Juan Pablo Arce
240 lines
10 KiB
C#
240 lines
10 KiB
C#
using Barotrauma.Extensions;
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using FarseerPhysics;
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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.Xml.Linq;
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namespace Barotrauma
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{
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partial class SalvageMission : Mission
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{
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private readonly ItemPrefab itemPrefab;
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private Item item;
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private readonly Level.PositionType spawnPositionType;
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private readonly string containerTag;
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private readonly string existingItemTag;
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private readonly bool showMessageWhenPickedUp;
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/// <summary>
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/// Status effects executed on the target item when the mission starts. A random effect is chosen from each child list.
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/// </summary>
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private readonly List<List<StatusEffect>> statusEffects = new List<List<StatusEffect>>();
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public override IEnumerable<Vector2> SonarPositions
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{
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get
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{
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if (item == null)
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{
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Enumerable.Empty<Vector2>();
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}
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else
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{
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yield return item.WorldPosition;
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}
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}
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}
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public SalvageMission(MissionPrefab prefab, Location[] locations)
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: base(prefab, locations)
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{
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containerTag = prefab.ConfigElement.GetAttributeString("containertag", "");
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if (prefab.ConfigElement.Attribute("itemname") != null)
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{
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DebugConsole.ThrowError("Error in SalvageMission - use item identifier instead of the name of the item.");
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string itemName = prefab.ConfigElement.GetAttributeString("itemname", "");
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itemPrefab = MapEntityPrefab.Find(itemName) as ItemPrefab;
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if (itemPrefab == null)
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{
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DebugConsole.ThrowError("Error in SalvageMission: couldn't find an item prefab with the name " + itemName);
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}
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}
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else
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{
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string itemIdentifier = prefab.ConfigElement.GetAttributeString("itemidentifier", "");
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itemPrefab = MapEntityPrefab.Find(null, itemIdentifier) as ItemPrefab;
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if (itemPrefab == null)
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{
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DebugConsole.ThrowError("Error in SalvageMission - couldn't find an item prefab with the identifier " + itemIdentifier);
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}
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}
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existingItemTag = prefab.ConfigElement.GetAttributeString("existingitemtag", "");
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showMessageWhenPickedUp = prefab.ConfigElement.GetAttributeBool("showmessagewhenpickedup", false);
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string spawnPositionTypeStr = prefab.ConfigElement.GetAttributeString("spawntype", "");
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if (string.IsNullOrWhiteSpace(spawnPositionTypeStr) ||
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!Enum.TryParse(spawnPositionTypeStr, true, out spawnPositionType))
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{
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spawnPositionType = Level.PositionType.Cave | Level.PositionType.Ruin;
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}
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foreach (XElement element in prefab.ConfigElement.Elements())
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{
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switch (element.Name.ToString().ToLowerInvariant())
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{
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case "statuseffect":
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{
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var newEffect = StatusEffect.Load(element, parentDebugName: prefab.Name);
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if (newEffect == null) { continue; }
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statusEffects.Add(new List<StatusEffect> { newEffect });
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break;
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}
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case "chooserandom":
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statusEffects.Add(new List<StatusEffect>());
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foreach (XElement subElement in element.Elements())
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{
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var newEffect = StatusEffect.Load(subElement, parentDebugName: prefab.Name);
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if (newEffect == null) { continue; }
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statusEffects.Last().Add(newEffect);
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}
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break;
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}
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}
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}
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public override void Start(Level level)
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{
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if (!IsClient)
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{
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//ruin/wreck items are allowed to spawn close to the sub
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float minDistance = spawnPositionType == Level.PositionType.Ruin || spawnPositionType == Level.PositionType.Wreck ?
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0.0f : Level.Loaded.Size.X * 0.3f;
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Vector2 position = Level.Loaded.GetRandomItemPos(spawnPositionType, 100.0f, minDistance, 30.0f);
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if (!string.IsNullOrEmpty(existingItemTag))
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{
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var suitableItems = Item.ItemList.Where(it => it.HasTag(existingItemTag));
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switch (spawnPositionType)
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{
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case Level.PositionType.Cave:
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case Level.PositionType.MainPath:
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item = suitableItems.FirstOrDefault(it => Vector2.DistanceSquared(it.WorldPosition, position) < 1000.0f);
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break;
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case Level.PositionType.Ruin:
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item = suitableItems.FirstOrDefault(it => it.ParentRuin != null && it.ParentRuin.Area.Contains(position));
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break;
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case Level.PositionType.Wreck:
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foreach (Item it in suitableItems)
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{
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if (it.Submarine == null || it.Submarine.Info.Type != SubmarineInfo.SubmarineType.Wreck) { continue; }
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Rectangle worldBorders = it.Submarine.Borders;
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worldBorders.Location += it.Submarine.WorldPosition.ToPoint();
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if (Submarine.RectContains(worldBorders, it.WorldPosition))
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{
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item = it;
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#if SERVER
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usedExistingItem = true;
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#endif
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break;
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}
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}
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break;
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}
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}
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if (item == null)
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{
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item = new Item(itemPrefab, position, null);
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item.body.FarseerBody.BodyType = BodyType.Kinematic;
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item.FindHull();
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}
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for (int i = 0; i < statusEffects.Count; i++)
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{
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List<StatusEffect> effectList = statusEffects[i];
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if (effectList.Count == 0) { continue; }
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int effectIndex = Rand.Int(effectList.Count);
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var selectedEffect = effectList[effectIndex];
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item.ApplyStatusEffect(selectedEffect, selectedEffect.type, deltaTime: 1.0f, worldPosition: item.Position);
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#if SERVER
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executedEffectIndices.Add(new Pair<int, int>(i, effectIndex));
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#endif
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}
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//try to find a container and place the item inside it
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if (!string.IsNullOrEmpty(containerTag) && item.ParentInventory == null)
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{
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foreach (Item it in Item.ItemList)
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{
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if (!it.HasTag(containerTag)) { continue; }
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switch (spawnPositionType)
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{
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case Level.PositionType.Cave:
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case Level.PositionType.MainPath:
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if (it.Submarine != null || it.ParentRuin != null) { continue; }
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break;
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case Level.PositionType.Ruin:
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if (it.ParentRuin == null) { continue; }
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break;
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case Level.PositionType.Wreck:
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if (it.Submarine == null || it.Submarine.Info.Type != SubmarineInfo.SubmarineType.Wreck) { continue; }
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break;
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}
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var itemContainer = it.GetComponent<Items.Components.ItemContainer>();
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if (itemContainer == null) { continue; }
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if (itemContainer.Combine(item, user: null)) { break; } // Placement successful
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}
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}
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}
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}
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public override void Update(float deltaTime)
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{
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if (item == null)
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{
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#if DEBUG
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DebugConsole.ThrowError("Error in salvage mission " + Prefab.Identifier + " (item was null)");
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#endif
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return;
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}
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if (IsClient)
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{
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if (item.ParentInventory != null && item.body != null) { item.body.FarseerBody.BodyType = BodyType.Dynamic; }
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return;
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}
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switch (State)
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{
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case 0:
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if (item.ParentInventory != null && item.body != null) { item.body.FarseerBody.BodyType = BodyType.Dynamic; }
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if (showMessageWhenPickedUp)
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{
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if (!(item.ParentInventory?.Owner is Character)) { return; }
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}
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else
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{
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if (item.CurrentHull?.Submarine == null || item.CurrentHull.Submarine.Info.Type != SubmarineInfo.SubmarineType.Player) { return; }
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}
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State = 1;
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break;
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case 1:
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if (!Submarine.MainSub.AtEndPosition && !Submarine.MainSub.AtStartPosition) { return; }
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State = 2;
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break;
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}
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}
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public override void End()
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{
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if (item.CurrentHull?.Submarine == null || (!item.CurrentHull.Submarine.AtEndPosition && !item.CurrentHull.Submarine.AtStartPosition) || item.Removed)
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{
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return;
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}
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item?.Remove();
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item = null;
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GiveReward();
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completed = true;
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}
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}
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}
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