Change multiple ViewModels to AndroidViewModels

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

@@ -10,18 +10,15 @@ import androidx.navigation.fragment.findNavController
 import dev.jdtech.jellyfin.R
 import dev.jdtech.jellyfin.databinding.FragmentAddServerBinding
 import dev.jdtech.jellyfin.viewmodels.AddServerViewModel
-import dev.jdtech.jellyfin.viewmodels.AddServerViewModelFactory
 
 class AddServerFragment : Fragment() {
     override fun onCreateView(
         inflater: LayoutInflater, container: ViewGroup?,
         savedInstanceState: Bundle?
     ): View {
-        val application = requireNotNull(this.activity).application
         val binding = FragmentAddServerBinding.inflate(inflater)
-        val viewModelFactory = AddServerViewModelFactory(application)
         val viewModel =
-            ViewModelProvider(this, viewModelFactory).get(AddServerViewModel::class.java)
+            ViewModelProvider(this).get(AddServerViewModel::class.java)
 
         binding.lifecycleOwner = this
         binding.viewModel = viewModel

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

@@ -9,7 +9,6 @@ import androidx.lifecycle.ViewModelProvider
 import dev.jdtech.jellyfin.adapters.ViewListAdapter
 import dev.jdtech.jellyfin.databinding.FragmentHomeBinding
 import dev.jdtech.jellyfin.viewmodels.HomeViewModel
-import dev.jdtech.jellyfin.viewmodels.HomeViewModelFactory
 
 class HomeFragment : Fragment() {
     override fun onCreateView(
@@ -17,10 +16,8 @@ class HomeFragment : Fragment() {
         container: ViewGroup?,
         savedInstanceState: Bundle?
     ): View {
-        val application = requireNotNull(this.activity).application
         val binding = FragmentHomeBinding.inflate(inflater, container, false)
-        val viewModelFactory = HomeViewModelFactory(application)
+        val viewModel = ViewModelProvider(this).get(HomeViewModel::class.java)
-        val viewModel = ViewModelProvider(this, viewModelFactory).get(HomeViewModel::class.java)
 
         binding.lifecycleOwner = this
         binding.viewModel = viewModel

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

@@ -10,17 +10,14 @@ import androidx.navigation.fragment.findNavController
 import dev.jdtech.jellyfin.R
 import dev.jdtech.jellyfin.databinding.FragmentLoginBinding
 import dev.jdtech.jellyfin.viewmodels.LoginViewModel
-import dev.jdtech.jellyfin.viewmodels.LoginViewModelFactory
 
 class LoginFragment : Fragment() {
     override fun onCreateView(
         inflater: LayoutInflater, container: ViewGroup?,
         savedInstanceState: Bundle?
     ): View {
-        val application = requireNotNull(this.activity).application
         val binding = FragmentLoginBinding.inflate(inflater)
-        val viewModelFactory = LoginViewModelFactory(application)
+        val viewModel = ViewModelProvider(this).get(LoginViewModel::class.java)
-        val viewModel = ViewModelProvider(this, viewModelFactory).get(LoginViewModel::class.java)
         binding.lifecycleOwner = this
         binding.viewModel = viewModel
 

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

@@ -11,7 +11,6 @@ import dev.jdtech.jellyfin.R
 import dev.jdtech.jellyfin.adapters.CollectionListAdapter
 import dev.jdtech.jellyfin.databinding.FragmentMediaBinding
 import dev.jdtech.jellyfin.viewmodels.MediaViewModel
-import dev.jdtech.jellyfin.viewmodels.MediaViewModelFactory
 
 class MediaFragment : Fragment() {
     override fun onCreateView(
@@ -19,10 +18,8 @@ class MediaFragment : Fragment() {
         container: ViewGroup?,
         savedInstanceState: Bundle?
     ): View {
-        val application = requireNotNull(this.activity).application
         val binding = FragmentMediaBinding.inflate(inflater, container, false)
-        val viewModelFactory = MediaViewModelFactory(application)
+        val viewModel = ViewModelProvider(this).get(MediaViewModel::class.java)
-        val viewModel = ViewModelProvider(this, viewModelFactory).get(MediaViewModel::class.java)
 
         binding.lifecycleOwner = this
         binding.viewModel = viewModel

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

@@ -2,10 +2,7 @@ package dev.jdtech.jellyfin.viewmodels
 
 import android.app.Application
 import android.util.Log
-import androidx.lifecycle.LiveData
+import androidx.lifecycle.*
-import androidx.lifecycle.MutableLiveData
-import androidx.lifecycle.ViewModel
-import androidx.lifecycle.viewModelScope
 import dev.jdtech.jellyfin.api.JellyfinApi
 import dev.jdtech.jellyfin.database.Server
 import dev.jdtech.jellyfin.database.ServerDatabase
@@ -14,7 +11,7 @@ import kotlinx.coroutines.launch
 import kotlinx.coroutines.withContext
 import java.lang.Exception
 
-class AddServerViewModel(val application: Application) : ViewModel() {
+class AddServerViewModel(application: Application) : AndroidViewModel(application) {
     private val database = ServerDatabase.getInstance(application).serverDatabaseDao
 
     private val _navigateToLogin = MutableLiveData<Boolean>()
@@ -23,6 +20,8 @@ class AddServerViewModel(val application: Application) : ViewModel() {
     private val _error = MutableLiveData<String>()
     val error: LiveData<String> = _error
 
+    private val app = application
+
     /**
      * Run multiple check on the server before continuing:
      *
@@ -33,7 +32,7 @@ class AddServerViewModel(val application: Application) : ViewModel() {
         _error.value = null
 
         viewModelScope.launch {
-            val jellyfinApi = JellyfinApi.newInstance(application, baseUrl)
+            val jellyfinApi = JellyfinApi.newInstance(app, baseUrl)
             try {
                 val publicSystemInfo by jellyfinApi.systemApi.getPublicSystemInfo()
                 Log.i("AddServerViewModel", "Remote server: ${publicSystemInfo.id}")

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

@@ -1,18 +0,0 @@
-package dev.jdtech.jellyfin.viewmodels
-
-import android.app.Application
-import androidx.lifecycle.ViewModel
-import androidx.lifecycle.ViewModelProvider
-import java.lang.IllegalArgumentException
-
-class AddServerViewModelFactory(
-    private val application: Application
-) : ViewModelProvider.Factory {
-    override fun <T : ViewModel?> create(modelClass: Class<T>): T {
-        if (modelClass.isAssignableFrom(AddServerViewModel::class.java)) {
-            @Suppress("UNCHECKED_CAST")
-            return AddServerViewModel(application) as T
-        }
-        throw IllegalArgumentException("Unknown ViewModel class")
-    }
-}

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

@@ -13,7 +13,7 @@ import java.util.*
 
 class HomeViewModel(
     application: Application
-) : ViewModel() {
+) : AndroidViewModel(application) {
     private val jellyfinApi = JellyfinApi.getInstance(application, "")
 
     private val _views = MutableLiveData<List<View>>()

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

@@ -1,18 +0,0 @@
-package dev.jdtech.jellyfin.viewmodels
-
-import android.app.Application
-import androidx.lifecycle.ViewModel
-import androidx.lifecycle.ViewModelProvider
-import java.lang.IllegalArgumentException
-
-class HomeViewModelFactory(
-    private val application: Application
-) : ViewModelProvider.Factory {
-    override fun <T : ViewModel?> create(modelClass: Class<T>): T {
-        if (modelClass.isAssignableFrom(HomeViewModel::class.java)) {
-            @Suppress("UNCHECKED_CAST")
-            return HomeViewModel(application) as T
-        }
-        throw IllegalArgumentException("Unknown ViewModel class")
-    }
-}

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

@@ -2,10 +2,7 @@ package dev.jdtech.jellyfin.viewmodels
 
 import android.app.Application
 import android.util.Log
-import androidx.lifecycle.LiveData
+import androidx.lifecycle.*
-import androidx.lifecycle.MutableLiveData
-import androidx.lifecycle.ViewModel
-import androidx.lifecycle.viewModelScope
 import dev.jdtech.jellyfin.api.JellyfinApi
 import dev.jdtech.jellyfin.database.Server
 import dev.jdtech.jellyfin.database.ServerDatabase
@@ -15,7 +12,7 @@ import kotlinx.coroutines.withContext
 import org.jellyfin.sdk.model.api.AuthenticateUserByName
 import java.lang.Exception
 
-class LoginViewModel(application: Application) : ViewModel() {
+class LoginViewModel(application: Application) : AndroidViewModel(application) {
     // BaseUrl can be empty string because we want to get the existing instance.
     private val jellyfinApi = JellyfinApi.getInstance(application, "")
     private val database = ServerDatabase.getInstance(application).serverDatabaseDao

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

@@ -1,18 +0,0 @@
-package dev.jdtech.jellyfin.viewmodels
-
-import android.app.Application
-import androidx.lifecycle.ViewModel
-import androidx.lifecycle.ViewModelProvider
-import java.lang.IllegalArgumentException
-
-class LoginViewModelFactory(
-    private val application: Application
-) : ViewModelProvider.Factory {
-    override fun <T : ViewModel?> create(modelClass: Class<T>): T {
-        if (modelClass.isAssignableFrom(LoginViewModel::class.java)) {
-            @Suppress("UNCHECKED_CAST")
-            return LoginViewModel(application) as T
-        }
-        throw IllegalArgumentException("Unknown ViewModel class")
-    }
-}

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

@@ -1,10 +1,7 @@
 package dev.jdtech.jellyfin.viewmodels
 
 import android.app.Application
-import androidx.lifecycle.LiveData
+import androidx.lifecycle.*
-import androidx.lifecycle.MutableLiveData
-import androidx.lifecycle.ViewModel
-import androidx.lifecycle.viewModelScope
 import dev.jdtech.jellyfin.api.JellyfinApi
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
@@ -13,12 +10,12 @@ import org.jellyfin.sdk.model.api.BaseItemDto
 import java.util.*
 
 class MediaViewModel(
-    val application: Application
+    application: Application
-) : ViewModel() {
+) : AndroidViewModel(application) {
     private val jellyfinApi = JellyfinApi.getInstance(application, "")
 
     private val _collections = MutableLiveData<List<BaseItemDto>>()
-    val collections : LiveData<List<BaseItemDto>> = _collections
+    val collections: LiveData<List<BaseItemDto>> = _collections
 
     private val _finishedLoading = MutableLiveData<Boolean>()
     val finishedLoading: LiveData<Boolean> = _finishedLoading
@@ -31,7 +28,7 @@ class MediaViewModel(
         }
     }
 
-    private suspend fun getItems(userId: UUID) : List<BaseItemDto>? {
+    private suspend fun getItems(userId: UUID): List<BaseItemDto>? {
         var items: List<BaseItemDto>?
         withContext(Dispatchers.IO) {
             items = jellyfinApi.itemsApi.getItems(userId).content.items

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

@@ -1,18 +0,0 @@
-package dev.jdtech.jellyfin.viewmodels
-
-import android.app.Application
-import androidx.lifecycle.ViewModel
-import androidx.lifecycle.ViewModelProvider
-import java.lang.IllegalArgumentException
-
-class MediaViewModelFactory(
-    private val application: Application
-) : ViewModelProvider.Factory {
-    override fun <T : ViewModel?> create(modelClass: Class<T>): T {
-        if (modelClass.isAssignableFrom(MediaViewModel::class.java)) {
-            @Suppress("UNCHECKED_CAST")
-            return MediaViewModel(application) as T
-        }
-        throw IllegalArgumentException("Unknown ViewModel class")
-    }
-}