From 253874d14f8a94a4b968257744fe7efc5eb1a163 Mon Sep 17 00:00:00 2001
From: Matthieu <24-artectrex@users.noreply.shinice.net>
Date: Tue, 18 May 2021 12:06:38 +0200
Subject: [PATCH] Click tab again to scroll to top

---
 .../java/org/pixeldroid/app/MainActivity.kt   | 40 +++++++++++++------
 .../feeds/cachedFeeds/CachedFeedFragment.kt   |  4 ++
 2 files changed, 32 insertions(+), 12 deletions(-)

diff --git a/app/src/main/java/org/pixeldroid/app/MainActivity.kt b/app/src/main/java/org/pixeldroid/app/MainActivity.kt
index 77977123..1df075f7 100644
--- a/app/src/main/java/org/pixeldroid/app/MainActivity.kt
+++ b/app/src/main/java/org/pixeldroid/app/MainActivity.kt
@@ -11,7 +11,6 @@ import android.widget.ImageView
 import androidx.appcompat.app.AppCompatActivity
 import androidx.core.content.ContextCompat
 import androidx.core.view.GravityCompat
-import androidx.core.view.NestedScrollingChild
 import androidx.fragment.app.Fragment
 import androidx.lifecycle.lifecycleScope
 import androidx.paging.ExperimentalPagingApi
@@ -19,9 +18,22 @@ import androidx.recyclerview.widget.RecyclerView
 import androidx.viewpager2.adapter.FragmentStateAdapter
 import androidx.viewpager2.widget.ViewPager2
 import com.bumptech.glide.Glide
+import com.google.android.material.tabs.TabLayout
 import com.google.android.material.tabs.TabLayoutMediator
+import com.mikepenz.iconics.typeface.library.googlematerial.GoogleMaterial
+import com.mikepenz.materialdrawer.iconics.iconicsIcon
+import com.mikepenz.materialdrawer.model.PrimaryDrawerItem
+import com.mikepenz.materialdrawer.model.ProfileDrawerItem
+import com.mikepenz.materialdrawer.model.ProfileSettingDrawerItem
+import com.mikepenz.materialdrawer.model.interfaces.*
+import com.mikepenz.materialdrawer.util.AbstractDrawerImageLoader
+import com.mikepenz.materialdrawer.util.DrawerImageLoader
+import com.mikepenz.materialdrawer.widget.AccountHeaderView
+import org.ligi.tracedroid.sending.sendTraceDroidStackTracesIfExist
 import org.pixeldroid.app.databinding.ActivityMainBinding
 import org.pixeldroid.app.postCreation.camera.CameraFragment
+import org.pixeldroid.app.posts.NestedScrollableHost
+import org.pixeldroid.app.posts.feeds.cachedFeeds.CachedFeedFragment
 import org.pixeldroid.app.posts.feeds.cachedFeeds.notifications.NotificationsFragment
 import org.pixeldroid.app.posts.feeds.cachedFeeds.postFeeds.PostFeedFragment
 import org.pixeldroid.app.profile.ProfileActivity
@@ -33,20 +45,10 @@ import org.pixeldroid.app.utils.db.entities.HomeStatusDatabaseEntity
 import org.pixeldroid.app.utils.db.entities.PublicFeedStatusDatabaseEntity
 import org.pixeldroid.app.utils.db.entities.UserDatabaseEntity
 import org.pixeldroid.app.utils.hasInternet
-import com.mikepenz.iconics.typeface.library.googlematerial.GoogleMaterial
-import com.mikepenz.materialdrawer.iconics.iconicsIcon
-import com.mikepenz.materialdrawer.model.PrimaryDrawerItem
-import com.mikepenz.materialdrawer.model.ProfileDrawerItem
-import com.mikepenz.materialdrawer.model.ProfileSettingDrawerItem
-import com.mikepenz.materialdrawer.model.interfaces.*
-import com.mikepenz.materialdrawer.util.AbstractDrawerImageLoader
-import com.mikepenz.materialdrawer.util.DrawerImageLoader
-import com.mikepenz.materialdrawer.widget.AccountHeaderView
-import org.ligi.tracedroid.sending.sendTraceDroidStackTracesIfExist
-import org.pixeldroid.app.posts.NestedScrollableHost
 import retrofit2.HttpException
 import java.io.IOException
 
+
 class MainActivity : BaseActivity() {
 
     private lateinit var header: AccountHeaderView
@@ -297,6 +299,20 @@ class MainActivity : BaseActivity() {
                 return tab_array.size
             }
         }
+        binding.tabs.addOnTabSelectedListener(object : TabLayout.OnTabSelectedListener {
+            override fun onTabSelected(tab: TabLayout.Tab?){}
+
+            override fun onTabUnselected(tab: TabLayout.Tab?) {}
+
+            override fun onTabReselected(tab: TabLayout.Tab?) {
+                tab?.position?.let { position ->
+                    val page =
+                        //No clue why this works but it does. F to pay respects
+                        supportFragmentManager.findFragmentByTag("f$position")
+                    (page as? CachedFeedFragment<*>)?.onTabReClicked()
+                }
+            }
+        })
 
         TabLayoutMediator(binding.tabs, binding.viewPager) { tab, position ->
             tab.icon = ContextCompat.getDrawable(applicationContext,
diff --git a/app/src/main/java/org/pixeldroid/app/posts/feeds/cachedFeeds/CachedFeedFragment.kt b/app/src/main/java/org/pixeldroid/app/posts/feeds/cachedFeeds/CachedFeedFragment.kt
index db534500..b8484efe 100644
--- a/app/src/main/java/org/pixeldroid/app/posts/feeds/cachedFeeds/CachedFeedFragment.kt
+++ b/app/src/main/java/org/pixeldroid/app/posts/feeds/cachedFeeds/CachedFeedFragment.kt
@@ -76,6 +76,10 @@ open class CachedFeedFragment<T: FeedContentDatabase> : BaseFragment() {
 
         return binding.root
     }
+
+    fun onTabReClicked() {
+        binding.list.scrollToPosition(0)
+    }
 }