Add favorites fragment + switch settings for favorites on bottom nav

app/src/main/java/dev/jdtech/jellyfin/BindingAdapters.kt

@@ -8,6 +8,7 @@ import com.bumptech.glide.load.resource.drawable.DrawableTransitionOptions
 import dev.jdtech.jellyfin.adapters.*
 import dev.jdtech.jellyfin.api.JellyfinApi
 import dev.jdtech.jellyfin.database.Server
+import dev.jdtech.jellyfin.models.FavoriteSection
 import org.jellyfin.sdk.model.api.BaseItemDto
 import org.jellyfin.sdk.model.api.BaseItemPerson
 import java.util.*
@@ -167,3 +168,9 @@ fun bindItemPrimaryImage(imageView: ImageView, item: BaseItemDto?) {
         imageView.contentDescription = "${item.name} poster"
     }
 }
+
+@BindingAdapter("favoriteSections")
+fun bindFavoriteSections(recyclerView: RecyclerView, data: List<FavoriteSection>?) {
+    val adapter = recyclerView.adapter as FavoritesListAdapter
+    adapter.submitList(data)
+}

app/src/main/java/dev/jdtech/jellyfin/MainActivity.kt

@@ -34,7 +34,7 @@ class MainActivity : AppCompatActivity() {
         // menu should be considered as top level destinations.
         val appBarConfiguration = AppBarConfiguration(
             setOf(
-                R.id.navigation_home, R.id.navigation_media, R.id.navigation_settings
+                R.id.navigation_home, R.id.navigation_media, R.id.favoriteFragment
             )
         )
         setupActionBarWithNavController(navController, appBarConfiguration)

app/src/main/java/dev/jdtech/jellyfin/adapters/FavoritesListAdapter.kt

@@ -0,0 +1,63 @@
+package dev.jdtech.jellyfin.adapters
+
+import android.view.LayoutInflater
+import android.view.ViewGroup
+import androidx.recyclerview.widget.DiffUtil
+import androidx.recyclerview.widget.ListAdapter
+import androidx.recyclerview.widget.RecyclerView
+import dev.jdtech.jellyfin.databinding.FavoriteSectionBinding
+import dev.jdtech.jellyfin.models.FavoriteSection
+
+class FavoritesListAdapter(
+    private val onClickListener: ViewItemListAdapter.OnClickListener,
+    private val onEpisodeClickListener: HomeEpisodeListAdapter.OnClickListener
+) : ListAdapter<FavoriteSection, FavoritesListAdapter.SectionViewHolder>(DiffCallback) {
+    class SectionViewHolder(private var binding: FavoriteSectionBinding) :
+        RecyclerView.ViewHolder(binding.root) {
+        fun bind(
+            section: FavoriteSection,
+            onClickListener: ViewItemListAdapter.OnClickListener,
+            onEpisodeClickListener: HomeEpisodeListAdapter.OnClickListener
+        ) {
+            binding.section = section
+            if (section.name == "Movies" || section.name == "Shows") {
+                binding.itemsRecyclerView.adapter =
+                    ViewItemListAdapter(onClickListener, fixedWidth = true)
+                (binding.itemsRecyclerView.adapter as ViewItemListAdapter).submitList(section.items)
+            } else if (section.name == "Episodes") {
+                binding.itemsRecyclerView.adapter =
+                    HomeEpisodeListAdapter(onEpisodeClickListener)
+                (binding.itemsRecyclerView.adapter as HomeEpisodeListAdapter).submitList(section.items)
+            }
+            binding.executePendingBindings()
+        }
+    }
+
+    companion object DiffCallback : DiffUtil.ItemCallback<FavoriteSection>() {
+        override fun areItemsTheSame(oldItem: FavoriteSection, newItem: FavoriteSection): Boolean {
+            return oldItem.id == newItem.id
+        }
+
+        override fun areContentsTheSame(
+            oldItem: FavoriteSection,
+            newItem: FavoriteSection
+        ): Boolean {
+            return oldItem == newItem
+        }
+    }
+
+    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): SectionViewHolder {
+        return SectionViewHolder(
+            FavoriteSectionBinding.inflate(
+                LayoutInflater.from(parent.context),
+                parent,
+                false
+            )
+        )
+    }
+
+    override fun onBindViewHolder(holder: SectionViewHolder, position: Int) {
+        val collection = getItem(position)
+        holder.bind(collection, onClickListener, onEpisodeClickListener)
+    }
+}

app/src/main/java/dev/jdtech/jellyfin/fragments/FavoriteFragment.kt

@@ -0,0 +1,89 @@
+package dev.jdtech.jellyfin.fragments
+
+import android.os.Bundle
+import androidx.fragment.app.Fragment
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import androidx.fragment.app.viewModels
+import androidx.navigation.fragment.findNavController
+import com.google.android.material.snackbar.Snackbar
+import dagger.hilt.android.AndroidEntryPoint
+import dev.jdtech.jellyfin.R
+import dev.jdtech.jellyfin.adapters.FavoritesListAdapter
+import dev.jdtech.jellyfin.adapters.HomeEpisodeListAdapter
+import dev.jdtech.jellyfin.adapters.ViewItemListAdapter
+import dev.jdtech.jellyfin.databinding.FragmentFavoriteBinding
+import dev.jdtech.jellyfin.viewmodels.FavoriteViewModel
+import org.jellyfin.sdk.model.api.BaseItemDto
+
+@AndroidEntryPoint
+class FavoriteFragment : Fragment() {
+
+    private lateinit var binding: FragmentFavoriteBinding
+    private val viewModel: FavoriteViewModel by viewModels()
+
+    override fun onCreateView(
+        inflater: LayoutInflater, container: ViewGroup?,
+        savedInstanceState: Bundle?
+    ): View {
+        binding = FragmentFavoriteBinding.inflate(inflater, container, false)
+
+        val snackbar =
+            Snackbar.make(
+                binding.mainLayout,
+                getString(R.string.error_loading_data),
+                Snackbar.LENGTH_INDEFINITE
+            )
+        snackbar.setAction(getString(R.string.retry)) {
+            viewModel.loadData()
+        }
+
+        binding.lifecycleOwner = this
+        binding.viewModel = viewModel
+        binding.favoritesRecyclerView.adapter = FavoritesListAdapter(
+            ViewItemListAdapter.OnClickListener { item ->
+                navigateToMediaInfoFragment(item)
+            }, HomeEpisodeListAdapter.OnClickListener { item ->
+                navigateToEpisodeBottomSheetFragment(item)
+            })
+
+        viewModel.finishedLoading.observe(viewLifecycleOwner, { isFinished ->
+            binding.loadingIndicator.visibility = if (isFinished) View.GONE else View.VISIBLE
+        })
+
+        viewModel.error.observe(viewLifecycleOwner, { error ->
+            if (error) {
+                snackbar.show()
+            }
+        })
+
+        viewModel.favoriteSections.observe(viewLifecycleOwner, { sections ->
+            if (sections.isEmpty()) {
+                binding.noFavoritesText.visibility = View.VISIBLE
+            } else {
+                binding.noFavoritesText.visibility = View.GONE
+            }
+        })
+
+        return binding.root
+    }
+
+    private fun navigateToMediaInfoFragment(item: BaseItemDto) {
+        findNavController().navigate(
+            FavoriteFragmentDirections.actionFavoriteFragmentToMediaInfoFragment(
+                item.id,
+                item.name,
+                item.type ?: "Unknown"
+            )
+        )
+    }
+
+    private fun navigateToEpisodeBottomSheetFragment(episode: BaseItemDto) {
+        findNavController().navigate(
+            FavoriteFragmentDirections.actionFavoriteFragmentToEpisodeBottomSheetFragment(
+                episode.id
+            )
+        )
+    }
+}

app/src/main/java/dev/jdtech/jellyfin/models/FavoriteSection.kt

@@ -0,0 +1,10 @@
+package dev.jdtech.jellyfin.models
+
+import org.jellyfin.sdk.model.api.BaseItemDto
+import java.util.*
+
+data class FavoriteSection(
+    val id: UUID,
+    val name: String,
+    var items: List<BaseItemDto>
+)

app/src/main/java/dev/jdtech/jellyfin/repository/JellyfinRepository.kt

@@ -12,6 +12,8 @@ interface JellyfinRepository {
 
     suspend fun getItems(parentId: UUID? = null): List<BaseItemDto>
 
+    suspend fun getFavoriteItems(): List<BaseItemDto>
+
     suspend fun getResumeItems(): List<BaseItemDto>
 
     suspend fun getLatestMedia(parentId: UUID): List<BaseItemDto>

app/src/main/java/dev/jdtech/jellyfin/repository/JellyfinRepositoryImpl.kt

@@ -36,6 +36,19 @@ class JellyfinRepositoryImpl(private val jellyfinApi: JellyfinApi) : JellyfinRep
         return items
     }
 
+    override suspend fun getFavoriteItems(): List<BaseItemDto> {
+        val items: List<BaseItemDto>
+        withContext(Dispatchers.IO) {
+            items = jellyfinApi.itemsApi.getItems(
+                jellyfinApi.userId!!,
+                filters = listOf(ItemFilter.IS_FAVORITE),
+                includeItemTypes = listOf("Movie", "Series", "Episode"),
+                recursive = true
+            ).content.items ?: listOf()
+        }
+        return items
+    }
+
     override suspend fun getResumeItems(): List<BaseItemDto> {
         val items: List<BaseItemDto>
         withContext(Dispatchers.IO) {

app/src/main/java/dev/jdtech/jellyfin/viewmodels/FavoriteViewModel.kt

@@ -0,0 +1,86 @@
+package dev.jdtech.jellyfin.viewmodels
+
+import androidx.lifecycle.LiveData
+import androidx.lifecycle.MutableLiveData
+import androidx.lifecycle.ViewModel
+import androidx.lifecycle.viewModelScope
+import dagger.hilt.android.lifecycle.HiltViewModel
+import dev.jdtech.jellyfin.models.FavoriteSection
+import dev.jdtech.jellyfin.repository.JellyfinRepository
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.launch
+import kotlinx.coroutines.withContext
+import timber.log.Timber
+import java.util.*
+import javax.inject.Inject
+
+@HiltViewModel
+class FavoriteViewModel
+@Inject
+constructor(
+    private val jellyfinRepository: JellyfinRepository
+) : ViewModel() {
+    private val _favoriteSections = MutableLiveData<List<FavoriteSection>>()
+    val favoriteSections: LiveData<List<FavoriteSection>> = _favoriteSections
+
+    private val _finishedLoading = MutableLiveData<Boolean>()
+    val finishedLoading: LiveData<Boolean> = _finishedLoading
+
+    private val _error = MutableLiveData<Boolean>()
+    val error: LiveData<Boolean> = _error
+
+    init {
+        loadData()
+    }
+
+    fun loadData() {
+        _error.value = false
+        _finishedLoading.value = false
+        viewModelScope.launch {
+            try {
+                val items = jellyfinRepository.getFavoriteItems()
+
+                if (items.isEmpty()) {
+                    _favoriteSections.value = listOf()
+                    _finishedLoading.value = true
+                    return@launch
+                }
+
+                val tempFavoriteSections = mutableListOf<FavoriteSection>()
+
+                withContext(Dispatchers.Default) {
+                    FavoriteSection(
+                        UUID.randomUUID(),
+                        "Movies",
+                        items.filter { it.type == "Movie" }).let {
+                        if (it.items.isNotEmpty()) tempFavoriteSections.add(
+                            it
+                        )
+                    }
+                    FavoriteSection(
+                        UUID.randomUUID(),
+                        "Shows",
+                        items.filter { it.type == "Series" }).let {
+                        if (it.items.isNotEmpty()) tempFavoriteSections.add(
+                            it
+                        )
+                    }
+                    FavoriteSection(
+                        UUID.randomUUID(),
+                        "Episodes",
+                        items.filter { it.type == "Episode" }).let {
+                        if (it.items.isNotEmpty()) tempFavoriteSections.add(
+                            it
+                        )
+                    }
+                }
+
+                _favoriteSections.value = tempFavoriteSections
+            } catch (e: Exception) {
+                Timber.e(e)
+                _error.value = true
+            }
+            _finishedLoading.value = true
+        }
+    }
+}

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

@@ -0,0 +1,41 @@
+<?xml version="1.0" encoding="utf-8"?>
+<layout 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">
+
+    <data>
+
+        <variable
+            name="section"
+            type="dev.jdtech.jellyfin.models.FavoriteSection" />
+    </data>
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="vertical"
+        android:layout_marginBottom="12dp">
+
+        <TextView
+            android:id="@+id/section_name"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginStart="24dp"
+            android:layout_marginBottom="12dp"
+            android:text="@{section.name}"
+            android:textAppearance="@style/TextAppearance.MaterialComponents.Subtitle1"
+            android:textSize="18sp"
+            tools:text="Movies" />
+
+        <androidx.recyclerview.widget.RecyclerView
+            android:id="@+id/items_recycler_view"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:clipToPadding="false"
+            android:layoutAnimation="@anim/overview_media_animation"
+            android:orientation="horizontal"
+            android:paddingHorizontal="12dp"
+            app:layoutManager="androidx.recyclerview.widget.LinearLayoutManager"
+            tools:listitem="@layout/home_episode_item" />
+    </LinearLayout>
+</layout>

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

@@ -0,0 +1,63 @@
+<?xml version="1.0" encoding="utf-8"?>
+<layout 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">
+
+    <data>
+        <variable
+            name="viewModel"
+            type="dev.jdtech.jellyfin.viewmodels.FavoriteViewModel" />
+    </data>
+
+    <androidx.coordinatorlayout.widget.CoordinatorLayout
+        android:id="@+id/main_layout"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        tools:context=".fragments.FavoriteFragment">
+
+        <androidx.constraintlayout.widget.ConstraintLayout
+            android:layout_width="match_parent"
+            android:layout_height="match_parent">
+
+            <com.google.android.material.progressindicator.CircularProgressIndicator
+                android:id="@+id/loading_indicator"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:indeterminate="true"
+                app:layout_constraintBottom_toBottomOf="parent"
+                app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintTop_toTopOf="parent"
+                app:trackCornerRadius="10dp" />
+
+            <TextView
+                android:id="@+id/no_favorites_text"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:text="@string/no_favorites"
+                app:layout_constraintBottom_toBottomOf="parent"
+                app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintTop_toTopOf="parent"
+                android:visibility="gone"/>
+
+            <androidx.recyclerview.widget.RecyclerView
+                android:id="@+id/favorites_recycler_view"
+                android:layout_width="0dp"
+                android:layout_height="0dp"
+                android:clipToPadding="false"
+                android:paddingTop="16dp"
+                app:layoutManager="androidx.recyclerview.widget.LinearLayoutManager"
+                app:layout_constraintBottom_toBottomOf="parent"
+                app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintTop_toTopOf="parent"
+                app:favoriteSections="@{viewModel.favoriteSections}"
+                tools:itemCount="4"
+                tools:listitem="@layout/favorite_section" />
+
+        </androidx.constraintlayout.widget.ConstraintLayout>
+
+    </androidx.coordinatorlayout.widget.CoordinatorLayout>
+
+</layout>

app/src/main/res/menu/bottom_nav_menu.xml

@@ -12,8 +12,8 @@
         android:title="@string/title_media" />
 
     <item
-        android:id="@+id/navigation_settings"
+        android:id="@+id/favoriteFragment"
-        android:icon="@drawable/ic_settings"
+        android:icon="@drawable/ic_heart"
-        android:title="@string/title_settings" />
+        android:title="@string/title_favorite" />
 
 </menu>

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

@@ -154,4 +154,16 @@
             android:name="playbackPosition"
             app:argType="long" />
     </activity>
+    <fragment
+        android:id="@+id/favoriteFragment"
+        android:name="dev.jdtech.jellyfin.fragments.FavoriteFragment"
+        android:label="@string/title_favorite"
+        tools:layout="@layout/fragment_favorite">
+        <action
+            android:id="@+id/action_favoriteFragment_to_episodeBottomSheetFragment"
+            app:destination="@id/episodeBottomSheetFragment" />
+        <action
+            android:id="@+id/action_favoriteFragment_to_mediaInfoFragment"
+            app:destination="@id/mediaInfoFragment" />
+    </fragment>
 </navigation>

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

@@ -17,6 +17,7 @@
     <string name="title_activity_main">MainActivity</string>
     <string name="title_home">Home</string>
     <string name="title_media">My media</string>
+    <string name="title_favorite">Favorites</string>
     <string name="title_settings">Settings</string>
     <string name="view_all">View all</string>
     <string name="error_loading_data">Error loading data</string>
@@ -38,6 +39,7 @@
     <string name="continue_watching">Continue Watching</string>
     <string name="latest_library">Latest %1$s</string>
     <string name="series_poster">Series poster</string>
+    <string name="no_favorites">You have no favorites</string>
 
     <string name="settings_category_language">Language</string>
     <string name="settings_preferred_audio_language">Preferred audio language</string>