/// <summary>
/// Helper method for dumping the contents of an offer, for debugging purposes.
/// </summary>
/// <param name="offer"></param>
/// <param name="material"></param>
/// <returns></returns>
public static string ToString(ref TransferManager.TransferOffer offer, TransferManager.TransferReason material)
{
var outsideOfferText = TransferManagerInfo.IsOutsideOffer(ref offer) ? "(O)" : "";
if (offer.NetSegment != 0)
{
return($"Id=S{offer.NetSegment}, (Amt,Mat,Pri,Exc,Act)=({offer.Amount},{material},{offer.Priority},{offer.Exclude},{offer.Active})");
}
if (offer.Vehicle != 0)
{
var homeBuilding = VehicleManager.instance.m_vehicles.m_buffer[offer.Vehicle].m_sourceBuilding;
return($"Id=V{offer.Vehicle}, Home=B{homeBuilding}{outsideOfferText}, (Amt,Mat,Pri,Exc,Act)=({offer.Amount},{material},{offer.Priority},{offer.Exclude},{offer.Active})");
}
if (offer.Citizen != 0)
{
var homeBuilding = CitizenManager.instance.m_citizens.m_buffer[offer.Citizen].m_homeBuilding;
return($"Id=C{offer.Citizen}, Home=B{homeBuilding}{outsideOfferText}, (Amt,Mat,Pri,Exc,Act)=({offer.Amount},{material},{offer.Priority},{offer.Exclude},{offer.Active})");
}
if (offer.Building != 0)
{
return($"Id=B{offer.Building}{outsideOfferText}, (Amt,Mat,Pri,Exc,Act)=({offer.Amount},{material},{offer.Priority},{offer.Exclude},{offer.Active})");
}
return($"Id=0, (Amt,Mat,Pri,Exc,Act)=({offer.Amount},{material},{offer.Priority},{offer.Exclude},{offer.Active})");
}
/// <summary>
/// Sets the priority of outside connection offers to 0, while ensuring that local offers have priority 1
/// or greater.
/// </summary>
/// <remarks>
/// We are a modifying the priority of offers as a way of prioritizing the local supply chain, and only
/// resorting to outside connections if materials cannot be found locally.
/// </remarks>
/// <param name="material"></param>
/// <param name="offer"></param>
public static void ModifyOffer(TransferManager.TransferReason material, ref TransferManager.TransferOffer offer)
{
var isOutsideOffer = TransferManagerInfo.IsOutsideOffer(ref offer);
if (isOutsideOffer)
{
offer.Priority = 0;
}
else
{
offer.Priority = Mathf.Clamp(offer.Priority + 1, 1, 7);
}
if (offer.Vehicle != 0)
{
offer.Priority = 7;
}
}
/// <summary>
/// Returns true if we can potentially match the two given offers.
/// </summary>
/// <returns></returns>
private static bool IsValidLowPriorityOffer(
TransferManager.TransferReason material,
ref TransferManager.TransferOffer requestOffer, int requestPriority,
ref TransferManager.TransferOffer responseOffer, int responsePriority)
{
var requestBuilding = TransferManagerInfo.GetHomeBuilding(ref requestOffer);
var responseBuilding = TransferManagerInfo.GetHomeBuilding(ref responseOffer);
if (responseBuilding == 0)
{
Logger.LogMaterial(
$"TransferManager::IsValidLowPriorityOffer: {Utils.ToString(ref responseOffer, material)}, not a district services building",
material);
return(false);
}
// Special logic if both buildings are warehouses. Used to prevent goods from being shuffled back and forth between warehouses.
if (BuildingManager.instance.m_buildings.m_buffer[requestBuilding].Info.GetAI() is WarehouseAI &&
BuildingManager.instance.m_buildings.m_buffer[responseBuilding].Info.GetAI() is WarehouseAI)
{
return(false);
}
// Special logic for recycling centers, since they can produce recycled goods but the district policies
// should not apply to these materials.
if (responseBuilding != 0 && BuildingManager.instance.m_buildings.m_buffer[responseBuilding].Info.GetAI() is LandfillSiteAI)
{
if (TransferManagerInfo.IsOutsideOffer(ref requestOffer))
{
Logger.LogMaterial(
$"TransferManager::IsValidLowPriorityOffer: {Utils.ToString(ref responseOffer, material)}, allow recycling centers",
material);
return(true);
}
// Only allow if there are no restrictions on the request, OR if recycling center resides in an allowed district.
var requestDistrictParksServed = Constraints.InputDistrictParkServiced(requestBuilding);
var responseDistrictPark = TransferManagerInfo.GetDistrictPark(responseBuilding);
if (Constraints.InputAllLocalAreas(requestBuilding) || responseDistrictPark.IsServedBy(requestDistrictParksServed))
{
Logger.LogMaterial(
$"TransferManager::IsValidLowPriorityOffer: {Utils.ToString(ref responseOffer, material)}, allow recycling centers",
material);
return(true);
}
else
{
return(false);
}
}
// See if the request is from an outside connection ...
if (TransferManagerInfo.IsOutsideOffer(ref requestOffer))
{
if (TransferManagerInfo.IsOutsideOffer(ref responseOffer))
{
// Prevent matching roads that are too close together ...
var distanceSquared = Vector3.SqrMagnitude(responseOffer.Position - requestOffer.Position);
return(distanceSquared > 100000);
}
else if (TransferManagerInfo.GetSupplyBuildingAmount(responseBuilding) > Constraints.InternalSupplyBuffer(responseBuilding))
{
Logger.LogMaterial(
$"TransferManager::IsValidLowPriorityOffer: {Utils.ToString(ref responseOffer, material)}, internal supply buffer, supply amount={TransferManagerInfo.GetSupplyBuildingAmount(responseBuilding)}, supply buffer={Constraints.InternalSupplyBuffer(responseBuilding)}",
material);
return(true);
}
else if (Constraints.OutputOutsideConnections(responseBuilding))
{
Logger.LogMaterial(
$"TransferManager::IsValidLowPriorityOffer: {Utils.ToString(ref responseOffer, material)}, matched inside to outside offer",
material);
return(true);
}
else
{
Logger.LogMaterial(
$"TransferManager::IsValidLowPriorityOffer: {Utils.ToString(ref responseOffer, material)}, disallowed outside offer",
material);
return(false);
}
}
// Here, we are guaranteed that the request is a local offer.
if (TransferManagerInfo.IsOutsideBuilding(responseBuilding))
{
// Don't be so aggressive in trying to serve low priority orders with outside connections.
if (requestPriority > 1 && Constraints.InputOutsideConnections(requestBuilding))
{
Logger.LogMaterial(
$"TransferManager::IsValidLowPriorityOffer: {Utils.ToString(ref responseOffer, material)}, matched outside to inside offer",
material);
return(true);
}
}
else if (TransferManagerInfo.GetSupplyBuildingAmount(responseBuilding) > Constraints.InternalSupplyBuffer(responseBuilding))
{
// Only allow if the request building allows all incoming shipments
if (Constraints.InputAllLocalAreas(requestBuilding))
{
Logger.LogMaterial(
$"TransferManager::IsValidLowPriorityOffer: {Utils.ToString(ref responseOffer, material)}, internal supply buffer, supply amount={TransferManagerInfo.GetSupplyBuildingAmount(responseBuilding)}, supply buffer={Constraints.InternalSupplyBuffer(responseBuilding)}",
material);
return(true);
}
}
Logger.LogMaterial(
$"TransferManager::IsValidLowPriorityOffer: {Utils.ToString(ref responseOffer, material)}, not valid",
material);
return(false);
}
/// <summary>
/// Returns true if we can potentially match the two given offers.
/// </summary>
/// <returns></returns>
private static bool IsValidSupplyChainOffer(
TransferManager.TransferReason material,
ref TransferManager.TransferOffer requestOffer, int requestPriority,
ref TransferManager.TransferOffer responseOffer, int responsePriority)
{
var requestBuilding = TransferManagerInfo.GetHomeBuilding(ref requestOffer);
var responseBuilding = TransferManagerInfo.GetHomeBuilding(ref responseOffer);
if (responseBuilding == 0)
{
Logger.LogMaterial(
$"TransferManager::IsValidSupplyChainOffer: {Utils.ToString(ref responseOffer, material)}, not a district services building",
material);
return(false);
}
// First check if a supply link exists.
var responseSupplyDestinations = Constraints.SupplyDestinations(responseBuilding);
if (responseSupplyDestinations?.Count > 0)
{
for (int i = 0; i < responseSupplyDestinations.Count; i++)
{
if (responseSupplyDestinations[i] == (int)requestBuilding)
{
Logger.LogMaterial(
$"TransferManager::IsValidSupplyChainOffer: {Utils.ToString(ref responseOffer, material)}, supply link allowed",
material);
return(true);
}
}
}
// Special logic if both buildings are warehouses. Used to prevent goods from being shuffled back and forth between warehouses.
if (BuildingManager.instance.m_buildings.m_buffer[requestBuilding].Info.GetAI() is WarehouseAI &&
BuildingManager.instance.m_buildings.m_buffer[responseBuilding].Info.GetAI() is WarehouseAI)
{
return(false);
}
// Now match on all local areas and district restrictions, both on request an response buildings!
var requestDistrictPark = TransferManagerInfo.GetDistrictPark(material, ref requestOffer);
var responseDistrictPark = TransferManagerInfo.GetDistrictPark(material, ref responseOffer);
// If the request constrains the districts that it can accept orders from ...
if (!Constraints.InputAllLocalAreas(requestBuilding))
{
var requestDistrictParksServed = Constraints.InputDistrictParkServiced(requestBuilding);
if (!responseDistrictPark.IsServedBy(requestDistrictParksServed))
{
Logger.LogMaterial(
$"TransferManager::IsValidSupplyChainOffer: {Utils.ToString(ref responseOffer, material)}, request is constrained to accept offers from certain districts only!",
material);
return(false);
}
}
if (!Constraints.InputOutsideConnections(requestBuilding) && TransferManagerInfo.IsOutsideOffer(ref responseOffer))
{
Logger.LogMaterial(
$"TransferManager::IsValidSupplyChainOffer: {Utils.ToString(ref responseOffer, material)}, request is constrained not to accept outside offers!",
material);
return(false);
}
if (Constraints.OutputAllLocalAreas(responseBuilding))
{
Logger.LogMaterial(
$"TransferManager::IsValidSupplyChainOffer: {Utils.ToString(ref responseOffer, material)}, serves all local areas",
material);
return(true);
}
else
{
// The call to TransferManagerInfo.GetDistrict applies to offers that are come from buildings, service
// vehicles, citizens, AND segments. The latter needs to be considered for road maintenance.
var responseDistrictParksServed = Constraints.OutputDistrictParkServiced(responseBuilding);
if (requestDistrictPark.IsServedBy(responseDistrictParksServed))
{
Logger.LogMaterial(
$"TransferManager::IsValidSupplyChainOffer: {Utils.ToString(ref responseOffer, material)}, serves district {requestDistrictPark.Name}",
material);
return(true);
}
}
Logger.LogMaterial(
$"TransferManager::IsValidSupplyChainOffer: {Utils.ToString(ref responseOffer, material)}, not valid",
material);
return(false);
}
