Add HashTag fragment

app/src/main/java/awais/instagrabber/activities/MainActivity.java

@@ -43,7 +43,8 @@ public class MainActivity extends BaseLanguageActivity {
             R.id.profileFragment,
             R.id.discoverFragment,
             R.id.morePreferencesFragment,
-            R.id.settingsPreferencesFragment);
+            R.id.settingsPreferencesFragment,
+            R.id.hashTagFragment);
     private ActivityMainBinding binding;
     private LiveData<NavController> currentNavControllerLiveData;
 

app/src/main/java/awais/instagrabber/activities/SavedViewer.java

@@ -33,7 +33,7 @@ import awais.instagrabber.customviews.helpers.GridAutofitLayoutManager;
 import awais.instagrabber.customviews.helpers.GridSpacingItemDecoration;
 import awais.instagrabber.customviews.helpers.RecyclerLazyLoader;
 import awais.instagrabber.databinding.ActivitySavedBinding;
-import awais.instagrabber.fragments.main.viewmodels.ProfilePostsViewModel;
+import awais.instagrabber.fragments.main.viewmodels.PostsViewModel;
 import awais.instagrabber.interfaces.FetchListener;
 import awais.instagrabber.interfaces.ItemGetter;
 import awais.instagrabber.models.PostModel;
@@ -58,7 +58,7 @@ public final class SavedViewer extends BaseLanguageActivity implements SwipeRefr
     private Resources resources;
     private ArrayList<PostModel> selectedItems = new ArrayList<>();
     private ActionMode actionMode;
-    private ProfilePostsViewModel profilePostsViewModel;
+    private PostsViewModel postsViewModel;
 
     private final String cookie = Utils.settingsHelper.getString(Constants.COOKIE);
     private final OnBackPressedCallback onBackPressedCallback = new OnBackPressedCallback(true) {
@@ -100,14 +100,14 @@ public final class SavedViewer extends BaseLanguageActivity implements SwipeRefr
         @Override
         public void onResult(final PostModel[] result) {
             if (result != null) {
-                final List<PostModel> current = profilePostsViewModel.getList().getValue();
+                final List<PostModel> current = postsViewModel.getList().getValue();
                 final List<PostModel> resultList = Arrays.asList(result);
                 if (current == null) {
-                    profilePostsViewModel.getList().postValue(resultList);
+                    postsViewModel.getList().postValue(resultList);
                 } else {
                     final List<PostModel> currentCopy = new ArrayList<>(current);
                     currentCopy.addAll(resultList);
-                    profilePostsViewModel.getList().postValue(currentCopy);
+                    postsViewModel.getList().postValue(currentCopy);
                 }
                 savedBinding.mainPosts.post(() -> {
                     savedBinding.mainPosts.setNestedScrollingEnabled(true);
@@ -160,7 +160,7 @@ public final class SavedViewer extends BaseLanguageActivity implements SwipeRefr
             return;
         }
 
-        profilePostsViewModel = new ViewModelProvider(this).get(ProfilePostsViewModel.class);
+        postsViewModel = new ViewModelProvider(this).get(PostsViewModel.class);
         postsAdapter = new PostsAdapter((postModel, position) -> {
             if (postsAdapter.isSelecting()) {
                 if (actionMode == null) return;
@@ -189,7 +189,7 @@ public final class SavedViewer extends BaseLanguageActivity implements SwipeRefr
             return true;
         });
         savedBinding.mainPosts.setAdapter(postsAdapter);
-        profilePostsViewModel.getList().observe(this, postsAdapter::submitList);
+        postsViewModel.getList().observe(this, postsAdapter::submitList);
         savedBinding.swipeRefreshLayout.setRefreshing(true);
         setSupportActionBar(savedBinding.toolbar.toolbar);
         savedBinding.toolbar.toolbar.setTitle((action.charAt(0) == '$' ? R.string.saved :
@@ -211,7 +211,7 @@ public final class SavedViewer extends BaseLanguageActivity implements SwipeRefr
 
         itemGetter = itemGetType -> {
             if (itemGetType == ItemGetType.SAVED_ITEMS)
-                return profilePostsViewModel.getList().getValue();
+                return postsViewModel.getList().getValue();
             return null;
         };
 
@@ -243,7 +243,7 @@ public final class SavedViewer extends BaseLanguageActivity implements SwipeRefr
     public void onRefresh() {
         if (lazyLoader != null) lazyLoader.resetState();
         stopCurrentExecutor();
-        profilePostsViewModel.getList().postValue(Collections.emptyList());
+        postsViewModel.getList().postValue(Collections.emptyList());
         selectedItems.clear();
         if (postsAdapter != null) {
             // postsAdapter.isSelecting = false;

app/src/main/java/awais/instagrabber/fragments/HashTagFragment.java

@@ -0,0 +1,310 @@
+package awais.instagrabber.fragments;
+
+import android.content.Intent;
+import android.content.res.ColorStateList;
+import android.graphics.Typeface;
+import android.os.AsyncTask;
+import android.os.Bundle;
+import android.text.SpannableStringBuilder;
+import android.text.style.RelativeSizeSpan;
+import android.text.style.StyleSpan;
+import android.util.Log;
+import android.view.ActionMode;
+import android.view.LayoutInflater;
+import android.view.MenuItem;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.Toast;
+
+import androidx.activity.OnBackPressedCallback;
+import androidx.activity.OnBackPressedDispatcher;
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import androidx.appcompat.app.ActionBar;
+import androidx.core.content.ContextCompat;
+import androidx.core.view.ViewCompat;
+import androidx.fragment.app.Fragment;
+import androidx.lifecycle.ViewModelProvider;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.List;
+
+import awais.instagrabber.R;
+import awais.instagrabber.activities.MainActivity;
+import awais.instagrabber.activities.PostViewer;
+import awais.instagrabber.adapters.PostsAdapter;
+import awais.instagrabber.asyncs.HashtagFetcher;
+import awais.instagrabber.asyncs.PostsFetcher;
+import awais.instagrabber.asyncs.i.iStoryStatusFetcher;
+import awais.instagrabber.customviews.PrimaryActionModeCallback;
+import awais.instagrabber.customviews.helpers.GridAutofitLayoutManager;
+import awais.instagrabber.customviews.helpers.GridSpacingItemDecoration;
+import awais.instagrabber.customviews.helpers.NestedCoordinatorLayout;
+import awais.instagrabber.customviews.helpers.RecyclerLazyLoader;
+import awais.instagrabber.databinding.FragmentHashtagBinding;
+import awais.instagrabber.fragments.main.viewmodels.PostsViewModel;
+import awais.instagrabber.interfaces.FetchListener;
+import awais.instagrabber.models.HashtagModel;
+import awais.instagrabber.models.PostModel;
+import awais.instagrabber.models.StoryModel;
+import awais.instagrabber.models.enums.DownloadMethod;
+import awais.instagrabber.models.enums.ItemGetType;
+import awais.instagrabber.utils.Constants;
+import awais.instagrabber.utils.Utils;
+import awaisomereport.LogCollector;
+
+import static awais.instagrabber.utils.Utils.logCollector;
+import static awais.instagrabber.utils.Utils.settingsHelper;
+
+public class HashTagFragment extends Fragment {
+    private static final String TAG = "HashTagFragment";
+
+    private MainActivity fragmentActivity;
+    private FragmentHashtagBinding binding;
+    private NestedCoordinatorLayout root;
+    private boolean shouldRefresh = true;
+    private String hashtag;
+    private HashtagModel hashtagModel;
+    private PostsViewModel postsViewModel;
+    private PostsAdapter postsAdapter;
+    private ActionMode actionMode;
+    private boolean hasNextPage;
+    private String endCursor;
+    private AsyncTask<?, ?, ?> currentlyExecuting;
+    private boolean isLoggedIn;
+    private StoryModel[] storyModels;
+
+    private final OnBackPressedCallback onBackPressedCallback = new OnBackPressedCallback(false) {
+        @Override
+        public void handleOnBackPressed() {
+            if (postsAdapter == null) {
+                setEnabled(false);
+                remove();
+                return;
+            }
+            postsAdapter.clearSelection();
+            setEnabled(false);
+            remove();
+        }
+    };
+    private final PrimaryActionModeCallback multiSelectAction = new PrimaryActionModeCallback(
+            R.menu.multi_select_download_menu,
+            new PrimaryActionModeCallback.CallbacksHelper() {
+                @Override
+                public void onDestroy(final ActionMode mode) {
+                    onBackPressedCallback.handleOnBackPressed();
+                }
+
+                @Override
+                public boolean onActionItemClicked(final ActionMode mode, final MenuItem item) {
+                    if (item.getItemId() == R.id.action_download) {
+                        if (postsAdapter == null || hashtag == null) {
+                            return false;
+                        }
+                        Utils.batchDownload(requireContext(),
+                                hashtag,
+                                DownloadMethod.DOWNLOAD_MAIN,
+                                postsAdapter.getSelectedModels());
+                        checkAndResetAction();
+                        return true;
+                    }
+                    return false;
+                }
+            });
+    private final FetchListener<PostModel[]> postsFetchListener = new FetchListener<PostModel[]>() {
+        @Override
+        public void onResult(final PostModel[] result) {
+            binding.swipeRefreshLayout.setRefreshing(false);
+            if (result == null) return;
+            binding.mainPosts.post(() -> binding.mainPosts.setVisibility(View.VISIBLE));
+            final List<PostModel> postModels = postsViewModel.getList().getValue();
+            final List<PostModel> finalList = postModels == null || postModels.isEmpty() ? new ArrayList<>() : new ArrayList<>(postModels);
+            finalList.addAll(Arrays.asList(result));
+            postsViewModel.getList().postValue(finalList);
+            PostModel model = null;
+            if (result.length != 0) {
+                model = result[result.length - 1];
+            }
+            if (model == null) return;
+            endCursor = model.getEndCursor();
+            hasNextPage = model.hasNextPage();
+            model.setPageCursor(false, null);
+        }
+    };
+
+    @Override
+    public void onCreate(@Nullable final Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        fragmentActivity = (MainActivity) requireActivity();
+    }
+
+    @Nullable
+    @Override
+    public View onCreateView(@NonNull final LayoutInflater inflater, @Nullable final ViewGroup container, @Nullable final Bundle savedInstanceState) {
+        if (root != null) {
+            shouldRefresh = false;
+            return root;
+        }
+        binding = FragmentHashtagBinding.inflate(inflater, container, false);
+        root = binding.getRoot();
+        return root;
+    }
+
+    @Override
+    public void onViewCreated(@NonNull final View view, @Nullable final Bundle savedInstanceState) {
+        if (!shouldRefresh) return;
+        init();
+        shouldRefresh = false;
+    }
+
+    @Override
+    public void onDestroy() {
+        super.onDestroy();
+        if (postsViewModel != null) {
+            postsViewModel.getList().postValue(Collections.emptyList());
+        }
+    }
+
+    private void init() {
+        if (getArguments() == null) return;
+        final String cookie = settingsHelper.getString(Constants.COOKIE);
+        isLoggedIn = !Utils.isEmpty(cookie) && Utils.getUserIdFromCookie(cookie) != null;
+        final HashTagFragmentArgs fragmentArgs = HashTagFragmentArgs.fromBundle(getArguments());
+        hashtag = fragmentArgs.getHashtag();
+        setTitle();
+        setupPosts();
+        fetchHashtagModel();
+    }
+
+    private void setupPosts() {
+        postsViewModel = new ViewModelProvider(this).get(PostsViewModel.class);
+        final GridAutofitLayoutManager layoutManager = new GridAutofitLayoutManager(requireContext(), Utils.convertDpToPx(110));
+        binding.mainPosts.setLayoutManager(layoutManager);
+        binding.mainPosts.addItemDecoration(new GridSpacingItemDecoration(Utils.convertDpToPx(4)));
+        postsAdapter = new PostsAdapter((postModel, position) -> {
+            if (postsAdapter.isSelecting()) {
+                if (actionMode == null) return;
+                final String title = getString(R.string.number_selected, postsAdapter.getSelectedModels().size());
+                actionMode.setTitle(title);
+                return;
+            }
+            if (checkAndResetAction()) return;
+            startActivity(new Intent(requireContext(), PostViewer.class)
+                    .putExtra(Constants.EXTRAS_INDEX, position)
+                    .putExtra(Constants.EXTRAS_POST, postModel)
+                    .putExtra(Constants.EXTRAS_USER, hashtag)
+                    .putExtra(Constants.EXTRAS_TYPE, ItemGetType.MAIN_ITEMS));
+
+        }, (model, position) -> {
+            if (!postsAdapter.isSelecting()) {
+                checkAndResetAction();
+                return true;
+            }
+            if (onBackPressedCallback.isEnabled()) {
+                return true;
+            }
+            final OnBackPressedDispatcher onBackPressedDispatcher = fragmentActivity.getOnBackPressedDispatcher();
+            onBackPressedCallback.setEnabled(true);
+            actionMode = fragmentActivity.startActionMode(multiSelectAction);
+            final String title = getString(R.string.number_selected, 1);
+            actionMode.setTitle(title);
+            onBackPressedDispatcher.addCallback(getViewLifecycleOwner(), onBackPressedCallback);
+            return true;
+        });
+        postsViewModel.getList().observe(fragmentActivity, postsAdapter::submitList);
+        binding.mainPosts.setAdapter(postsAdapter);
+        final RecyclerLazyLoader lazyLoader = new RecyclerLazyLoader(layoutManager, (page, totalItemsCount) -> {
+            if (!hasNextPage) return;
+            binding.swipeRefreshLayout.setRefreshing(true);
+            fetchPosts();
+            endCursor = null;
+        });
+        binding.mainPosts.addOnScrollListener(lazyLoader);
+    }
+
+    private void fetchHashtagModel() {
+        stopCurrentExecutor();
+        binding.swipeRefreshLayout.setRefreshing(true);
+        currentlyExecuting = new HashtagFetcher(hashtag.substring(1), result -> {
+            hashtagModel = result;
+            binding.swipeRefreshLayout.setRefreshing(false);
+            if (hashtagModel == null) {
+                Toast.makeText(requireContext(), R.string.error_loading_profile, Toast.LENGTH_SHORT).show();
+                return;
+            }
+            fetchPosts();
+        }).executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR);
+    }
+
+    private void fetchPosts() {
+        stopCurrentExecutor();
+        binding.btnFollowTag.setVisibility(View.VISIBLE);
+        binding.swipeRefreshLayout.setRefreshing(true);
+        currentlyExecuting = new PostsFetcher(hashtag, endCursor, postsFetchListener).executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR);
+        if (isLoggedIn) {
+            new iStoryStatusFetcher(hashtagModel.getName(), null, false, true, false, false, stories -> {
+                storyModels = stories;
+                if (stories != null && stories.length > 0) {
+                    binding.mainHashtagImage.setStoriesBorder();
+                }
+            }).executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR);
+
+            binding.btnFollowTag.setText(hashtagModel.getFollowing() ? R.string.unfollow : R.string.follow);
+            ViewCompat.setBackgroundTintList(binding.btnFollowTag, ColorStateList.valueOf(
+                    ContextCompat.getColor(requireContext(), hashtagModel.getFollowing()
+                            ? R.color.btn_purple_background
+                            : R.color.btn_pink_background)));
+        } else {
+            binding.btnFollowTag.setText(Utils.dataBox.getFavorite(hashtag) != null
+                    ? R.string.unfavorite_short
+                    : R.string.favorite_short);
+            ViewCompat.setBackgroundTintList(binding.btnFollowTag, ColorStateList.valueOf(
+                    ContextCompat.getColor(requireContext(), Utils.dataBox.getFavorite(hashtag) != null
+                            ? R.color.btn_purple_background
+                            : R.color.btn_pink_background)));
+        }
+        binding.mainHashtagImage.setImageURI(hashtagModel.getSdProfilePic());
+        final String postCount = String.valueOf(hashtagModel.getPostCount());
+        final SpannableStringBuilder span = new SpannableStringBuilder(getString(R.string.main_posts_count, postCount));
+        span.setSpan(new RelativeSizeSpan(1.2f), 0, postCount.length(), 0);
+        span.setSpan(new StyleSpan(Typeface.BOLD), 0, postCount.length(), 0);
+        binding.mainTagPostCount.setText(span);
+        binding.mainTagPostCount.setVisibility(View.VISIBLE);
+    }
+
+    public void stopCurrentExecutor() {
+        if (currentlyExecuting != null) {
+            try {
+                currentlyExecuting.cancel(true);
+            } catch (final Exception e) {
+                if (logCollector != null)
+                    logCollector.appendException(e, LogCollector.LogFile.MAIN_HELPER, "stopCurrentExecutor");
+                Log.e(TAG, "", e);
+            }
+        }
+    }
+
+    private void setTitle() {
+        final ActionBar actionBar = fragmentActivity.getSupportActionBar();
+        if (actionBar != null) {
+            actionBar.setTitle(hashtag.substring(1));
+        }
+    }
+
+    private boolean checkAndResetAction() {
+        if (!onBackPressedCallback.isEnabled() && actionMode == null) {
+            return false;
+        }
+        if (onBackPressedCallback.isEnabled()) {
+            onBackPressedCallback.setEnabled(false);
+            onBackPressedCallback.remove();
+        }
+        if (actionMode != null) {
+            actionMode.finish();
+            actionMode = null;
+        }
+        return true;
+    }
+}

app/src/main/java/awais/instagrabber/fragments/main/FeedFragment.java

@@ -211,7 +211,8 @@ public class FeedFragment extends Fragment {
         //         });
         // builder.show();
         if (isHashtag) {
-            // hashtag...
+            final NavDirections action = FeedFragmentDirections.actionFeedFragmentToHashTagFragment(text);
+            NavHostFragment.findNavController(this).navigate(action);
             return;
         }
         final NavDirections action = FeedFragmentDirections.actionFeedFragmentToProfileFragment("@" + text);

app/src/main/java/awais/instagrabber/fragments/main/ProfileActionListener.java

@@ -1,57 +0,0 @@
-package awais.instagrabber.fragments.main;
-
-import android.content.Intent;
-import android.view.View;
-
-import awais.instagrabber.MainHelper;
-import awais.instagrabber.activities.SavedViewer;
-import awais.instagrabber.databinding.FragmentProfileBinding;
-import awais.instagrabber.models.LocationModel;
-import awais.instagrabber.models.ProfileModel;
-import awais.instagrabber.utils.Constants;
-import awais.instagrabber.utils.DataBox;
-import awais.instagrabber.utils.Utils;
-
-public class ProfileActionListener implements View.OnClickListener {
-
-    private String cookie;
-    private boolean isLoggedIn;
-    private ProfileModel profileModel;
-    private String userQuery;
-    private FragmentProfileBinding binding;
-    private LocationModel locationModel;
-
-    public ProfileActionListener(final String cookie, final boolean isLoggedIn, final ProfileModel profileModel, final String userQuery, final FragmentProfileBinding binding, final LocationModel locationModel) {
-        this.cookie = cookie;
-        this.isLoggedIn = isLoggedIn;
-        this.profileModel = profileModel;
-        this.userQuery = userQuery;
-        this.binding = binding;
-        this.locationModel = locationModel;
-    }
-
-    @Override
-    public void onClick(final View v) {
-
-
-
-        // else if (v == binding.btnFollow) {
-        //
-        // } else if (v == mainActivity.mainBinding.profileView.btnRestrict && isLoggedIn) {
-        //     new ProfileAction().execute("restrict");
-        // } else if (v == mainActivity.mainBinding.profileView.btnSaved && !isSelf) {
-        //     new ProfileAction().execute("block");
-        // } else if (v == mainActivity.mainBinding.profileView.btnFollowTag) {
-        //     new ProfileAction().execute("followtag");
-        // } else if (v == mainActivity.mainBinding.profileView.btnTagged || (v == mainActivity.mainBinding.profileView.btnRestrict && !isLoggedIn)) {
-        //     mainActivity.startActivity(new Intent(mainActivity, SavedViewer.class)
-        //             .putExtra(Constants.EXTRAS_INDEX, "%" + mainActivity.profileModel.getId())
-        //             .putExtra(Constants.EXTRAS_USER, "@" + mainActivity.profileModel.getUsername())
-        //     );
-        // } else if (v == mainActivity.mainBinding.profileView.btnSaved) {
-        //
-        // } else if (v == mainActivity.mainBinding.profileView.btnLiked) {
-        //
-        // }
-    }
-}

app/src/main/java/awais/instagrabber/fragments/main/ProfileFragment.java

@@ -52,7 +52,7 @@ import awais.instagrabber.customviews.helpers.GridAutofitLayoutManager;
 import awais.instagrabber.customviews.helpers.GridSpacingItemDecoration;
 import awais.instagrabber.customviews.helpers.RecyclerLazyLoader;
 import awais.instagrabber.databinding.FragmentProfileBinding;
-import awais.instagrabber.fragments.main.viewmodels.ProfilePostsViewModel;
+import awais.instagrabber.fragments.main.viewmodels.PostsViewModel;
 import awais.instagrabber.interfaces.FetchListener;
 import awais.instagrabber.models.PostModel;
 import awais.instagrabber.models.ProfileModel;
@@ -81,7 +81,7 @@ public class ProfileFragment extends Fragment {
     private String cookie;
     private String username;
     private ProfileModel profileModel;
-    private ProfilePostsViewModel profilePostsViewModel;
+    private PostsViewModel postsViewModel;
     private PostsAdapter postsAdapter;
     private ActionMode actionMode;
     private Handler usernameSettingHandler;
@@ -133,7 +133,6 @@ public class ProfileFragment extends Fragment {
                     return false;
                 }
             });
-
     private final FetchListener<PostModel[]> postsFetchListener = new FetchListener<PostModel[]>() {
         @Override
         public void onResult(final PostModel[] result) {
@@ -141,10 +140,10 @@ public class ProfileFragment extends Fragment {
             if (result != null) {
                 binding.mainPosts.post(() -> binding.mainPosts.setVisibility(View.VISIBLE));
                 // final int oldSize = mainActivity.allItems.size();
-                final List<PostModel> postModels = profilePostsViewModel.getList().getValue();
+                final List<PostModel> postModels = postsViewModel.getList().getValue();
                 final List<PostModel> finalList = postModels == null || postModels.isEmpty() ? new ArrayList<>() : new ArrayList<>(postModels);
                 finalList.addAll(Arrays.asList(result));
-                profilePostsViewModel.getList().postValue(finalList);
+                postsViewModel.getList().postValue(finalList);
                 PostModel model = null;
                 if (result.length != 0) {
                     model = result[result.length - 1];
@@ -202,8 +201,8 @@ public class ProfileFragment extends Fragment {
         if (usernameSettingHandler != null) {
             usernameSettingHandler.removeCallbacks(usernameSettingRunnable);
         }
-        if (profilePostsViewModel != null) {
+        if (postsViewModel != null) {
-            profilePostsViewModel.getList().postValue(Collections.emptyList());
+            postsViewModel.getList().postValue(Collections.emptyList());
         }
     }
 
@@ -608,7 +607,7 @@ public class ProfileFragment extends Fragment {
     }
 
     private void setupPosts() {
-        profilePostsViewModel = new ViewModelProvider(this).get(ProfilePostsViewModel.class);
+        postsViewModel = new ViewModelProvider(this).get(PostsViewModel.class);
         final GridAutofitLayoutManager layoutManager = new GridAutofitLayoutManager(requireContext(), Utils.convertDpToPx(110));
         binding.mainPosts.setLayoutManager(layoutManager);
         binding.mainPosts.addItemDecoration(new GridSpacingItemDecoration(Utils.convertDpToPx(4)));
@@ -641,7 +640,7 @@ public class ProfileFragment extends Fragment {
             onBackPressedDispatcher.addCallback(onBackPressedCallback);
             return true;
         });
-        profilePostsViewModel.getList().observe(fragmentActivity, postsAdapter::submitList);
+        postsViewModel.getList().observe(fragmentActivity, postsAdapter::submitList);
         binding.mainPosts.setAdapter(postsAdapter);
         final RecyclerLazyLoader lazyLoader = new RecyclerLazyLoader(layoutManager, (page, totalItemsCount) -> {
             if (!hasNextPage) return;

app/src/main/java/awais/instagrabber/fragments/main/viewmodels/PostsViewModel.java

@@ -7,7 +7,7 @@ import java.util.List;
 
 import awais.instagrabber.models.PostModel;
 
-public class ProfilePostsViewModel extends ViewModel {
+public class PostsViewModel extends ViewModel {
     private MutableLiveData<List<PostModel>> list;
 
     public MutableLiveData<List<PostModel>> getList() {

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

@@ -0,0 +1,77 @@
+<?xml version="1.0" encoding="utf-8"?>
+<awais.instagrabber.customviews.helpers.NestedCoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:background="?attr/colorOnPrimarySurface">
+
+    <com.google.android.material.appbar.AppBarLayout
+        android:id="@+id/appBarLayout"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:background="?attr/colorOnPrimarySurface">
+
+        <com.google.android.material.appbar.CollapsingToolbarLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            app:layout_scrollFlags="scroll">
+
+            <LinearLayout
+                android:id="@+id/tagInfoContainer"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:orientation="horizontal"
+                android:padding="@dimen/profile_info_container_bottom_space"
+                android:visibility="visible">
+
+                <awais.instagrabber.customviews.CircularImageView
+                    android:id="@+id/mainHashtagImage"
+                    android:layout_width="@dimen/profile_picture_size"
+                    android:layout_height="@dimen/profile_picture_size"
+                    android:adjustViewBounds="true"
+                    android:background="?selectableItemBackgroundBorderless" />
+
+                <androidx.appcompat.widget.AppCompatTextView
+                    android:id="@+id/mainTagPostCount"
+                    android:layout_width="0dp"
+                    android:layout_height="match_parent"
+                    android:layout_marginStart="12dp"
+                    android:layout_marginLeft="12dp"
+                    android:layout_marginEnd="12dp"
+                    android:layout_marginRight="12dp"
+                    android:layout_weight="1"
+                    android:gravity="center"
+                    android:textAppearance="@style/TextAppearance.AppCompat"
+                    android:textSize="15sp"
+                    tools:text="35\nPosts" />
+
+                <androidx.appcompat.widget.AppCompatButton
+                    android:id="@+id/btnFollowTag"
+                    android:layout_width="0dp"
+                    android:layout_height="wrap_content"
+                    android:layout_gravity="center_vertical"
+                    android:layout_weight="2"
+                    android:text="@string/follow"
+                    android:textColor="@color/btn_pink_text_color"
+                    android:textSize="20sp"
+                    android:visibility="gone"
+                    app:backgroundTint="@color/btn_pink_background" />
+            </LinearLayout>
+        </com.google.android.material.appbar.CollapsingToolbarLayout>
+    </com.google.android.material.appbar.AppBarLayout>
+
+    <androidx.swiperefreshlayout.widget.SwipeRefreshLayout
+        android:id="@+id/swipeRefreshLayout"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        app:layout_behavior="com.google.android.material.appbar.AppBarLayout$ScrollingViewBehavior">
+
+        <androidx.recyclerview.widget.RecyclerView
+            android:id="@+id/mainPosts"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:clipToPadding="false"
+            tools:listitem="@layout/item_post" />
+    </androidx.swiperefreshlayout.widget.SwipeRefreshLayout>
+</awais.instagrabber.customviews.helpers.NestedCoordinatorLayout>

app/src/main/res/navigation/feed_nav_graph.xml

@@ -16,6 +16,9 @@
         <action
             android:id="@+id/action_feedFragment_to_profileFragment"
             app:destination="@id/profileFragment" />
+        <action
+            android:id="@+id/action_feedFragment_to_hashTagFragment"
+            app:destination="@id/hashTagFragment" />
     </fragment>
     <fragment
         android:id="@+id/storyViewerFragment"
@@ -44,4 +47,14 @@
             app:argType="string"
             app:nullable="false" />
     </fragment>
+    <fragment
+        android:id="@+id/hashTagFragment"
+        android:name="awais.instagrabber.fragments.HashTagFragment"
+        android:label=""
+        tools:layout="@layout/fragment_hashtag">
+        <argument
+            android:name="hashtag"
+            app:argType="string"
+            app:nullable="false" />
+    </fragment>
 </navigation>