20 lines
941 B
Swift
20 lines
941 B
Swift
import Foundation
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/// Keeps MAM work below a visible frame-sized burst. A whole decoded pass is
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/// still published atomically; these values only bound network and decryption
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/// work performed before that publication.
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enum ArchiveMessageBatchPolicy {
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static let pageSize = 40
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static let bootstrapMessageLimit = 40
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/// Decrypt this many archived stanzas per main-actor slice before yielding.
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/// One-by-one decryption turns a large MAM catch-up into hours of serialized
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/// work; a small batch keeps frames mostly intact while cutting the number
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/// of run-loop hand-offs by the same factor.
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static let decodeSliceSize = 8
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static let maximumBufferedStanzas = 96
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/// A short yield between archived decryption slices keeps touch handling
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/// responsive without the 8 ms per single message that previously dominated
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/// catch-up time.
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static let interSliceDelayNanoseconds: UInt64 = 1_000_000
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}
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