// ===================== FSMDebugger Window (unchanged API, auto-binding now) =====================

using AlicizaX.Fsm;
using UnityEditor;
using UnityEngine;

internal class FsmDebuggerWindow : EditorWindow
{
    [MenuItem("Window/HighPerfFSM Debugger")]
    public static void ShowWindow()
    {
        var win = GetWindow<FsmDebuggerWindow>("FSM Debugger");
        win.Show();
    }

    private Vector2 _scroll;
    private bool _autoRefresh = true;

    private void OnEnable()
    {
        FSMDebugger.SetEnabled(true);
        EditorApplication.update += RepaintIfNeeded;
    }

    private void OnDisable()
    {
        EditorApplication.update -= RepaintIfNeeded;
    }

    private void RepaintIfNeeded()
    {
        if (_autoRefresh) Repaint();
    }

    private void OnGUI()
    {
        using (new EditorGUILayout.HorizontalScope(EditorStyles.toolbar))
        {
            GUILayout.Label("HighPerfFSM Debugger", EditorStyles.boldLabel);
            GUILayout.FlexibleSpace();
            _autoRefresh = GUILayout.Toggle(_autoRefresh, "Auto Refresh", EditorStyles.toolbarButton);
        }

        _scroll = EditorGUILayout.BeginScrollView(_scroll);

        foreach (var kv in FSMDebugger.Entries)
        {
            var entry = kv.Value;
            EditorGUILayout.BeginVertical("box");

            using (new EditorGUILayout.HorizontalScope())
            {
                GUILayout.Label($"ID: {entry.Id}", GUILayout.Width(90));
                GUILayout.Label(entry.Name, EditorStyles.boldLabel);
                GUILayout.FlexibleSpace();
            }

            var stateName = (entry.StateNameGetter != null)
                ? entry.StateNameGetter(entry.StateIndex) ?? entry.StateIndex.ToString()
                : entry.StateIndex.ToString();

            EditorGUILayout.LabelField("State", stateName);
            EditorGUILayout.LabelField("TimeInState", entry.TimeInState.ToString("F3"));

            if (entry.BlackboardGetter != null && entry.Fields != null)
            {
                object bbObj = null;
                try
                {
                    bbObj = entry.BlackboardGetter();
                }
                catch
                {
                }

                if (bbObj != null)
                {
                    EditorGUILayout.LabelField("Blackboard");
                    EditorGUI.indentLevel++;
                    for (int i = 0; i < entry.Fields.Length; i++)
                    {
                        var f = entry.Fields[i];
                        object val = null;
                        try
                        {
                            val = f.GetValue(bbObj);
                        }
                        catch
                        {
                        }

                        EditorGUILayout.LabelField(f.Name, val != null ? val.ToString() : "null");
                    }

                    EditorGUI.indentLevel--;
                }
                else
                {
                    EditorGUILayout.HelpBox("Blackboard getter returned null.", MessageType.Info);
                }
            }

            if (entry.Owner != null && entry.Owner.TryGetTarget(out var owner) && owner != null)
            {
                EditorGUILayout.ObjectField("Owner", owner, typeof(UnityEngine.Object), true);
            }

            EditorGUILayout.EndVertical();
            GUILayout.Space(4);
        }

        EditorGUILayout.EndScrollView();

        if (GUILayout.Button("Clear All (Unregister)"))
        {
            var ids = new System.Collections.Generic.List<int>();
            foreach (var kv in FSMDebugger.Entries) ids.Add(kv.Key);
            foreach (var id in ids) FSMDebugger.Unregister(id);
        }
    }
}