75 lines
2.6 KiB
C#
75 lines
2.6 KiB
C#
using System;
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using System.Collections.Generic;
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using Data;
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using Entity;
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using Prefab;
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using UnityEngine;
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using Utils;
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using Random = System.Random;
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namespace Managers
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{
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class EventManager:Singleton<EventManager>,ILaunchManager
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{
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private static Random _random = new();
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public EventDef[] EventDefs { get; private set; }
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public string StepDescription => "正在载入事件";
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public void Init()
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{
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if(EventDefs!=null)
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return;
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EventDefs = DefineManager.Instance.QueryDefinesByType<EventDef>();
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}
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public void Clear()
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{
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EventDefs = null;
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}
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public static void ExecuteEvent(EventDef eventDef)
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{
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if(eventDef == null)
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return;
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if (eventDef.hediffEvent != null)
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{
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var entityList = EntityManage.Instance.FindEntitiesByFaction(Program.Instance.FocusedDimensionId,
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eventDef.hediffEvent.affiliation.defName);
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List<Entity.Entity> filteredEntitiesTraditional = new();
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foreach (var prefab in entityList)
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{
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var entity = prefab.entity;
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if (entity is Character || entity is Monster)
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{
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filteredEntitiesTraditional.Add(entity);
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}
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}
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var selectedElements = SelectRandomElements_FisherYates(filteredEntitiesTraditional, eventDef.hediffEvent.specificPawnCount);
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foreach (var selectedElement in selectedElements)
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{
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}
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}
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}
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public static List<T> SelectRandomElements_FisherYates<T>(List<T> sourceList, int count)
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{
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if (sourceList == null) throw new ArgumentNullException(nameof(sourceList));
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if (count < 0) throw new ArgumentOutOfRangeException(nameof(count), "Count cannot be negative.");
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if (count == 0) return new List<T>();
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if (count >= sourceList.Count) return new List<T>(sourceList); // 如果n大于等于列表大小，则返回所有元素副本
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List<T> result = new List<T>(count); // 预分配容量
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List<T> temp = new List<T>(sourceList); // 创建一个副本以避免修改原始列表
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int n = temp.Count;
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for (int i = 0; i < count; i++)
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{
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int k = _random.Next(i, n);
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result.Add(temp[k]);
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(temp[k], temp[i]) = (temp[i], temp[k]);
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}
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return result;
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}
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}
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} |