90 lines
2.7 KiB
C#
90 lines
2.7 KiB
C#
using System;
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using System.Collections.Generic;
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using Items;
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using UnityEngine;
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using UnityEngine.UI;
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namespace GameUI
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{
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public class PlayerInventoryView : MonoBehaviour
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{
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[SerializeField] private GameObject item;
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[SerializeField] private GameObject grid;
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public Action<Item> OnItemInvoked;
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private List<Button> _buttons;
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private Button[] _freeButtons;
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private Dictionary<Item, Button> _dictionary;
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public void SetUpUI(int inventoryCapacity)
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{
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_buttons = new List<Button>();
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_dictionary = new Dictionary<Item, Button>();
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_freeButtons = new Button[inventoryCapacity];
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for (int i = 0; i < inventoryCapacity; i++)
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{
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var itemGo = Instantiate(item, grid.transform);
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var button = itemGo.GetComponentInChildren<Button>();
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_buttons.Add(button);
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button.gameObject.SetActive(false);
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}
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var j = 0;
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_buttons.ForEach(button => _freeButtons[j++] = button);
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}
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private void SwitchButton(Item item)
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{
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var button = _dictionary[item];
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_dictionary.Remove(item);
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button.gameObject.SetActive(false);
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for (int i = 0; i < _freeButtons.Length; i++)
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{
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if (_freeButtons[i] != null) continue;
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_freeButtons[i] = button;
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break;
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}
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}
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public void PickUpItem(Item item)
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{
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Button button = null;
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for (int i = 0; i < _freeButtons.Length; i++)
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{
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if (_freeButtons[i] == null) continue;
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button = _freeButtons[i];
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_freeButtons[i] = null;
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break;
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}
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if (button == null)
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return;
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_dictionary.Add(item, button);
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button.gameObject.SetActive(true);
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button.image.sprite = item.Icon;
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button.onClick.AddListener(() =>
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{
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if (item.IsInstantUse)
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{
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button.onClick.RemoveAllListeners();
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item.InstanceInvoke();
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for (int i = 0; i < _freeButtons.Length; i++)
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{
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if (_freeButtons[i] != null) continue;
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_freeButtons[i] = button;
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break;
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}
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button.gameObject.SetActive(false);
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}
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else
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{
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item.Invoke(SwitchButton);
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OnItemInvoked?.Invoke(item);
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}
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});
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}
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}
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} |