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Code Issues Releases Wiki Activity

Deduplicate SQL queries to get feed streams

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This commit is contained in:
Stypox 2022-07-13 11:37:46 +02:00
parent b96c8a0c2f
commit e8669d4ab5
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3 changed files with 37 additions and 104 deletions
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112
app/src/main/java/org/schabi/newpipe/database/feed/dao/FeedDAO.kt
View File

@ -9,6 +9,7 @@ import androidx.room.Update
import io.reactivex.rxjava3.core.Flowable
import io.reactivex.rxjava3.core.Maybe
import org.schabi.newpipe.database.feed.model.FeedEntity
import org.schabi.newpipe.database.feed.model.FeedGroupEntity
import org.schabi.newpipe.database.feed.model.FeedLastUpdatedEntity
import org.schabi.newpipe.database.stream.StreamWithState
import org.schabi.newpipe.database.stream.model.StreamStateEntity
@ -21,56 +22,16 @@ abstract class FeedDAO {
@Query("DELETE FROM feed")
abstract fun deleteAll(): Int
@Query(
"""
SELECT s.*, sst.progress_time
FROM streams s
LEFT JOIN stream_state sst
ON s.uid = sst.stream_id
LEFT JOIN stream_history sh
ON s.uid = sh.stream_id
INNER JOIN feed f
ON s.uid = f.stream_id
ORDER BY s.upload_date IS NULL DESC, s.upload_date DESC, s.uploader ASC
LIMIT 500
"""
)
abstract fun getAllStreams(): Maybe<List<StreamWithState>>
@Query(
"""
SELECT s.*, sst.progress_time
FROM streams s
LEFT JOIN stream_state sst
ON s.uid = sst.stream_id
LEFT JOIN stream_history sh
ON s.uid = sh.stream_id
INNER JOIN feed f
ON s.uid = f.stream_id
INNER JOIN feed_group_subscription_join fgs
ON fgs.subscription_id = f.subscription_id
WHERE fgs.group_id = :groupId
ORDER BY s.upload_date IS NULL DESC, s.upload_date DESC, s.uploader ASC
LIMIT 500
"""
)
abstract fun getAllStreamsForGroup(groupId: Long): Maybe<List<StreamWithState>>
/**
* @param groupId the group id to get feed streams of; use
* [FeedGroupEntity.GROUP_ALL_ID] to not filter by group
* @param includePlayed if false, only return all of the live, never-played or non-finished
* feed streams (see `@see` items); if true no filter is applied
* @param uploadDateBefore get only streams uploaded before this date (useful to filter out
* future streams); use null to not filter by upload date
* @return the feed streams filtered according to the conditions provided in the parameters
* @see StreamStateEntity.isFinished()
* @see StreamStateEntity.PLAYBACK_FINISHED_END_MILLISECONDS
* @return all of the non-live, never-played and non-finished streams in the feed
* (all of the cited conditions must hold for a stream to be in the returned list)
*/
@Query(
"""
@ -86,60 +47,37 @@ abstract class FeedDAO {
INNER JOIN feed f
ON s.uid = f.stream_id
LEFT JOIN feed_group_subscription_join fgs
ON fgs.subscription_id = f.subscription_id
WHERE (
sh.stream_id IS NULL
OR sst.stream_id IS NULL
OR sst.progress_time < s.duration * 1000 - ${StreamStateEntity.PLAYBACK_FINISHED_END_MILLISECONDS}
OR sst.progress_time < s.duration * 1000 * 3 / 4
OR s.stream_type = 'LIVE_STREAM'
OR s.stream_type = 'AUDIO_LIVE_STREAM'
:groupId = ${FeedGroupEntity.GROUP_ALL_ID}
OR fgs.group_id = :groupId
)
ORDER BY s.upload_date IS NULL DESC, s.upload_date DESC, s.uploader ASC
LIMIT 500
"""
)
abstract fun getLiveOrNotPlayedStreams(): Maybe<List<StreamWithState>>
/**
* @see StreamStateEntity.isFinished()
* @see StreamStateEntity.PLAYBACK_FINISHED_END_MILLISECONDS
* @param groupId the group id to get streams of
* @return all of the non-live, never-played and non-finished streams for the given feed group
* (all of the cited conditions must hold for a stream to be in the returned list)
*/
@Query(
"""
SELECT s.*, sst.progress_time
FROM streams s
LEFT JOIN stream_state sst
ON s.uid = sst.stream_id
LEFT JOIN stream_history sh
ON s.uid = sh.stream_id
INNER JOIN feed f
ON s.uid = f.stream_id
INNER JOIN feed_group_subscription_join fgs
ON fgs.subscription_id = f.subscription_id
WHERE fgs.group_id = :groupId
AND (
sh.stream_id IS NULL
:includePlayed
OR sh.stream_id IS NULL
OR sst.stream_id IS NULL
OR sst.progress_time < s.duration * 1000 - ${StreamStateEntity.PLAYBACK_FINISHED_END_MILLISECONDS}
OR sst.progress_time < s.duration * 1000 * 3 / 4
OR s.stream_type = 'LIVE_STREAM'
OR s.stream_type = 'AUDIO_LIVE_STREAM'
)
AND (
:uploadDateBefore IS NULL
OR s.upload_date IS NULL
OR s.upload_date < :uploadDateBefore
)
ORDER BY s.upload_date IS NULL DESC, s.upload_date DESC, s.uploader ASC
LIMIT 500
"""
)
abstract fun getLiveOrNotPlayedStreamsForGroup(groupId: Long): Maybe<List<StreamWithState>>
abstract fun getStreams(
groupId: Long,
includePlayed: Boolean,
uploadDateBefore: OffsetDateTime?
): Maybe<List<StreamWithState>>
@Query(
"""

20
app/src/main/java/org/schabi/newpipe/local/feed/FeedDatabaseManager.kt
View File

@ -41,19 +41,15 @@ class FeedDatabaseManager(context: Context) {
fun database() = database
fun getStreams(
groupId: Long = FeedGroupEntity.GROUP_ALL_ID,
getPlayedStreams: Boolean = true
groupId: Long,
includePlayedStreams: Boolean,
includeFutureStreams: Boolean
): Maybe<List<StreamWithState>> {
return when (groupId) {
FeedGroupEntity.GROUP_ALL_ID -> {
if (getPlayedStreams) feedTable.getAllStreams()
else feedTable.getLiveOrNotPlayedStreams()
}
else -> {
if (getPlayedStreams) feedTable.getAllStreamsForGroup(groupId)
else feedTable.getLiveOrNotPlayedStreamsForGroup(groupId)
}
}
return feedTable.getStreams(
groupId,
includePlayedStreams,
if (includeFutureStreams) null else OffsetDateTime.now()
)
}
fun outdatedSubscriptions(outdatedThreshold: OffsetDateTime) = feedTable.getAllOutdated(outdatedThreshold)

3
app/src/main/java/org/schabi/newpipe/local/feed/FeedViewModel.kt
View File

@ -65,9 +65,8 @@ class FeedViewModel(
.map { (event, showPlayedItems, showFutureItems, notLoadedCount, oldestUpdate) ->
val streamItems = if (event is SuccessResultEvent || event is IdleEvent)
feedDatabaseManager
.getStreams(groupId, showPlayedItems)
.getStreams(groupId, showPlayedItems, showFutureItems)
.blockingGet(arrayListOf())
.filter { s -> showFutureItems || s.stream.uploadDate?.isBefore(OffsetDateTime.now()) ?: true }
else
arrayListOf()