Add basic sell functionlaity on serverside.

DataCollection/gamedata.json

@@ -19,7 +19,9 @@
 		"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%."
+		"brought_1":"You bought a %ITEM% for $%PRICE%.",
+		"sold_1":"You sold a %ITEM% for $%PRICE%.",
+		"sold_all":"You sold %AMOUNT% %ITEM% for $%PRICE%."
 	},
 	"tools":{
 		"binoculars":"You search high and low all around,  but find nothing interesting.",

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

@@ -105,6 +105,8 @@ namespace HISP.Game
         public static string Brought1ButInventoryFull;
         public static string Brought5;
         public static string Brought25;
+        public static string Sold1Format;
+        public static string SoldAllFormat;
 
         // Npc
         public static string NpcStartChatFormat;
@@ -147,6 +149,10 @@ namespace HISP.Game
         public static string BallonCutscene;
 
 
+        public static string FormatSellMessage(string itemName, int price)
+        {
+            return Sold1Format.Replace("%ITEM%", itemName).Replace("%PRICE%", price.ToString());
+        }
         public static string FormatBuyMessage(string itemName, int price)
         {
             return Brought1Format.Replace("%ITEM%", itemName).Replace("%PRICE%", price.ToString());

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

@@ -88,7 +88,7 @@
     <Compile Include="Server\Converters.cs" />
     <Compile Include="Server\Database.cs" />
     <Compile Include="Player\Friends.cs" />
-    <Compile Include="Server\Gamedata.cs" />
+    <Compile Include="Server\GameDataJson.cs" />
     <Compile Include="Game\Inventory\IInventory.cs" />
     <Compile Include="Game\DroppedItems.cs" />
     <Compile Include="Game\ItemInstance.cs" />

Horse Isle Server/Horse Isle Server/Program.cs

@@ -18,7 +18,7 @@ namespace HISP
             CrossDomainPolicy.GetPolicy();
             Database.OpenDatabase();
             Map.OpenMap();
-            Gamedata.ReadGamedata();
+            GameDataJson.ReadGamedata();
             World.ReadWorldData();
             DroppedItems.Init();
             GameServer.StartServer();

Horse Isle Server/Horse Isle Server/Server/GameDataJson.cs

@@ -5,7 +5,7 @@ using HISP.Game;
 
 namespace HISP.Server
 {
-    class Gamedata
+    class GameDataJson
     {
         
         public static void ReadGamedata()
@@ -440,6 +440,8 @@ namespace HISP.Server
             Messages.CantAfford5 = gameData.messages.shop.cant_afford_5;
             Messages.CantAfford25 = gameData.messages.shop.cant_afford_25;
             Messages.Brought1Format = gameData.messages.shop.brought_1;
+            Messages.Sold1Format = gameData.messages.shop.sold_1;
+            Messages.SoldAllFormat = gameData.messages.shop.sold_all;
 
             Messages.Brought1ButInventoryFull = gameData.messages.shop.brought_1_but_inv_full;
 

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

@@ -690,10 +690,60 @@ namespace HISP.Server
                         sender.SendPacket(ChatPacket);
                     }
                     break;
+                case PacketBuilder.ITEM_SELL: // Handles selling an item.
+                    packetStr = Encoding.UTF8.GetString(packet);
+                    randomIdStr = packetStr.Substring(2, packet.Length - 2);
+                    randomId = 0;
+                    // Prevent crashing on non-int string.
+                    try
+                    {
+                        randomId = Int32.Parse(randomIdStr);
+                    }
+                    catch (InvalidOperationException)
+                    {
+                        Logger.ErrorPrint(sender.LoggedinUser.Username + " Sent an invalid object buy packet.");
+                        return;
+                    }
+
+                    if(!sender.LoggedinUser.Inventory.HasItem(randomId))
+                    {
+                        Logger.HackerPrint(sender.LoggedinUser.Username + " Tried to sell a item that they doesnt have in there inventory");
+                        return;
+                    }
+
+                    InventoryItem thisItem = sender.LoggedinUser.Inventory.GetItemByRandomid(randomId);
+                    int itemId = thisItem.ItemId;
+
+                    Item.ItemInformation itemInfo = Item.GetItemById(itemId);
+                    Shop shop = sender.LoggedinUser.LastShoppedAt;
+                    if (shop != null)
+                    {
+                        int sellPrice = shop.CalculateSellCost(itemInfo);
+                        if (shop.CanSell(itemInfo))
+                        {
+                            sender.LoggedinUser.Money += sellPrice;
+                            
+                            ItemInstance itemInstance = thisItem.ItemInstances[0];
+                            sender.LoggedinUser.Inventory.Remove(itemInstance);
+                            shop.Inventory.Add(itemInstance);
+                            
+                            UpdateAreaForAll(sender.LoggedinUser.X, sender.LoggedinUser.Y);
+
+                            // Send chat message to client.
+                            byte[] broughtItemMessage = PacketBuilder.CreateChat(Messages.FormatSellMessage(itemInfo.Name, sellPrice), PacketBuilder.CHAT_BOTTOM_RIGHT);
+                            sender.SendPacket(broughtItemMessage);
+
+                        }
+                        else
+                        {
+                            Logger.HackerPrint(sender.LoggedinUser.Username + " Tried to sell a item that was not avalible to be sold.");
+                        }
+                    }
+                    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;
+                    itemId = 0;
                     // Prevent crashing on non-int string.
                     try 
                     {
@@ -705,8 +755,8 @@ namespace HISP.Server
                         return;
                     }
 
-                    Item.ItemInformation itemInfo = Item.GetItemById(itemId);
+                    itemInfo = Item.GetItemById(itemId);
-                    Shop shop = sender.LoggedinUser.LastShoppedAt;
+                    shop = sender.LoggedinUser.LastShoppedAt;
                     if(shop != null)
                     {
                         int buyCost = shop.CalculateBuyCost(itemInfo);
@@ -716,9 +766,9 @@ namespace HISP.Server
                             sender.SendPacket(cantAffordMessage);
                             break;
                         }
-                        sender.LoggedinUser.Money -= buyCost;
                         if (shop.Inventory.HasItemId(itemId))
                         {
+                            sender.LoggedinUser.Money -= buyCost;
                             ItemInstance itemInstance = shop.Inventory.GetItemByItemId(itemId).ItemInstances[0];
 
                             try

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

@@ -68,6 +68,7 @@ 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_SELL = 0x3C;
         public const byte ITEM_BINOCULARS = 0x5C;
         public const byte ITEM_MAGNIFYING = 0x5D;
         public const byte ITEM_RAKE = 0x5B;