// WL-814k 진단 ④ — 루트 모션이 어느 트랜스폼에 실리는지 실측
//   run: unity command run_script --file AgentScripts/WL814k_Diag4.cs --entry WL814k_Diag4.Run

using System;
using System.IO;
using System.Text;
using UnityEditor;
using UnityEditor.SceneManagement;
using UnityEngine;

public static class WL814k_Diag4
{
    const string kTxt = "AgentScripts/WL814k_DIAG4.txt";
    static StringBuilder s_sb;
    static void L(string s) { s_sb.AppendLine(s); Debug.Log("[WL814k] " + s); }

    public static void Run()
    {
        s_sb = new StringBuilder();
        L("WL-814k 진단 ④ · " + DateTime.Now.ToString("HH:mm:ss"));
        Test("Assets/Res_Addr/PC/Ai01.prefab", new[] { "Run", "death_F3441" });
        Test("Assets/Res_Addr/Mobs/Mob/Batty_A.prefab", new[] { "Move", "Die" });
        File.WriteAllText(kTxt, s_sb.ToString(), new UTF8Encoding(false));
        Debug.Log("[WL814k] → " + kTxt);
    }

    static void Test(string prefabPath, string[] clipNames)
    {
        GameObject pivot = null, inst = null;
        bool am = false;
        try
        {
            EditorSceneManager.NewScene(NewSceneSetup.EmptyScene, NewSceneMode.Single);
            var src = AssetDatabase.LoadAssetAtPath<GameObject>(prefabPath);
            pivot = new GameObject("Pivot");
            inst = (GameObject)PrefabUtility.InstantiatePrefab(src);
            PrefabUtility.UnpackPrefabInstance(inst, PrefabUnpackMode.Completely, InteractionMode.AutomatedAction);
            inst.transform.SetParent(pivot.transform, false);
            inst.transform.localPosition = Vector3.zero; inst.transform.localRotation = Quaternion.identity;
            var anim = inst.GetComponent<Animator>();
            var rac = anim.runtimeAnimatorController;

            L("");
            L("== " + prefabPath + " ==");
            var kids = new StringBuilder();
            for (int i = 0; i < inst.transform.childCount; i++) kids.Append(inst.transform.GetChild(i).name + " ");
            L("  직속 자식: " + kids);

            AnimationMode.StartAnimationMode(); am = true;
            foreach (var name in clipNames)
            {
                AnimationClip clip = null;
                foreach (var c in rac.animationClips) if (c.name == name) { clip = c; break; }
                if (clip == null) continue;
                var binds = AnimationUtility.GetCurveBindings(clip);
                var paths = new System.Collections.Generic.HashSet<string>();
                foreach (var b in binds) if (b.propertyName.StartsWith("m_LocalPosition")) paths.Add(b.path == "" ? "<root>" : b.path);
                L("  클립 " + name + " · 위치 커브가 걸린 경로 " + paths.Count + "개: " + string.Join(", ", new System.Collections.Generic.List<string>(paths).ToArray()));

                for (int f = 0; f < 4; f++)
                {
                    float t = clip.length * f / 4f;
                    AnimationMode.BeginSampling();
                    AnimationMode.SampleAnimationClip(inst, clip, t);
                    AnimationMode.EndSampling();
                    var sb = new StringBuilder();
                    sb.Append(string.Format("    f{0} rootLocal {1}", f, inst.transform.localPosition.ToString("F3")));
                    for (int i = 0; i < inst.transform.childCount; i++)
                    {
                        var ch = inst.transform.GetChild(i);
                        sb.Append(" | " + ch.name + " " + ch.localPosition.ToString("F3"));
                    }
                    L(sb.ToString());
                }
            }
            AnimationMode.StopAnimationMode(); am = false;
        }
        catch (Exception ex) { L("EXCEPTION " + ex); }
        finally
        {
            if (am && AnimationMode.InAnimationMode()) AnimationMode.StopAnimationMode();
            if (pivot != null) UnityEngine.Object.DestroyImmediate(pivot);
            EditorSceneManager.NewScene(NewSceneSetup.EmptyScene, NewSceneMode.Single);
        }
    }
}