Start of view model for MediaInfoFragment

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

@@ -6,24 +6,35 @@ import androidx.fragment.app.Fragment
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
+import androidx.navigation.fragment.navArgs
 import dev.jdtech.jellyfin.viewmodels.MediaInfoViewModel
-import dev.jdtech.jellyfin.R
+import dev.jdtech.jellyfin.databinding.FragmentMediaInfoBinding
+import dev.jdtech.jellyfin.viewmodels.MediaInfoViewModelFactory
 
 class MediaInfoFragment : Fragment() {
 
+    private lateinit var binding: FragmentMediaInfoBinding
     private lateinit var viewModel: MediaInfoViewModel
 
+    private val args: MediaInfoFragmentArgs by navArgs()
+
     override fun onCreateView(
         inflater: LayoutInflater, container: ViewGroup?,
         savedInstanceState: Bundle?
-    ): View? {
+    ): View {
-        return inflater.inflate(R.layout.fragment_media_info, container, false)
+        binding = FragmentMediaInfoBinding.inflate(inflater, container, false)
+
+        binding.lifecycleOwner = this
+
+        return binding.root
     }
 
-    override fun onActivityCreated(savedInstanceState: Bundle?) {
+    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
-        super.onActivityCreated(savedInstanceState)
+        super.onViewCreated(view, savedInstanceState)
-        viewModel = ViewModelProvider(this).get(MediaInfoViewModel::class.java)
+
-        // TODO: Use the ViewModel
+        val viewModelFactory = MediaInfoViewModelFactory(requireNotNull(this.activity).application, args.itemId)
+        viewModel = ViewModelProvider(this, viewModelFactory).get(MediaInfoViewModel::class.java)
+        binding.viewModel = viewModel
     }
 
 }

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

@@ -1,7 +1,35 @@
 package dev.jdtech.jellyfin.viewmodels
 
-import androidx.lifecycle.ViewModel
+import android.app.Application
+import android.util.Log
+import androidx.lifecycle.AndroidViewModel
+import androidx.lifecycle.LiveData
+import androidx.lifecycle.MutableLiveData
+import androidx.lifecycle.viewModelScope
+import dev.jdtech.jellyfin.api.JellyfinApi
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.launch
+import kotlinx.coroutines.withContext
+import org.jellyfin.sdk.model.api.BaseItemDto
+import java.util.*
 
-class MediaInfoViewModel : ViewModel() {
+class MediaInfoViewModel(application: Application, itemId: UUID) : AndroidViewModel(application) {
-    // TODO: Implement the ViewModel
+    private val jellyfinApi = JellyfinApi.getInstance(application, "")
+
+    private val _item = MutableLiveData<BaseItemDto>()
+    val item: LiveData<BaseItemDto> = _item
+
+    init {
+        viewModelScope.launch {
+            _item.value = getItemDetails(itemId)
+        }
+    }
+
+    private suspend fun getItemDetails(itemId: UUID) : BaseItemDto {
+        val item: BaseItemDto
+        withContext(Dispatchers.IO) {
+            item = jellyfinApi.userLibraryApi.getItem(jellyfinApi.userId!!, itemId).content
+        }
+        return item
+    }
 }

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

@@ -0,0 +1,20 @@
+package dev.jdtech.jellyfin.viewmodels
+
+import android.app.Application
+import androidx.lifecycle.ViewModel
+import androidx.lifecycle.ViewModelProvider
+import java.lang.IllegalArgumentException
+import java.util.*
+
+class MediaInfoViewModelFactory(
+    private val application: Application,
+    private val itemId: UUID
+) : ViewModelProvider.Factory {
+    override fun <T : ViewModel?> create(modelClass: Class<T>): T {
+        if (modelClass.isAssignableFrom(MediaInfoViewModel::class.java)) {
+            @Suppress("UNCHECKED_CAST")
+            return MediaInfoViewModel(application, itemId) as T
+        }
+        throw IllegalArgumentException("Unknown ViewModel class")
+    }
+}

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

@@ -1,17 +1,16 @@
 <?xml version="1.0" encoding="utf-8"?>
-<layout>
+<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="item"
+            name="viewModel"
-            type="org.jellyfin.sdk.model.api.BaseItemDto" />
+            type="dev.jdtech.jellyfin.viewmodels.MediaInfoViewModel" />
     </data>
 
-
+    <LinearLayout
-    <LinearLayout 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"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
         android:orientation="vertical"
@@ -22,7 +21,7 @@
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:layout_marginBottom="12dp"
-            android:text="@{item.originalTitle}"
+            android:text="@{viewModel.item.originalTitle}"
             android:textAppearance="@style/TextAppearance.AppCompat.Body1" />
 
         <LinearLayout
@@ -36,7 +35,7 @@
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:layout_marginEnd="8dp"
-                android:text="@{item.productionYear}"
+                android:text="@{viewModel.item.productionYear.toString()}"
                 android:textAppearance="@style/TextAppearance.AppCompat.Body1"
                 tools:text="2019" />
 
@@ -45,7 +44,7 @@
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:layout_marginEnd="8dp"
-                android:text="@{item.runTimeTicks.toString()}"
+                android:text="@{viewModel.item.runTimeTicks.toString()}"
                 android:textAppearance="@style/TextAppearance.AppCompat.Body1"
                 tools:text="122 min" />
 
@@ -54,7 +53,7 @@
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:layout_marginEnd="8dp"
-                android:text="@{item.officialRating}"
+                android:text="@{viewModel.item.officialRating}"
                 android:textAppearance="@style/TextAppearance.AppCompat.Body1"
                 tools:text="PG-13" />
 
@@ -62,7 +61,7 @@
                 android:id="@+id/community_rating"
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
-                android:text="@{item.communityRating.toString()}"
+                android:text="@{viewModel.item.communityRating.toString()}"
                 android:textAppearance="@style/TextAppearance.AppCompat.Body1"
                 tools:text="7.3" />
         </LinearLayout>
@@ -162,7 +161,7 @@
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:layout_marginBottom="24dp"
-            android:text="@{item.overview}"
+            android:text="@{viewModel.item.overview}"
             android:textAppearance="@style/TextAppearance.AppCompat.Body1"
             tools:text="An angel falls. A warrior rises. When Alita awakens with no memory of who she is in a future world she does not recognize, she is taken in by Ido, a compassionate doctor who realizes that somewhere in this abandoned cyborg shell is the heart and soul of a young woman with an extraordinary past." />