34 lines
1.2 KiB
Swift
34 lines
1.2 KiB
Swift
// Copyright © 2022 Rangeproof Pty Ltd. All rights reserved.
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import Foundation
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@objc(SNSOGSV4Migration)
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public class SOGSV4Migration: OWSDatabaseMigration {
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@objc
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class func migrationId() -> String {
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return "005"
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}
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override public func runUp(completion: @escaping OWSDatabaseMigrationCompletion) {
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self.doMigrationAsync(completion: completion)
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}
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private func doMigrationAsync(completion: @escaping OWSDatabaseMigrationCompletion) {
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// These collections became redundant in SOGS V4
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let lastMessageServerIDCollection: String = "SNLastMessageServerIDCollection"
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let lastDeletionServerIDCollection: String = "SNLastDeletionServerIDCollection"
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let authTokenCollection: String = "SNAuthTokenCollection"
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Storage.write(with: { transaction in
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transaction.removeAllObjects(inCollection: lastMessageServerIDCollection)
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transaction.removeAllObjects(inCollection: lastDeletionServerIDCollection)
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transaction.removeAllObjects(inCollection: authTokenCollection)
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self.save(with: transaction) // Intentionally capture self
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}, completion: {
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completion(true, false)
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})
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}
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}
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