Initial work on commits list using paging library

app/src/main/java/org/mian/gitnex/fragments/CommitsFragment.java

@@ -0,0 +1,98 @@
+package org.mian.gitnex.fragments;
+
+import android.os.Bundle;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ProgressBar;
+import android.widget.TextView;
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import androidx.fragment.app.Fragment;
+import androidx.lifecycle.Observer;
+import androidx.lifecycle.ViewModel;
+import androidx.lifecycle.ViewModelProvider;
+import androidx.lifecycle.ViewModelProviders;
+import androidx.paging.PagedList;
+import androidx.recyclerview.widget.LinearLayoutManager;
+import androidx.recyclerview.widget.RecyclerView;
+import androidx.swiperefreshlayout.widget.SwipeRefreshLayout;
+import org.mian.gitnex.R;
+import org.mian.gitnex.adapters.CommitsAdapter;
+import org.mian.gitnex.models.Commits;
+import org.mian.gitnex.util.TinyDB;
+import org.mian.gitnex.viewmodels.CommitsViewModel;
+
+/**
+ * Author M M Arif
+ */
+
+public class CommitsFragment extends Fragment {
+
+    private CommitsViewModel commitsViewModel;
+    private CommitsAdapter commitsAdapter;
+    private SwipeRefreshLayout swipeRefreshLayout;
+
+    private int listLimit = 50;
+
+    @Nullable
+    @Override
+    public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
+
+        final View v = inflater.inflate(R.layout.fragment_commits, container, false);
+        setHasOptionsMenu(true);
+
+        TinyDB tinyDb = new TinyDB(getContext());
+        final String instanceUrl = tinyDb.getString("instanceUrl");
+        final String loginUid = tinyDb.getString("loginUid");
+        final String instanceToken = "token " + tinyDb.getString(loginUid + "-token");
+        String repoFullName = tinyDb.getString("repoFullName");
+        String[] parts = repoFullName.split("/");
+        final String repoOwner = parts[0];
+        final String repoName = parts[1];
+
+        TextView noDataCommits = v.findViewById(R.id.noDataCommits);
+        ProgressBar progressBar = v.findViewById(R.id.progress_bar);
+        swipeRefreshLayout = v.findViewById(R.id.pullToRefresh);
+        progressBar.setVisibility(View.GONE);
+
+        RecyclerView recyclerView = v.findViewById(R.id.recyclerView);
+        recyclerView.setLayoutManager(new LinearLayoutManager(getContext()));
+        recyclerView.setHasFixedSize(true);
+
+        //CommitsViewModel commitsViewModel = new ViewModelProvider(this).get(CommitsViewModel.class);
+
+        commitsAdapter = new CommitsAdapter(getContext());
+
+        commitsViewModel = ViewModelProviders.of(this, new ViewModelProvider.Factory() {
+
+            @NonNull
+            @Override
+            public <VM extends ViewModel> VM create(@NonNull Class<VM> modelClass) {
+                //noinspection unchecked
+                return (VM) new CommitsViewModel (getContext(), instanceUrl, instanceToken, repoOwner, repoName, listLimit);
+            }
+
+        }).get(CommitsViewModel.class);
+
+        swipeRefreshLayout.setOnRefreshListener(() -> commitsViewModel.refresh());
+
+        //noinspection unchecked
+        commitsViewModel.itemPagedList.observe(getViewLifecycleOwner(), new Observer<PagedList<Commits>>() {
+
+            @Override
+            public void onChanged(@Nullable PagedList<Commits> items) {
+
+                commitsAdapter.submitList(items);
+                swipeRefreshLayout.setRefreshing(false);
+
+            }
+
+        });
+
+        recyclerView.setAdapter(commitsAdapter);
+        return v;
+
+    }
+
+}

app/src/main/java/org/mian/gitnex/fragments/FilesFragment.java

@@ -1,5 +1,6 @@
 package org.mian.gitnex.fragments;
 
+import android.annotation.SuppressLint;
 import android.content.Intent;
 import android.net.Uri;
 import android.os.Bundle;
@@ -145,7 +146,9 @@ public class FilesFragment extends Fragment implements FilesAdapter.FilesAdapter
         final String finalDirName_ = dirName_;
 
         mBreadcrumbsView.addItem(createItem(dirName));
+        //noinspection unchecked
         mBreadcrumbsView.setCallback(new DefaultBreadcrumbsCallback<BreadcrumbItem>() {
+            @SuppressLint("SetTextI18n")
             @Override
             public void onNavigateBack(BreadcrumbItem item, int position) {