/// <summary>
/// Verify all conditions to pickup a dropped item.
/// </summary>
/// <param name="droppedItem">The dropped item.</param>
private void PickUpDroppedItem(IItemEntity droppedItem)
{
// TODO: check if drop belongs to a party.
if (droppedItem.Drop.HasOwner && droppedItem.Drop.Owner != _player)
{
_textPacketFactory.SendDefinedText(_player, DefineText.TID_GAME_PRIORITYITEMPER, $"\"{droppedItem.Object.Name}\"");
return;
}
if (droppedItem.Drop.IsGold)
{
int droppedGoldAmount = droppedItem.Drop.Item.Quantity;
if (_playerDataSystem.IncreaseGold(_player, droppedGoldAmount))
{
_textPacketFactory.SendDefinedText(_player, DefineText.TID_GAME_REAPMONEY, droppedGoldAmount.ToString("###,###,###,###"), _player.PlayerData.Gold.ToString("###,###,###,###"));
}
}
else
{
_inventorySystem.CreateItem(_player, droppedItem.Drop.Item, droppedItem.Drop.Item.Quantity);
_textPacketFactory.SendDefinedText(_player, DefineText.TID_GAME_REAPITEM, $"\"{droppedItem.Object.Name}\"");
}
_moverPacketFactory.SendMotion(_player, ObjectMessageType.OBJMSG_PICKUP);
droppedItem.Delete();
}
/// <inheritdoc />
public void ChangeFace(IPlayerEntity player, uint objectId, uint faceId, bool useCoupon)
{
if (!useCoupon)
{
if (player.PlayerData.Gold < _worldServerConfiguration.Customization.ChangeFaceCost)
{
_textPacketFactory.SendDefinedText(player, DefineText.TID_GAME_LACKMONEY);
}
else
{
player.VisualAppearance.FaceId = (int)faceId;
_playerDataSystem.DecreaseGold(player, (int)_worldServerConfiguration.Customization.ChangeFaceCost);
_customizationPacketFactory.SendChangeFace(player, faceId);
}
}
else
{
Item couponItem = player.Inventory.GetItemById(DefineItem.II_SYS_SYS_SCR_FACEOFFFREE);
if (couponItem == null)
{
_textPacketFactory.SendDefinedText(player, DefineText.TID_GAME_WARNNING_COUPON);
return;
}
_inventorySystem.DeleteItem(player, couponItem, 1);
_customizationPacketFactory.SendChangeFace(player, faceId);
}
}
public void UseFoodItem(IPlayerEntity player, Item foodItemToUse)
{
foreach (KeyValuePair <DefineAttributes, int> parameter in foodItemToUse.Data.Params)
{
if (parameter.Key == DefineAttributes.HP || parameter.Key == DefineAttributes.MP || parameter.Key == DefineAttributes.FP)
{
int currentPoints = player.Attributes[parameter.Key];
int maxPoints = PlayerHelper.GetMaxPoints(player, parameter.Key);
int itemMaxRecovery = foodItemToUse.Data.AbilityMin;
if (parameter.Value >= 0)
{
if (currentPoints >= itemMaxRecovery)
{
float limitedRecovery = parameter.Value * 0.3f;
if (currentPoints + limitedRecovery > maxPoints)
{
currentPoints = maxPoints;
}
else
{
switch (parameter.Key)
{
case DefineAttributes.HP: _textPacketFactory.SendDefinedText(player, DefineText.TID_GAME_LIMITHP); break;
case DefineAttributes.MP: _textPacketFactory.SendDefinedText(player, DefineText.TID_GAME_LIMITMP); break;
case DefineAttributes.FP: _textPacketFactory.SendDefinedText(player, DefineText.TID_GAME_LIMITFP); break;
}
currentPoints += (int)limitedRecovery;
}
}
else
{
currentPoints = Math.Min(currentPoints + parameter.Value, maxPoints);
}
}
PlayerHelper.SetPoints(player, parameter.Key, currentPoints);
_moverPacketFactory.SendUpdateAttributes(player, parameter.Key, player.Attributes[parameter.Key]);
}
else
{
// TODO: food triggers a skill.
_logger.LogWarning($"Activating a skill throught food.");
_textPacketFactory.SendFeatureNotImplemented(player, "skill with food");
}
}
DecreaseItem(player, foodItemToUse);
}
/// <inheritdoc />
public void BuyItem(IPlayerEntity player, NpcShopItemInfo shopItemInfo, int quantity)
{
var npc = player.FindEntity <INpcEntity>(x => x.Object.Name == player.PlayerData.CurrentShopName);
if (npc == null)
{
_logger.LogError($"ShopSystem: Cannot find NPC: {player.PlayerData.CurrentShopName}");
return;
}
if (!npc.NpcData.HasShop)
{
_logger.LogError($"ShopSystem: NPC {npc.Object.Name} doesn't have a shop.");
return;
}
if (shopItemInfo.Tab < 0 || shopItemInfo.Tab >= ShopData.DefaultTabCount)
{
_logger.LogError($"Attempt to buy an item from {npc.Object.Name} shop tab that is out of range.");
return;
}
ItemContainerComponent shopTab = npc.Shop.ElementAt(shopItemInfo.Tab);
if (shopItemInfo.Slot < 0 || shopItemInfo.Slot > shopTab.MaxCapacity - 1)
{
_logger.LogError($"ShopSystem: Item slot index was out of tab bounds. Slot: {shopItemInfo.Slot}");
return;
}
Item shopItem = shopTab.GetItemAtSlot(shopItemInfo.Slot);
if (shopItem.Id != shopItemInfo.ItemId)
{
_logger.LogError($"ShopSystem: Shop item id doens't match the item id that {player.Object.Name} is trying to buy.");
return;
}
if (player.PlayerData.Gold < shopItem.Data.Cost)
{
_logger.LogTrace($"ShopSystem: {player.Object.Name} doens't have enough gold to buy item {shopItem.Data.Name} at {shopItem.Data.Cost}.");
_textPacketFactory.SendDefinedText(player, DefineText.TID_GAME_LACKMONEY);
return;
}
int itemsCreatedCount = _inventorySystem.CreateItem(player, shopItem, quantity);
if (itemsCreatedCount > 0)
{
_playerDataSystem.DecreaseGold(player, shopItem.Data.Cost * itemsCreatedCount);
}
}
/// <inheritdoc />
public void PutItem(IPlayerEntity player, int itemUniqueId, int quantity, int itemType, int destinationSlot)
{
_logger.LogTrace($"Player '{player.Object.Name}' is putting item with unique id '{itemUniqueId}' to trade slot '{destinationSlot}'.");
ThrowIfPlayerTrade(player, isTrading: false);
IPlayerEntity target = GetTargetEntity(player, player.Trade.TargetId);
try
{
ThrowIfPlayerTrade(target, isTrading: false);
}
catch (InvalidOperationException)
{
CancelTradeAndRefund(player);
CancelTradeAndRefund(target);
throw;
}
if (player.Trade.State != TradeComponent.TradeState.Item || target.Trade.State != TradeComponent.TradeState.Item)
{
_tradePacketFactory.SendTradePutError(player);
return;
}
Item inventoryItem = player.Inventory.GetItemAtIndex(itemUniqueId);
if (inventoryItem == null)
{
throw new ArgumentNullException($"Cannot find item with unique id '{itemUniqueId}' in '{player.Object.Name}' inventory.');");
}
if (!IsTradeItemValid(player, inventoryItem, out DefineText errorText))
{
_textPacketFactory.SendDefinedText(player, errorText);
}
int tradingQuantity = Math.Min(quantity, inventoryItem.Quantity);
if (!player.Trade.Items.IsSlotAvailable(destinationSlot))
{
_logger.LogTrace($"Destination slot '{destinationSlot}' is not available for player '{player.Object.Name}'");
return;
}
inventoryItem.ExtraUsed = tradingQuantity;
player.Trade.Items.SetItemAtIndex(inventoryItem.Clone(), destinationSlot);
player.Trade.ItemCount++;
_tradePacketFactory.SendTradePut(player, trader: player, (byte)destinationSlot, (byte)itemType, (byte)inventoryItem.UniqueId, (short)tradingQuantity);
_tradePacketFactory.SendTradePut(target, trader: player, (byte)destinationSlot, (byte)itemType, (byte)inventoryItem.UniqueId, (short)tradingQuantity);
}
/// <inheritdoc />
public bool IncreaseGold(IPlayerEntity player, int goldAmount)
{
// We cast player gold to long because otherwise it would use Int32 arithmetic and would overflow
long gold = (long)player.PlayerData.Gold + goldAmount;
if (gold > int.MaxValue || gold < 0) // Check gold overflow
{
_textPacketFactory.SendDefinedText(player, DefineText.TID_GAME_TOOMANYMONEY_USE_PERIN);
return(false);
}
else
{
player.PlayerData.Gold = (int)gold;
_moverPacketFactory.SendUpdateAttributes(player, DefineAttributes.GOLD, player.PlayerData.Gold);
}
return(true);
}
/// <inheritdoc />
public void Execute(IPlayerEntity player, object[] parameters)
{
_logger.LogTrace($"{player.Object.Name} wants to create an item");
if (parameters.Length <= 0)
{
throw new ArgumentException($"Create item command must have at least one parameter.", nameof(parameters));
}
if (!player.Inventory.HasAvailableSlots())
{
_textPacketFactory.SendDefinedText(player, DefineText.TID_GAME_LACKSPACE);
return;
}
int quantity = parameters.Length >= 2 ? Convert.ToInt32(parameters[1]) : 1;
byte refine = parameters.Length >= 3 ? Convert.ToByte(parameters[2]) : (byte)0;
ElementType element = parameters.Length >= 4 ? (ElementType)Enum.Parse(typeof(ElementType), parameters[3].ToString(), true) : default;
byte elementRefine = parameters.Length >= 5 ? Convert.ToByte(parameters[4]) : (byte)0;
string itemInput = parameters[0].ToString();
Item itemToCreate;
if (!int.TryParse(itemInput, out int itemId))
{
itemToCreate = _itemFactory.CreateItem(itemInput, refine, element, elementRefine, player.PlayerData.Id);
}
else
{
itemToCreate = _itemFactory.CreateItem(itemId, refine, element, elementRefine, player.PlayerData.Id);
}
if (itemToCreate != null)
{
_inventorySystem.CreateItem(player, itemToCreate, quantity, player.PlayerData.Id);
}
}
/// <inheritdoc />
public void UpdateSkills(IPlayerEntity player, IReadOnlyDictionary <int, int> skillsToUpdate)
{
int requiredSkillPoints = 0;
foreach (KeyValuePair <int, int> skill in skillsToUpdate)
{
int skillId = skill.Key;
int skillLevel = skill.Value;
SkillInfo playerSkill = player.SkillTree.GetSkill(skillId);
if (playerSkill == null)
{
_textPacketFactory.SendDefinedText(player, DefineText.TID_RESKILLPOINT_ERROR);
_logger.LogError($"Cannot find skill with id '{skillId}' for player '{player}'.");
return;
}
if (playerSkill.Level == skillLevel)
{
// Skill hasn't change
continue;
}
if (player.Object.Level < playerSkill.Data.RequiredLevel)
{
_textPacketFactory.SendDefinedText(player, DefineText.TID_RESKILLPOINT_ERROR);
_logger.LogError($"Cannot update skill with '{skillId}' for player '{player}'. Player need to be level '{playerSkill.Data.RequiredLevel}' to learn this skill.");
return;
}
if (!CheckRequiredSkill(playerSkill.Data.RequiredSkillId1, playerSkill.Data.RequiredSkillLevel1, skillsToUpdate))
{
SkillData requiredSkill1 = _gameResources.Skills[playerSkill.Data.RequiredSkillId1];
_textPacketFactory.SendDefinedText(player, DefineText.TID_RESKILLPOINT_ERROR);
_logger.LogError($"Cannot update skill with '{skillId}' for player '{player}'. Skill '{requiredSkill1.Name}' must be at least Lv.{requiredSkill1.RequiredSkillLevel1}");
return;
}
if (!CheckRequiredSkill(playerSkill.Data.RequiredSkillId2, playerSkill.Data.RequiredSkillLevel2, skillsToUpdate))
{
SkillData requiredSkill2 = _gameResources.Skills[playerSkill.Data.RequiredSkillId2];
_textPacketFactory.SendDefinedText(player, DefineText.TID_RESKILLPOINT_ERROR);
_logger.LogError($"Cannot update skill with '{skillId}' for player '{player}'. Skill '{requiredSkill2.Name}' must be at least Lv.{requiredSkill2.RequiredSkillLevel1}");
return;
}
if (skillLevel < 0 || skillLevel < playerSkill.Level || skillLevel > playerSkill.Data.MaxLevel)
{
_textPacketFactory.SendDefinedText(player, DefineText.TID_RESKILLPOINT_ERROR);
_logger.LogError($"Cannot update skill with '{skillId}' for player '{player}'. The skill level is out of bounds.");
return;
}
if (!SkillPointUsage.TryGetValue(playerSkill.Data.JobType, out int requiredSkillPointAmount))
{
_textPacketFactory.SendDefinedText(player, DefineText.TID_RESKILLPOINT_ERROR);
_logger.LogError($"Cannot update skill with '{skillId}' for player '{player}'. Cannot find required skill point for job type '{playerSkill.Data.JobType}'.");
return;
}
requiredSkillPoints += (skillLevel - playerSkill.Level) * requiredSkillPointAmount;
}
if (player.Statistics.SkillPoints < requiredSkillPoints)
{
_logger.LogError($"Cannot update skills for player '{player}'. Not enough skill points.");
_textPacketFactory.SendDefinedText(player, DefineText.TID_RESKILLPOINT_ERROR);
return;
}
player.Statistics.SkillPoints -= (ushort)requiredSkillPoints;
foreach (KeyValuePair <int, int> skill in skillsToUpdate)
{
int skillId = skill.Key;
int skillLevel = skill.Value;
player.SkillTree.SetSkillLevel(skillId, skillLevel);
}
_specialEffectPacketFactory.SendSpecialEffect(player, DefineSpecialEffects.XI_SYS_EXCHAN01, false);
_skillPacketFactory.SendSkillTreeUpdate(player);
}
/// <inheritdoc />
public int CreateItem(IPlayerEntity player, ItemDescriptor item, int quantity, int creatorId = -1, bool sendToPlayer = true)
{
int createdAmount = 0;
if (item.Data.IsStackable)
{
for (var i = 0; i < InventoryContainerComponent.InventorySize; i++)
{
Item inventoryItem = player.Inventory.GetItemAtIndex(i);
if (inventoryItem?.Id == item.Id)
{
if (inventoryItem.Quantity + quantity > item.Data.PackMax)
{
int boughtQuantity = inventoryItem.Data.PackMax - inventoryItem.Quantity;
createdAmount = boughtQuantity;
quantity -= boughtQuantity;
inventoryItem.Quantity = inventoryItem.Data.PackMax;
}
else
{
createdAmount = quantity;
inventoryItem.Quantity += quantity;
quantity = 0;
}
if (sendToPlayer)
{
_inventoryPacketFactory.SendItemUpdate(player, UpdateItemType.UI_NUM, inventoryItem.UniqueId, inventoryItem.Quantity);
}
}
}
if (quantity > 0)
{
int availableSlot = player.Inventory.GetAvailableSlot();
if (availableSlot == -1)
{
_textPacketFactory.SendDefinedText(player, DefineText.TID_GAME_LACKSPACE);
}
else
{
Item newItem = _itemFactory.CreateItem(item.Id, item.Refine, item.Element, item.ElementRefine, creatorId);
if (newItem == null)
{
throw new ArgumentNullException(nameof(newItem));
}
newItem.Quantity = quantity;
newItem.Slot = availableSlot;
player.Inventory.SetItemAtSlot(newItem, availableSlot);
if (sendToPlayer)
{
_inventoryPacketFactory.SendItemCreation(player, newItem);
}
createdAmount += quantity;
}
}
}
else
{
while (quantity > 0)
{
int availableSlot = player.Inventory.GetAvailableSlot();
if (availableSlot == -1)
{
_textPacketFactory.SendDefinedText(player, DefineText.TID_GAME_LACKSPACE);
break;
}
Item newItem = _itemFactory.CreateItem(item.Id, item.Refine, item.Element, item.ElementRefine, creatorId);
if (newItem == null)
{
throw new ArgumentNullException(nameof(newItem));
}
newItem.Quantity = 1;
newItem.Slot = availableSlot;
player.Inventory.SetItemAtSlot(newItem, availableSlot);
if (sendToPlayer)
{
_inventoryPacketFactory.SendItemCreation(player, newItem);
}
createdAmount++;
quantity--;
}
}
return(createdAmount);
}