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Improve performance of finding message positions in chats.

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This commit is contained in:
Greyson Parrelli
2023-04-18 09:35:37 -04:00
committed by Cody Henthorne
parent d628921e48
commit 6db71f4a39
2 changed files with 43 additions and 36 deletions
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74
app/src/main/java/org/thoughtcrime/securesms/database/MessageTable.kt
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@@ -51,6 +51,7 @@ import org.signal.core.util.requireBlob
import org.signal.core.util.requireBoolean
import org.signal.core.util.requireInt
import org.signal.core.util.requireLong
import org.signal.core.util.requireLongOrNull
import org.signal.core.util.requireNonNullString
import org.signal.core.util.requireString
import org.signal.core.util.select
@@ -4009,52 +4010,53 @@ open class MessageTable(context: Context?, databaseHelper: SignalDatabase) : Dat
}
fun getQuotedMessagePosition(threadId: Long, quoteId: Long, authorId: RecipientId): Int {
var position = 0
readableDatabase
.select(DATE_SENT, FROM_RECIPIENT_ID, REMOTE_DELETED, LATEST_REVISION_ID)
val targetMessageDateReceived: Long = readableDatabase
.select(DATE_RECEIVED, LATEST_REVISION_ID)
.from(TABLE_NAME)
.where("$THREAD_ID = $threadId AND $STORY_TYPE = 0 AND $PARENT_STORY_ID <= 0 AND $SCHEDULED_DATE = -1")
.orderBy("$DATE_RECEIVED DESC")
.where("$DATE_SENT = $quoteId AND $FROM_RECIPIENT_ID = ? AND $REMOTE_DELETED = 0 AND $SCHEDULED_DATE = -1", authorId)
.run()
.forEach { cursor ->
val quoteIdMatches = cursor.requireLong(DATE_SENT) == quoteId
val recipientIdMatches = authorId == RecipientId.from(cursor.requireLong(FROM_RECIPIENT_ID))
if (quoteIdMatches && recipientIdMatches) {
return if (cursor.requireBoolean(REMOTE_DELETED)) {
-1
} else {
position
}
} else if (cursor.requireLong(LATEST_REVISION_ID) == 0L) {
position++
.readToSingleObject { cursor ->
val latestRevisionId = cursor.requireLongOrNull(LATEST_REVISION_ID)
if (latestRevisionId != null) {
readableDatabase
.select(DATE_RECEIVED)
.from(TABLE_NAME)
.where("$ID = ?", latestRevisionId)
.run()
.readToSingleLong(-1L)
} else {
cursor.requireLong(DATE_RECEIVED)
}
}
} ?: -1L
return -1
if (targetMessageDateReceived == -1L) {
return -1
}
return readableDatabase
.select("COUNT(*)")
.from(TABLE_NAME)
.where("$THREAD_ID = $threadId AND $STORY_TYPE = 0 AND $PARENT_STORY_ID <= 0 AND $SCHEDULED_DATE = -1 AND $LATEST_REVISION_ID IS NULL AND $DATE_RECEIVED > $targetMessageDateReceived")
.run()
.readToSingleInt()
}
fun getMessagePositionInConversation(threadId: Long, receivedTimestamp: Long, authorId: RecipientId): Int {
readableDatabase
.select(DATE_RECEIVED, FROM_RECIPIENT_ID, REMOTE_DELETED)
.from(TABLE_NAME)
.where("$THREAD_ID = $threadId AND $STORY_TYPE = 0 AND $PARENT_STORY_ID <= 0 AND $SCHEDULED_DATE = -1 AND $LATEST_REVISION_ID IS NULL")
.orderBy("$DATE_RECEIVED DESC")
val validMessageExists: Boolean = readableDatabase
.exists(TABLE_NAME)
.where("$DATE_RECEIVED = $receivedTimestamp AND $FROM_RECIPIENT_ID = ? AND $REMOTE_DELETED = 0 AND $SCHEDULED_DATE = -1 AND $LATEST_REVISION_ID IS NULL", authorId)
.run()
.forEach { cursor ->
val timestampMatches = cursor.requireLong(DATE_RECEIVED) == receivedTimestamp
val authorIdMatches = authorId == RecipientId.from(cursor.requireLong(FROM_RECIPIENT_ID))
if (timestampMatches && authorIdMatches) {
return if (cursor.requireBoolean(REMOTE_DELETED)) {
-1
} else {
cursor.position
}
}
}
if (!validMessageExists) {
return -1
}
return -1
return readableDatabase
.select("COUNT(*)")
.from(TABLE_NAME)
.where("$THREAD_ID = $threadId AND $STORY_TYPE = 0 AND $PARENT_STORY_ID <= 0 AND $SCHEDULED_DATE = -1 AND $LATEST_REVISION_ID IS NULL AND $DATE_RECEIVED > $receivedTimestamp")
.run()
.readToSingleInt(-1)
}
fun getMessagePositionInConversation(threadId: Long, receivedTimestamp: Long): Int {