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 UnityEngine;
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using UnityEngine.InputSystem;
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using UnityEngine.UI;
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public class InventoryDisplay : MonoBehaviour
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{
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private GameObject _playerGO;
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private Inventory inventory;
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public GameObject inventoryPanel;
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public GameObject itemContent;
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public GameObject itemUIPrefab;
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public List<GameObject> itemUIs = new List<GameObject>();
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public GameObject PlayerGO
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{
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get
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{
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if (_playerGO == null)
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{
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_playerGO = GameObject.Find("Player");
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}
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return _playerGO;
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}
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private set { _playerGO = value; }
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}
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private void Awake()
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{
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PlayerGO = GameObject.Find("Player");
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inventory = _playerGO.GetComponent<Inventory>();
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//originalRect = healthImage.rectTransform.rect;
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}
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private void OnEnable()
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{
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GameStateEvents.inventoryChanged += UpdateItemContentList;
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}
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private void OnDisable()
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{
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GameStateEvents.inventoryChanged -= UpdateItemContentList;
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}
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public void OnInventoryButtonPressed(InputAction.CallbackContext context)
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{
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//TODO: Delete this
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//if (context.started)
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//{
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// ResumeOrPauseGame(GameManager.GameIsPaused);
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//}
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if (context.started)
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{
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inventoryPanel.SetActive(!inventoryPanel.activeSelf);
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if (inventoryPanel.activeSelf)
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{
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GenerateItemContentList();
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}
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else
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{
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ClearItemContentList();
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}
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}
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}
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//TODO: Delete this
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//private void ResumeOrPauseGame(bool resume)
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//{
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// if (resume)
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// {
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// ResumeWithMenu();
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// }
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// else
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// {
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// PauseWithMenu();
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// }
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//}
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//TODO: Delete this
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//private void ResumeWithMenu()
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//{
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// GameManager.ResumeGame();
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// inventoryPanel.SetActive(false);
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// ClearItemContentList();
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//}
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//TODO: Delete this
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//private void PauseWithMenu()
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//{
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// GameManager.PauseGame();
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// inventoryPanel.SetActive(true);
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// GenerateItemContentList();
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//}
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private void GenerateItemContentList()
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{
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inventory.items?.ForEach(slot =>
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{
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GameObject itemUI = Instantiate(itemUIPrefab, itemContent.transform);
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itemUI.transform.Find("ItemName").GetComponent<TextMeshProUGUI>().text = slot.item.itemName;
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itemUI.transform.Find("ItemQuantity").GetComponent<TextMeshProUGUI>().text = slot.quantity.ToString() + "x";
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itemUI.transform.Find("ItemIcon").GetComponent<Image>().sprite = slot.item.itemIcon;
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itemUIs.Add(itemUI);
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});
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}
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private void UpdateItemContentList()
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{
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// First, deactivate all existing itemUIs
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itemUIs.ForEach(itemUI => itemUI.SetActive(false));
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// Keep track of which UI elements we've used
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int currentIndex = 0;
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inventory.items.ForEach(slot =>
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{
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GameObject itemUI;
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// Reuse existing UI element if available
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if (currentIndex < itemUIs.Count)
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{
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itemUI = itemUIs[currentIndex];
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itemUI.SetActive(true);
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}
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else
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{
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// Create new UI element if needed
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itemUI = Instantiate(itemUIPrefab, itemContent.transform);
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itemUIs.Add(itemUI);
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}
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// Update the UI elements
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itemUI.transform.Find("ItemName").GetComponent<TextMeshProUGUI>().text = slot.item.itemName;
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itemUI.transform.Find("ItemQuantity").GetComponent<TextMeshProUGUI>().text = slot.quantity.ToString() + "x";
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itemUI.transform.Find("ItemIcon").GetComponent<Image>().sprite = slot.item.itemIcon;
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currentIndex++;
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});
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// Remove any excess UI elements
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if (currentIndex < itemUIs.Count)
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{
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for (int i = itemUIs.Count - 1; i >= currentIndex; i--)
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{
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Destroy(itemUIs[i]);
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itemUIs.RemoveAt(i);
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}
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}
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}
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private void ClearItemContentList()
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{
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itemUIs.ForEach(itemUI =>
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{
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Destroy(itemUI);
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});
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itemUIs.Clear();
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}
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}
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