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Code Issues Releases Wiki Activity

Fix network timeline gap loading

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This commit is contained in:
kyori19 2022-03-07 16:18:19 +09:00
parent 5986bd80b2
commit 23ff74d2e4
1 changed files with 38 additions and 16 deletions
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54
app/src/main/java/com/keylesspalace/tusky/components/timeline/viewmodel/NetworkTimelineViewModel.kt
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@ -136,6 +136,10 @@ class NetworkTimelineViewModel @Inject constructor(
override fun loadMore(placeholderId: String) {
viewModelScope.launch {
try {
val placeholderIndex =
statusData.indexOfFirst { it is StatusViewData.Placeholder && it.id == placeholderId }
statusData[placeholderIndex] = StatusViewData.Placeholder(placeholderId, isLoading = true)
val statusResponse = fetchStatusesForKind(
fromId = placeholderId.inc(),
uptoId = null,
@ -148,28 +152,46 @@ class NetworkTimelineViewModel @Inject constructor(
return@launch
}
statusData.removeAt(placeholderIndex)
val activeAccount = accountManager.activeAccount!!
val data = statuses.map { status ->
val oldStatus = statusData.find { s ->
s.asStatusOrNull()?.id == status.id
}?.asStatusOrNull()
val contentShowing = oldStatus?.isShowingContent ?: activeAccount.alwaysShowSensitiveMedia || !status.actionableStatus.sensitive
val expanded = oldStatus?.isExpanded ?: activeAccount.alwaysOpenSpoiler
val contentCollapsed = oldStatus?.isCollapsed ?: true
status.toViewData(
isShowingContent = contentShowing,
isExpanded = expanded,
isCollapsed = contentCollapsed
isShowingContent = activeAccount.alwaysShowSensitiveMedia || !status.actionableStatus.sensitive,
isExpanded = activeAccount.alwaysOpenSpoiler,
isCollapsed = true
)
}.toMutableList()
if (statuses.isNotEmpty()) {
val firstId = statuses.first().id.hashCode().toLong()
val lastId = statuses.last().id.hashCode().toLong()
val overlappedFrom = statusData.indexOfFirst { it.viewDataId <= firstId }
val overlappedTo = statusData.indexOfFirst { it.viewDataId < lastId }
if (overlappedFrom < overlappedTo) {
repeat(overlappedTo - overlappedFrom) {
statusData[overlappedFrom].asStatusOrNull()?.let { oldStatus ->
val dataIndex = statuses.indexOfFirst { it.id == oldStatus.id }
if (dataIndex == -1) {
return@let
}
data[dataIndex] = data[dataIndex]
.copy(
isShowingContent = oldStatus.isShowingContent,
isExpanded = oldStatus.isExpanded,
isCollapsed = oldStatus.isCollapsed,
)
}
statusData.removeAt(overlappedFrom)
}
} else {
statusData.add(overlappedFrom, StatusViewData.Placeholder(statuses.last().id.dec(), isLoading = false))
}
}
val index =
statusData.indexOfFirst { it is StatusViewData.Placeholder && it.id == placeholderId }
statusData.removeAt(index)
statusData.addAll(index, data)
statusData.addAll(placeholderIndex, data)
currentSource?.invalidate()
} catch (e: Exception) {