MuHua-123
98 lines
3.0 KiB
C#
98 lines
3.0 KiB
C#
using System;
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using System.Linq;
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using System.Collections;
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using System.Collections.Generic;
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using UnityEngine;
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/// <summary>
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/// 物品库存
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/// </summary>
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public class Inventory {
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/// <summary> 背包容量 </summary>
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public int capacity;
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/// <summary> 插槽列表 </summary>
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public List<InventorySlot> slots;
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/// <summary> 改变事件 </summary>
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public event Action<Inventory> OnChange;
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/// <summary> 物品库存 </summary>
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public Inventory(int capacity) {
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this.capacity = capacity;
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slots = new List<InventorySlot>();
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for (int i = 0; i < capacity; i++) { slots.Add(new InventorySlot()); }
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}
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/// <summary> 应用修改 </summary>
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public void Apply() => OnChange?.Invoke(this);
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/// <summary> 遍历数组 </summary>
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public void ForEach(Action<InventorySlot> action) => slots.ForEach(action);
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/// <summary> 添加物品 </summary>
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public void AddItem(DataItem item, int count) {
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int remain = MergeToSlots(item, count);
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// 如果还有剩余，按照MaxStack分批放入空位
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if (remain > 0) { AddToSlots(item, remain, true); }
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OnChange?.Invoke(this);
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}
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/// <summary> 添加物品 </summary>
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public void AddToSlots(DataItem item, int count, bool isWhile) {
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(bool isComplete, int remain) = AddToSlots(item, count);
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if (!isComplete || remain == 0 || !isWhile) { return; }
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AddToSlots(item, remain, isWhile);
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}
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/// <summary> 添加到插槽 bool = 是否添加成功，int = 余量 </summary>
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public (bool, int) AddToSlots(DataItem item, int count) {
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InventorySlot emptySlot = slots.FirstOrDefault(s => s.item == null);
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if (emptySlot == null) { return (false, count); }
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int addCount = Mathf.Min(count, item.MaxStack);
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emptySlot.Settings(item, addCount);
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return (true, count - addCount);
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}
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/// <summary> 合并到插槽 </summary>
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public int MergeToSlots(DataItem item, int count) {
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// 查询所有可合并的插槽
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List<InventorySlot> sameSlots = slots.Where(slot => slot.Same(item)).ToList();
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// 合并到已有插槽
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sameSlots.ForEach(obj => MergeToSlots(obj, ref count));
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return count;
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}
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/// <summary> 合并到插槽 </summary>
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public void MergeToSlots(InventorySlot slot, ref int count) {
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int canAdd = slot.MaxStack - slot.count;
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int addCount = Mathf.Min(canAdd, count);
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slot.count += addCount;
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count -= addCount;
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}
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}
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/// <summary>
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/// 库存插槽
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/// </summary>
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public class InventorySlot {
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/// <summary> 数量 </summary>
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public int count;
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/// <summary> 物品 </summary>
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public DataItem item;
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// /// <summary> 图片 </summary>
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public Sprite Sprite => item != null ? item.sprite : null;
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// /// <summary> 堆叠数量 </summary>
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public int MaxStack => item != null ? item.MaxStack : 0;
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public InventorySlot() { }
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public InventorySlot(DataItem item, int count) {
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this.item = item;
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this.count = count;
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}
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/// <summary> 设置 </summary>
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public void Settings(DataItem item, int count) {
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this.item = item;
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this.count = count;
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}
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/// <summary> 是否相同 </summary>
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public bool Same(DataItem obj) {
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return item != null && item.name == obj.name && count < MaxStack;
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}
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} |