fix: censor abbreviated player names in screenshot mode

Best effort.

ChatTwo/GameFunctions/Chat.cs

@@ -3,6 +3,7 @@ using ChatTwo.Code;
 using ChatTwo.GameFunctions.Types;
 using ChatTwo.Resources;
 using ChatTwo.Util;
+using Dalamud.Game.Config;
 using Dalamud.Game.Text.SeStringHandling;
 using Dalamud.Hooking;
 using Dalamud.Memory;
@@ -57,6 +58,17 @@ internal sealed unsafe class Chat : IDisposable
     internal bool UsesTellTempChannel { get; set; }
     internal InputChannel? PreviousChannel { get; private set; }
 
+    private enum PlayerNameDisplayType : uint
+    {
+        FullName = 0,
+        SurnameAbbreviated = 1,
+        ForenameAbbreviated = 2,
+        Initials = 3
+    }
+
+    private long LastPlayerNameDisplayTypeRefresh;
+    private PlayerNameDisplayType CurrentPlayerNameDisplayType = PlayerNameDisplayType.FullName;
+
     internal Chat(Plugin plugin)
     {
         Plugin = plugin;
@@ -444,4 +456,38 @@ internal sealed unsafe class Chat : IDisposable
 
         return wasValid;
     }
+
+    private PlayerNameDisplayType GetNameDisplayType()
+    {
+        var ok = Plugin.GameConfig.TryGet(UiConfigOption.LogNameType, out uint type);
+        if (!ok || !Enum.IsDefined(typeof(PlayerNameDisplayType), type))
+            return PlayerNameDisplayType.FullName;
+        return (PlayerNameDisplayType) type;
+    }
+
+    internal string AbbreviatePlayerName(string playerName)
+    {
+        if (LastPlayerNameDisplayTypeRefresh + 5 * 1000 < Environment.TickCount64)
+        {
+            LastPlayerNameDisplayTypeRefresh = Environment.TickCount64;
+            CurrentPlayerNameDisplayType = GetNameDisplayType();
+        }
+
+        if (CurrentPlayerNameDisplayType == PlayerNameDisplayType.FullName)
+            return playerName;
+
+        var split = playerName.Split(' ');
+        if (split.Length != 2)
+            return playerName;
+        return CurrentPlayerNameDisplayType switch
+        {
+            PlayerNameDisplayType.SurnameAbbreviated =>
+                $"{split.First()} {split.Last().FirstOrDefault('A')}.",
+            PlayerNameDisplayType.ForenameAbbreviated =>
+                $"{split.First().FirstOrDefault('A')}. {split.Last()}",
+            PlayerNameDisplayType.Initials =>
+                $"{split.First().FirstOrDefault('A')}. {split.Last().FirstOrDefault('A')}.",
+            _ => playerName
+        };
+    }
 }