增加缓存AOP切面

Yi.Framework.Net6/Yi.Framework.WebCore/AOP/CacheAOPbase.cs

@@ -0,0 +1,90 @@
+using Castle.DynamicProxy;
+using Newtonsoft.Json;
+using SqlSugar;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Linq.Expressions;
+using System.Text;
+using System.Threading.Tasks;
+using Yi.Framework.Common.Base;
+using Yi.Framework.Common.Helper;
+
+namespace Yi.Framework.WebCore.AOP
+{
+    public abstract class CacheAOPbase : IInterceptor
+    {
+        /// <summary>
+        /// AOP的拦截方法
+        /// </summary>
+        /// <param name="invocation"></param>
+        public abstract void Intercept(IInvocation invocation);
+
+        /// <summary>
+        /// 自定义缓存的key
+        /// </summary>
+        /// <param name="invocation"></param>
+        /// <returns></returns>
+        protected string CustomCacheKey(IInvocation invocation)
+        {
+            var typeName = invocation.TargetType.Name;
+            var methodName = invocation.Method.Name;
+            var methodArguments = invocation.Arguments.Select(GetArgumentValue).Take(3).ToList();//获取参数列表，最多三个
+
+            string key = $"{typeName}:{methodName}:";
+            foreach (var param in methodArguments)
+            {
+                key = $"{key}{param}:";
+            }
+
+            return key.TrimEnd(':');
+        }
+
+        /// <summary>
+        /// object 转 string
+        /// </summary>
+        /// <param name="arg"></param>
+        /// <returns></returns>
+        protected static string GetArgumentValue(object arg)
+        {
+            if (arg is DateTime)
+                return ((DateTime)arg).ToString("yyyyMMddHHmmss");
+
+            if (!arg.IsNotNull())
+                return arg.TryStringNull();
+
+            if (arg != null)
+            {
+                if (arg is Expression)
+                {
+                    var obj = arg as Expression;
+                    var result = Resolve(obj);
+                    return MD5Helper.MD5Encrypt16(result);
+                }
+                else if (arg.GetType().IsClass)
+                {
+                    return MD5Helper.MD5Encrypt16(JsonConvert.SerializeObject(arg));
+                }
+
+                return $"value:{arg.TryStringNull()}";
+            }
+            return string.Empty;
+        }
+
+        private static string Resolve(Expression expression)
+        {
+            ExpressionContext expContext = new ExpressionContext();
+            expContext.Resolve(expression, ResolveExpressType.WhereSingle);
+            var value = expContext.Result.GetString();
+            var pars = expContext.Parameters;
+
+            pars.ForEach(s =>
+            {
+                value = value.Replace(s.ParameterName, s.Value.TryStringNull());
+            });
+
+            return value;
+        }
+
+    }
+}