using System;

namespace Unosquare.Swan.Exceptions {
  /// <summary>
  /// Represents errors that occurs requesting a JSON file through HTTP.
  /// </summary>
  /// <seealso cref="System.Exception" />
#if !NETSTANDARD1_3
  [Serializable]
#endif
  public class JsonRequestException
      : Exception {
    /// <inheritdoc />
    /// <summary>
    /// Initializes a new instance of the <see cref="T:Unosquare.Swan.Exceptions.JsonRequestException" /> class.
    /// </summary>
    /// <param name="message">The message.</param>
    /// <param name="httpErrorCode">The HTTP error code.</param>
    /// <param name="errorContent">Content of the error.</param>
    public JsonRequestException(String message, Int32 httpErrorCode = 500, String errorContent = null)
        : base(message) {
      this.HttpErrorCode = httpErrorCode;
      this.HttpErrorContent = errorContent;
    }

    /// <summary>
    /// Gets the HTTP error code.
    /// </summary>
    /// <value>
    /// The HTTP error code.
    /// </value>
    public Int32 HttpErrorCode {
      get;
    }

    /// <summary>
    /// Gets the content of the HTTP error.
    /// </summary>
    /// <value>
    /// The content of the HTTP error.
    /// </value>
    public String HttpErrorContent {
      get;
    }

    /// <inheritdoc />
    public override String ToString() => String.IsNullOrEmpty(this.HttpErrorContent) ? $"HTTP Response Status Code {this.HttpErrorCode} Error Message: {this.HttpErrorContent}" : base.ToString();
  }
}