143 lines
4.5 KiB
C#
143 lines
4.5 KiB
C#
using Barotrauma.Items.Components;
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using Microsoft.Xna.Framework;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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namespace Barotrauma
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{
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class AIObjectiveGetItem : AIObjective
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{
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private string itemName;
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private Item targetItem;
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private int currSearchIndex;
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private bool canBeCompleted;
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public bool IgnoreContainedItems;
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private bool equip;
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public override bool CanBeCompleted
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{
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get { return canBeCompleted; }
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}
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public AIObjectiveGetItem(Character character, Item targetItem, bool equip = false)
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: base(character, "")
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{
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canBeCompleted = true;
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this.equip = equip;
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currSearchIndex = 0;
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this.targetItem = targetItem;
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}
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public AIObjectiveGetItem(Character character, string itemName, bool equip=false)
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: base (character, "")
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{
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canBeCompleted = true;
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this.equip = equip;
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currSearchIndex = 0;
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this.itemName = itemName;
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}
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protected override void Act(float deltaTime)
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{
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if (targetItem != null)
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{
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if (Vector2.Distance(character.SimPosition, targetItem.SimPosition) < targetItem.PickDistance)
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{
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int targetSlot = -1;
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if (equip)
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{
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var pickable = targetItem.GetComponent<Pickable>();
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//check if all the slots required by the item are free
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foreach (LimbSlot slots in pickable.AllowedSlots)
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{
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if (slots.HasFlag(LimbSlot.Any)) continue;
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for (int i = 0; i<character.Inventory.Items.Length; i++)
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{
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//slot not needed by the item, continue
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if (!slots.HasFlag(CharacterInventory.limbSlots[i])) continue;
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targetSlot = i;
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//slot free, continue
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if (character.Inventory.Items[i] == null) continue;
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//try to move the existing item to LimbSlot.Any and continue if successful
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if (character.Inventory.TryPutItem(character.Inventory.Items[i], new List<LimbSlot>() { LimbSlot.Any }, false)) continue;
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//if everything else fails, simply drop the existing item
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character.Inventory.Items[i].Drop();
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}
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}
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}
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targetItem.Pick(character, false, true);
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if (targetSlot>-1 && character.Inventory.IsInLimbSlot(targetItem, LimbSlot.Any))
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{
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character.Inventory.TryPutItem(targetItem, targetSlot, false);
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}
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}
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return;
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}
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for (int i = 0; i<10 && currSearchIndex<Item.ItemList.Count-2; i++)
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{
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currSearchIndex++;
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if (!Item.ItemList[currSearchIndex].HasTag(itemName) && Item.ItemList[currSearchIndex].Name != itemName) continue;
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if (IgnoreContainedItems && Item.ItemList[currSearchIndex].container != null) continue;
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if (Item.ItemList[currSearchIndex].inventory is CharacterInventory) continue;
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targetItem = Item.ItemList[currSearchIndex];
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AddGoToObjective(targetItem);
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return;
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}
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if (currSearchIndex >= Item.ItemList.Count) canBeCompleted = false;
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}
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private void AddGoToObjective(Item item)
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{
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Item moveToTarget = item;
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while (moveToTarget.container != null)
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{
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moveToTarget = moveToTarget.container;
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}
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AddSubObjective(new AIObjectiveGoTo(moveToTarget, character));
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}
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public override bool IsDuplicate(AIObjective otherObjective)
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{
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AIObjectiveGetItem getItem = otherObjective as AIObjectiveGetItem;
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if (getItem == null) return false;
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return (getItem.itemName == itemName);
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}
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public override bool IsCompleted()
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{
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return character.Inventory.FindItem(itemName) != null;
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}
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}
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}
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