BPA.KitChen.GroupMealOrder/BPA.KitChen.GroupMealOrder.Application/BaseDto/DtoValidator.cs


using Furion.JsonSerialization;
using Newtonsoft.Json;
using NPOI.POIFS.Crypt.Dsig;
using NPOI.SS.Formula.Functions;
using NPOI.Util.ArrayExtensions;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations;
using System.Reflection;
using System.Text;

namespace BPA.KitChen.GroupMealOrder.Application.BaseDto
{



    /// <summary>
    /// Dto参数验证
    /// </summary>
    public static class DtoValidator
    {

        ///// <summary>
        ///// 获取签名
        ///// </summary>
        ///// <typeparam name="T"></typeparam>
        ///// <param name="t"></param>
        ///// <param name="otype">0-不排序 1-按名称ASCII排序</param>
        ///// <returns></returns>
        //public static string GetSign<T>(T t, int otype = 1)
        //{
        //    string retstr = "";
        //    //定义PropertyInfo的List
        //    List<PropertyInfo> proplist = new List<PropertyInfo>();
        //    //遍历泛型类的每个属性加入到List里面
        //    Array.ForEach<PropertyInfo>(typeof(T).GetProperties(),
        //        p => proplist.Add(p));
        //    //根据参数进行排序 0-不排序  1-按名称ASCII码排序
        //    if (otype == 1)
        //        proplist = proplist.OrderBy(k => k.Name).ToList();

        //    //遍历List泛型生成我们要签名的字符串
        //    proplist.ForEach(p =>
        //    {
        //        if (p.Name.ToLower() != "sign".ToLower())
        //        {
        //            if (p.GetValue(t, null) != null && p.GetValue(t, null).ToString() != "")
        //            {

        //                var type = p.GetValue(t, null).GetType().FullName;

        //                if (type == "System.String" || type == "System.Boolean" || type == "System.Int32" || type == "System.DateTime")
        //                {
        //                    retstr = retstr + p.Name + "=" + p.GetValue(t, null) + "&";
        //                }
        //                else
        //                {

        //                    retstr = retstr + p.Name + "=" + JsonConvert.SerializeObject(p.GetValue(t, null)) + "&";
        //                }

        //            }

        //        }
        //    });
        //    //把字符串最后一位截断
        //    retstr = retstr.Substring(0, retstr.Length - 1);
        //    //输出字符串
        //    return retstr;
        //}

        /// <summary>
        /// 获取签名
        /// </summary>
        /// <param name="t"></param>
        /// <returns></returns>
        public static string GetSign(object t)
        {
            string retstr = "";
            //定义PropertyInfo的List
            List<PropertyInfo> proplist = new List<PropertyInfo>();
            //遍历泛型类的每个属性加入到List里面
            Array.ForEach<PropertyInfo>(t.GetType().GetProperties(),
                p => proplist.Add(p));
            //根据参数进行排序 0-不排序  1-按名称ASCII码排序
            proplist = proplist.OrderBy(k => k.Name).ToList();

            //遍历List泛型生成我们要签名的字符串
            proplist.ForEach(p =>
            {
                if (p.Name.ToLower() != "sign".ToLower())
                {
                    if (p.GetValue(t, null) != null && p.GetValue(t, null).ToString() != "")
                    {

                        var type = p.GetValue(t, null).GetType().FullName;

                        if (type == "System.String" || type == "System.Boolean" || type == "System.Int32" || type == "System.DateTime")
                        {
                            retstr = retstr + p.Name + "=" + p.GetValue(t, null) + "&";
                        }
                        else
                        {
                            var jsonSetting = new JsonSerializerSettings { NullValueHandling = NullValueHandling.Ignore };

                            retstr = retstr + p.Name + "=" + JsonConvert.SerializeObject(p.GetValue(t, null), Formatting.None, jsonSetting) + "&";

                        }

                    }

                }
            });
            //把字符串最后一位截断
            retstr = retstr.Substring(0, retstr.Length - 1);
            //输出字符串
            return retstr;
        }


        /// <summary>
        /// 获取属性值
        /// </summary>
        /// <param name="obj"></param>
        /// <param name="name"></param>
        /// <returns></returns>
        public static string GetAttributePrice(object obj, string name)
        {
            string retstr = "";
            //定义PropertyInfo的List
            List<PropertyInfo> proplist = new List<PropertyInfo>();
            //遍历泛型类的每个属性加入到List里面
            Array.ForEach<PropertyInfo>(obj.GetType().GetProperties(),
                p => proplist.Add(p));
            //根据参数进行排序 0-不排序  1-按名称ASCII码排序
            proplist = proplist.OrderBy(k => k.Name).ToList();

            //遍历List泛型生成我们要签名的字符串
            proplist.ForEach(p =>
            {
                if (p.Name.ToLower() == name.ToLower())
                {
                    if (p.GetValue(obj, null).GetType().FullName.Contains("System.Collections.Generic.List"))
                    {
                        retstr = JsonConvert.SerializeObject(p.GetValue(obj, null));
                    }
                    else
                    {
                        retstr = p.GetValue(obj, null)?.ToString();
                    }


                }
            });
            //输出字符串
            return retstr;
        }
    }
}