创建签名验证自定义中间件 ,优化代码结构

QRCodeService/Models/CheckSignModel.cs

@@ -14,30 +14,5 @@ namespace QRCodeService.Models
         public int AppId { get; set; }
         public string Time { get; set; }
         public string Sign { get; set; }
-        public async Task<bool> CheckSignAsync(string appkey)
-        {
-            //除Sign字段以外按key名排序
-            var props = this.GetType().GetProperties();
-            var signStr = string.Join(null,props.Where(p=>p.Name!="Sign").OrderBy(p => p.Name).Select(p=>p.GetValue(this).ToString()));
-            var sign = Convert.ToBase64String((signStr + appkey).ToMD5());
-            return sign == Sign;
-        }
-        public bool CheckTime()
-        {
-            var timeDate = Time.ToDate("yyyyMMddhhmmss");
-            if (timeDate == null)
-            {
-                return false;
-            }
-            if (Math.Abs((timeDate.Value - DateTime.Now).TotalSeconds) > 60)
-            {
-                return false;
-            }
-            return true;
-        }
-        public async Task<bool> CheckValidAsync(string appkey)
-        {
-            return CheckTime() && await CheckSignAsync(appkey);
-        }
     }
 }