コード例 #1
0
        public async Task PerformTradeCommand(UserViewModel user, IEnumerable <string> arguments = null, StreamingPlatformTypeEnum platform = StreamingPlatformTypeEnum.None)
        {
            try
            {
                if (ChannelSession.Services.Chat != null && arguments != null)
                {
                    if (this.tradeReceiver == null && arguments.Count() >= 2)
                    {
                        UserViewModel targetUser = await SpecialIdentifierStringBuilder.GetUserFromArgument(arguments.First(), platform);

                        if (targetUser == null)
                        {
                            await ChannelSession.Services.Chat.SendMessage("The specified user does not exist");

                            return;
                        }

                        int amount = 1;
                        IEnumerable <string> itemArgs = arguments.Skip(1);
                        InventoryItemModel   item     = this.GetItem(string.Join(" ", itemArgs));

                        if (item == null && itemArgs.Count() > 1)
                        {
                            itemArgs = itemArgs.Take(itemArgs.Count() - 1);
                            item     = this.GetItem(string.Join(" ", itemArgs));
                            if (item != null)
                            {
                                if (!int.TryParse(arguments.Last(), out amount) || amount <= 0)
                                {
                                    await ChannelSession.Services.Chat.SendMessage("A valid amount greater than 0 must be specified");

                                    return;
                                }
                            }
                        }

                        if (item == null)
                        {
                            await ChannelSession.Services.Chat.SendMessage("The item you specified does not exist");

                            return;
                        }

                        if (!this.HasAmount(user.Data, item, amount))
                        {
                            await ChannelSession.Services.Chat.SendMessage(string.Format("You do not have the required {0} {1} to trade", amount, item.Name));

                            return;
                        }

                        this.tradeSender = new InventoryTradeModel()
                        {
                            User   = user,
                            Item   = item,
                            Amount = amount
                        };

                        this.tradeReceiver = new InventoryTradeModel()
                        {
                            User = targetUser
                        };

                        this.tradeTimeCheckToken = new CancellationTokenSource();
#pragma warning disable CS4014 // Because this call is not awaited, execution of the current method continues before the call is completed
                        AsyncRunner.RunAsyncBackground(async(token) =>
                        {
                            await Task.Delay(60000);
                            if (!token.IsCancellationRequested)
                            {
                                this.tradeSender         = null;
                                this.tradeReceiver       = null;
                                this.tradeTimeCheckToken = null;
                                await ChannelSession.Services.Chat.SendMessage("The trade could not be completed in time and was cancelled...");
                            }
                        }, this.tradeTimeCheckToken.Token);
#pragma warning restore CS4014 // Because this call is not awaited, execution of the current method continues before the call is completed

                        await ChannelSession.Services.Chat.SendMessage(string.Format("@{0} has started a trade with @{1} for {2} {3}. Type {4} <ITEM NAME> [AMOUNT] in chat to reply back with your offer in the next 60 seconds.", this.tradeSender.User.Username, this.tradeReceiver.User.Username, this.tradeSender.Amount, this.tradeSender.Item.Name, this.TradeCommand));

                        return;
                    }
                    else if (this.tradeSender != null && this.tradeReceiver != null && this.tradeReceiver.User.Equals(user) && this.tradeReceiver.Amount == 0 && arguments.Count() >= 1)
                    {
                        int amount = 1;
                        IEnumerable <string> itemArgs = arguments.ToList();
                        InventoryItemModel   item     = this.GetItem(string.Join(" ", itemArgs));

                        if (item == null && itemArgs.Count() > 1)
                        {
                            itemArgs = itemArgs.Take(itemArgs.Count() - 1);
                            item     = this.GetItem(string.Join(" ", itemArgs));
                            if (item != null)
                            {
                                if (!int.TryParse(arguments.Last(), out amount) || amount <= 0)
                                {
                                    await ChannelSession.Services.Chat.SendMessage("A valid amount greater than 0 must be specified");

                                    return;
                                }
                            }
                        }

                        if (item == null)
                        {
                            await ChannelSession.Services.Chat.SendMessage("The item you specified does not exist");

                            return;
                        }

                        if (!this.HasAmount(user.Data, item, amount))
                        {
                            await ChannelSession.Services.Chat.SendMessage(string.Format("You do not have the required {0} {1} to trade", amount, item.Name));

                            return;
                        }

                        this.tradeReceiver.Item   = item;
                        this.tradeReceiver.Amount = amount;

                        await ChannelSession.Services.Chat.SendMessage(string.Format("@{0} has replied back to the offer by @{1} with {2} {3}. Type {4} in chat to accept the trade.", this.tradeReceiver.User.Username, this.tradeSender.User.Username, this.tradeReceiver.Amount, this.tradeReceiver.Item.Name, this.TradeCommand));

                        return;
                    }
                    else if (this.tradeSender != null && this.tradeReceiver != null && this.tradeReceiver.Amount > 0 && this.tradeSender.User.Equals(user))
                    {
                        int senderItemMaxAmount = (this.tradeReceiver.Item.HasMaxAmount) ? this.tradeReceiver.Item.MaxAmount : this.DefaultMaxAmount;
                        if ((this.GetAmount(this.tradeSender.User.Data, this.tradeReceiver.Item) + this.tradeReceiver.Amount) > senderItemMaxAmount)
                        {
                            await ChannelSession.Services.Chat.SendMessage(string.Format("You can only have {0} {1} in total", senderItemMaxAmount, this.tradeReceiver.Item.Name));

                            return;
                        }

                        int receiverItemMaxAmount = (this.tradeSender.Item.HasMaxAmount) ? this.tradeSender.Item.MaxAmount : this.DefaultMaxAmount;
                        if ((this.GetAmount(this.tradeReceiver.User.Data, this.tradeSender.Item) + this.tradeSender.Amount) > receiverItemMaxAmount)
                        {
                            await ChannelSession.Services.Chat.SendMessage(string.Format("You can only have {0} {1} in total", receiverItemMaxAmount, this.tradeSender.Item.Name));

                            return;
                        }

                        this.SubtractAmount(this.tradeSender.User.Data, this.tradeSender.Item, this.tradeSender.Amount);
                        this.AddAmount(this.tradeReceiver.User.Data, this.tradeSender.Item, this.tradeSender.Amount);

                        this.SubtractAmount(this.tradeReceiver.User.Data, this.tradeReceiver.Item, this.tradeReceiver.Amount);
                        this.AddAmount(this.tradeSender.User.Data, this.tradeReceiver.Item, this.tradeReceiver.Amount);

                        if (this.ItemsTradedCommand != null)
                        {
                            Dictionary <string, string> specialIdentifiers = new Dictionary <string, string>();
                            specialIdentifiers["itemtotal"]       = this.tradeSender.Amount.ToString();
                            specialIdentifiers["itemname"]        = this.tradeSender.Item.Name;
                            specialIdentifiers["targetitemtotal"] = this.tradeReceiver.Amount.ToString();
                            specialIdentifiers["targetitemname"]  = this.tradeReceiver.Item.Name;
                            await this.ItemsTradedCommand.Perform(new CommandParametersModel(user, arguments : new string[] { this.tradeReceiver.User.Username }, specialIdentifiers : specialIdentifiers));
                        }

                        this.tradeSender   = null;
                        this.tradeReceiver = null;
                        this.tradeTimeCheckToken.Cancel();
                        this.tradeTimeCheckToken = null;

                        return;
                    }
                    else if (this.tradeSender != null && this.tradeReceiver != null && !this.tradeReceiver.User.Equals(user))
                    {
                        await ChannelSession.Services.Chat.SendMessage("A trade is already underway, please wait until it is completed");

                        return;
                    }
                }
                await ChannelSession.Services.Chat.SendMessage(this.TradeCommand + " <USERNAME> <ITEM NAME> [AMOUNT] = Trades 1 or the amount specified of the item to the specified user");
            }
            catch (Exception ex) { Logger.Log(ex); }
        }