//checks an airport for new gates
public static void CheckForExtendGates(Airport airport)
{
int minYearsBetweenExpansions = 5;
if (airport.Terminals.getOrdereredGates() == 0 && GameObject.GetInstance().GameTime.AddYears(-minYearsBetweenExpansions) > airport.LastExpansionDate)
{
Terminal minTerminal = airport.Terminals.AirportTerminals.OrderBy(t => t.Gates.NumberOfGates).First();
Boolean newTerminal = minTerminal.Gates.NumberOfGates > 50;
//extend existing
if (!newTerminal)
{
int numberOfGates = Math.Max(5, minTerminal.Gates.NumberOfGates);
int daysToBuild = numberOfGates * 10 + (newTerminal ? 60 : 0);
long price = numberOfGates * airport.getTerminalGatePrice() + (newTerminal ? airport.getTerminalPrice() : 0);
price = price / 3 * 4;
if (airport.Income > price)
{
for (int i = 0; i < numberOfGates; i++)
minTerminal.Gates.addGate(new Gate(GameObject.GetInstance().GameTime.AddDays(daysToBuild)));
airport.Income -= price;
airport.LastExpansionDate = GameObject.GetInstance().GameTime;
}
}
//build new terminal
else
{
int numberOfGates = airport.Terminals.getTerminals()[0].Gates.NumberOfDeliveredGates;
int daysToBuild = numberOfGates * 10 + (newTerminal ? 60 : 0);
long price = numberOfGates * airport.getTerminalGatePrice() + (newTerminal ? airport.getTerminalPrice() : 0);
price = price / 3 * 4;
if (airport.Income > price)
{
Terminal terminal = new Terminal(airport, null, "Terminal", numberOfGates, GameObject.GetInstance().GameTime.AddDays(daysToBuild));
airport.addTerminal(terminal);
airport.Income -= price;
airport.LastExpansionDate = GameObject.GetInstance().GameTime;
}
}
}
}