Support showing subscribed subreddits in the main page.

3 files changed, 64 insertions, 5 deletions

diff --git a/app/src/main/java/ml/docilealligator/infinityforreddit/Activity/MainActivity.java b/app/src/main/java/ml/docilealligator/infinityforreddit/Activity/MainActivity.java
index 1d05e6d6..384f7621 100644
--- a/app/src/main/java/ml/docilealligator/infinityforreddit/Activity/MainActivity.java
+++ b/app/src/main/java/ml/docilealligator/infinityforreddit/Activity/MainActivity.java
@@ -52,6 +52,7 @@ import org.greenrobot.eventbus.EventBus;
 import org.greenrobot.eventbus.Subscribe;
 
 import java.util.ArrayList;
+import java.util.List;
 import java.util.concurrent.TimeUnit;
 
 import javax.inject.Inject;
@@ -205,6 +206,7 @@ public class MainActivity extends BaseActivity implements SortTypeSelectionCallb
     private boolean mConfirmToExit;
     private boolean mLockBottomAppBar;
     private boolean mDisableSwipingBetweenTabs;
+    private boolean mShowSubscribedSubreddits;
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
@@ -599,10 +601,16 @@ public class MainActivity extends BaseActivity implements SortTypeSelectionCallb
         navDrawerRecyclerView.setLayoutManager(new LinearLayoutManager(this));
         navDrawerRecyclerView.setAdapter(adapter);
 
-        sectionsPagerAdapter = new SectionsPagerAdapter(fragmentManager, getLifecycle());
+        mShowSubscribedSubreddits = mMainActivityTabsSharedPreferences.getBoolean((mAccountName == null ? "" : mAccountName) + SharedPreferencesUtils.MAIN_PAGE_SHOW_SUBSCRIBED_SUBREDDITS, false);
+        sectionsPagerAdapter = new SectionsPagerAdapter(fragmentManager, getLifecycle(), mShowSubscribedSubreddits);
         viewPager2.setAdapter(sectionsPagerAdapter);
-        viewPager2.setOffscreenPageLimit(3);
+        viewPager2.setOffscreenPageLimit(1);
         viewPager2.setUserInputEnabled(!mDisableSwipingBetweenTabs);
+        if (mShowSubscribedSubreddits) {
+            tabLayout.setTabMode(TabLayout.MODE_SCROLLABLE);
+        } else {
+            tabLayout.setTabMode(TabLayout.MODE_FIXED);
+        }
         new TabLayoutMediator(tabLayout, viewPager2, (tab, position) -> {
             if (mAccessToken == null) {
                 switch (position) {
@@ -625,6 +633,12 @@ public class MainActivity extends BaseActivity implements SortTypeSelectionCallb
                         tab.setText(mMainActivityTabsSharedPreferences.getString((mAccountName == null ? "" : mAccountName) + SharedPreferencesUtils.MAIN_PAGE_TAB_3_TITLE, getString(R.string.all)));
                         break;
                 }
+                if (position >= 3 && mShowSubscribedSubreddits && sectionsPagerAdapter != null) {
+                    List<SubscribedSubredditData> subscribedSubreddits = sectionsPagerAdapter.subscribedSubreddits;
+                    if (position - 3 < subscribedSubreddits.size()) {
+                        tab.setText(subscribedSubreddits.get(position - 3).getName());
+                    }
+                }
             }
         }).attach();
 
@@ -647,7 +661,12 @@ public class MainActivity extends BaseActivity implements SortTypeSelectionCallb
                 new SubscribedSubredditViewModel.Factory(getApplication(), mRedditDataRoomDatabase, mAccountName))
                 .get(SubscribedSubredditViewModel.class);
         subscribedSubredditViewModel.getAllSubscribedSubreddits().observe(this,
-                subscribedSubredditData -> adapter.setSubscribedSubreddits(subscribedSubredditData));
+                subscribedSubredditData -> {
+                    adapter.setSubscribedSubreddits(subscribedSubredditData);
+                    if (mShowSubscribedSubreddits && sectionsPagerAdapter != null) {
+                        sectionsPagerAdapter.setSubscribedSubreddits(subscribedSubredditData);
+                    }
+                });
 
         accountViewModel = new ViewModelProvider(this,
                 new AccountViewModel.Factory(getApplication(), mRedditDataRoomDatabase, mAccountName)).get(AccountViewModel.class);
@@ -978,8 +997,13 @@ public class MainActivity extends BaseActivity implements SortTypeSelectionCallb
     }
 
     private class SectionsPagerAdapter extends FragmentStateAdapter {
-        SectionsPagerAdapter(FragmentManager fm, Lifecycle lifecycle) {
+        boolean showSubscribedSubreddits;
+        List<SubscribedSubredditData> subscribedSubreddits;
+
+        SectionsPagerAdapter(FragmentManager fm, Lifecycle lifecycle, boolean showSubscribedSubreddits) {
             super(fm, lifecycle);
+            subscribedSubreddits = new ArrayList<>();
+            this.showSubscribedSubreddits = showSubscribedSubreddits;
         }
 
         @NonNull
@@ -1018,14 +1042,25 @@ public class MainActivity extends BaseActivity implements SortTypeSelectionCallb
                 String name = mMainActivityTabsSharedPreferences.getString((mAccountName == null ? "" : mAccountName) + SharedPreferencesUtils.MAIN_PAGE_TAB_2_NAME, "");
                 return generatePostFragment(postType, name);
             } else {
+                if (showSubscribedSubreddits) {
+                    if (position > 2 && position - 3 < subscribedSubreddits.size()) {
+                        int postType = SharedPreferencesUtils.MAIN_PAGE_TAB_POST_TYPE_SUBREDDIT;
+                        String name = subscribedSubreddits.get(position - 3).getName();
+                        return generatePostFragment(postType, name);
+                    }
+                }
                 int postType = mMainActivityTabsSharedPreferences.getInt((mAccountName == null ? "" : mAccountName) + SharedPreferencesUtils.MAIN_PAGE_TAB_3_POST_TYPE, SharedPreferencesUtils.MAIN_PAGE_TAB_POST_TYPE_ALL);
                 String name = mMainActivityTabsSharedPreferences.getString((mAccountName == null ? "" : mAccountName) + SharedPreferencesUtils.MAIN_PAGE_TAB_3_NAME, "");
                 return generatePostFragment(postType, name);
             }
         }
 
-        private Fragment generatePostFragment(int postType, String name) {
+        public void setSubscribedSubreddits(List<SubscribedSubredditData> subscribedSubreddits) {
+            this.subscribedSubreddits = subscribedSubreddits;
+            notifyDataSetChanged();
+        }
 
+        private Fragment generatePostFragment(int postType, String name) {
             if (postType == SharedPreferencesUtils.MAIN_PAGE_TAB_POST_TYPE_HOME) {
                 PostFragment fragment = new PostFragment();
                 Bundle bundle = new Bundle();
@@ -1094,6 +1129,9 @@ public class MainActivity extends BaseActivity implements SortTypeSelectionCallb
             if (mAccessToken == null) {
                 return 2;
             }
+            if (showSubscribedSubreddits) {
+                return 3 + subscribedSubreddits.size();
+            }
             return 3;
         }
 
diff --git a/app/src/main/java/ml/docilealligator/infinityforreddit/Settings/CustomizeMainPageTabsFragment.java b/app/src/main/java/ml/docilealligator/infinityforreddit/Settings/CustomizeMainPageTabsFragment.java
index 68d324b8..fe75de74 100644
--- a/app/src/main/java/ml/docilealligator/infinityforreddit/Settings/CustomizeMainPageTabsFragment.java
+++ b/app/src/main/java/ml/docilealligator/infinityforreddit/Settings/CustomizeMainPageTabsFragment.java
@@ -16,6 +16,7 @@ import androidx.annotation.NonNull;
 import androidx.fragment.app.Fragment;
 
 import com.google.android.material.dialog.MaterialAlertDialogBuilder;
+import com.google.android.material.switchmaterial.SwitchMaterial;
 
 import javax.inject.Inject;
 import javax.inject.Named;
@@ -86,6 +87,14 @@ public class CustomizeMainPageTabsFragment extends Fragment {
     TextView tab3NameTitleTextView;
     @BindView(R.id.tab_3_name_summary_text_view_customize_main_page_tabs_fragment)
     TextView tab3NameSummaryTextView;
+    @BindView(R.id.divider_4_customize_main_page_tabs_fragment)
+    View divider4;
+    @BindView(R.id.more_tabs_group_summary_customize_main_page_tabs_fragment)
+    TextView moreTabsGroupSummaryTextView;
+    @BindView(R.id.show_subscribed_subreddits_linear_layout_customize_main_page_tabs_fragment)
+    LinearLayout showSubscribedSubredditsLinearLayout;
+    @BindView(R.id.show_subscribed_subreddits_switch_material_customize_main_page_tabs_fragment)
+    SwitchMaterial showSubscribedSubredditsSwitchMaterial;
     @Inject
     @Named("main_activity_tabs")
     SharedPreferences sharedPreferences;
@@ -130,6 +139,10 @@ public class CustomizeMainPageTabsFragment extends Fragment {
             tab3GroupSummaryTextView.setVisibility(View.GONE);
             tab3TitleLinearLayout.setVisibility(View.GONE);
             tab3TypeLinearLayout.setVisibility(View.GONE);
+            divider4.setVisibility(View.GONE);
+            moreTabsGroupSummaryTextView.setVisibility(View.GONE);
+            showSubscribedSubredditsLinearLayout.setVisibility(View.GONE);
+            showSubscribedSubredditsSwitchMaterial.setVisibility(View.GONE);
 
             return rootView;
         }
@@ -433,6 +446,13 @@ public class CustomizeMainPageTabsFragment extends Fragment {
                     .show();
         });
 
+        showSubscribedSubredditsSwitchMaterial.setChecked(sharedPreferences.getBoolean((accountName == null ? "" : accountName) + SharedPreferencesUtils.MAIN_PAGE_SHOW_SUBSCRIBED_SUBREDDITS, false));
+        showSubscribedSubredditsLinearLayout.setOnClickListener(view -> {
+            showSubscribedSubredditsSwitchMaterial.performClick();
+        });
+
+        showSubscribedSubredditsSwitchMaterial.setOnCheckedChangeListener((compoundButton, b) -> sharedPreferences.edit().putBoolean((accountName == null ? "" : accountName) + SharedPreferencesUtils.MAIN_PAGE_SHOW_SUBSCRIBED_SUBREDDITS, b).apply());
+
         return rootView;
     }
 
diff --git a/app/src/main/java/ml/docilealligator/infinityforreddit/Utils/SharedPreferencesUtils.java b/app/src/main/java/ml/docilealligator/infinityforreddit/Utils/SharedPreferencesUtils.java
index 598c3d98..20f56eb7 100644
--- a/app/src/main/java/ml/docilealligator/infinityforreddit/Utils/SharedPreferencesUtils.java
+++ b/app/src/main/java/ml/docilealligator/infinityforreddit/Utils/SharedPreferencesUtils.java
@@ -146,6 +146,7 @@ public class SharedPreferencesUtils {
     public static final int MAIN_PAGE_TAB_POST_TYPE_SUBREDDIT = 3;
     public static final int MAIN_PAGE_TAB_POST_TYPE_MULTIREDDIT = 4;
     public static final int MAIN_PAGE_TAB_POST_TYPE_USER = 5;
+    public static final String MAIN_PAGE_SHOW_SUBSCRIBED_SUBREDDITS = "_main_page_show_subscribed_subreddits";
 
     public static final String NSFW_AND_SPOILER_SHARED_PREFERENCES_FILE = "ml.docilealligator.infinityforreddit.nsfw_and_spoiler";
     public static final String NSFW_BASE = "_nsfw";