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Do CloudKit record process loop on a high priority background thread so that it doesn't block the main thread

This commit is contained in:
Maurice Parker 2020-07-27 16:00:01 -05:00
parent b77e2164cd
commit ac9ba39ea2
1 changed files with 25 additions and 17 deletions
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10
Frameworks/Account/CloudKit/CloudKitArticlesZoneDelegate.swift
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@ -132,8 +132,12 @@ private extension CloudKitArticlesZoneDelegate {
group.leave() group.leave()
} }
let parsedItems = records.compactMap { makeParsedItem($0) } group.enter()
DispatchQueue.global(qos: .userInitiated).async {
let parsedItems = records.compactMap { self.makeParsedItem($0) }
let webFeedIDsAndItems = Dictionary(grouping: parsedItems, by: { item in item.feedURL } ).mapValues { Set($0) } let webFeedIDsAndItems = Dictionary(grouping: parsedItems, by: { item in item.feedURL } ).mapValues { Set($0) }
DispatchQueue.main.async {
for (webFeedID, parsedItems) in webFeedIDsAndItems { for (webFeedID, parsedItems) in webFeedIDsAndItems {
group.enter() group.enter()
self.account?.update(webFeedID, with: parsedItems, deleteOlder: false) { result in self.account?.update(webFeedID, with: parsedItems, deleteOlder: false) { result in
@ -153,6 +157,10 @@ private extension CloudKitArticlesZoneDelegate {
} }
} }
} }
group.leave()
}
}
group.notify(queue: DispatchQueue.main) { group.notify(queue: DispatchQueue.main) {
if errorOccurred { if errorOccurred {