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Ali
2020-09-04 17:38:55 +01:00
parent 1b8cd5e9e0
commit 01206562db
54 changed files with 785 additions and 441 deletions
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73
submodules/Postbox/Sources/MessageHistoryTable.swift
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@@ -2724,11 +2724,34 @@ final class MessageHistoryTable: Table {
precondition(fromIndex.id.namespace == toIndex.id.namespace)
var result: [IntermediateMessage] = []
if let threadId = threadId {
let indices: [MessageIndex]
if fromIndex < toIndex {
indices = self.threadsTable.laterIndices(threadId: threadId, peerId: peerId, namespace: namespace, index: fromIndex, includeFrom: includeFrom, count: limit)
} else {
indices = self.threadsTable.earlierIndices(threadId: threadId, peerId: peerId, namespace: namespace, index: fromIndex, includeFrom: includeFrom, count: limit)
var indices: [MessageIndex] = []
var startIndex = fromIndex
var localIncludeFrom = includeFrom
while true {
let sliceIndices: [MessageIndex]
if fromIndex < toIndex {
sliceIndices = self.threadsTable.laterIndices(threadId: threadId, peerId: peerId, namespace: namespace, index: startIndex, includeFrom: localIncludeFrom, count: limit)
} else {
sliceIndices = self.threadsTable.earlierIndices(threadId: threadId, peerId: peerId, namespace: namespace, index: startIndex, includeFrom: localIncludeFrom, count: limit)
}
if sliceIndices.isEmpty {
break
}
startIndex = sliceIndices[sliceIndices.count - 1]
localIncludeFrom = false
for index in sliceIndices {
if let tag = tag {
if self.tagsTable.entryExists(tag: tag, index: index) {
indices.append(index)
}
} else {
indices.append(index)
}
}
if indices.count >= limit {
break
}
}
for index in indices {
if fromIndex < toIndex {
@@ -2746,46 +2769,6 @@ final class MessageHistoryTable: Table {
assertionFailure()
}
}
// Unoptimized
/*var startKey: ValueBoxKey
if includeFrom && fromIndex != MessageIndex.upperBound(peerId: peerId, namespace: namespace) {
if fromIndex < toIndex {
startKey = self.key(fromIndex).predecessor
} else {
startKey = self.key(fromIndex).successor
}
} else {
startKey = self.key(fromIndex)
}
while true {
var found = false
var lastKey = startKey
self.valueBox.range(self.table, start: startKey, end: self.key(toIndex), values: { key, value in
lastKey = key
found = true
let message = self.readIntermediateEntry(key, value: value).message
assert(message.id.peerId == peerId && message.id.namespace == namespace)
assert(message.index == extractKey(key))
if message.threadId == threadId {
result.append(message)
if result.count >= limit {
return false
}
}
return true
}, limit: max(64, limit - result.count))
if !found {
break
}
if result.count >= limit {
break
}
startKey = lastKey
}*/
} else if let tag = tag {
let indices: [MessageIndex]
if fromIndex < toIndex {