monorepo/LCU.API.Internal.LoanRate/LCU.Library.Internal.LoanRateModels/Responses/RateResponse.cs

using System.Collections.Generic;

namespace LCU.Library.Internal.LoanRateModels.Responses;

public class RateResponse
{
    public bool Success { get; set; } = true;
    public decimal Rate { get; set; }
    public List<string> Messages { get; set; } = new();
}

public static class RateResponseUtilities
{
    private const decimal RateDefaultValue = (decimal)99.0;
    
    public static RateResponse AddErrorMessage(this RateResponse rateResponse, string message)
    {
        rateResponse.Messages.Add(message);
        rateResponse.Success = false;
        return rateResponse;
    }
    
    public static RateResponse AddErrorMessage(this RateResponse rateResponse, IEnumerable<string> message)
    {
        rateResponse.Messages.AddRange(message);
        return rateResponse;
    }

    public static RateResponse SetDefault(this RateResponse rateResponse)
    {
        return new RateResponse
        {
            Messages = rateResponse.Messages,
            Rate = RateDefaultValue
        };
    }
}