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Code Issues Releases Wiki Activity

Added auto fetch more posts in feed at init. But disabled due to some weird list merging.

This commit is contained in:
Ammar Githam 2021-03-29 02:01:40 +09:00
parent c9f46a1986
commit c5d55f3661
1 changed files with 20 additions and 4 deletions
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24
app/src/main/java/awais/instagrabber/customviews/PostsRecyclerView.java
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@ -22,6 +22,7 @@ import androidx.work.WorkManager;
import com.google.common.collect.ImmutableList; import com.google.common.collect.ImmutableList;
import java.util.ArrayList; import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections; import java.util.Collections;
import java.util.List; import java.util.List;
@ -74,11 +75,10 @@ public class PostsRecyclerView extends RecyclerView {
} }
final List<Media> models = mediaViewModel.getList().getValue(); final List<Media> models = mediaViewModel.getList().getValue();
final List<Media> modelsCopy = models == null ? new ArrayList<>() : new ArrayList<>(models); final List<Media> modelsCopy = models == null ? new ArrayList<>() : new ArrayList<>(models);
if (settingsHelper.getBoolean(Constants.TOGGLE_KEYWORD_FILTER)){ if (settingsHelper.getBoolean(Constants.TOGGLE_KEYWORD_FILTER)) {
final ArrayList<String> items = new ArrayList<>(settingsHelper.getStringSet(Constants.KEYWORD_FILTERS)); final ArrayList<String> items = new ArrayList<>(settingsHelper.getStringSet(Constants.KEYWORD_FILTERS));
modelsCopy.addAll(new KeywordsFilterUtils(items).filter(result)); modelsCopy.addAll(new KeywordsFilterUtils(items).filter(result));
} } else {
else {
modelsCopy.addAll(result); modelsCopy.addAll(result);
} }
mediaViewModel.getList().postValue(modelsCopy); mediaViewModel.getList().postValue(modelsCopy);
@ -194,7 +194,9 @@ public class PostsRecyclerView extends RecyclerView {
private void initSelf() { private void initSelf() {
mediaViewModel = new ViewModelProvider(viewModelStoreOwner).get(MediaViewModel.class); mediaViewModel = new ViewModelProvider(viewModelStoreOwner).get(MediaViewModel.class);
mediaViewModel.getList().observe(lifeCycleOwner, list -> { mediaViewModel.getList().observe(lifeCycleOwner, list -> {
if (list.size() > 0) feedAdapter.submitList(list, () -> { if (list.size() <= 0) return;
feedAdapter.submitList(list, () -> {
// postDelayed(this::fetchMoreIfPossible, 1000);
if (!shouldScrollToTop) return; if (!shouldScrollToTop) return;
smoothScrollToPosition(0); smoothScrollToPosition(0);
shouldScrollToTop = false; shouldScrollToTop = false;
@ -217,6 +219,20 @@ public class PostsRecyclerView extends RecyclerView {
dispatchFetchStatus(); dispatchFetchStatus();
} }
private void fetchMoreIfPossible() {
if (!postFetcher.hasMore()) return;
if (feedAdapter.getItemCount() == 0) return;
final LayoutManager layoutManager = getLayoutManager();
if (!(layoutManager instanceof StaggeredGridLayoutManager)) return;
final int[] itemPositions = ((StaggeredGridLayoutManager) layoutManager).findLastCompletelyVisibleItemPositions(null);
final boolean allNoPosition = Arrays.stream(itemPositions).allMatch(position -> position == RecyclerView.NO_POSITION);
if (allNoPosition) return;
final boolean match = Arrays.stream(itemPositions).anyMatch(position -> position == feedAdapter.getItemCount() - 1);
if (!match) return;
postFetcher.fetch();
dispatchFetchStatus();
}
private void initDownloadWorkerListener() { private void initDownloadWorkerListener() {
WorkManager.getInstance(getContext()) WorkManager.getInstance(getContext())
.getWorkInfosByTagLiveData("download") .getWorkInfosByTagLiveData("download")