Basic saving, currently hardcoded to the one "chest" inventory in HomeBase.

Loads when scene name contains "Homebase" and saves when button pressed.

Assets/Project Files/Scripts/Helar/Items/InventoryItem.cs

@@ -3,7 +3,6 @@ using System.Collections;
 using System.Collections.Generic;
 using TMPro;
 using Unity.Mathematics;
-using Unity.VisualScripting;
 using UnityEngine;
 using UnityEngine.XR.Interaction.Toolkit;
 
@@ -13,15 +12,13 @@ public class InventoryItem : MonoBehaviour
     
     public GameObject itemPrefab;
 
-    private int _itemId;
-
     private GameObject _childPrefab;
 
-    public int Count { get; private set; }
+    private TMP_Text itemCounterText;
 
-    public TMP_Text itemCounterText;
+    private ItemData itemData;
 
-    private ItemData _itemData;
+    public ItemSaveData saveData;
     
 
     private void OnEnable()
@@ -37,13 +34,15 @@ public class InventoryItem : MonoBehaviour
         
         if (itemCounterText == null) itemCounterText = GetComponentInChildren<TMP_Text>();
 
-        _childPrefab = GetComponentInChildren<ItemData>()?.gameObject;
+        _childPrefab = GetComponentInChildren<ItemData>()?.prefab.gameObject;
         //Only attaches the prefab if it doesn't already have one ([ExecuteAlways] causes one to be spawned in editor).
         if (_childPrefab != null) return;
 
         _childPrefab = Instantiate(itemPrefab, transform);
-        _childPrefab.transform.localPosition = new Vector3(0, -0.45f, 0);
-        _childPrefab.transform.localScale = new Vector3(2, 2, 2);
+        
+        //todo switch to multiply instead so items with non 1,1,1 scale will retain their proportions
+        _childPrefab.transform.localPosition = GetComponentInChildren<ItemData>().positionInContainer; 
+        _childPrefab.transform.localScale = GetComponentInChildren<ItemData>().scaleInContainer;
         _childPrefab.transform.rotation = quaternion.identity;
         
         //Disable prefab components that arent relevant. 
@@ -59,24 +58,29 @@ public class InventoryItem : MonoBehaviour
 
         var xrGrabInteractableComponent = _childPrefab.GetComponent<XRGrabInteractable>();
         if (xrGrabInteractableComponent != null) xrGrabInteractableComponent.enabled = false;
+
+
         
     }
 
     private void Start()
     {
-        _itemData = _childPrefab.GetComponent<ItemData>();
+        itemData = _childPrefab.GetComponent<ItemData>();
         
-        if (_itemData == null) Debug.LogError("Item prefab has no attached ItemData", _childPrefab);
-        
-        
-        _itemId = _itemData.itemId;
-        if (Count == 0) Count = 1;
+        if (itemData == null) Debug.LogError("Item prefab has no attached ItemData", _childPrefab);
+
+        Debug.Log(saveData);
+        if (string.IsNullOrEmpty(saveData.assetPath))
+        {
+            saveData.assetPath = itemData.assetLocation;
+            saveData.count = saveData.count == 0 ? 1 : saveData.count;
+        }
         UpdateText();
     }
 
     private void UpdateText()
     {
-        itemCounterText.text = _itemData.canStack ? Count.ToString() : "";
+        itemCounterText.text = itemData.canStack ? saveData.count.ToString() : "";
     }
 
     /**
@@ -85,11 +89,11 @@ public class InventoryItem : MonoBehaviour
      */
     public bool ChangeCount(int amount)
     {
-        if (Count + amount < 0) return false;
+        if (saveData.count + amount < 0) return false;
         
-        Count += amount;
+        saveData.count += amount;
         
-        if (Count == 0)
+        if (saveData.count == 0)
         {
             //Destroys this gameobject if the count is 0 or lower 
             Destroy(gameObject);
@@ -103,10 +107,11 @@ public class InventoryItem : MonoBehaviour
 
     public void PopItem()
     {
-        GameObject item = Instantiate(_itemData.prefab, transform.position + transform.forward, Quaternion.identity);
+        GameObject item = Instantiate(itemData.prefab, transform.position + transform.forward, Quaternion.identity);
 
+        
         item.transform.localScale = Vector3.one;
-        item.transform.name = _itemData.name;
+        item.transform.name = itemData.itemName;
 
         var colliderComponent = item.GetComponent<Collider>();
         if (colliderComponent != null) colliderComponent.enabled = true;
@@ -127,13 +132,13 @@ public class InventoryItem : MonoBehaviour
 
     public int GetItemid()
     {
-        return _itemId;
+        return itemData.itemId;;
     }
     
     
 
     public override string ToString()
     {
-        return $"{base.ToString()}, Count: {Count}, ItemData: {_itemData}";
+        return $"{base.ToString()}, Count: {saveData.count}, ItemData: {itemData}";
     }
 }

Assets/Project Files/Scripts/Helar/Items/InventorySaveData.cs

@@ -0,0 +1,10 @@
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+[Serializable]
+public class InventorySaveData
+{
+    public List<ItemSaveData> inventoryContents;
+}

Assets/Project Files/Scripts/Helar/Items/InventorySaveData.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: e60ec35305ed0b94099d18a09b488310
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/Project Files/Scripts/Helar/Items/ItemData.cs

@@ -1,16 +1,44 @@
 using System;
 using System.Collections;
 using System.Collections.Generic;
+using UnityEditor;
+using UnityEditor.SceneManagement;
 using UnityEngine;
 
 [Serializable]
 public class ItemData : MonoBehaviour
 {
+    [Tooltip("Location is populated automatically")]
+    public string assetLocation;
     public int itemId;
     public bool canStack;
     public string itemName;
     public string itemDescription;
     public GameObject prefab;
+    public Vector3 scaleInContainer;
+    public Vector3 positionInContainer;
+
+    private void OnValidate()
+    {
+        if (!string.IsNullOrEmpty(AssetDatabase.GetAssetPath(prefab))) assetLocation = AssetDatabase.GetAssetPath(prefab);
+
+        AdjustPath();
+    }
+
+    private void AdjustPath()
+    {
+        //trims the location for use with Resources.Load later
+        if (assetLocation.StartsWith("Assets/Resources/"))
+            assetLocation = assetLocation[17 .. ^7];
+        else if (!string.IsNullOrEmpty(assetLocation))
+            if (assetLocation.StartsWith("Assets"))
+            {
+                Debug.LogError(itemName +
+                               ": item with this script should be placed in the Assets/Resources/ folder. Currently: " +
+                               assetLocation);
+            }
+        
+    }
 
     public override string ToString()
     {

Assets/Project Files/Scripts/Helar/Items/ItemSaveData.cs

@@ -0,0 +1,12 @@
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+[Serializable]
+public class ItemSaveData
+{
+    public string assetPath;
+    public int count;
+    
+}

Assets/Project Files/Scripts/Helar/Items/ItemSaveData.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: 2e553150cec08514e9aacc82fe8da007
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: