/// <summary>
/// Filter a list of stations with parameters
/// </summary>
/// <param name="stations">List of stations to filter through</param>
/// <param name="filter">Filter configuration</param>
/// <returns>True, if atleast one station matching the filters was found</returns>
public static bool Filter(this IEnumerable <Station> stations, StationSearchFilter filter, out List <Station> result)
{
result = new List <Station>(stations);
List <Station> remove = new List <Station>();
if (filter.Type != null)
{
remove.AddRange(result.Where(station => station.Type != filter.Type.Value));
result.RemoveClear(result);
}
if (filter.Facility != null)
{
remove.AddRange(result.Where(station => !station.HasFacility(filter.Facility.Value)));
result.RemoveClear(result);
}
if (filter.MinPadSize != null)
{
remove.AddRange(result.Where(station => !station.CanLand(filter.MinPadSize.Value)));
result.RemoveClear(result);
}
return(result.Count > 0);
}
/// <summary>
/// Filters stations in a list of systems
/// </summary>
/// <param name="systems">Enumerable to filter through</param>
/// <param name="systemFilter">system filter to apply</param>
/// <param name="stationFilter">station filter to apply</param>
/// <param name="result">a resulting new List with all stations</param>
/// <returns></returns>
public static bool FilterStations(this IEnumerable <StarSystem> systems, SystemSearchFilter systemFilter, StationSearchFilter stationFilter, out List <Station> result)
{
result = new List <Station>();
if (systems.Filter(systemFilter, out var validSystems))
{
foreach (StarSystem system in validSystems)
{
if (system.FilterStations(stationFilter, out List <Station> stations))
{
result.AddRange(stations);
}
}
return(result.Count > 0);
}
else
{
return(false);
}
}
