- add: Changeling antagonist (#2)

* Changeling WIP

* UI

* Pointers fix

* Moved out abilities

* Regenerate ability

* Fixed Regenerate ability
Prevent ghosting while regenerating

* Cleanup

* Base lesser form

* Finished Lesser Form && Transform

* Transform Sting

* Blind Sting

* Mute Sting
Added OnExamine on absorbed human

* Hallucination Sting
Changeling Absorb and transfer absorbed entities to absorber

* Cryogenic Sting

* Adrenaline Sacs

* Transform now uses Polymorph

* Armblade, Shield, Armor

* Tentacle Arm ability
Tentacle Gun system

* WIP with bugs

* WiP bugs

* fix implant transfer

* Fixed bugs with shop transfer and actions transfer

* Just in case

* Vi sitter i ventrilo och spelar DotA

* Fixes and proper LesserForm tracking

* !!!!!

* Fixed empty buttons

* WIP Gamerule
Ready - shop

* nerf stun time cause its sucks

* cleaning

* just in case

* Absorb DNA Objective.

* Partial objectives with bugs

* fix

* fix pointer

* Changeling objectives

* Changeling objectives №2

* Admin verb, game rule

* Fixed empty list check
Icons for objectives

* Changeling chat, changeling names etc.

* fix some merge errors

* - fix: Fixed all bugs with changeling

---------

Co-authored-by: Y-Parvus <yevhen.parvus@gmail.com>
Co-authored-by: Y-Parvus <61109031+Y-Parvus@users.noreply.github.com>
Co-authored-by: HitPanda <104197232+EnefFlow@users.noreply.github.com>
Co-authored-by: EnefFlow <regeto90@mail.ru>

Content.Server/Chat/Systems/ChatSystem.cs

@@ -14,6 +14,7 @@ using Content.Server._White.PandaSocket.Main;
 using Content.Shared.ActionBlocker;
 using Content.Shared.Administration;
 using Content.Shared.CCVar;
+using Content.Shared.Changeling;
 using Content.Shared.Chat;
 using Content.Shared.Database;
 using Content.Shared.Decals;
@@ -357,6 +358,9 @@ public sealed partial class ChatSystem : SharedChatSystem
             case InGameOOCChatType.Looc:
                 SendLOOC(source, player, message, hideChat);
                 break;
+            case InGameOOCChatType.Changeling:
+                SendChangelingChat(source, player, message, hideChat);
+                break;
             case InGameOOCChatType.Cult:
                 SendCultChat(source, player, message, hideChat);
                 break;
@@ -767,6 +771,37 @@ public sealed partial class ChatSystem : SharedChatSystem
         _adminLogger.Add(LogType.Chat, LogImpact.Low, $"LOOC from {player:Player}: {message}");
     }
 
+
+    private void SendChangelingChat(EntityUid source, ICommonSession player, string message, bool hideChat)
+    {
+        if (!TryComp<ChangelingComponent>(source, out var changeling))
+            return;
+
+        var clients = GetChangelingChatClients();
+
+        var playerName = changeling.HiveName;
+
+        message = $"{char.ToUpper(message[0])}{message[1..]}";
+
+        var wrappedMessage = Loc.GetString("chat-manager-send-changeling-chat-wrap-message",
+            ("player", playerName),
+            ("message", FormattedMessage.EscapeText(message)));
+
+        _adminLogger.Add(LogType.Chat, LogImpact.Low, $"Changeling chat from {player:Player}-({playerName}): {message}");
+
+        _chatManager.ChatMessageToMany(ChatChannel.Changeling, message, wrappedMessage, source,
+            hideChat, false, clients.ToList());
+    }
+
+    private IEnumerable<INetChannel> GetChangelingChatClients()
+    {
+        return Filter.Empty()
+            .AddWhereAttachedEntity(HasComp<GhostComponent>)
+            .AddWhereAttachedEntity(HasComp<ChangelingComponent>)
+            .Recipients
+            .Select(p => p.Channel);
+    }
+
     // WD EDIT
     private void SendCultChat(EntityUid source, ICommonSession player, string message, bool hideChat)
     {
@@ -1243,6 +1278,7 @@ public enum InGameOOCChatType : byte
 {
     Looc,
     Dead,
+    Changeling,
     Cult
 }