89 lines
2.5 KiB
C#
89 lines
2.5 KiB
C#
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using System;
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using Godot;
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namespace ColdMint.scripts.item.itemStacks;
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/// <summary>
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/// <para>
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/// one of the basic item stacks, where there is only one instance of an item actually held in the stack,
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/// meaning that all items are identical (or completely random in some ways)
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/// </para>
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/// <para>平凡物品堆，基础物品堆之一，堆中实际保存的物品实例仅有一个，意味着所有物品都完全一致（或某些方面完全随机）</para>
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/// </summary>
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/// <param name="innerItem"></param>
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/// <seealso cref="UniqueItemStack"/><seealso cref="SingleItemStack"/>
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public class CommonItemStack(ICommonItem innerItem) : IItemStack
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{
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public int MaxQuantity { get; } = ItemTypeManager.MaxStackQuantityOf(innerItem.Id);
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public int Quantity { get; private set; } = 1;
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public bool Empty => Quantity == 0;
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public Texture2D Icon => innerItem.Icon;
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public string Name => $"{innerItem.Name}({Quantity})";
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public string? Description => innerItem.Description;
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public bool CanAddItem(IItem item1)
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{
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return innerItem.CanStackWith(item1) && (Quantity < MaxQuantity);
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}
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public bool AddItem(IItem item)
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{
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if (!CanAddItem(item)) return false;
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Quantity++;
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return true;
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}
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public int CanTakeFrom(IItemStack itemStack)
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{
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if (itemStack.Empty || !innerItem.CanStackWith(itemStack.GetItem()!)) return 0;
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return Math.Min(itemStack.Quantity, MaxQuantity - Quantity);
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}
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public bool TakeFrom(IItemStack itemStack)
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{
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var number = CanTakeFrom(itemStack);
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itemStack.RemoveItem(number);
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Quantity += number;
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return itemStack.Empty;
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}
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public IItem? GetItem()
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{
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return Empty ? null : innerItem;
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}
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public IItem? PickItem()
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{
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if (Empty) return null;
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Quantity--;
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if (Empty) innerItem.Destroy();
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return innerItem.CopyInstance();
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}
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public IItemStack? PickItems(int value)
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{
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if (Empty) return null;
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var result = new CommonItemStack(innerItem.CopyInstance());
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var n = Math.Min(Quantity, value);
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result.Quantity = n;
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Quantity -= n;
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if (Empty) innerItem.Destroy();
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return result;
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}
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public int RemoveItem(int number)
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{
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var n = Math.Min(number, Quantity);
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Quantity -= n;
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if (Empty) innerItem.Destroy();
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return number - n;
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}
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public void ClearStack()
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{
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if (Empty) return;
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Quantity = 0;
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innerItem.Destroy();
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}
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}
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