if let fileSize = (try? url.resourceValues(forKeys: Set([.fileSizeKey])))?.fileSize {
|
|
immutableSize += Int64(fileSize)
|
|
}
|
|
}
|
|
}
|
|
|
|
for additionalPath in additionalCachePaths {
|
|
if let enumerator = FileManager.default.enumerator(at: URL(fileURLWithPath: additionalPath), includingPropertiesForKeys: [.isDirectoryKey, .fileAllocatedSizeKey, .isSymbolicLinkKey]) {
|
|
for url in enumerator {
|
|
if let url = url as? URL {
|
|
if let isDirectoryValue = (try? url.resourceValues(forKeys: Set([.isDirectoryKey])))?.isDirectory, isDirectoryValue {
|
|
} else if let fileSizeValue = (try? url.resourceValues(forKeys: Set([.fileAllocatedSizeKey])))?.fileAllocatedSize {
|
|
tempPaths.append(url.path)
|
|
|
|
if let isSymbolicLinkValue = (try? url.resourceValues(forKeys: Set([.isSymbolicLinkKey])))?.isSymbolicLink, isSymbolicLinkValue {
|
|
} else {
|
|
tempSize += Int64(fileSizeValue)
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return account.postbox.transaction { transaction -> CacheUsageStats in
|
|
var peers: [PeerId: Peer] = [:]
|
|
for peerId in finalMedia.keys {
|
|
if let peer = transaction.getPeer(peerId) {
|
|
peers[peer.id] = peer
|
|
if let associatedPeerId = peer.associatedPeerId, let associatedPeer = transaction.getPeer(associatedPeerId) {
|
|
peers[associatedPeer.id] = associatedPeer
|
|
}
|
|
}
|
|
}
|
|
return CacheUsageStats(media: finalMedia, mediaResourceIds: finalMediaResourceIds, peers: peers, otherSize: otherSize, otherPaths: otherPaths, cacheSize: cacheSize, tempPaths: tempPaths, tempSize: tempSize, immutableSize: immutableSize)
|
|
} |> mapError { _ -> CollectCacheUsageStatsError in }
|
|
|> mapToSignal { stats -> Signal<CacheUsageStatsResult, CollectCacheUsageStatsError> in
|
|
return .fail(.done(stats))
|
|
}
|
|
}
|
|
} else {
|
|
return .complete()
|
|
}
|
|
}
|
|
}
|
|
|
|
let signal = (fetch |> mapToSignal { mediaByPeer, mediaRefs, updatedLowerBound -> Signal<CacheUsageStatsResult, CollectCacheUsageStatsError> in
|
|
return process(mediaByPeer, mediaRefs, updatedLowerBound)
|
|
})
|
|
|> restart
|
|
|
|
return signal |> `catch` { error in
|
|
switch error {
|
|
case let .done(result):
|
|
return .single(.result(result))
|
|
case .generic:
|
|
return .complete()
|
|
}
|
|
}
|
|
}*/
|
|
}
|
|
|
|
func _internal_clearCachedMediaResources(account: Account, mediaResourceIds: Set<MediaResourceId>) -> Signal<Float, NoError> {
|
|
return account.postbox.mediaBox.removeCachedResources(Array(mediaResourceIds))
|
|
}
|