这是第一个 Unity 开放项目的repo,是 Unity 和社区合作创建的一个小型开源游戏演示,第一款游戏是一款名为 Chop Chop 的动作冒险游戏。
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410 行
8.5 KiB

using System.Collections.Generic;
using UnityEngine;
using UnityEngine.Events;
using UnityEngine.Serialization;
public class UIInventory : MonoBehaviour
{
[SerializeField]
private InventorySO _currentInventory = default;
[SerializeField]
private UIInventoryItem _itemPrefab = default;
[SerializeField]
private GameObject _contentParent = default;
[FormerlySerializedAs("_inspectorFiller")]
[SerializeField]
private UIInventoryInspector _inspectorPanel = default;
[FormerlySerializedAs("_tabFiller")]
[SerializeField]
private UIInventoryTabs _tabsPanel = default;
[FormerlySerializedAs("_buttonFiller")]
[SerializeField]
private UIActionButton _actionButton = default;
InventoryTabSO _selectedTab = default;
[SerializeField]
List<InventoryTabSO> _tabTypesList = new List<InventoryTabSO>();
private int selectedItemId = -1;
[FormerlySerializedAs("_instanciatedItems")]
[SerializeField]
private List<UIInventoryItem> _availableItemSlots = default;
[SerializeField]
private VoidEventChannelSO _onInteractionEndedEvent = default;
[SerializeField]
private ItemEventChannelSO _useItemEvent = default;
[SerializeField]
private IntEventChannelSO _restoreHealth = default;
[SerializeField]
private ItemEventChannelSO _equipItemEvent = default;
[SerializeField]
private ItemEventChannelSO _cookRecipeEvent = default;
[SerializeField]
private InputReader _inputReader = default;
public UnityAction Closed;
bool _isNearPot = false;
private void OnEnable()
{
//Check if the event exists to avoid errors
_actionButton.Clicked += OnActionButtonClicked;
_tabsPanel.TabChanged += OnChangeTab;
_onInteractionEndedEvent.OnEventRaised += InteractionEnded;
for (int i = 0; i < _availableItemSlots.Count; i++)
{
_availableItemSlots[i].ItemSelected += InspectItem;
}
_inputReader.TabSwitched += OnSwitchTab;
}
private void OnDisable()
{
_actionButton.Clicked -= OnActionButtonClicked;
_tabsPanel.TabChanged -= OnChangeTab;
for (int i = 0; i < _availableItemSlots.Count; i++)
{
_availableItemSlots[i].ItemSelected -= InspectItem;
}
_inputReader.TabSwitched -= OnSwitchTab;
}
void OnSwitchTab(float orientation)
{
if (orientation != 0)
{
bool isLeft = orientation < 0;
int initialIndex = _tabTypesList.FindIndex(o => o == _selectedTab);
if (initialIndex != -1)
{
if (isLeft)
{
initialIndex--;
}
else
{
initialIndex++;
}
initialIndex = Mathf.Clamp(initialIndex, 0, _tabTypesList.Count - 1);
}
OnChangeTab(_tabTypesList[initialIndex]);
}
}
public void FillInventory(InventoryTabType _selectedTabType = InventoryTabType.CookingItem, bool isNearPot = false)
{
_isNearPot = isNearPot;
if ((_tabTypesList.Exists(o => o.TabType == _selectedTabType)))
{
_selectedTab = _tabTypesList.Find(o => o.TabType == _selectedTabType);
}
else
{
if (_tabTypesList != null)
{
if (_tabTypesList.Count > 0)
{
_selectedTab = _tabTypesList[0];
}
}
}
if (_selectedTab != null)
{
SetTabs(_tabTypesList, _selectedTab);
List<ItemStack> listItemsToShow = new List<ItemStack>();
listItemsToShow = _currentInventory.Items.FindAll(o => o.Item.ItemType.TabType == _selectedTab);
FillInvetoryItems(listItemsToShow);
}
else
{
Debug.LogError("There's no selected tab ");
}
}
void InteractionEnded()
{
_isNearPot = false;
}
void SetTabs(List<InventoryTabSO> typesList, InventoryTabSO selectedType)
{
_tabsPanel.SetTabs(typesList, selectedType);
}
void FillInvetoryItems(List<ItemStack> listItemsToShow)
{
if (_availableItemSlots == null)
_availableItemSlots = new List<UIInventoryItem>();
int maxCount = Mathf.Max(listItemsToShow.Count, _availableItemSlots.Count);
for (int i = 0; i < maxCount; i++)
{
if (i < listItemsToShow.Count)
{
//fill
bool isSelected = selectedItemId == i;
_availableItemSlots[i].SetItem(listItemsToShow[i], isSelected);
}
else if (i < _availableItemSlots.Count)
{
//Desactive
_availableItemSlots[i].SetInactiveItem();
}
}
HideItemInformation();
//unselect selected Item
if (selectedItemId >= 0)
{
UnselectItem(selectedItemId);
selectedItemId = -1;
}
//hover First Element
if (_availableItemSlots.Count > 0)
{
_availableItemSlots[0].SelectFirstElement();
}
}
void UpdateItemInInventory(ItemStack itemToUpdate, bool removeItem)
{
if (_availableItemSlots == null)
_availableItemSlots = new List<UIInventoryItem>();
if (removeItem)
{
if (_availableItemSlots.Exists(o => o._currentItem == itemToUpdate))
{
int index = _availableItemSlots.FindIndex(o => o._currentItem == itemToUpdate);
_availableItemSlots[index].SetInactiveItem();
}
}
else
{
int index = 0;
//if the item has already been created
if (_availableItemSlots.Exists(o => o._currentItem == itemToUpdate))
{
index = _availableItemSlots.FindIndex(o => o._currentItem == itemToUpdate);
}
//if the item needs to be created
else
{
//if the new item needs to be instantiated
if (_currentInventory.Items.Count > _availableItemSlots.Count)
{
//instantiate
UIInventoryItem instantiatedPrefab = Instantiate(_itemPrefab, _contentParent.transform) as UIInventoryItem;
_availableItemSlots.Add(instantiatedPrefab);
}
//find the last instantiated game object not used
index = _currentInventory.Items.Count;
}
//set item
bool isSelected = selectedItemId == index;
_availableItemSlots[index].SetItem(itemToUpdate, isSelected);
}
}
public void InspectItem(ItemSO itemToInspect)
{
if (_availableItemSlots.Exists(o => o._currentItem.Item == itemToInspect))
{
int itemIndex = _availableItemSlots.FindIndex(o => o._currentItem.Item == itemToInspect);
//unselect selected Item
if (selectedItemId >= 0 && selectedItemId != itemIndex)
UnselectItem(selectedItemId);
//change Selected ID
selectedItemId = itemIndex;
//show Information
ShowItemInformation(itemToInspect);
//check if interactable
bool isInteractable = true;
_actionButton.gameObject.SetActive(true);
if (itemToInspect.ItemType.ActionType == ItemInventoryActionType.Cook)
{
isInteractable = _currentInventory.hasIngredients(itemToInspect.IngredientsList) && _isNearPot;
}
else if (itemToInspect.ItemType.ActionType == ItemInventoryActionType.DoNothing)
{
isInteractable = false;
_actionButton.gameObject.SetActive(false);
}
//set button
_actionButton.FillInventoryButton(itemToInspect.ItemType, isInteractable);
}
}
void ShowItemInformation(ItemSO item)
{
bool[] availabilityArray = _currentInventory.IngredientsAvailability(item.IngredientsList);
_inspectorPanel.FillInspector(item, availabilityArray);
_inspectorPanel.gameObject.SetActive(true);
}
void HideItemInformation()
{
_actionButton.gameObject.SetActive(false);
_inspectorPanel.gameObject.SetActive(false);
}
void UnselectItem(int itemIndex)
{
if (_availableItemSlots.Count > itemIndex)
{
_availableItemSlots[itemIndex].UnselectItem();
}
}
void UpdateInventory()
{
FillInventory(_selectedTab.TabType, _isNearPot);
}
void OnActionButtonClicked()
{
//find the selected Item
if (_availableItemSlots.Count > selectedItemId && selectedItemId > -1)
{
//find the item
ItemSO itemToActOn = new ItemSO();
itemToActOn = _availableItemSlots[selectedItemId]._currentItem.Item;
//check the selected Item type
//call action function depending on the itemType
switch (itemToActOn.ItemType.ActionType)
{
case ItemInventoryActionType.Cook:
CookRecipe(itemToActOn);
break;
case ItemInventoryActionType.Use:
UseItem(itemToActOn);
break;
case ItemInventoryActionType.Equip:
EquipItem(itemToActOn);
break;
default:
break;
}
}
}
void UseItem(ItemSO itemToUse)
{
if (itemToUse.HealthResorationValue > 0)
{ _restoreHealth.RaiseEvent(itemToUse.HealthResorationValue); }
_useItemEvent.RaiseEvent(itemToUse);
//update inventory
UpdateInventory();
}
void EquipItem(ItemSO itemToUse)
{
Debug.Log("Equip ITEM " + itemToUse.name);
_equipItemEvent.RaiseEvent(itemToUse);
}
void CookRecipe(ItemSO recipeToCook)
{
//get item
_cookRecipeEvent.RaiseEvent(recipeToCook);
//update inspector
InspectItem(recipeToCook);
//update inventory
UpdateInventory();
}
void OnChangeTab(InventoryTabSO tabType)
{
FillInventory(tabType.TabType, _isNearPot);
}
public void CloseInventory()
{
Closed.Invoke();
}
}