dotnet/molilian.core/Core/pdd/union.cs

using System.Text;
using dodohold.core;

namespace molilian.core
{
    public partial class PddPoolCore
    {
        public static Dictionary<string, string> GenerateSignature(PddPoolDTO account, Dictionary<string, string> args)
        {
            if (args.ContainsKey("sign")) args.Remove("sign");
            // 对参数进行ASCII升序排序
            var sortedArgs = args.OrderBy(kv => kv.Key).ToDictionary(kv => kv.Key, kv => kv.Value);

            // 拼接排序后的参数
            StringBuilder stringBuilder = new StringBuilder();
            foreach (var kv in sortedArgs)
            {
                stringBuilder.Append(kv.Key).Append(kv.Value);
            }

            // 在头部和尾部分别拼接client_secret
            string signString = account.app_secret + stringBuilder.ToString() + account.app_secret;
            signString = signString.MD5(false, false);

            if (!args.TryAdd("sign", signString))
            {
                args["sign"] = signString;
            }
            return args;
        }
    }
}