重做物品系统

Assets/ModuleItem/Runtime/Inventory/InventorySlot.cs

@@ -0,0 +1,54 @@
+using System.Collections;
+using System.Collections.Generic;
+using System.Linq;
+using UnityEngine;
+
+/// <summary>
+/// 库存插槽
+/// </summary>
+public class InventorySlot {
+	/// <summary> 数量 </summary>
+	public int count;
+	/// <summary> 名字 </summary>
+	public string name;
+	/// <summary> 物品 </summary>
+	public InventoryItem item;
+	/// <summary> 限制类型 </summary>
+	public List<string> limits = new List<string>();
+
+	/// <summary> 图片 </summary>
+	public Sprite Sprite => item != null ? item.sprite : null;
+	/// <summary> 堆叠数量 </summary>
+	public int MaxStack => item != null ? item.stack : 0;
+
+	/// <summary> 添加物品数量 </summary>
+	public virtual void Settings(ref int count) {
+		// 剩余容量
+		int canAdd = MaxStack - count;
+		// 剩余容量和余数取最小值
+		int addCount = Mathf.Min(canAdd, count);
+		this.count += addCount;
+		count -= addCount;
+	}
+	/// <summary> 设置物品 </summary>
+	public virtual void Settings(InventoryItem item, int count) {
+		this.item = item;
+		this.count = count;
+	}
+	/// <summary> 替换物品 </summary>
+	public virtual (InventoryItem, int) Replace(InventoryItem item, int count) {
+		int remain = this.count; this.count = count;
+		InventoryItem old = this.item; this.item = item;
+		return (old, remain);
+	}
+
+	/// <summary> 验证类型 </summary>
+	public bool Verify(InventoryItem item) {
+		string[] types = item.type.Split("/");
+		return limits.All(item => types.Contains(item));
+	}
+	/// <summary> 是否可堆叠 </summary>
+	public virtual bool IsStackable(InventoryItem obj) {
+		return item != null && item.IsStackable(obj) && count < MaxStack;
+	}
+}