Temporary measures for clearing up memory leaks

MiraAPI/Modifiers/ModifierDisplay/ModifierDisplayComponent.cs

@@ -4,6 +4,7 @@ using System.Linq;
 using HarmonyLib;
 using Il2CppInterop.Runtime.Attributes;
 using MiraAPI.LocalSettings;
+using MiraAPI.Utilities;
 using MiraAPI.Utilities.Assets;
 using Reactor.Utilities.Attributes;
 using Reactor.Utilities.Extensions;
@@ -137,7 +138,7 @@ public class ModifierDisplayComponent(nint cppPtr) : MonoBehaviour(cppPtr)
     internal void DestroyComponent(ModifierUiComponent component)
     {
         _modifiers.Remove(component.Modifier!);
-        component.gameObject.DestroyImmediate();
+        component.gameObject.FakeDestroy();
         RefreshModifiers();
     }
 
@@ -207,7 +208,7 @@ public class ModifierDisplayComponent(nint cppPtr) : MonoBehaviour(cppPtr)
                 continue;
             }
 
-            mod.Value.gameObject.Destroy();
+            mod.Value.gameObject.FakeDestroy();
             _modifiers.Remove(mod.Key);
         }
 

MiraAPI/Patches/Freeplay/TaskAdderPatches.cs

@@ -276,7 +276,7 @@ public static class TaskAdderPatches
             __instance.transform.FindChild("TitleText_TMP")?.gameObject.DestroyImmediate();
         }
 
-        __instance.ActiveItems.ToArray().Do(x => x.gameObject.Destroy());
+        __instance.ActiveItems.ToArray().Do(x => x.gameObject.FakeDestroy());
         __instance.ActiveItems.Clear();
 
         float num = 0f;

MiraAPI/Patches/HudManagerPatches.cs

@@ -143,7 +143,7 @@ public static class HudManagerPatches
 
         foreach (var t in BottomLeft.GetComponentsInChildren<ActionButton>(true))
         {
-            t.gameObject.Destroy();
+            t.gameObject.FakeDestroy();
         }
 
         var gridArrange = BottomLeft.GetComponent<GridArrange>();

MiraAPI/Patches/Menu/HatsTabPatches.cs

@@ -11,8 +11,6 @@ using Reactor.Utilities;
 using Reactor.Utilities.Extensions;
 using TMPro;
 using UnityEngine;
-using UnityEngine.Events;
-using UnityEngine.UI;
 using Object = UnityEngine.Object;
 
 namespace MiraAPI.Patches.Menu;
@@ -94,9 +92,9 @@ public static class HatsTabPatches
         if (loadRoutine != null) Coroutines.Stop(loadRoutine);
 
         hatIndex = 0;
-        foreach (var instanceColorChip in __instance.ColorChips) instanceColorChip.gameObject.Destroy();
+        foreach (var instanceColorChip in __instance.ColorChips) instanceColorChip.gameObject.FakeDestroy();
         __instance.ColorChips.Clear();
-        __instance.scroller.Inner.GetComponentsInChildren<TextMeshPro>().Do(x => x.gameObject.Destroy());
+        __instance.scroller.Inner.GetComponentsInChildren<TextMeshPro>().Do(x => x.gameObject.FakeDestroy());
 
         var groupNameText = __instance.GetComponentInChildren<TextMeshPro>(false);
 

MiraAPI/Patches/Menu/NameplatesTabPatches.cs

@@ -81,9 +81,9 @@ public static class NameplatesTabPatches
 
     private static void GenerateHats(NameplatesTab __instance, int page)
     {
-        foreach (ColorChip instanceColorChip in __instance.ColorChips) instanceColorChip.gameObject.Destroy();
+        foreach (ColorChip instanceColorChip in __instance.ColorChips) instanceColorChip.gameObject.FakeDestroy();
         __instance.ColorChips.Clear();
-        __instance.scroller.Inner.GetComponentsInChildren<TextMeshPro>().Do(x => x.gameObject.Destroy());
+        __instance.scroller.Inner.GetComponentsInChildren<TextMeshPro>().Do(x => x.gameObject.FakeDestroy());
 
         var groupNameText = __instance.GetComponentInChildren<TextMeshPro>(false);
 

MiraAPI/Patches/Menu/SkinsTabPatches.cs

@@ -83,9 +83,9 @@ public static class SkinsTabPatches
 
     private static void GenerateHats(SkinsTab __instance, int page)
     {
-        foreach (ColorChip instanceColorChip in __instance.ColorChips) instanceColorChip.gameObject.Destroy();
+        foreach (ColorChip instanceColorChip in __instance.ColorChips) instanceColorChip.gameObject.FakeDestroy();
         __instance.ColorChips.Clear();
-        __instance.scroller.Inner.GetComponentsInChildren<TextMeshPro>().Do(x => x.gameObject.Destroy());
+        __instance.scroller.Inner.GetComponentsInChildren<TextMeshPro>().Do(x => x.gameObject.FakeDestroy());
 
         var groupNameText = __instance.GetComponentInChildren<TextMeshPro>(false);
 

MiraAPI/Patches/Menu/VisorsTabPatches.cs

@@ -81,9 +81,9 @@ public static class VisorsTabPatches
 
     private static void GenerateHats(VisorsTab __instance, int page)
     {
-        foreach (ColorChip instanceColorChip in __instance.ColorChips) instanceColorChip.gameObject.Destroy();
+        foreach (ColorChip instanceColorChip in __instance.ColorChips) instanceColorChip.gameObject.FakeDestroy();
         __instance.ColorChips.Clear();
-        __instance.scroller.Inner.GetComponentsInChildren<TextMeshPro>().Do(x => x.gameObject.Destroy());
+        __instance.scroller.Inner.GetComponentsInChildren<TextMeshPro>().Do(x => x.gameObject.FakeDestroy());
 
         var groupNameText = __instance.GetComponentInChildren<TextMeshPro>(false);
 

MiraAPI/Patches/Options/GamePresetsTabPatches.cs

@@ -262,7 +262,7 @@ internal static class GamePresetsTabPatches
             iconSpriteRend.sprite = MiraAssets.RefreshIcon.LoadAsset();
 
             Helpers.DivideSize(refreshButton.gameObject, 2f);
-            refreshButton.buttonText.gameObject.Destroy();
+            refreshButton.buttonText.gameObject.FakeDestroy();
 
             refreshButton.OnClick = new Button.ButtonClickedEvent();
             refreshButton.OnClick.AddListener((UnityAction)Refresh);

MiraAPI/Patches/Options/RoleSettingMenuPatches.cs

@@ -53,9 +53,23 @@ public static class RoleSettingMenuPatches
     [HarmonyPatch(nameof(RolesSettingsMenu.SetQuotaTab))]
     public static bool SetQuotaTabPatch(RolesSettingsMenu __instance)
     {
-        Headers.ForEach(Object.Destroy);
-        RoleOptionSettings.ForEach(Object.Destroy);
+        foreach (var obj in Headers)
+        {
+            if (!obj)
+            {
+                continue;
+            }
+            obj.FakeDestroy();
+        }
         Headers.Clear();
+        foreach (var obj in RoleOptionSettings)
+        {
+            if (!obj)
+            {
+                continue;
+            }
+            obj.gameObject.FakeDestroy();
+        }
         RoleOptionSettings.Clear();
         CurrentRole = null;
         CurrentRoleOptions = null;
@@ -204,9 +218,9 @@ public static class RoleSettingMenuPatches
             var blankLabel = quotaInst.transform.FindChild("BlankLabel").gameObject;
             var chanceLabel = quotaInst.transform.FindChild("Chance Label").gameObject;
             var countLabel = quotaInst.transform.FindChild("# Label").gameObject;
-            blankLabel.Destroy();
-            chanceLabel.Destroy();
-            countLabel.Destroy();
+            blankLabel.FakeDestroy();
+            chanceLabel.FakeDestroy();
+            countLabel.FakeDestroy();
 
             categoryHeaderMasked.Background.sprite = MiraAssets.CategoryHeader.LoadAsset();
             categoryHeaderMasked.Background.sprite.texture.filterMode = FilterMode.Bilinear;
@@ -289,14 +303,22 @@ public static class RoleSettingMenuPatches
                     {
                         RoleGroupHidden[group] = !groupHidden;
                     }
-                    foreach (var header in Headers)
+                    foreach (var obj in Headers)
                     {
-                        header.Destroy();
+                        if (!obj)
+                        {
+                            continue;
+                        }
+                        obj.FakeDestroy();
                     }
                     Headers.Clear();
-                    foreach (var option in RoleOptionSettings)
+                    foreach (var obj in RoleOptionSettings)
                     {
-                        option.gameObject.Destroy();
+                        if (!obj)
+                        {
+                            continue;
+                        }
+                        obj.gameObject.FakeDestroy();
                     }
                     RoleOptionSettings.Clear();
                     __instance.SetQuotaTab();
@@ -422,7 +444,7 @@ public static class RoleSettingMenuPatches
     {
         foreach (var optBehaviour in __instance.AdvancedRolesSettings.GetComponentsInChildren<OptionBehaviour>())
         {
-            optBehaviour.gameObject.DestroyImmediate();
+            optBehaviour.gameObject.FakeDestroy();
         }
 
         CurrentRole = role;
@@ -618,7 +640,7 @@ public static class RoleSettingMenuPatches
             var newButton = Object.Instantiate(roleOptionSetting.buttons[0], roleOptionSetting.transform);
             newButton.name = "ConfigButton";
             newButton.transform.localPosition = new Vector3(0.4473f, -0.3f, -2f);
-            newButton.transform.FindChild("Text_TMP").gameObject.DestroyImmediate();
+            newButton.transform.FindChild("Text_TMP").gameObject.FakeDestroy();
             newButton.activeSprites.Destroy();
 
             var btnRend = newButton.transform.FindChild("ButtonSprite").GetComponent<SpriteRenderer>();

MiraAPI/Patches/Roles/HudManagerPatches.cs

@@ -1,7 +1,9 @@
 using HarmonyLib;
 using InnerNet;
 using MiraAPI.Roles;
+using MiraAPI.Utilities;
 using Reactor.Utilities.Extensions;
+using UnityEngine;
 
 namespace MiraAPI.Patches.Roles;
 
@@ -69,9 +71,10 @@ public static class HudManagerPatches
 
             CustomRoleManager.UpdateRoleTab(RoleTab, customRole);
         }
-        else if (RoleTab)
+        else if (RoleTab != null)
         {
-            RoleTab?.gameObject.Destroy();
+            RoleTab.gameObject.FakeDestroy();
+            RoleTab = null;
         }
     }
 }

MiraAPI/Presets/PresetManager.cs

@@ -4,6 +4,7 @@ using System.Linq;
 using BepInEx.Configuration;
 using MiraAPI.PluginLoading;
 using MiraAPI.Roles;
+using MiraAPI.Utilities;
 using Reactor.Utilities;
 using UnityEngine;
 
@@ -61,7 +62,7 @@ public static class PresetManager
         {
             if (btn != null)
             {
-                Object.DestroyImmediate(btn);
+                btn.FakeDestroy();
             }
         }
 

MiraAPI/Presets/SavePresetPopup.cs

@@ -26,7 +26,7 @@ public class SavePresetPopup(nint cppPtr) : Minigame(cppPtr)
     // Cleanup holder object
     public void OnDestroy()
     {
-        transform.parent.gameObject.Destroy();
+        transform.parent.gameObject.FakeDestroy();
     }
 
     public override void Close()

MiraAPI/Utilities/Extensions.cs

@@ -53,7 +53,7 @@ public static class Extensions
         bool isComplete;
         if (self.amClosing == Minigame.CloseState.Closing)
         {
-            UnityEngine.Object.Destroy(self.gameObject);
+            self.gameObject.FakeDestroy();
             return;
         }
         if (self.CloseSound && Constants.ShouldPlaySfx())
@@ -219,6 +219,24 @@ public static class Extensions
         return Mathf.Approximately(number, Mathf.Round(number));
     }
 
+    /// <summary>
+    /// Hides the object away rather than destroy it to prevent memory leaks.
+    /// </summary>
+    /// <param name="obj">The object to hide.</param>
+    public static void FakeDestroy(this GameObject obj)
+    {
+        obj.hideFlags = HideFlags.HideAndDontSave;
+        if (!toDestroyHolder)
+        {
+            toDestroyHolder = new GameObject("ToDestroyHolder");
+            toDestroyHolder.gameObject.SetActive(false);
+        }
+        obj.transform.SetParent(toDestroyHolder.transform);
+        obj.SetActive(false);
+    }
+
+    private static GameObject toDestroyHolder;
+
     /// <summary>
     /// Gets a cache of player's vote data components to improve performance.
     /// </summary>