/// <summary>
/// Spawns an entity group that exports a set type of good from a village, and takes it to the
/// nearest valid settlement to sell.
/// </summary>
/// <param name="home"></param>
/// <param name="exportType"></param>
/// <param name="export"></param>
/// <param name="groupEntities"></param>
/// <returns></returns>
public EntityGroup SpawnVillageTrader(SettlementEconomy economy, EconomicItemType exportType, EconomicInventory export, List <Entity> groupEntities)
{
Debug.Log("Spawning village trader");
SettlementEconomy target = null;
int nearestDist = -1;
//We iterate the near settlements in an attempt to find a settlement to import these goods
foreach (int id in economy.NearSettlementsIDs)
{
Settlement set = World.Instance.GetSettlement(id);
if (set == null)
{
continue;
}
//We skip other villages
if (set.SettlementType == SettlementType.VILLAGE)
{
continue;
}
if (!set.Economy.CanImport(exportType))
{
continue;
}
int dist = Vec2i.QuickDistance(economy.Settlement.BaseChunk, set.BaseChunk);
if (nearestDist == -1 || dist < nearestDist)
{
nearestDist = dist;
target = set.Economy;
}
}
//If a valid settlement is not found to be close,
if (target == null)
{
//We search all settlements
target = GetNearestImportingSettlement(economy.Settlement, exportType);
//This should never happen
if (target == null)
{
//in future, the only way this could happen would be if a kingdom cannot trade with any other kingdoms.
Debug.LogError("Could not find Settlement to import " + exportType + " near to " + economy.Settlement);
return(null);
}
}
EntityGroup.GroupType groupType = exportType.GetTypeFromExport();
VillageTraderTask task = new VillageTraderTask();
task.Start = economy;
task.End = target;
task.DesiredPurchases = economy.RequiredImports;
task.ToSell = export;
EntityGroup group = new EntityGroupVillageTrader(task, groupType, groupEntities);
AddEntityGroup(group);
return(group);
}
public EntityGroupVillageTrader(VillageTraderTask task, EntityGroup.GroupType type, List <Entity> entities = null) : base(task.Start.Settlement.BaseChunk, entities, task.ToSell)
{
Task = task;
HasSold = false;
Type_ = type;
//We create a path to the target settlement
GenerateNewPath(task.End.Settlement.BaseChunk);
}
