private World ResolveLocation(HttpContext context, string field, ResourceManager manager, SectorMap.Milieu map)
{
string query = context.Request.QueryString[field];
if (string.IsNullOrWhiteSpace(query))
{
throw new HttpError(400, "Bad Request", $"Missing {field} location");
}
query = query.Trim();
Match match = Regex.Match(query, @"^(?<sector>.+?)\s+(?<hex>\d\d\d\d)$");
if (!match.Success)
{
int x = GetIntOption("x", 0);
int y = GetIntOption("y", 0);
WorldLocation loc = SearchEngine.FindNearestWorldMatch(query, GetStringOption("milieu"), x, y);
if (loc == null)
{
throw new HttpError(404, "Not Found", $"Location not found: {query}");
}
Sector loc_sector;
World loc_world;
loc.Resolve(map, manager, out loc_sector, out loc_world);
return(loc_world);
}
Sector sector = map.FromName(match.Groups["sector"].Value);
if (sector == null)
{
throw new HttpError(404, "Not Found", $"Sector not found: {sector}");
}
string hexString = match.Groups["hex"].Value;
Hex hex = new Hex(hexString);
if (!hex.IsValid)
{
throw new HttpError(400, "Not Found", $"Invalid hex: {hexString}");
}
World world = sector.GetWorlds(manager)[hex.ToInt()];
if (world == null)
{
throw new HttpError(404, "Not Found", $"No such world: {sector.Names[0].Text} {hexString}");
}
return(world);
}