Added ItemStack Serialization on Save

UOP1_Project/Assets/ScriptableObjects/SaveSystem/SaveSystem.asset

   m_Script: {fileID: 11500000, guid: 428b35af66b1ab44c9cca9bb53864745, type: 3}
   m_Name: SaveSystem
   m_EditorClassIdentifier: 
-  locationDatabase: {fileID: 11400000, guid: 9abcccc3f16b8c54e984de463d147899, type: 2}
-  _onSceneReady: {fileID: 11400000, guid: b729e40fc41dd8b4ea7aaf5c857f7186, type: 2}
+  _playerInventory: {fileID: 11400000, guid: 59c84467f7726dc4587a8373b0936f03, type: 2}
-    _locationId: 
+    _locationId: d102ba8fe3b291249aeb9de4b95c1904
+    _itemStacks:
+    - Guid: 0a7c779a15b2c4143ae2068725b8ece9
+      Amount: 1

UOP1_Project/Assets/Scripts/Inventory/ScriptableObjects/Item.cs

-using System.Collections.Generic;
+using System.Collections.Generic;
-public class Item : ScriptableObject
+public class Item : SerializableScriptableObject
 {
 	[Tooltip("The name of the item")]
 	[SerializeField] private LocalizedString _name = default;

UOP1_Project/Assets/Scripts/SaveSystem/Save.cs

-using UnityEngine;
+using System;
+using System.Collections.Generic;
+using UnityEngine;
-[System.Serializable]
+[Serializable]
 public class Save
 {
 	// This is test data, written according to TestScript.cs class
 	public string _locationId;
+	public List<SerializedItemStack> _itemStacks = new List<SerializedItemStack>();
 
 	public string ToJson()
 	{

UOP1_Project/Assets/Scripts/SaveSystem/SaveSystem.cs

 public class SaveSystem : ScriptableObject
 {
 	[SerializeField] private LoadEventChannelSO _loadLocation = default;
+	[SerializeField] private Inventory _playerInventory;
 
 	public string saveFilename = "save.chop";
 	public Save saveData = new Save();
 		{
 			saveData._locationId = locationSo.SerializableGuid;
 		}
+
+		SaveGame();
 	}
 
 	public void LoadGame()
 		}
 	}
 
+
+		saveData._itemStacks.Clear();
+		foreach (var itemStack in _playerInventory.Items)
+		{
+			saveData._itemStacks.Add(new SerializedItemStack(itemStack.Item.SerializableGuid, itemStack.Amount));
+		}
+
 		if (FileManager.WriteToFile(saveFilename, saveData.ToJson()))
 		{
 			Debug.Log("Save successful");

UOP1_Project/Assets/Scripts/SaveSystem/SerializedItemStack.cs

+[System.Serializable]
+public class SerializedItemStack
+{
+	public string itemGuid;
+	public int amount;
+
+	public SerializedItemStack(string itemGuid, int amount)
+	{
+		this.itemGuid = itemGuid;
+		this.amount = amount;
+	}
+}

UOP1_Project/Assets/Scripts/SaveSystem/SerializedItemStack.cs.meta

+fileFormatVersion: 2
+guid: f9d1e93be0b44303b4235a4be6430925
+timeCreated: 1613596846