using System;

namespace RudderSdk.Core;

/// <summary>
/// Base exception for every API failure. Carries the HTTP status code
/// (0 for network failures, see <see cref="RudderNetworkException"/>), the
/// machine-readable API error code (see <see cref="RudderErrorCodes"/>) and the
/// server-issued request id when available.
/// </summary>
public class RudderApiException : Exception
{
    /// <summary>HTTP status code, or 0 when the request never reached the server.</summary>
    public int StatusCode { get; }

    /// <summary>Machine-readable API error code, or an empty string.</summary>
    public string Code { get; }

    /// <summary>Server-issued request id for support tickets, or null.</summary>
    public string? RequestId { get; }

    /// <summary>Creates the exception.</summary>
    public RudderApiException(int statusCode, string? code, string message, string? requestId = null)
        : base(message)
    {
        StatusCode = statusCode;
        Code = code ?? string.Empty;
        RequestId = requestId;
    }

    /// <summary>Creates the exception wrapping an inner transport error.</summary>
    public RudderApiException(int statusCode, string? code, string message, string? requestId, Exception? innerException)
        : base(message, innerException)
    {
        StatusCode = statusCode;
        Code = code ?? string.Empty;
        RequestId = requestId;
    }
}