/// <summary>
/// Flag indicating whether the node's PathItems dictionary has operations
/// under a given label.
/// </summary>
/// <param name="label">The name of the key for the target operations
/// in the node's PathItems dictionary.</param>
/// <returns>true or false.</returns>
public bool HasOperations(string label)
{
Utils.CheckArgumentNullOrEmpty(label, nameof(label));
if (!(PathItems?.ContainsKey(label) ?? false))
{
return(false);
}
return(PathItems[label].Operations?.Any() ?? false);
}
/// <summary>
/// Assembles the constituent properties of an <see cref="OpenApiUrlTreeNode"/> node.
/// </summary>
/// <param name="segments">IEnumerable subdirectories of a relative path.</param>
/// <param name="pathItem">Path Item object that describes the operations available on an OpenAPI path.</param>
/// <param name="label">A name tag for labelling the <see cref="OpenApiUrlTreeNode"/> node.</param>
/// <param name="currentPath">The relative path of a node.</param>
/// <returns>An <see cref="OpenApiUrlTreeNode"/> node with all constituent properties assembled.</returns>
private OpenApiUrlTreeNode Attach(IEnumerable <string> segments,
OpenApiPathItem pathItem,
string label,
string currentPath)
{
var segment = segments.FirstOrDefault();
if (string.IsNullOrEmpty(segment))
{
if (PathItems.ContainsKey(label))
{
throw new ArgumentException("A duplicate label already exists for this node.", nameof(label));
}
Path = currentPath;
PathItems.Add(label, pathItem);
return(this);
}
// If the child segment has already been defined, then insert into it
if (Children.ContainsKey(segment))
{
var newPath = currentPath + PathSeparator + segment;
return(Children[segment].Attach(segments: segments.Skip(1),
pathItem: pathItem,
label: label,
currentPath: newPath));
}
else
{
var newPath = currentPath + PathSeparator + segment;
var node = new OpenApiUrlTreeNode(segment)
{
Path = newPath
};
Children[segment] = node;
return(node.Attach(segments: segments.Skip(1),
pathItem: pathItem,
label: label,
currentPath: newPath));
}
}