ResultExtensions.cs

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using System;
using System.Collections.Generic;
using System.Text;
 
using Remora.Discord.API.Abstractions.Objects;
using Remora.Discord.API.Objects;
using Remora.Rest.Results;
using Remora.Results;
 
namespace Tgstation.Server.Host.Extensions
{
    static class ResultExtensions
    {
        public static string LogFormat(this IResult result, uint level = 0)
        {
            ArgumentNullException.ThrowIfNull(result);
 
            if (result.IsSuccess)
                return "SUCCESS?";
 
            var stringBuilder = new StringBuilder();
            if (result.Error != null)
            {
                stringBuilder.Append(result.Error.Message);
                if (result.Error is RestResultError<RestError> restError)
                {
                    stringBuilder.Append(" (");
                    if (restError.Error != null)
                    {
                        stringBuilder.Append(restError.Error.Code);
                        stringBuilder.Append(": ");
                        stringBuilder.Append(restError.Error.Message);
                        stringBuilder.Append('|');
                    }
 
                    stringBuilder.Append(restError.Message);
                    if ((restError.Error?.Errors.HasValue ?? false) && restError.Error.Errors.Value.Count > 0)
                    {
                        stringBuilder.Append(" (");
                        foreach (var error in restError.Error.Errors.Value)
                        {
                            stringBuilder.Append(error.Key);
                            stringBuilder.Append(':');
                            if (error.Value.IsT0)
                            {
                                FormatErrorDetails(error.Value.AsT0, stringBuilder);
                            }
                            else
                                FormatErrorDetails(error.Value.AsT1, stringBuilder);
                            stringBuilder.Append(',');
                        }
 
                        stringBuilder.Remove(stringBuilder.Length - 1, 1);
                    }
 
                    stringBuilder.Append(')');
                }
            }
 
            if (result.Inner != null)
            {
                stringBuilder.Append(Environment.NewLine);
                ++level;
                for (var i = 0; i < level; ++i)
                    stringBuilder.Append('\t');
                stringBuilder.Append(result.Inner.LogFormat(level));
            }
 
            return stringBuilder.ToString();
        }
 
        static void FormatErrorDetails(IPropertyErrorDetails propertyErrorDetails, StringBuilder stringBuilder)
        {
            if (propertyErrorDetails == null)
                return;
 
            FormatErrorDetails(propertyErrorDetails.Errors, stringBuilder);
 
            if (propertyErrorDetails.Errors != null && propertyErrorDetails.MemberErrors != null)
            {
                stringBuilder.Append(',');
            }
 
            if (propertyErrorDetails.MemberErrors != null)
            {
                stringBuilder.Append('{');
                foreach (var error in propertyErrorDetails.MemberErrors)
                {
                    stringBuilder.Append(error.Key);
                    stringBuilder.Append(':');
                    FormatErrorDetails(error.Value, stringBuilder);
                    stringBuilder.Append(',');
                }
 
                stringBuilder.Remove(stringBuilder.Length - 1, 1);
                stringBuilder.Append('}');
            }
        }
 
        static void FormatErrorDetails(IEnumerable<IErrorDetails>? errorDetails, StringBuilder stringBuilder)
        {
            if (errorDetails == null)
                return;
 
            stringBuilder.Append('[');
            foreach (var error in errorDetails)
            {
                stringBuilder.Append(error.Code);
                stringBuilder.Append(':');
                stringBuilder.Append(error.Message);
                stringBuilder.Append(',');
            }
 
            stringBuilder.Remove(stringBuilder.Length - 1, 1);
            stringBuilder.Append(']');
        }
    }
}