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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7.7 KiB

using System.Collections.Generic;
using UnityEngine;
public class UIInventoryManager : MonoBehaviour
{
[SerializeField]
private Inventory currentInventory;
[SerializeField]
private InventoryItemFiller itemPrefab;
[SerializeField]
private GameObject contentParent;
[SerializeField]
private InspectorFiller inspectorFiller;
[SerializeField]
private InventoryTypeTabsFiller tabFiller;
[SerializeField]
private InventoryButtonFiller buttonFiller;
InventoryTabType selectedTab;
[SerializeField]
List<InventoryTabType> tabTypesList = new List<InventoryTabType>();
private int selectedItemId = -1;
private List<InventoryItemFiller> instantiatedGameObjects;
public ItemEventChannelSo CookRecipeEvent;
public ItemEventChannelSo UseItemEvent;
public ItemEventChannelSo EquipItemEvent;
public TabEventChannelSo ChangeTabEvent;
public ItemEventChannelSo SelectItemEvent;
public VoidEventChannelSO ActionButtonClicked;
public VoidEventChannelSO OnInteractionEndedEvent;
private void OnEnable()
{
//Check if the event exists to avoid errors
if (ActionButtonClicked != null)
{
ActionButtonClicked.OnEventRaised += ActionButtonEventRaised;
}
if (ChangeTabEvent != null)
{
ChangeTabEvent.OnEventRaised += ChangeTabEventRaised;
}
if (SelectItemEvent != null)
{
SelectItemEvent.OnEventRaised += InspectItem;
}
if (OnInteractionEndedEvent != null)
{
OnInteractionEndedEvent.OnEventRaised += InteractionEnded;
}
}
private void OnDisable()
{
if (ActionButtonClicked != null)
{
ActionButtonClicked.OnEventRaised -= ActionButtonEventRaised;
}
if (ChangeTabEvent != null)
{
ChangeTabEvent.OnEventRaised -= ChangeTabEventRaised;
}
if (SelectItemEvent != null)
{
SelectItemEvent.OnEventRaised -= InspectItem;
}
}
bool isNearPot = false;
public void FillInventory(TabType _selectedTabType = TabType.none, bool _isNearPot = false)
{
isNearPot = _isNearPot;
if ((_selectedTabType != TabType.none) && (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)
{
FillTypeTabs(tabTypesList, selectedTab);
List<ItemStack> listItemsToShow = currentInventory.Items.FindAll(o => o.Item.ItemType.TabType == selectedTab);
FillItems(listItemsToShow);
}
else
{
Debug.Log("There's no item tab type ");
}
}
public void InteractionEnded()
{
isNearPot = false;
}
void FillTypeTabs(List<InventoryTabType> typesList, InventoryTabType selectedType)
{
tabFiller.FillTabs(typesList, selectedType, ChangeTabEvent);
}
void FillItems(List<ItemStack> listItemsToShow)
{
if (instantiatedGameObjects == null)
instantiatedGameObjects = new List<InventoryItemFiller>();
int maxCount = Mathf.Max(listItemsToShow.Count, instantiatedGameObjects.Count);
for (int i = 0; i < maxCount; i++)
{
if (i < listItemsToShow.Count)
{
if (i >= instantiatedGameObjects.Count)
{
//instantiate
InventoryItemFiller instantiatedPrefab = Instantiate(itemPrefab, contentParent.transform) as InventoryItemFiller;
instantiatedGameObjects.Add(instantiatedPrefab);
}
//fill
bool isSelected = selectedItemId == i;
instantiatedGameObjects[i].SetItem(listItemsToShow[i], isSelected, SelectItemEvent);
instantiatedGameObjects[i].gameObject.SetActive(true);
}
else if (i < instantiatedGameObjects.Count)
{
//Desactive
instantiatedGameObjects[i].gameObject.SetActive(false);
}
}
HideItemInformation();
//unselect selected Item
if (selectedItemId >= 0)
{
UnselectItem(selectedItemId);
selectedItemId = -1;
}
}
public void UpdateOnItemInInventory(ItemStack itemToUpdate, bool removeItem)
{
if (instantiatedGameObjects == null)
instantiatedGameObjects = new List<InventoryItemFiller>();
if (removeItem)
{
if (instantiatedGameObjects.Exists(o => o.currentItem == itemToUpdate))
{
int index = instantiatedGameObjects.FindIndex(o => o.currentItem == itemToUpdate);
instantiatedGameObjects[index].gameObject.SetActive(false);
}
}
else
{
int index = 0;
//if the item has already been created
if (instantiatedGameObjects.Exists(o => o.currentItem == itemToUpdate))
{
index = instantiatedGameObjects.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 > instantiatedGameObjects.Count)
{
//instantiate
InventoryItemFiller instantiatedPrefab = Instantiate(itemPrefab, contentParent.transform) as InventoryItemFiller;
instantiatedGameObjects.Add(instantiatedPrefab);
}
//find the last instantiated game object not used
index = currentInventory.Items.Count;
}
//set item
bool isSelected = selectedItemId == index;
instantiatedGameObjects[index].SetItem(itemToUpdate, isSelected, SelectItemEvent);
instantiatedGameObjects[index].gameObject.SetActive(true);
}
}
public void InspectItem(Item itemToInspect)
{
if (instantiatedGameObjects.Exists(o => o.currentItem.Item == itemToInspect))
{
int itemIndex = instantiatedGameObjects.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;
if (itemToInspect.ItemType.ActionType == ItemInventoryActionType.cook)
{
isInteractable = currentInventory.hasIngredients(itemToInspect.IngredientsList) && isNearPot
;
}
else if (itemToInspect.ItemType.ActionType == ItemInventoryActionType.doNothing)
{
isInteractable = false;
}
//set button
buttonFiller.FillInventoryButtons(itemToInspect.ItemType, isInteractable);
}
}
void ShowItemInformation(Item item)
{
bool[] availabilityArray = currentInventory.IngredietsAvailability(item.IngredientsList);
inspectorFiller.FillItemInspector(item, availabilityArray);
}
void HideItemInformation()
{
inspectorFiller.HideItemInspector();
}
void UnselectItem(int itemIndex)
{
if (instantiatedGameObjects.Count > itemIndex)
{
instantiatedGameObjects[itemIndex].UnselectItem();
}
}
void ActionButtonEventRaised()
{
if (ActionButtonClicked != null)
{
//find the selected Item
if (instantiatedGameObjects.Count > selectedItemId)
{
//find the item
Item itemToActOn = new Item();
itemToActOn = instantiatedGameObjects[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(Item itemToUse)
{
Debug.Log("USE ITEM " + itemToUse.name);
UseItemEvent.OnEventRaised(itemToUse);
//update inventory
FillInventory();
}
void EquipItem(Item itemToUse)
{
Debug.Log("Equip ITEM " + itemToUse.name);
EquipItemEvent.OnEventRaised(itemToUse);
}
void CookRecipe(Item recipeToCook)
{
//get item
CookRecipeEvent.OnEventRaised(recipeToCook);
//update inspector
InspectItem(recipeToCook);
//update inventory
FillInventory();
}
void ChangeTabEventRaised(InventoryTabType tabType)
{
FillInventory(tabType.TabType);
}
}