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Timeline : expose new pagination status api

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This commit is contained in:
ganfra 2024-04-16 21:18:54 +02:00
parent 1286ea7e77
commit 2ae6931486
1 changed files with 19 additions and 7 deletions
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26
libraries/matrix/impl/src/main/kotlin/io/element/android/libraries/matrix/impl/timeline/RoomTimelineExtensions.kt
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@ -27,13 +27,14 @@ import kotlinx.coroutines.flow.Flow
import kotlinx.coroutines.flow.buffer
import kotlinx.coroutines.flow.callbackFlow
import kotlinx.coroutines.flow.catch
import org.matrix.rustcomponents.sdk.BackPaginationStatusListener
import org.matrix.rustcomponents.sdk.PaginationStatusListener
import org.matrix.rustcomponents.sdk.TaskHandle
import org.matrix.rustcomponents.sdk.Timeline
import org.matrix.rustcomponents.sdk.TimelineDiff
import org.matrix.rustcomponents.sdk.TimelineItem
import org.matrix.rustcomponents.sdk.TimelineListener
import timber.log.Timber
import uniffi.matrix_sdk_ui.BackPaginationStatus
import uniffi.matrix_sdk_ui.PaginationStatus
internal fun Timeline.timelineDiffFlow(onInitialList: suspend (List<TimelineItem>) -> Unit): Flow<List<TimelineDiff>> =
callbackFlow {
@ -58,17 +59,28 @@ internal fun Timeline.timelineDiffFlow(onInitialList: suspend (List<TimelineItem
Timber.d(it, "timelineDiffFlow() failed")
}.buffer(Channel.UNLIMITED)
internal fun Timeline.backPaginationStatusFlow(): Flow<BackPaginationStatus> =
mxCallbackFlow {
val listener = object : BackPaginationStatusListener {
override fun onUpdate(status: BackPaginationStatus) {
internal fun Timeline.backPaginationStatusFlow(): Flow<PaginationStatus> =
paginationStatusFlow { listener ->
subscribeToBackPaginationStatus(listener)
}
internal fun Timeline.forwardPaginationStatusFlow(): Flow<PaginationStatus> =
paginationStatusFlow { listener ->
subscribeToForwardPaginationStatus(listener)
}
private fun paginationStatusFlow(subscriber: suspend (PaginationStatusListener)->TaskHandle): Flow<PaginationStatus>{
return mxCallbackFlow {
val listener = object : PaginationStatusListener {
override fun onUpdate(status: PaginationStatus) {
trySendBlocking(status)
}
}
tryOrNull {
subscribeToBackPaginationStatus(listener)
subscriber(listener)
}
}.buffer(Channel.UNLIMITED)
}
internal suspend fun Timeline.runWithTimelineListenerRegistered(action: suspend () -> Unit) {
val result = addListener(NoOpTimelineListener)