caliverse_server/BrokerApiCore/Common/Guard.cs

using System.Diagnostics.CodeAnalysis;
using ServerBase;

namespace BrokerApiCore;

public static class Guard
{
    public static class Against
    {
        // 기존 메서드를 유지하면서 zero allocation 버전 추가
        public static void resultFail(Result result, Func<string>? messageFactory = null)
        {
            if (result.isFail())
            {
                throw new ResultFailException(result, messageFactory?.Invoke());
            }
        }

        // Func<string> 활용 지연 평가 버전 추가
        // public static void resultFail(Result result, Func<string> messageFactory)
        // {
        //     if (result.isFail())
        //     {
        //         throw new ResultFailException(result, messageFactory());
        //     }
        // }

        public static void resultFail(Result result, ServerErrorCode code, string message)
        {
            if (result.isFail())
            {
                throw new ResultFailException(code, message);
            }
        }

        // Func<string> 활용 지연 평가 버전 추가
        public static void resultFail(Result result, ServerErrorCode code, Func<string> messageFactory)
        {
            if (result.isFail())
            {
                throw new ResultFailException(code, messageFactory());
            }
        }

        public static void isNull([NotNull] object? value, ServerErrorCode code, string message)
        {
            if (value is null)
            {
                throw new ApiException(code, message);
            }
        }

        // Func<string> 활용 지연 평가 버전 추가
        public static void isNull([NotNull] object? value, ServerErrorCode code, Func<string> messageFactory)
        {
            if (value is null)
            {
                throw new ApiException(code, messageFactory());
            }
        }

        public static void isFalse(bool value, ServerErrorCode code, string message)
        {
            if (!value)
            {
                throw new ApiException(code, message);
            }
        }

        // Func<string> 활용 지연 평가 버전 추가
        public static void isFalse(bool value, ServerErrorCode code, Func<string> messageFactory)
        {
            if (!value)
            {
                throw new ApiException(code, messageFactory());
            }
        }

        public static void isTrue(bool value, ServerErrorCode code, string message)
        {
            if (value)
            {
                throw new ApiException(code, message);
            }
        }

        // Func<string> 활용 지연 평가 버전 추가
        public static void isTrue(bool value, ServerErrorCode code, Func<string> messageFactory)
        {
            if (value)
            {
                throw new ApiException(code, messageFactory());
            }
        }

        public static void isNullOrEmptyOrWhiteSpace([NotNull] string? value, ServerErrorCode code, string message)
        {
            if (value is null || string.IsNullOrEmpty(value) || string.IsNullOrWhiteSpace(value))
            {
                throw new ApiException(code, message);
            }
        }

        // Func<string> 활용 지연 평가 버전 추가
        public static void isNullOrEmptyOrWhiteSpace([NotNull] string? value, ServerErrorCode code, Func<string> messageFactory)
        {
            if (value is null || string.IsNullOrEmpty(value) || string.IsNullOrWhiteSpace(value))
            {
                throw new ApiException(code, messageFactory());
            }
        }

        // ReadOnlySpan<char> 버전 추가
        public static void isNullOrEmptyOrWhiteSpace([NotNull] string? value, ServerErrorCode code, ReadOnlySpan<char> message)
        {
            if (value is null || string.IsNullOrEmpty(value) || string.IsNullOrWhiteSpace(value))
            {
                throw new ApiException(code, message.ToString());
            }
        }

        public static void throwException(ServerErrorCode code, string message)
        {
            throw new ApiException((int)code, message);
        }

        // Func<string> 활용 지연 평가 버전 추가
        public static void throwException(ServerErrorCode code, Func<string> messageFactory)
        {
            throw new ApiException((int)code, messageFactory());
        }
    }
}