Make homepage load rocket fast

app/src/main/java/club/thepenguins/android/activities/MainActivity.java

@@ -229,14 +229,12 @@ public class MainActivity extends AppCompatActivity {
                 for (int i = 0; i < response.body().size(); i++) {
 
                     list.add(new CategoryModel(response.body().get(i).getName(), response.body().get(i).getId()));
-                    System.out.println(response.body().get(i).getName());
 
                 }
 
                 Menu submenu = menu1.addSubMenu("Categories");
                 for (int i = 0; i < list.size(); i++) {
                     submenu.add(i, list.get(i).getId(), i, list.get(i).getCatName());
-                    System.out.println(list.get(i));
                 }
 
 

app/src/main/java/club/thepenguins/android/api/APIService.java

@@ -16,7 +16,7 @@ public interface APIService {
     Call<List<Posts>> getPosts();
 
     @GET("wp-json/wp/v2/posts?_embed")
-    Call<List<Posts>> getPostsPerPage(@Query("per_page") String count);
+    Call<List<Posts>> getPostsPerPage(@Query("page") int Page, @Query("per_page") int count);
 
     @GET("wp-json/wp/v2/posts?_embed")
     Call<List<Posts>> getCategoryPosts(@Query("categories") String id);

app/src/main/java/club/thepenguins/android/fragments/AboutFragment.java

@@ -21,6 +21,8 @@ import java.util.Arrays;
 import club.thepenguins.android.R;
 import club.thepenguins.android.adapters.ThanksAdapter;
 
+import static club.thepenguins.android.utils.Constants.BaseUrl;
+
 public class AboutFragment extends Fragment {
 
     private static final String ARG_PARAM1 = "param1";
@@ -31,7 +33,7 @@ public class AboutFragment extends Fragment {
     private LinearLayoutManager LayoutManager;
     private ThanksAdapter adapter;
     private ArrayList<String> list;
-    private TextView textView1, textView2, textView3;
+    private TextView textView1, textView2, textView3, textView4;
     private ImageView imageView;
 
     public AboutFragment() {
@@ -69,6 +71,7 @@ public class AboutFragment extends Fragment {
         textView1 = rootView.findViewById(R.id.dev);
         textView2 = rootView.findViewById(R.id.bn);
         textView3 = rootView.findViewById(R.id.international);
+        textView4 = rootView.findViewById(R.id.bigP);
         imageView = rootView.findViewById(R.id.git);
 
 
@@ -100,6 +103,13 @@ public class AboutFragment extends Fragment {
             }
         });
 
+        textView4.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                linkOpener(rootView.getContext(), BaseUrl);
+            }
+        });
+
 
         LayoutManager = new LinearLayoutManager(rootView.getContext(), LinearLayoutManager.VERTICAL, false);
         recyclerView.setLayoutManager(LayoutManager);

app/src/main/java/club/thepenguins/android/fragments/HomeFragment.java

@@ -35,6 +35,7 @@ import retrofit2.Retrofit;
 import retrofit2.converter.gson.GsonConverterFactory;
 
 import static club.thepenguins.android.utils.Constants.noInternet;
+import static club.thepenguins.android.utils.Constants.noMorePosts;
 
 
 public class HomeFragment extends Fragment {
@@ -51,6 +52,9 @@ public class HomeFragment extends Fragment {
     public List<Posts> mListPost;
     private SwipeRefreshLayout swipeContainer;
     private ShimmerFrameLayout loader;
+    public int pageNumber = 1;
+    public int limit;
+    private static String TAG = "Home";
 
 
     public static HomeFragment newInstance(String param1, String param2) {
@@ -87,15 +91,13 @@ public class HomeFragment extends Fragment {
         LayoutManager = new LinearLayoutManager(rootView.getContext(), LinearLayoutManager.VERTICAL, false);
         recyclerView.setLayoutManager(LayoutManager);
 
-
         loader = rootView.findViewById(R.id.shimmer_view_container);
 
         swipeContainer = rootView.findViewById(R.id.swiperefresh);
 
         list = new ArrayList<>();
 
-        getRetrofit("100", rootView.getContext());
-
+        getRetrofit(pageNumber, 10, rootView.getContext());
 
         adapter = new PostRecyclerAdapter(list, rootView.getContext());
         adapter.setStateRestorationPolicy(RecyclerView.Adapter.StateRestorationPolicy.PREVENT_WHEN_EMPTY);
@@ -104,8 +106,22 @@ public class HomeFragment extends Fragment {
         recyclerView.addOnScrollListener(new RecyclerView.OnScrollListener() {
             @Override
             public void onScrolled(RecyclerView recyclerView, int dx, int dy) {
-                if (!recyclerView.canScrollVertically(1) && dy > 0) {
-                    // End
+                if (!recyclerView.canScrollVertically(1) && (dy > 0)) {
+                    if (!(String.valueOf(limit).isEmpty())) {
+
+                        getRetrofit(pageNumber, 10, rootView.getContext());
+
+                        recyclerView.post(new Runnable() {
+                            @Override
+                            public void run() {
+                                adapter.notifyItemInserted(adapter.getItemCount() + 10);
+                            }
+                        });
+
+
+                    }
+
+
                 } else if (!recyclerView.canScrollVertically(-1) && dy < 0) {
                     // Top
                 }
@@ -119,8 +135,9 @@ public class HomeFragment extends Fragment {
 
             public void onRefresh() {
 
+                pageNumber = 1;
                 adapter.clear();
-                getRetrofit("100", rootView.getContext());
+                getRetrofit(pageNumber, 10, rootView.getContext());
             }
 
         });
@@ -150,7 +167,7 @@ public class HomeFragment extends Fragment {
         super.onPause();
     }
 
-    private void getRetrofit(String perPage, Context context) {
+    private void getRetrofit(int page, int perPage, Context context) {
 
         swipeContainer.setRefreshing(true);
         loader.setVisibility(View.VISIBLE);
@@ -162,7 +179,7 @@ public class HomeFragment extends Fragment {
                 .build();
 
         APIService service = retrofit.create(APIService.class);
-        Call<List<Posts>> call = service.getPostsPerPage(perPage);
+        Call<List<Posts>> call = service.getPostsPerPage(page, perPage);
 
 
         call.enqueue(new Callback<List<Posts>>() {
@@ -174,15 +191,31 @@ public class HomeFragment extends Fragment {
                 Headers headers = response.headers();
                 String count = headers.get("X-WP-Total");
 
-                for (int i = 0; i < response.body().size(); i++) {
-
-                    list.add(new Model(Parser.unescapeEntities(response.body().get(i).getTitle().getRendered(), false), response.body().get(i).getContent().getRendered(), response.body().get(i).getEmbedded().getWpFeaturedmedia().get(0).getSourceUrl(), response.body().get(i).getLinks().getSelf().get(0).getHref(), response.body().get(i).getEmbedded().getAuthor().get(0).getName(), response.body().get(i).getLink()));
+                if (count != null) {
+                    limit = Integer.parseInt(count);
+                } else {
+                    swipeContainer.setRefreshing(false);
+                    loader.setVisibility(View.GONE);
+                    Toasty.info(context, noMorePosts).show();
+                }
 
+                if (response.body() != null) {
+                    for (int i = 0; i < response.body().size(); i++) {
+
+                        list.add(new Model(Parser.unescapeEntities(response.body().get(i).getTitle().getRendered(), false),
+                                response.body().get(i).getContent().getRendered(), response.body().get(i).getEmbedded().getWpFeaturedmedia().get(0).getSourceUrl(),
+                                response.body().get(i).getLinks().getSelf().get(0).getHref(),
+                                response.body().get(i).getEmbedded().getAuthor().get(0).getName(),
+                                response.body().get(i).getLink()));
+
+                    }
+                    adapter.notifyDataSetChanged();
+                    swipeContainer.setRefreshing(false);
+                    loader.setVisibility(View.GONE);
+                    recyclerView.setVisibility(View.VISIBLE);
+                    pageNumber = pageNumber + 1;
                 }
-                adapter.notifyDataSetChanged();
-                swipeContainer.setRefreshing(false);
-                loader.setVisibility(View.GONE);
-                recyclerView.setVisibility(View.VISIBLE);
+
 
             }
 

app/src/main/java/club/thepenguins/android/utils/Constants.java

@@ -5,5 +5,6 @@ public interface Constants {
     String BaseUrl = "https://thepenguins.club/";
     String noInternet = "Please check your internet connection & try again!";
     String noImplemented = "This page is not implemented yet!";
+    String noMorePosts = "No more posts yet!";
 
 }

app/src/main/res/layout/fragment_about.xml

@@ -23,6 +23,7 @@
                 android:layout_gravity="center"
                 android:fontFamily="@font/unifrakturcook"
                 android:text="@string/logo"
+                android:id="@+id/bigP"
                 android:textColor="@color/textColor"
                 android:textSize="80sp" />