using LanguageExt.Common;

namespace W542.GandalfReborn.Extensions;

public static class ResultExtensions
{
    public static T GetValue<T>(this Result<T> result)
    {
        return result.Match<T?>(
            x => x,
            _ => default
        )!;
    }
    
    public static Result<T> AsResult<T>(this T result)
    {
        return new Result<T>(result);
    }

    public static Result<TOutbound> AsErrorResult<TOutbound, TInbound>(this Result<TInbound> result)
    {
        return result.Match<Result<TOutbound>>(
            _ => default,
            e => new Result<TOutbound>(e)
        );
    }
    
    public static Result<T> AsErrorResult<T>(this Result<T> result)
    {
        return result.AsErrorResult<T, T>();
    }

    public static Result<T> AsErrorResult<T>(this string? errorMessage)
    {
        return new Result<T>(new Exception(errorMessage));
    }
}