コード例 #1
0
        public IOngoingDeal PerformProposal()
        {
            if (!CanPerformProposal())
            {
                throw new InvalidOperationException("CanPerformProposal must return true");
            }

            var ongoingFromSender = new List <IOngoingDiplomaticExchange>();
            var ongoingToReceiver = new List <IOngoingDiplomaticExchange>();
            var ongoingBilateral  = new List <IOngoingDiplomaticExchange>();

            foreach (var offer in offeredBySender)
            {
                var ongoingExchange = offer.ExecuteBetweenCivs(Sender, Receiver);
                if (ongoingExchange != null)
                {
                    ongoingFromSender.Add(ongoingExchange);
                }
            }

            foreach (var demand in demandedOfReceiver)
            {
                var ongoingExchange = demand.ExecuteBetweenCivs(Receiver, Sender);
                if (ongoingExchange != null)
                {
                    ongoingToReceiver.Add(ongoingExchange);
                }
            }

            foreach (var bilateralExchange in bilateralExchanges)
            {
                var ongoingExchange = bilateralExchange.ExecuteBetweenCivs(Sender, Receiver);
                if (ongoingExchange != null)
                {
                    ongoingBilateral.Add(ongoingExchange);
                }
            }

            if (ongoingFromSender.Count > 0 || ongoingToReceiver.Count > 0 || ongoingBilateral.Count > 0)
            {
                var ongoingDeal = new OngoingDeal(Sender, Receiver, ongoingFromSender, ongoingToReceiver, ongoingBilateral);

                return(ongoingDeal);
            }
            else
            {
                return(null);
            }
        }