feat(integrations): add HonorificTitleData DTO and ParseTitleJson

HellionChat/Integrations/HonorificService.cs

@@ -0,0 +1,31 @@
+using Newtonsoft.Json;
+
+namespace HellionChat.Integrations;
+
+internal sealed class HonorificService
+{
+    // We pull Newtonsoft.Json into this single file for IPC compatibility:
+    // Honorific serialises with Newtonsoft (see Honorific-master/IpcProvider.cs:9
+    // and CustomTitle.cs:12). Using the same library guarantees identical
+    // handling of System.Numerics.Vector3? and the enum fields we ignore.
+    // Newtonsoft is a transitive dependency via Dalamud, so no new NuGet
+    // entry is needed. The rest of HellionChat keeps using System.Text.Json.
+
+    // Returns null when the JSON is empty (Honorific signals "no custom title"
+    // with string.Empty — see IpcProvider.cs:100), or when deserialisation
+    // throws (defensive: a malformed payload shouldn't crash the chat header).
+    internal static HonorificTitleData? ParseTitleJson(string json)
+    {
+        if (string.IsNullOrEmpty(json))
+            return null;
+
+        try
+        {
+            return JsonConvert.DeserializeObject<HonorificTitleData>(json);
+        }
+        catch (JsonException)
+        {
+            return null;
+        }
+    }
+}

HellionChat/Integrations/HonorificTitleData.cs

@@ -0,0 +1,17 @@
+using System.Numerics;
+
+namespace HellionChat.Integrations;
+
+// Local DTO mirroring Honorific's TitleData shape. We replicate the structure
+// instead of referencing Honorific.dll because a hard build-time dependency
+// would couple the two assemblies and break HellionChat at load time when
+// Honorific is missing. Glow, Color3, GradientColourSet and GradientAnimationStyle
+// are intentionally omitted — Cycle 1 renders text in the primary Color only;
+// the "Honorific Full Fidelity" backlog item adds them later as a pure
+// extension that won't break this DTO's existing consumers.
+internal sealed record HonorificTitleData(
+    string? Title,
+    bool IsPrefix,
+    bool IsOriginal,
+    Vector3? Color
+);