//

// Copyright SmartFormat Project maintainers and contributors.

// Licensed under the MIT license.

using System.Linq;

using System.Xml.Linq;

using SmartFormat.Core.Extensions;

namespace SmartFormat.Extensions;

/// <summary>

/// Class to evaluate sources of type <see cref="XElement"/>.

/// Include this source, if this type shall be used.

/// </summary>

public class XmlSource : Source

{

/// <inheritdoc />

public override bool TryEvaluateSelector(ISelectorInfo selectorInfo)

{

if (selectorInfo.CurrentValue is not XElement element) return false;

var selector = selectorInfo.SelectorText;

// Find elements that match a selector

var selectorMatchedElements =

element.Elements()

.Where(x => x.Name.LocalName == selector)

.ToList();

if (selectorMatchedElements.Count == 0) return false;

selectorInfo.Result = selectorMatchedElements;

return true;

}

}