public static string GetLastRepository(this IConfigurationService configurationService, RepositoryCategory repositoryCategory)
{
Argument.IsNotNull(() => configurationService);
Argument.IsNotNull(() => repositoryCategory);
var key = GetLastRepositoryKey(repositoryCategory);
var value = configurationService.GetRoamingValue(key, AppSettings.NuGetExplorer.LastRepositoryDefaultValue);
return value;
}