/// <summary>
/// Returns the candidate TargetContract based on the <see cref="NavigationContext"/>.
/// </summary>
/// <param name="navigationContext">The navigation contract.</param>
/// <returns>The candidate contract to seek within the <see cref="IRegion"/> and to use, if not found, when resolving from the container.</returns>
protected virtual string GetContractFromNavigationContext(NavigationContext navigationContext)
{
if (navigationContext == null)
{
throw new ArgumentNullException(nameof(navigationContext));
}
var candidateTargetContract = UriParsingHelper.GetAbsolutePath(navigationContext.Uri);
candidateTargetContract = candidateTargetContract.TrimStart('/');
return(candidateTargetContract);
}
