From 3263cca5825d17caed009d2b277b3b351ff1da9a Mon Sep 17 00:00:00 2001
From: Alex Ning <chineseperson5@gmail.com>
Date: Wed, 21 Apr 2021 10:06:32 +0800
Subject: [PATCH] Fix the FAB shown in subreddit page in
 SubscribedThingListingActivity.

---
 .../SubscribedThingListingActivity.java       | 19 +++++++++++++++++--
 .../fragments/MultiRedditListingFragment.java |  4 ++--
 .../activity_subscribed_thing_listing.xml     |  1 -
 3 files changed, 19 insertions(+), 5 deletions(-)

diff --git a/app/src/main/java/ml/docilealligator/infinityforreddit/activities/SubscribedThingListingActivity.java b/app/src/main/java/ml/docilealligator/infinityforreddit/activities/SubscribedThingListingActivity.java
index c4a90904..2d457dc4 100644
--- a/app/src/main/java/ml/docilealligator/infinityforreddit/activities/SubscribedThingListingActivity.java
+++ b/app/src/main/java/ml/docilealligator/infinityforreddit/activities/SubscribedThingListingActivity.java
@@ -79,7 +79,7 @@ public class SubscribedThingListingActivity extends BaseActivity implements Acti
     @BindView(R.id.view_pager_subscribed_thing_listing_activity)
     ViewPager viewPager;
     @BindView(R.id.fab_subscribed_thing_listing_activity)
-    public FloatingActionButton fab;
+    FloatingActionButton fab;
     @Inject
     @Named("oauth")
     Retrofit mOauthRetrofit;
@@ -189,6 +189,9 @@ public class SubscribedThingListingActivity extends BaseActivity implements Acti
         sectionsPagerAdapter = new SectionsPagerAdapter(getSupportFragmentManager());
         viewPager.setAdapter(sectionsPagerAdapter);
         viewPager.setOffscreenPageLimit(3);
+        if (viewPager.getCurrentItem() != 2) {
+            fab.hide();
+        }
         viewPager.addOnPageChangeListener(new ViewPager.SimpleOnPageChangeListener() {
             @Override
             public void onPageSelected(int position) {
@@ -197,7 +200,7 @@ public class SubscribedThingListingActivity extends BaseActivity implements Acti
                     fab.hide();
                 } else {
                     lockSwipeRightToGoBack();
-                    if (position == 1) {
+                    if (position != 2) {
                         fab.hide();
                     } else {
                         fab.show();
@@ -276,6 +279,18 @@ public class SubscribedThingListingActivity extends BaseActivity implements Acti
         }
     }
 
+    public void showFabInMultiredditTab() {
+        if (viewPager.getCurrentItem() == 2) {
+            fab.show();
+        }
+    }
+
+    public void hideFabInMultiredditTab() {
+        if (viewPager.getCurrentItem() == 2) {
+            fab.hide();
+        }
+    }
+
     private void loadMultiReddits() {
         FetchMyMultiReddits.fetchMyMultiReddits(mOauthRetrofit, mAccessToken, new FetchMyMultiReddits.FetchMyMultiRedditsListener() {
             @Override
diff --git a/app/src/main/java/ml/docilealligator/infinityforreddit/fragments/MultiRedditListingFragment.java b/app/src/main/java/ml/docilealligator/infinityforreddit/fragments/MultiRedditListingFragment.java
index 9c86135c..fc0723eb 100644
--- a/app/src/main/java/ml/docilealligator/infinityforreddit/fragments/MultiRedditListingFragment.java
+++ b/app/src/main/java/ml/docilealligator/infinityforreddit/fragments/MultiRedditListingFragment.java
@@ -144,9 +144,9 @@ public class MultiRedditListingFragment extends Fragment implements FragmentComm
                 public void onScrolled(@NonNull RecyclerView recyclerView, int dx, int dy) {
                     super.onScrolled(recyclerView, dx, dy);
                     if (dy > 0) {
-                        ((SubscribedThingListingActivity) mActivity).fab.hide();
+                        ((SubscribedThingListingActivity) mActivity).hideFabInMultiredditTab();
                     } else {
-                        ((SubscribedThingListingActivity) mActivity).fab.show();
+                        ((SubscribedThingListingActivity) mActivity).showFabInMultiredditTab();
                     }
                 }
             });
diff --git a/app/src/main/res/layout/activity_subscribed_thing_listing.xml b/app/src/main/res/layout/activity_subscribed_thing_listing.xml
index 6ff42767..d1f49996 100644
--- a/app/src/main/res/layout/activity_subscribed_thing_listing.xml
+++ b/app/src/main/res/layout/activity_subscribed_thing_listing.xml
@@ -57,7 +57,6 @@
         android:layout_height="wrap_content"
         android:layout_margin="@dimen/fab_margin"
         android:layout_gravity="bottom|end"
-        android:visibility="gone"
         app:srcCompat="@drawable/ic_add_day_night_24dp" />
 
 </androidx.coordinatorlayout.widget.CoordinatorLayout>
\ No newline at end of file