Core/PacketIO: Implemented SMSG_DISPLAY_TOAST for quest money rewards

Port From (https://github.com/TrinityCore/TrinityCore/commit/e5417e9ce747d92822538da77d32cf7d0f26ce8a)

Source/Framework/Constants/PlayerConst.cs

@@ -806,4 +806,35 @@ namespace Framework.Constants
         InProgress,
         Completed
     }
+
+    public enum DisplayToastType : byte
+    {
+        NewItem = 0,
+        NewCurrency = 1,
+        Money = 2,
+        Honor = 3
+    }
+
+    public enum DisplayToastMethod : byte
+    {
+        DoNotDisplay = 0,
+        Loot = 1,
+        PetBattle = 2,
+        PersonalLoot = 3,
+        GarrisonMissionLoot = 4,
+        QuestUpgrade = 5,
+        QuestUpgradeEpic = 6,
+        Shipment = 7,
+        GarrisonMissionSalvage = 8,
+        PvPFactionReward = 9,
+        GarrisonCurrency = 10,
+        LessAwesomeLoot = 11,
+        UpgradedLoot = 12,
+        LegendaryLoot = 13,
+        InvasionLoot = 14,
+        Default = 15,
+        QuestComplete = 16,
+        RatedPvPReward = 17,
+        CorruptedLoot = 19
+    }
 }

Source/Game/Entities/Player/Player.Quest.cs

@@ -1066,6 +1066,8 @@ namespace Game.Entities
 
                 if (moneyRew > 0)
                     UpdateCriteria(CriteriaType.MoneyEarnedFromQuesting, (uint)moneyRew);
+
+                SendDisplayToast(0, DisplayToastType.Money, false, (uint)moneyRew, DisplayToastMethod.QuestComplete, questId);
             }
 
             // honor reward
@@ -3061,5 +3063,36 @@ namespace Game.Entities
                     AddQuestAndCheckCompletion(quest, null);
             }
         }
+
+        void SendDisplayToast(uint entry, DisplayToastType type, bool isBonusRoll, uint quantity, DisplayToastMethod method, uint questId, Item item = null)
+        {
+            DisplayToast displayToast = new();
+            displayToast.Quantity = quantity;
+            displayToast.DisplayToastMethod = method;
+            displayToast.QuestID = questId;
+            displayToast.Type = type;
+
+            switch (type)
+            {
+                case DisplayToastType.NewItem:
+                {
+                    if (!item)
+                        return;
+
+                    displayToast.BonusRoll = isBonusRoll;
+                    displayToast.Item = new(item);
+                    displayToast.LootSpec = 0; // loot spec that was selected when loot was generated (not at loot time)
+                    displayToast.Gender = GetNativeGender();
+                    break;
+                }
+                case DisplayToastType.NewCurrency:
+                    displayToast.CurrencyID = entry;
+                    break;
+                default:
+                    break;
+            }
+
+            SendPacket(displayToast);
+        }
     }
 }

Source/Game/Networking/Packets/MiscPackets.cs

@@ -1296,6 +1296,51 @@ namespace Game.Networking.Packets
 
         public uint UISplashScreenID;
     }
+
+    class DisplayToast : ServerPacket
+    {
+        public ulong Quantity;
+        public DisplayToastMethod DisplayToastMethod;
+        public bool Mailed;
+        public DisplayToastType Type = DisplayToastType.Money;
+        public uint QuestID;
+        public bool IsSecondaryResult;
+        public ItemInstance Item;
+        public bool BonusRoll;
+        public int LootSpec;
+        public Gender Gender = Gender.None;
+        public uint CurrencyID;
+
+        public DisplayToast() : base(ServerOpcodes.DisplayToast, ConnectionType.Instance) { }
+
+        public override void Write()
+        {
+            _worldPacket.WriteUInt64(Quantity);
+            _worldPacket.WriteUInt8((byte)DisplayToastMethod);
+            _worldPacket.WriteUInt32(QuestID);
+
+            _worldPacket.WriteBit(Mailed);
+            _worldPacket.WriteBits((byte)Type, 2);
+            _worldPacket.WriteBit(IsSecondaryResult);
+
+            switch (Type)
+            {
+                case DisplayToastType.NewItem:
+                    _worldPacket.WriteBit(BonusRoll);
+                    Item.Write(_worldPacket);
+                    _worldPacket.WriteInt32(LootSpec);
+                    _worldPacket.WriteInt32((int)Gender);
+                    break;
+                case DisplayToastType.NewCurrency:
+                    _worldPacket.WriteUInt32(CurrencyID);
+                    break;
+                default:
+                    break;
+            }
+
+            _worldPacket.FlushBits();
+        }
+    }
     
     class DisplayGameError : ServerPacket
     {