/// <summary>
/// Converts network attributes to route attribute parameters.
/// </summary>
/// <param name="attrs">Network attributes.</param>
/// <param name="settings">Solver settings.</param>
/// <returns>Route attribute parameters.</returns>
private static RouteAttrParameters _ConvertAttrParameters(
ICollection <NetworkAttribute> attrs,
SolverSettings settings)
{
Debug.Assert(attrs != null);
Debug.Assert(settings != null);
var list = new List <RouteAttrParameter>();
foreach (NetworkAttribute attr in attrs)
{
foreach (NetworkAttributeParameter param in attr.Parameters)
{
object value = null;
if (settings.GetNetworkAttributeParameterValue(attr.Name, param.Name, out value))
{
// skip null value overrides, let the service to use defaults
if (value != null)
{
var p = new RouteAttrParameter();
p.AttrName = attr.Name;
p.ParamName = param.Name;
p.Value = value;
list.Add(p);
}
}
}
}
var res = new RouteAttrParameters();
res.Parameters = list.ToArray();
return(res);
}
/// <summary>
/// Converts attribute parameters to text.
/// </summary>
/// <returns>Attribute parameters string.</returns>
private string _FormatAttrParameters()
{
string result = null;
RouteAttrParameters parameters = _ConvertAttrParameters(
_context.NetworkDescription.NetworkAttributes,
_context.SolverSettings);
if (parameters.Parameters.Length > 0)
{
string value = JsonSerializeHelper.Serialize(parameters);
Match match = Regex.Match(value, "\\[.+\\]");
if (!match.Success || string.IsNullOrEmpty(match.Value))
{
throw new RouteException(Properties.Messages.Error_AttrParametersFormat); // exception
}
result = match.Value;
}
return(result);
}
