Implement full inventory, and buying items from stores.

DataCollection/gamedata.json

@@ -8,9 +8,19 @@
 	"profile_save":"Your profile changes were saved.",
 	"buddy_request":"Attempting to Add Buddy.  The other player must click ADD BUDDY as well. (Many players reserve this for just a couple players so don't feel insulted if they do not).",
 	"drawing_notice":"Drawing not sent to other players when you are not a subscriber.",
+	"dropped_items":{
 		"grab_message":"You grabbed an object off the ground.",
 		"grab_all_message":"You grabbed all objects off the ground.",
 		"dropped_item_message":"You dropped an item on the ground.",
+		"grab_but_inv_full":"Your inventory is full! Cannot grab items."
+	},
+	"shop":{
+		"cant_afford_1":"You cannot afford that item!",
+		"cant_afford_5":"You cannot afford 5 of that item!",
+		"cant_afford_25":"You cannot afford 25 of that item!",
+		"brought_1_but_inv_full":"Your inventory is full! Cannot buy that item.",
+		"brought_1":"You bought a %ITEM% for $%PRICE%."
+	},
 	"tools":{
 		"binoculars":"You search high and low all around,  but find nothing interesting.",
 		"magnify":"You look all over at all the tiny details, but alas, nothing interesting.",
@@ -48,7 +58,6 @@
 		"area_format":" in %AREA%",
 		"location_format":"                <I>You are%META% </I>",
 		"tile_format":"<B>%TILENAME%</B>",
-
 		"transport_format":"^LTransport via %METHOD% to %PLACE%^R1^I%ICON%^T4Trip Costs $%COST% one way. ^B1M%XY%^BY%ID%",
 		"exit_this_place":"^X",
 		"end_of_meta":"^Z",
@@ -72,6 +81,9 @@
 			"npc_talk_button":"^BA%ID%"
 		},
 		"inventory":{
+			"full_inventory_grab":"Your inventory is full! Cannot grab items.",
+			"full_inventory_buy":"Your inventory is full! Cannot grab items.",
+			
 			"header_format":"^ATYour Inventory^H<B>You are carrying the following %ITEMCOUNT% different items:</B> (%MAXITEMS% max)",
 			"item_entry":"^I%ICONID%^T4(%COUNT%) %TITLE%",
 			"shop_entry":"^I%ICONID%^T4(%COUNT%) %TITLE% $%PRICE%",
@@ -87,6 +99,7 @@
 			"buy_25_button":"^B4B2%ITEMID%",
 			"sell_button":"^B4S%RANDOMID%",
 			"sell_all_button":"^B4A%ITEMID%",
+			
 		},
 		"dropped_items":{
 			"nothing_message":"^LYou see nothing on the ground of interest.^R1",

Horse Isle Server/Horse Isle Server/Game/Messages.cs

@@ -67,6 +67,7 @@ namespace HISP.Game
         public static string GrabAllItemsButton;
         public static string GrabAllItemsMessage;
         public static string GrabbedItemMessage;
+        public static string GrabbedItemButInventoryFull;
         public static string GrabbedAllObjectsMessage;
         public static string DroppedAnItemMessage;
         public static string ItemInformationFormat;
@@ -97,6 +98,13 @@ namespace HISP.Game
         public static string ThingsIAmSelling;
         public static string ThingsYouSellMe;
         public static string InfinitySign;
+        public static string CantAfford1;
+        public static string CantAfford5;
+        public static string CantAfford25;
+        public static string Brought1Format;
+        public static string Brought1ButInventoryFull;
+        public static string Brought5;
+        public static string Brought25;
 
         // Npc
         public static string NpcStartChatFormat;
@@ -139,7 +147,10 @@ namespace HISP.Game
         public static string BallonCutscene;
 
 
-
+        public static string FormatBuyMessage(string itemName, int price)
+        {
+            return Brought1Format.Replace("%ITEM%", itemName).Replace("%PRICE%", price.ToString());
+        }
         public static string FormatShopEntry(int iconid, string count, string name, int price)
         {
             return ShopEntryFormat.Replace("%ICONID%", iconid.ToString()).Replace("%COUNT%", count).Replace("%TITLE%", name).Replace("%PRICE%", price.ToString());

Horse Isle Server/Horse Isle Server/Game/Quest.cs

@@ -135,7 +135,7 @@ namespace HISP.Game
                     for (int i = 0; i < itemInfo.Quantity; i++)
                     {
                         ItemInstance itm = new ItemInstance(itemInfo.ItemId);
-                        user.Inventory.Add(itm);
+                        user.Inventory.AddIgnoringFull(itm);
                     }
                 }
                 if (quest.WarpX != 0 && quest.WarpY != 0)

Horse Isle Server/Horse Isle Server/Horse Isle Server.csproj

@@ -72,6 +72,7 @@
     <Reference Include="System.Xml" />
   </ItemGroup>
   <ItemGroup>
+    <Compile Include="Game\GameExceptions.cs" />
     <Compile Include="Game\InventoryItem.cs" />
     <Compile Include="Game\Quest.cs" />
     <Compile Include="Game\Shop.cs" />

Horse Isle Server/Horse Isle Server/Player/PlayerInventory.cs

@@ -5,8 +5,11 @@ using HISP.Server;
 
 namespace HISP.Player
 {
+    
     class PlayerInventory : IInventory
     {
+        
+
         public User BaseUser;
         private List<InventoryItem> inventoryItems;
         public PlayerInventory(User forUser)
@@ -143,8 +146,27 @@ namespace HISP.Player
             throw new KeyNotFoundException("random id: " + randomId + " not found in inventory");
         }
 
+        public void AddIgnoringFull(ItemInstance item)
+        {
+            addItem(item, true);
+        }
         public void Add(ItemInstance item)
         {
+            // Check if has max allready
+            if(HasItemId(item.ItemId))
+            {
+                InventoryItem items = GetItemByItemId(item.ItemId);
+                if (items.ItemInstances.Count >= ConfigReader.MAX_STACK)
+                {
+                    throw new InventoryMaxStackException();
+                }
+                else if (Count >= Messages.DefaultInventoryMax)
+                {
+                    throw new InventoryFullException();
+                }
+            }
+
+
             addItem(item, true);
         }
     }

Horse Isle Server/Horse Isle Server/Server/ConfigReader.cs

@@ -24,6 +24,8 @@ namespace HISP.Server
         public static bool BadWords;
         public static bool DoCorrections;
 
+        public const int MAX_STACK = 40;
+
         private static string ConfigurationFileName = "server.properties";
         public static void OpenConfig()
         {

Horse Isle Server/Horse Isle Server/Server/GameServer.cs

@@ -598,7 +598,18 @@ namespace HISP.Server
                     try
                     {
                         DroppedItems.DroppedItem item = DroppedItems.GetDroppedItemById(randomId);
+                        try
+                        {
                             sender.LoggedinUser.Inventory.Add(item.instance);
+                        }
+                        catch (InventoryException)
+                        {
+                            byte[] inventoryFullMessage = PacketBuilder.CreateChat(Messages.GrabbedItemButInventoryFull, PacketBuilder.CHAT_BOTTOM_RIGHT);
+                            sender.SendPacket(inventoryFullMessage);
+                            break;
+                        }
+
+                        
                         DroppedItems.RemoveDroppedItem(item);
 
                         UpdateAreaForAll(sender.LoggedinUser.X, sender.LoggedinUser.Y);
@@ -679,6 +690,67 @@ namespace HISP.Server
                         sender.SendPacket(ChatPacket);
                     }
                     break;
+                case PacketBuilder.ITEM_BUY: // Handles buying an item.
+                    packetStr = Encoding.UTF8.GetString(packet);
+                    string itemIdStr = packetStr.Substring(2, packet.Length - 2);
+                    int itemId = 0;
+                    // Prevent crashing on non-int string.
+                    try 
+                    {
+                        itemId = Int32.Parse(itemIdStr);
+                    }
+                    catch (InvalidOperationException)
+                    {
+                        Logger.ErrorPrint(sender.LoggedinUser.Username + " Sent an invalid object buy packet.");
+                        return;
+                    }
+
+                    Item.ItemInformation itemInfo = Item.GetItemById(itemId);
+                    Shop shop = sender.LoggedinUser.LastShoppedAt;
+                    if(shop != null)
+                    {
+                        int buyCost = shop.CalculateBuyCost(itemInfo);
+                        if (sender.LoggedinUser.Money < buyCost)
+                        {
+                            byte[] cantAffordMessage = PacketBuilder.CreateChat(Messages.CantAfford1, PacketBuilder.CHAT_BOTTOM_RIGHT);
+                            sender.SendPacket(cantAffordMessage);
+                            break;
+                        }
+                        sender.LoggedinUser.Money -= buyCost;
+                        if (shop.Inventory.HasItemId(itemId))
+                        {
+                            ItemInstance itemInstance = shop.Inventory.GetItemByItemId(itemId).ItemInstances[0];
+
+                            try
+                            {
+                                sender.LoggedinUser.Inventory.Add(itemInstance);
+                            }
+                            catch(InventoryException)
+                            {
+                                byte[] inventoryFullMessage = PacketBuilder.CreateChat(Messages.Brought1ButInventoryFull, PacketBuilder.CHAT_BOTTOM_RIGHT);
+                                sender.SendPacket(inventoryFullMessage);
+                                break;
+                            }
+
+                            shop.Inventory.Remove(itemInstance);
+                            UpdateAreaForAll(sender.LoggedinUser.X, sender.LoggedinUser.Y);
+                            // Send chat message to client.
+                            byte[] broughtItemMessage = PacketBuilder.CreateChat(Messages.FormatBuyMessage(itemInfo.Name,buyCost), PacketBuilder.CHAT_BOTTOM_RIGHT);
+                            sender.SendPacket(broughtItemMessage);
+
+                        }
+                        else
+                        {
+                            Logger.HackerPrint(sender.LoggedinUser.Username + " Tried to buy a item that was not for sale.");
+                        }
+                    }
+                    else
+                    {
+                        Logger.HackerPrint(sender.LoggedinUser.Username + " Tried to buy an item while not in a store.");
+                    }
+
+                    break;
+
                 case PacketBuilder.INFORMATION:
                     packetStr = Encoding.UTF8.GetString(packet);
                     randomIdStr = packetStr.Substring(3, packet.Length - 3);
@@ -696,7 +768,7 @@ namespace HISP.Server
                     if (packet[2] == PacketBuilder.ITEM_INFORMATON)
                     {
 
-                        int itemId = -1;
+                        itemId = -1;
                         if (sender.LoggedinUser.Inventory.HasItem(randomId))
                             itemId = sender.LoggedinUser.Inventory.GetItemByRandomid(randomId).ItemId;
                         else if (DroppedItems.IsDroppedItemExist(randomId))

Horse Isle Server/Horse Isle Server/Server/Gamedata.cs

@@ -418,8 +418,12 @@ namespace HISP.Server
             Messages.GrabItemFormat = gameData.messages.meta.dropped_items.item_format;
             Messages.ItemInformationFormat = gameData.messages.meta.dropped_items.item_information_format;
             Messages.GrabAllItemsButton = gameData.messages.meta.dropped_items.grab_all;
-            Messages.DroppedAnItemMessage = gameData.messages.dropped_item_message;
+            Messages.DroppedAnItemMessage = gameData.messages.dropped_items.dropped_item_message;
-            Messages.GrabbedAllObjectsMessage = gameData.messages.grab_all_message;
+            Messages.GrabbedAllObjectsMessage = gameData.messages.dropped_items.grab_all_message;
+            Messages.GrabbedItemMessage = gameData.messages.dropped_items.grab_message;
+            Messages.GrabAllItemsMessage = gameData.messages.dropped_items.grab_all_message;
+
+            Messages.GrabbedItemButInventoryFull = gameData.messages.dropped_items.grab_but_inv_full;
 
             // Tools
             Messages.BinocularsNothing = gameData.messages.tools.binoculars;
@@ -432,6 +436,13 @@ namespace HISP.Server
             Messages.ThingsYouSellMe = gameData.messages.meta.shop.sell_me;
             Messages.InfinitySign = gameData.messages.meta.shop.infinity;
 
+            Messages.CantAfford1 = gameData.messages.shop.cant_afford_1;
+            Messages.CantAfford5 = gameData.messages.shop.cant_afford_5;
+            Messages.CantAfford25 = gameData.messages.shop.cant_afford_25;
+            Messages.Brought1Format = gameData.messages.shop.brought_1;
+
+            Messages.Brought1ButInventoryFull = gameData.messages.shop.brought_1_but_inv_full;
+
             // Meta Format
 
             Messages.LocationFormat = gameData.messages.meta.location_format;
@@ -446,8 +457,6 @@ namespace HISP.Server
             Messages.LongFullLine = gameData.messages.meta.long_full_line;
             Messages.MetaTerminator = gameData.messages.meta.end_of_meta;
             
-            Messages.GrabbedItemMessage = gameData.messages.grab_message;
-            Messages.GrabAllItemsMessage = gameData.messages.grab_all_message;
 
             Messages.NearbyPlayers = gameData.messages.meta.nearby.players_nearby;
             Messages.North = gameData.messages.meta.nearby.north;

Horse Isle Server/Horse Isle Server/Server/PacketBuilder.cs

@@ -67,6 +67,7 @@ namespace HISP.Server
 
         public const byte ITEM_DROP = 0x1E; 
         public const byte ITEM_PICKUP = 0x14;
+        public const byte ITEM_BUY = 0x33;
         public const byte ITEM_BINOCULARS = 0x5C;
         public const byte ITEM_MAGNIFYING = 0x5D;
         public const byte ITEM_RAKE = 0x5B;