mirror of
https://github.com/Swiftgram/Telegram-iOS.git
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53 lines
2.9 KiB
Swift
53 lines
2.9 KiB
Swift
import Foundation
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import Postbox
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import SwiftSignalKit
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import SyncCore
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func addSynchronizeSavedGifsOperation(transaction: Transaction, operation: SynchronizeSavedGifsOperationContent) {
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let tag: PeerOperationLogTag = OperationLogTags.SynchronizeSavedGifs
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let peerId = PeerId(namespace: 0, id: 0)
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var topOperation: (SynchronizeSavedGifsOperation, Int32)?
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transaction.operationLogEnumerateEntries(peerId: peerId, tag: tag, { entry in
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if let operation = entry.contents as? SynchronizeSavedGifsOperation {
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topOperation = (operation, entry.tagLocalIndex)
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}
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return false
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})
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if let (topOperation, topLocalIndex) = topOperation, case .sync = topOperation.content {
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let _ = transaction.operationLogRemoveEntry(peerId: peerId, tag: tag, tagLocalIndex: topLocalIndex)
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}
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transaction.operationLogAddEntry(peerId: peerId, tag: tag, tagLocalIndex: .automatic, tagMergedIndex: .automatic, contents: SynchronizeSavedGifsOperation(content: operation))
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transaction.operationLogAddEntry(peerId: peerId, tag: tag, tagLocalIndex: .automatic, tagMergedIndex: .automatic, contents: SynchronizeSavedGifsOperation(content: .sync))
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}
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public func isGifSaved(transaction: Transaction, mediaId: MediaId) -> Bool {
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if transaction.getOrderedItemListItem(collectionId: Namespaces.OrderedItemList.CloudRecentGifs, itemId: RecentMediaItemId(mediaId).rawValue) != nil {
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return true
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}
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return false
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}
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public func addSavedGif(postbox: Postbox, fileReference: FileMediaReference) -> Signal<Void, NoError> {
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return postbox.transaction { transaction -> Void in
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if let resource = fileReference.media.resource as? CloudDocumentMediaResource {
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transaction.addOrMoveToFirstPositionOrderedItemListItem(collectionId: Namespaces.OrderedItemList.CloudRecentGifs, item: OrderedItemListEntry(id: RecentMediaItemId(fileReference.media.fileId).rawValue, contents: RecentMediaItem(fileReference.media)), removeTailIfCountExceeds: 200)
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addSynchronizeSavedGifsOperation(transaction: transaction, operation: .add(id: resource.fileId, accessHash: resource.accessHash, fileReference: fileReference))
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}
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}
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}
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public func removeSavedGif(postbox: Postbox, mediaId: MediaId) -> Signal<Void, NoError> {
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return postbox.transaction { transaction -> Void in
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if let entry = transaction.getOrderedItemListItem(collectionId: Namespaces.OrderedItemList.CloudRecentGifs, itemId: RecentMediaItemId(mediaId).rawValue), let item = entry.contents as? RecentMediaItem {
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if let file = item.media as? TelegramMediaFile, let resource = file.resource as? CloudDocumentMediaResource {
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transaction.removeOrderedItemListItem(collectionId: Namespaces.OrderedItemList.CloudRecentGifs, itemId: entry.id)
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addSynchronizeSavedGifsOperation(transaction: transaction, operation: .remove(id: resource.fileId, accessHash: resource.accessHash))
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}
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}
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}
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}
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