forked from shadowfacts/Tusker
parent
6528070f1c
commit
d8fccc8f1b
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@ -530,11 +530,34 @@ class MastodonCachePersistentStore: NSPersistentCloudKitContainer {
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defer {
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PersistentHistoryTokenStore.setToken(token, for: accountInfo)
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}
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let req = NSPersistentHistoryChangeRequest.fetchHistory(after: lastToken)
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if let result = try? self.remoteChangesBackgroundContext.execute(req) as? NSPersistentHistoryResult,
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let transactions = result.result as? [NSPersistentHistoryTransaction],
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!transactions.isEmpty {
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let transactions: [NSPersistentHistoryTransaction]
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do {
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let req = NSPersistentHistoryChangeRequest.fetchHistory(after: lastToken)
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if let result = try self.remoteChangesBackgroundContext.execute(req) as? NSPersistentHistoryResult {
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transactions = result.result as? [NSPersistentHistoryTransaction] ?? []
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} else {
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logger.error("Unexpectedly non-NSPersistentHistoryResult")
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return
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}
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} catch {
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logger.error("Unable to fetch persistent history results: \(String(describing: error), privacy: .public)")
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return
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}
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if !transactions.isEmpty {
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self.processPersistentHistoryTransactions(transactions)
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do {
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// delete history only before the last token, because we don't want to invalidate
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// the most recent token
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let deleteReq = NSPersistentHistoryChangeRequest.deleteHistory(before: lastToken)
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let result = try self.remoteChangesBackgroundContext.execute(deleteReq)
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if let result = result as? NSPersistentHistoryResult,
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result.resultType == .statusOnly {
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logger.info("Delete old persistent history result status: \(result.result as! Int)")
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}
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} catch {
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logger.error("Unable to delete old persistent history: \(String(describing: error), privacy: .public)")
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}
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}
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}
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}
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