Avoid triggering new search for same query in global search

This commit is contained in:
arkon 2023-07-19 20:31:46 -04:00
parent 99f12b1fbf
commit 7a4680603d

View file

@ -16,6 +16,7 @@ import kotlinx.coroutines.awaitAll
import kotlinx.coroutines.flow.collectLatest
import kotlinx.coroutines.flow.filterNotNull
import kotlinx.coroutines.flow.update
import kotlinx.coroutines.isActive
import kotlinx.coroutines.launch
import kotlinx.coroutines.withContext
import tachiyomi.core.util.lang.awaitSingle
@ -111,17 +112,32 @@ abstract class SearchScreenModel(
val sourceFilter = state.value.sourceFilter
if (query.isNullOrBlank()) return
if (this.lastQuery == query && this.lastSourceFilter == sourceFilter) return
val sameQuery = this.lastQuery == query
if (sameQuery && this.lastSourceFilter == sourceFilter) return
this.lastQuery = query
this.lastSourceFilter = sourceFilter
searchJob?.cancel()
val initialItems = getSelectedSources().associateWith { SearchItemResult.Loading }
updateItems(initialItems)
val sources = getSelectedSources()
// Reuse previous results if possible
if (sameQuery) {
val existingResults = state.value.items
updateItems(sources.associateWith { existingResults[it] ?: SearchItemResult.Loading })
} else {
updateItems(sources.associateWith { SearchItemResult.Loading })
}
searchJob = ioCoroutineScope.launch {
getSelectedSources().map { source ->
sources.map { source ->
async {
if (state.value.items[source] !is SearchItemResult.Loading) {
return@async
}
try {
val page = withContext(coroutineDispatcher) {
source.fetchSearchManga(1, query, source.getFilterList()).awaitSingle()
@ -131,16 +147,12 @@ abstract class SearchScreenModel(
networkToLocalManga.await(it.toDomainManga(source.id))
}
getAndUpdateItems { items ->
val mutableMap = items.toMutableMap()
mutableMap[source] = SearchItemResult.Success(titles)
mutableMap.toSortedMap(sortComparator(mutableMap))
if (isActive) {
updateItem(source, SearchItemResult.Success(titles))
}
} catch (e: Exception) {
getAndUpdateItems { items ->
val mutableMap = items.toMutableMap()
mutableMap[source] = SearchItemResult.Error(e)
mutableMap.toSortedMap(sortComparator(mutableMap))
if (isActive) {
updateItem(source, SearchItemResult.Error(e))
}
}
}
@ -150,11 +162,13 @@ abstract class SearchScreenModel(
}
private fun updateItems(items: Map<CatalogueSource, SearchItemResult>) {
mutableState.update { it.copy(items = items) }
mutableState.update { it.copy(items = items.toSortedMap(sortComparator(items))) }
}
private fun getAndUpdateItems(function: (Map<CatalogueSource, SearchItemResult>) -> Map<CatalogueSource, SearchItemResult>) {
updateItems(function(state.value.items))
private fun updateItem(source: CatalogueSource, result: SearchItemResult) {
val mutableItems = state.value.items.toMutableMap()
mutableItems[source] = result
updateItems(mutableItems)
}
@Immutable