90 lines
2.9 KiB
C#
90 lines
2.9 KiB
C#
using System;
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using System.Collections.Concurrent;
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using System.Collections.Generic;
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using BITKit;
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using Cysharp.Threading.Tasks;
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namespace Net.Project.B.Health
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{
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/// <summary>
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/// 生命值服务
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/// </summary>
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public interface IHealthService
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{
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/// <summary>
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/// 已缓存的生命值
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/// </summary>
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public IReadOnlyDictionary<int,int> Healths { get; }
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/// <summary>
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/// 在改变生命值前,ID,当前生命值,新的生命值,来源
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/// <returns>增加的数值</returns>
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/// </summary>
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public event Func<int,int,int,object,int> OnHealthPlus;
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/// <summary>
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/// 在改变生命值后
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/// </summary>
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/// /// <summary>
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/// 当健康值发生变化时触发的事件。
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/// </summary>
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public event Action<int,int,int,object> OnHealthChanged;
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/// <summary>
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/// 调整生命值
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/// </summary>
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/// <param name="id"></param>
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/// <param name="value">+- not set</param>
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/// <returns></returns>
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public UniTask<int> AddHealth(int id,int value,object arg);
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}
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public class HealthService:IHealthService
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{
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private static HealthService _singleton;
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public HealthService()
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{
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_singleton = this;
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}
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[BITCommand]
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public static void SetHealth(int id, int newHealth)
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{
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Healths.GetOrAdd(id,100);
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Healths.Set(id,newHealth);
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OnHealthChanged?.Invoke(id,newHealth,newHealth,null);
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}
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[BITCommand]
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public static void AddHealth(int id, int newHealth)
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{
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Healths.GetOrAdd(id,100);
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_singleton.AddHealth(id, newHealth, null).Forget();
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}
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IReadOnlyDictionary<int, int> IHealthService.Healths => Healths;
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private static event Func<int,int,int,object,int> OnHealthChange;
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private static event Action<int,int,int,object> OnHealthChanged;
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private static readonly ConcurrentDictionary<int, int> Healths = new();
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event Func<int,int,int,object,int> IHealthService.OnHealthPlus
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{
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add => OnHealthChange += value;
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remove => OnHealthChange -= value;
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}
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event Action<int,int,int,object> IHealthService.OnHealthChanged
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{
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add => OnHealthChanged += value;
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remove => OnHealthChanged -= value;
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}
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public UniTask<int> AddHealth(int id, int value,object arg)
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{
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var current = Healths.GetOrAdd(id,100);
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foreach (var func in OnHealthChange.CastAsFunc())
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{
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value =func.Invoke(id,current, value, arg);
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}
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var newHp = Math.Clamp(current + value, -1, 100);
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Healths.Set(id,newHp);
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OnHealthChanged?.Invoke(id,current,newHp,arg);
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return UniTask.FromResult(newHp);
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}
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}
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}
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