81 lines
2.6 KiB
C#
81 lines
2.6 KiB
C#
using System.ComponentModel.DataAnnotations;
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using System.Reflection;
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using Yi.Framework.DigitalCollectibles.Domain.Shared.Attributes;
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namespace Yi.Framework.DigitalCollectibles.Domain.Shared.Consts;
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/// <summary>
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/// 稀有度枚举
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/// </summary>
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public enum RarityEnum
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{
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[Display(Name = "普通")][Probability(0.6f,100f)] Ordinary = 0,
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[Display(Name = "高级")][Probability(0.25f,200f)] Senior = 1,
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[Display(Name = "稀有")][Probability(0.1f,300f)] Rare = 2,
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[Display(Name = "珍品")][Probability(0.04f,400f)] Gem = 3,
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[Display(Name = "传说")][Probability(0.01f,600f)] Legend = 4
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}
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public static class RarityEnumExtensions
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{
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public static string GetRarityName(this RarityEnum enumValue)
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{
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// 获取枚举类型
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Type type = enumValue.GetType();
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// 获取当前枚举值的 FieldInfo
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FieldInfo fieldInfo = type.GetField(enumValue.ToString());
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// 获取 Display 特性
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DisplayAttribute displayAttribute = fieldInfo
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.GetCustomAttributes(typeof(DisplayAttribute), false)
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.FirstOrDefault() as DisplayAttribute;
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// 返回名称，如果没有找到，则返回枚举值的名称
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return displayAttribute?.Name ?? enumValue.ToString();
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}
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private static T GetAttribute<T>(RarityEnum rarity) where T : Attribute
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{
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var fieldInfo = typeof(RarityEnum).GetField(rarity.ToString());
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var attribute = fieldInfo.GetCustomAttribute<T>();
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return attribute!;
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}
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public static decimal GetProbabilityValue(this RarityEnum rarity)
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{
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var attribute = GetAttribute<ProbabilityAttribute>(rarity);
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return attribute.Probability.To<decimal>();
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}
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public static double GetDefaultValue(this RarityEnum rarity)
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{
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var attribute = GetAttribute<ProbabilityAttribute>(rarity);
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return attribute.DefaultValue.To<double>();
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}
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public static string GetDisplayValue(this RarityEnum rarity)
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{
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var display = GetAttribute<DisplayAttribute>(rarity);
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return display.Name!;
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}
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public static decimal[] GetProbabilityArray()
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{
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List<decimal> probabilityList = new List<decimal>();
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foreach (var field in typeof(RarityEnum).GetFields())
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{
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// 获取特性
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var attribute = field.GetCustomAttribute<ProbabilityAttribute>();
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if (attribute != null)
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{
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// 将特性值添加到列表
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probabilityList.Add(attribute.Probability.To<decimal>());
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}
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}
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return probabilityList.ToArray();
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}
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} |