// Returns a TradeOffer if the trade is valid (an identical request has not recently been made); If this is not true, returns null public TradeOffer generateAITradeRequest(int currentTurn, AIEngine.Objective objective) { TradeOffer trade = BuildFairTrade(currentTurn, objective.GetCardDifferential()); if (trade.TotalGetResources() > 1 && trade.TotalGiveResources() > 1) { trade.RandomUnequalizeTrade(); // Introduces an element of randomness to the trade algorithm } if (debugMessages) { GameEngine.print("PLAYER HAND: \n" + hand.brick + " BRICK\n" + hand.ore + " ORE\n" + hand.wood + " WOOD\n" + hand.grain + " GRAIN\n" + hand.sheep + " SHEEP"); GameEngine.print("CARDS NEEDED: \n" + objective.GetCardsNeeded().brick + " BRICK\n" + objective.GetCardsNeeded().ore + " ORE\n" + objective.GetCardsNeeded().wood + " WOOD\n" + objective.GetCardsNeeded().grain + " GRAIN\n" + objective.GetCardsNeeded().sheep + " SHEEP"); GameEngine.print("CARD DIFFERENTIAL: \n" + objective.GetCardsNeeded().GetHandSize() + " CARDS NEEDED\n" + objective.GetCardDifferential().brick + " BRICK\n" + objective.GetCardDifferential().ore + " ORE\n" + objective.GetCardDifferential().wood + " WOOD\n" + objective.GetCardDifferential().grain + " GRAIN\n" + objective.GetCardDifferential().sheep + " SHEEP"); } if (GetPermissionToRetryTradeRequest(currentTurn, trade)) { return(trade); } return(null); }