/// <summary>
/// Attempt to resolve a realtionship from the given path.
/// </summary>
/// <param name="root">The root level contract to resolve the relationship from.</param>
/// <param name="path">The path for to resolve on the relationship.</param>
/// <param name="memberPath">The path that was resolved, or undefined if no path could be found.</param>
/// <returns>true if the path was resolved correctly, false if not.</returns>
bool TryResolve(IContract root, string path, ref MemberPath memberPath)
{
var index = path.IndexOf(".", StringComparison.Ordinal);
if (index < 0)
{
var relationship = root.Relationship(path);
if (relationship == null)
{
memberPath = null;
return false;
}
memberPath = new MemberPath(relationship);
return true;
}
return TryResolveRelationship(root, path.Substring(0, index), path.Substring(index + 1), ref memberPath);
}
/// <summary>
/// Attempt to resolve a realtionship from the given name and path.
/// </summary>
/// <param name="root">The root level contract to resolve the relationship from.</param>
/// <param name="name">The name of the relationship to resolve.</param>
/// <param name="path">The path for to resolve on the relationship.</param>
/// <param name="memberPath">The path that was resolved, or undefined if no path could be found.</param>
/// <returns>true if the path was resolved correctly, false if not.</returns>
bool TryResolveRelationship(IContract root, string name, string path, ref MemberPath memberPath)
{
var relationship = root.Relationship(name);
if (relationship == null)
{
memberPath = null;
return false;
}
if (_contractResolver.TryResolve(relationship.RelatedTo, out root) == false)
{
memberPath = null;
return false;
}
if (TryResolve(root, path, ref memberPath) == false)
{
return false;
}
memberPath = new MemberPath(relationship, memberPath);
return true;
}
/// <summary>
/// Attempt to resolve the member path.
/// </summary>
/// <param name="path">The path to resolve.</param>
/// <param name="memberPath">The member path to resolve.</param>
/// <returns>true if the member path could be resolved, false if not.</returns>
internal bool TryResolve(string path, out MemberPath memberPath)
{
memberPath = null;
return TryResolve(_root, path, ref memberPath);
}
