fix: prevent multiple search requests when typing fast

Author: joragua

owncloudApp/src/main/java/com/owncloud/android/presentation/spaces/members/SpaceMembersViewModel.kt

@@ -35,6 +35,8 @@ import com.owncloud.android.domain.utils.Event
 import com.owncloud.android.extensions.ViewModelExt.runUseCaseWithResult
 import com.owncloud.android.presentation.common.UIResult
 import com.owncloud.android.providers.CoroutinesDispatcherProvider
+import kotlinx.coroutines.Job
+import kotlinx.coroutines.delay
 import kotlinx.coroutines.flow.MutableSharedFlow
 import kotlinx.coroutines.flow.MutableStateFlow
 import kotlinx.coroutines.flow.SharedFlow
@@ -63,6 +65,8 @@ class SpaceMembersViewModel(
     private val _members: MutableSharedFlow<MembersUIState> = MutableSharedFlow()
     val members: SharedFlow<MembersUIState> = _members
 
+    private var searchJob: Job? = null
+
     init {
         runUseCaseWithResult(
             coroutineDispatcher = coroutineDispatcherProvider.io,
@@ -94,7 +98,8 @@ class SpaceMembersViewModel(
     )
 
     fun searchMembers(query: String) {
-        viewModelScope.launch(coroutineDispatcherProvider.io) {
+        searchJob?.cancel()
+        searchJob = viewModelScope.launch(coroutineDispatcherProvider.io) {
             _members.emit(MembersUIState(members = emptyList(), isLoading = true , error = null))
             when (val result = searchMembersUseCase(SearchMembersUseCase.Params(accountName, query))) {
                 is UseCaseResult.Success -> _members.emit(MembersUIState(members = result.data, isLoading = false, error = null))