init mod

src/DialogModInitializer.cs

@@ -0,0 +1,63 @@
+using Cthangover.Core.Bootstrap;
+using Cthangover.Core.Events;
+using Cthangover.Core.Mods;
+using Cthangover.Core.Scenarios;
+using Cthangover.Core.UI;
+using Cthangover.Core.Utils;
+using Cthangover.Mods.Dialog.Scenarios;
+using Godot;
+
+namespace Cthangover.Mods.Dialog
+{
+    /// <summary>
+    /// Engine-mod initializer for the dialog subsystem. On resources-ready it
+    /// publishes the scenario event factory used by the core SceneManager and
+    /// parks the <c>/root/DialogRunner</c> node implementing the core
+    /// <c>IInteractiveDialogRunner</c> contract. All operations are idempotent:
+    /// <c>ModManager.Reload()</c> re-runs <c>OnModResourcesReady</c>, so node
+    /// creation must tolerate repeat invocations. Scenario command strategies
+    /// of every mod reach their factory through
+    /// <see cref="ScenarioCommandStrategyConsumer"/>, not through this initializer.
+    /// </summary>
+    public class DialogModInitializer : IModInitializer
+    {
+        private static bool initialized;
+
+        /// <summary>No per-mod setup is required; registration happens on resources-ready.</summary>
+        public void OnModLoaded(string modId) { }
+
+        /// <summary>
+        /// Publishes the scenario event factory and queues the dialog runner
+        /// node. Safe to call again after a mod reload.
+        /// </summary>
+        public void OnModResourcesReady()
+        {
+            if (initialized)
+                return;
+            initialized = true;
+
+            // Scenario-backed events (scene definitions and test-play) are built
+            // by the core SceneManager through this factory.
+            AppServices.Current.SceneEvents.ScenarioEventFactory = new ScenarioEventFactory();
+
+            EnsureDialogRunner();
+        }
+
+        private static void EnsureDialogRunner()
+        {
+            var root = ModEventBus.Instance?.GetTree()?.Root;
+            if (root == null)
+            {
+                GameLogger.Log("DIALOG", "DialogModInitializer: tree root not available, skipping runner setup", LogLevel.Error);
+                return;
+            }
+
+            if (root.GetNodeOrNull("DialogRunner") != null)
+                return;
+
+            // Deferred: OnModResourcesReady fires while the root is still
+            // setting up autoload children, so a direct AddChild is rejected.
+            root.CallDeferred("add_child", new DialogScriptRunner { Name = "DialogRunner" });
+        }
+    }
+}