116 lines
3.0 KiB
C#
116 lines
3.0 KiB
C#
using System;
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using System.Collections;
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using System.Collections.Generic;
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using TMPro;
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using Unity.Mathematics;
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using Unity.VisualScripting;
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using UnityEngine;
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using UnityEngine.XR.Interaction.Toolkit;
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[ExecuteAlways]
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public class InventoryItem : MonoBehaviour
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{
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public GameObject itemPrefab;
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private int _itemId;
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private GameObject _childPrefab;
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public int Count { get; private set; }
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public TMP_Text itemCounterText;
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private ItemData _itemData;
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private void OnEnable()
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{
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if (itemPrefab == null)
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{
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enabled = false;
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//Debug.LogError("Item has no attached prefab");
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return;
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}
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enabled = true;
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if (itemCounterText == null) itemCounterText = GetComponentInChildren<TMP_Text>();
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_childPrefab = GetComponentInChildren<ItemData>()?.gameObject;
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//Only attaches the prefab if it doesn't already have one ([ExecuteAlways] causes one to be spawned in editor).
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if (_childPrefab != null) return;
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_childPrefab = Instantiate(itemPrefab, transform);
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_childPrefab.transform.localPosition = new Vector3(0, -0.45f, 0);
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_childPrefab.transform.localScale = new Vector3(2, 2, 2);
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_childPrefab.transform.rotation = quaternion.identity;
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//Disable prefab components that arent relevant.
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var colliderComponent = _childPrefab.GetComponent<Collider>();
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if (colliderComponent != null) colliderComponent.enabled = false;
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var rigidbodyComponent = _childPrefab.GetComponent<Rigidbody>();
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if (rigidbodyComponent != null)
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{
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rigidbodyComponent.isKinematic = true;
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rigidbodyComponent.useGravity = false;
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}
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var xrGrabInteractableComponent = _childPrefab.GetComponent<XRGrabInteractable>();
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if (xrGrabInteractableComponent != null) xrGrabInteractableComponent.enabled = false;
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}
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private void Start()
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{
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_itemData = _childPrefab.GetComponent<ItemData>();
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if (_itemData == null) Debug.LogError("Item prefab has no attached ItemData", _childPrefab);
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_itemId = _itemData.itemId;
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if (Count == 0) Count = 1;
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UpdateText();
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}
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private void UpdateText()
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{
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itemCounterText.text = _itemData.canStack ? Count.ToString() : "";
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}
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/**
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* Changes how many items are in this itemcontainer.
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* Returns false if attempted to remove more items than exists in the container.
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*/
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public bool ChangeCount(int amount)
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{
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if (Count + amount < 0) return false;
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Count += amount;
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if (Count == 0)
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{
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//Destroys this gameobject if the count is 0 or lower
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Destroy(this);
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return true;
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}
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UpdateText();
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return true;
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}
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public int GetItemid()
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{
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return _itemId;
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}
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public override string ToString()
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{
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return $"{base.ToString()}, Count: {Count}, ItemData: {_itemData}";
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}
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}
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