feat: show random button on library (#855)

app/src/main/java/com/lagradost/cloudstream3/ui/library/LibraryFragment.kt

@@ -20,11 +20,12 @@ import android.widget.Toast
 import androidx.annotation.StringRes
 import androidx.appcompat.widget.SearchView
 import androidx.core.view.allViews
+import androidx.core.view.isGone
 import androidx.core.view.isVisible
 import androidx.fragment.app.Fragment
 import androidx.fragment.app.activityViewModels
+import androidx.preference.PreferenceManager
 import androidx.recyclerview.widget.RecyclerView
-import androidx.viewpager2.widget.ViewPager2
 import com.google.android.material.tabs.TabLayout
 import com.google.android.material.tabs.TabLayoutMediator
 import com.lagradost.cloudstream3.APIHolder
@@ -35,6 +36,7 @@ import com.lagradost.cloudstream3.AcraApplication.Companion.setKey
 import com.lagradost.cloudstream3.CommonActivity
 import com.lagradost.cloudstream3.MainActivity
 import com.lagradost.cloudstream3.R
+import com.lagradost.cloudstream3.SearchResponse
 import com.lagradost.cloudstream3.databinding.FragmentLibraryBinding
 import com.lagradost.cloudstream3.mvvm.Resource
 import com.lagradost.cloudstream3.mvvm.debugAssert
@@ -80,6 +82,8 @@ data class ProviderLibraryData(
 
 class LibraryFragment : Fragment() {
     companion object {
+
+        val listLibraryItems = mutableListOf<SyncAPI.LibraryItem>()
         fun newInstance() = LibraryFragment()
 
         /**
@@ -91,6 +95,7 @@ class LibraryFragment : Fragment() {
     private val libraryViewModel: LibraryViewModel by activityViewModels()
 
     var binding: FragmentLibraryBinding? = null
+    private var toggleRandomButton = false
 
     override fun onCreateView(
         inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?
@@ -196,6 +201,25 @@ class LibraryFragment : Fragment() {
             }
         }
 
+        //Load value for toggling Random button. Hide at startup
+        context?.let {
+            val settingsManager = PreferenceManager.getDefaultSharedPreferences(it)
+            toggleRandomButton =
+                settingsManager.getBoolean(
+                    getString(R.string.random_button_key),
+                    false
+                ) && !SettingsFragment.isTvSettings()
+            binding?.libraryRandom?.visibility = View.GONE
+        }
+
+        binding?.libraryRandom?.setOnClickListener {
+            if (listLibraryItems.isNotEmpty()) {
+                val listLibraryItem = listLibraryItems.random()
+                libraryViewModel.currentSyncApi?.syncIdName?.let {
+                    loadLibraryItem(it, listLibraryItem.syncId,listLibraryItem)
+                }
+            }
+        }
 
         /**
          * Shows a plugin selection dialogue and saves the response
@@ -277,8 +301,10 @@ class LibraryFragment : Fragment() {
                 { isScrollingDown: Boolean ->
                     if (isScrollingDown) {
                         binding?.sortFab?.shrink()
+                        binding?.libraryRandom?.shrink()
                     } else {
                         binding?.sortFab?.extend()
+                        binding?.libraryRandom?.extend()
                     }
                 }) callback@{ searchClickCallback ->
                 // To prevent future accidents
@@ -303,52 +329,7 @@ class LibraryFragment : Fragment() {
                     }
 
                     SEARCH_ACTION_LOAD -> {
-                        // This basically first selects the individual opener and if that is default then
+                        loadLibraryItem(syncName, syncId, searchClickCallback.card)
-                        // selects the whole list opener
-                        val savedListSelection =
-                            getKey<LibraryOpener>("$currentAccount/$LIBRARY_FOLDER", syncName.name)
-                        val savedSelection = getKey<LibraryOpener>(
-                            "$currentAccount/$LIBRARY_FOLDER",
-                            syncId
-                        ).takeIf {
-                            it?.openType != LibraryOpenerType.Default
-                        } ?: savedListSelection
-
-                        when (savedSelection?.openType) {
-                            null, LibraryOpenerType.Default -> {
-                                // Prevents opening MAL/AniList as a provider
-                                if (APIHolder.getApiFromNameNull(searchClickCallback.card.apiName) != null) {
-                                    activity?.loadSearchResult(
-                                        searchClickCallback.card
-                                    )
-                                } else {
-                                    // Search when no provider can open
-                                    QuickSearchFragment.pushSearch(
-                                        activity,
-                                        searchClickCallback.card.name
-                                    )
-                                }
-                            }
-
-                            LibraryOpenerType.None -> {}
-                            LibraryOpenerType.Provider ->
-                                savedSelection.providerData?.apiName?.let { apiName ->
-                                    activity?.loadResult(
-                                        searchClickCallback.card.url,
-                                        apiName,
-                                    )
-                                }
-
-                            LibraryOpenerType.Browser ->
-                                openBrowser(searchClickCallback.card.url)
-
-                            LibraryOpenerType.Search -> {
-                                QuickSearchFragment.pushSearch(
-                                    activity,
-                                    searchClickCallback.card.name
-                                )
-                            }
-                        }
                     }
                 }
             }
@@ -414,6 +395,16 @@ class LibraryFragment : Fragment() {
                             binding?.viewpager?.setCurrentItem(page, false)
                         }
 
+                        observe(libraryViewModel.currentPage){
+                            if (toggleRandomButton) {
+                                listLibraryItems.clear()
+                                listLibraryItems.addAll(pages[it].items)
+                                libraryRandom.isVisible = listLibraryItems.isNotEmpty()
+                            } else {
+                                libraryRandom.isGone = true
+                            }
+                        }
+
                         // Only stop loading after 300ms to hide the fade effect the viewpager produces when updating
                         // Without this there would be a flashing effect:
                         // loading -> show old viewpager -> black screen -> show new viewpager
@@ -512,6 +503,62 @@ class LibraryFragment : Fragment() {
             }
         })*/
     }
+
+    private fun loadLibraryItem(
+        syncName: SyncIdName,
+        syncId: String,
+        card: SearchResponse
+    ) {
+        // This basically first selects the individual opener and if that is default then
+        // selects the whole list opener
+        val savedListSelection =
+            getKey<LibraryOpener>("$currentAccount/$LIBRARY_FOLDER", syncName.name)
+
+        val savedSelection = getKey<LibraryOpener>(
+            "$currentAccount/$LIBRARY_FOLDER",
+            syncId
+        ).takeIf {
+            it?.openType != LibraryOpenerType.Default
+        } ?: savedListSelection
+
+        when (savedSelection?.openType) {
+            null, LibraryOpenerType.Default -> {
+                // Prevents opening MAL/AniList as a provider
+                if (APIHolder.getApiFromNameNull(card.apiName) != null) {
+                    activity?.loadSearchResult(
+                        card
+                    )
+                } else {
+                    // Search when no provider can open
+                    QuickSearchFragment.pushSearch(
+                        activity,
+                        card.name
+                    )
+                }
+            }
+
+            LibraryOpenerType.None -> {}
+            LibraryOpenerType.Provider ->
+                savedSelection.providerData?.apiName?.let { apiName ->
+                    activity?.loadResult(
+                        card.url,
+                        apiName,
+                    )
+                }
+
+            LibraryOpenerType.Browser ->
+                openBrowser(card.url)
+
+            LibraryOpenerType.Search -> {
+                QuickSearchFragment.pushSearch(
+                    activity,
+                    card.name
+                )
+            }
+        }
+
+    }
+
     override fun onConfigurationChanged(newConfig: Configuration) {
         (binding?.viewpager?.adapter as? ViewpagerAdapter)?.rebind()
         super.onConfigurationChanged(newConfig)

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

@@ -159,6 +159,16 @@
         android:layout_width="match_parent"
         android:layout_height="match_parent"
         android:layout_marginBottom="40dp">
+        <com.google.android.material.floatingactionbutton.ExtendedFloatingActionButton
+            android:id="@+id/library_random"
+            style="@style/ExtendedFloatingActionButton"
+            android:layout_gravity="bottom|start"
+            android:text="@string/home_random"
+            android:textColor="?attr/textColor"
+            android:visibility="gone"
+            app:icon="@drawable/ic_baseline_play_arrow_24"
+            tools:ignore="ContentDescription"
+            tools:visibility="visible" />
 
         <com.google.android.material.floatingactionbutton.ExtendedFloatingActionButton
             android:id="@+id/sort_fab"

app/src/main/res/values/strings.xml

@@ -435,7 +435,7 @@
     <string name="pref_category_ui_features">Features</string>
     <string name="category_general">General</string>
     <string name="random_button_settings">Random Button</string>
-    <string name="random_button_settings_desc">Show random button on Homepage</string>
+    <string name="random_button_settings_desc">Show random button on Homepage and Library</string>
     <string name="provider_lang_settings">Provider languages</string>
     <string name="app_layout">App Layout</string>
     <string name="preferred_media_settings">Preferred media</string>