using MAX.Core.Cryptography;
using MAX.Core.Helpers;
using Store.Client;
using Store.Framework;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Store.Client.Commons
{
    /// <summary>
    /// 签名工具
    /// </summary>
    public class SignTool
    {
        /// <summary>
        /// 获取签名
        /// </summary>
        /// <returns></returns>
        public static string GetSign()
        {
            long time = GetReviseUnix();
            string s = Encryption(time);
            return "time=" + time + "&code=" + s + "&NbCodeVersion=1";
        }
        /// <summary>
        /// 用户签名
        /// </summary>
        /// <returns></returns>
        public static string GetUserSign()
        {
            return GetUserSign("", "");
        }
        /// <summary>
        /// 获取当前用户签名
        /// </summary>
        /// <param name="shopId"></param>
        /// <param name="shopName"></param>
        /// <returns></returns>
        public static string GetUserSign(string shopId, string shopName)
        {
            long time = GetReviseUnix();
            string time1 = Encryption(time);
            return "time=" + time + "&code=" + time1 + "&NbCodeVersion=1" + "&uid=" + ClientInfo.User.UserId + "&key=" + ClientInfo.User.UserKey +
                   "&cid=" + ClientInfo.User.CompanyId + "&company=" + UrlHelper.Encode(ClientInfo.User.CompanyName) +
                   "&sid=" + shopId + "&shop=" + UrlHelper.Encode(shopName);
        }

        /// <summary>
        /// 获取校正后的时间戳
        /// </summary>
        /// <returns></returns>
        public static long GetReviseUnix()
        {
            return DateHelper.GetCurrentUnixTimestampInSeconds() + ServerConfig.TimeDifferent;
        }
        /// <summary>
        /// 签名算法
        /// </summary>
        /// <param name="s">随机数</param>
        /// <returns>加密签名结果</returns>
        public static string Encryption(long s)
        {
            string value = $"{s}sdhewu*/fhAAue48485ew5+5%@3485esGFFHFD";
            return MD5Helper.Md5_32(value);
        }
    }
}