// Copyright 2009-2024 Josh Close
// This file is a part of CsvHelper and is dual licensed under MS-PL and Apache 2.0.
// See LICENSE.txt for details or visit http://www.opensource.org/licenses/ms-pl.html for MS-PL and http://opensource.org/licenses/Apache-2.0 for Apache 2.0.
// https://github.com/JoshClose/CsvHelper
namespace CsvHelper.Configuration.Attributes;

/// <summary>
/// A value indicating whether changes in the column
/// count should be detected. If <see langword="true"/>, a <see cref="BadDataException"/>
/// will be thrown if a different column count is detected.
/// </summary>
[AttributeUsage(AttributeTargets.Class, AllowMultiple = false, Inherited = true)]
public class DetectColumnCountChangesAttribute : Attribute, IClassMapper
{
	/// <summary>
	/// A value indicating whether changes in the column
	/// count should be detected. If <see langword="true"/>, a <see cref="BadDataException"/>
	/// will be thrown if a different column count is detected.
	/// </summary>
	public bool DetectColumnCountChanges { get; private set; }

	/// <summary>
	/// A value indicating whether changes in the column
	/// count should be detected. If <see langword="true"/>, a <see cref="BadDataException"/>
	/// will be thrown if a different column count is detected.
	/// </summary>
	public DetectColumnCountChangesAttribute(bool detectColumnCountChanges = true)
	{
		DetectColumnCountChanges = detectColumnCountChanges;
	}

	/// <inheritdoc />
	public void ApplyTo(CsvConfiguration configuration)
	{
		configuration.DetectColumnCountChanges = DetectColumnCountChanges;
	}
}
