From 7b01454d5f17bc39484895e95852c751a0efd098 Mon Sep 17 00:00:00 2001
From: t895 <clombardo169@gmail.com>
Date: Thu, 25 Jan 2024 08:03:05 -0500
Subject: android: Only compare game contents for GameAdapter

---
 .../org/yuzu/yuzu_emu/adapters/AbstractDiffAdapter.kt    | 13 +++++++++----
 .../main/java/org/yuzu/yuzu_emu/adapters/GameAdapter.kt  |  2 +-
 .../app/src/main/java/org/yuzu/yuzu_emu/model/Game.kt    | 16 ++++++++++++----
 3 files changed, 22 insertions(+), 9 deletions(-)

diff --git a/src/android/app/src/main/java/org/yuzu/yuzu_emu/adapters/AbstractDiffAdapter.kt b/src/android/app/src/main/java/org/yuzu/yuzu_emu/adapters/AbstractDiffAdapter.kt
index f006f9e3d..0ab1b46c3 100644
--- a/src/android/app/src/main/java/org/yuzu/yuzu_emu/adapters/AbstractDiffAdapter.kt
+++ b/src/android/app/src/main/java/org/yuzu/yuzu_emu/adapters/AbstractDiffAdapter.kt
@@ -14,15 +14,20 @@ import androidx.recyclerview.widget.RecyclerView
  * Generic adapter that implements an [AsyncDifferConfig] and covers some of the basic boilerplate
  * code used in every [RecyclerView].
  * Type assigned to [Model] must inherit from [Object] in order to be compared properly.
+ * @param exact Decides whether each item will be compared by reference or by their contents
  */
-abstract class AbstractDiffAdapter<Model : Any, Holder : AbstractViewHolder<Model>> :
-    ListAdapter<Model, Holder>(AsyncDifferConfig.Builder(DiffCallback<Model>()).build()) {
+abstract class AbstractDiffAdapter<Model : Any, Holder : AbstractViewHolder<Model>>(
+    exact: Boolean = true
+) : ListAdapter<Model, Holder>(AsyncDifferConfig.Builder(DiffCallback<Model>(exact)).build()) {
     override fun onBindViewHolder(holder: Holder, position: Int) =
         holder.bind(currentList[position])
 
-    private class DiffCallback<Model> : DiffUtil.ItemCallback<Model>() {
+    private class DiffCallback<Model>(val exact: Boolean) : DiffUtil.ItemCallback<Model>() {
         override fun areItemsTheSame(oldItem: Model & Any, newItem: Model & Any): Boolean {
-            return oldItem === newItem
+            if (exact) {
+                return oldItem === newItem
+            }
+            return oldItem == newItem
         }
 
         @SuppressLint("DiffUtilEquals")
diff --git a/src/android/app/src/main/java/org/yuzu/yuzu_emu/adapters/GameAdapter.kt b/src/android/app/src/main/java/org/yuzu/yuzu_emu/adapters/GameAdapter.kt
index b4f4d950f..85c8249e6 100644
--- a/src/android/app/src/main/java/org/yuzu/yuzu_emu/adapters/GameAdapter.kt
+++ b/src/android/app/src/main/java/org/yuzu/yuzu_emu/adapters/GameAdapter.kt
@@ -30,7 +30,7 @@ import org.yuzu.yuzu_emu.utils.GameIconUtils
 import org.yuzu.yuzu_emu.viewholder.AbstractViewHolder
 
 class GameAdapter(private val activity: AppCompatActivity) :
-    AbstractDiffAdapter<Game, GameAdapter.GameViewHolder>() {
+    AbstractDiffAdapter<Game, GameAdapter.GameViewHolder>(exact = false) {
     override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): GameViewHolder {
         CardGameBinding.inflate(LayoutInflater.from(parent.context), parent, false)
             .also { return GameViewHolder(it) }
diff --git a/src/android/app/src/main/java/org/yuzu/yuzu_emu/model/Game.kt b/src/android/app/src/main/java/org/yuzu/yuzu_emu/model/Game.kt
index c8a4a2d17..6859b7780 100644
--- a/src/android/app/src/main/java/org/yuzu/yuzu_emu/model/Game.kt
+++ b/src/android/app/src/main/java/org/yuzu/yuzu_emu/model/Game.kt
@@ -70,11 +70,19 @@ class Game(
         }
 
     override fun equals(other: Any?): Boolean {
-        if (other !is Game) {
-            return false
-        }
+        if (this === other) return true
+        if (javaClass != other?.javaClass) return false
+
+        other as Game
+
+        if (title != other.title) return false
+        if (path != other.path) return false
+        if (programId != other.programId) return false
+        if (developer != other.developer) return false
+        if (version != other.version) return false
+        if (isHomebrew != other.isHomebrew) return false
 
-        return hashCode() == other.hashCode()
+        return true
     }
 
     override fun hashCode(): Int {
-- 
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