// WL791_Probe.cs — #791 접지 발 슬라이딩 실측 (Play 전용 · 읽기 전용)
//   unity command run_script --file AgentScripts/WL791_Probe.cs --entry WL791_Probe.Watch --args '[9.0]'
//   unity command run_script --file AgentScripts/WL791_Probe.cs --entry WL791_Probe.Report
// 매 프레임 PC 의 좌/우 발(Humanoid LeftFoot/RightFoot) 월드 좌표와 접지 여부(발 높이 ≤ 지면+6 cm)를 기록.
// 접지가 연속되는 구간(플랜트)마다 발의 XZ 이동량 = "슬라이딩". 공격 클립별 최대/합계 슬라이딩(cm)과 액터 전진량을 낸다.
using System.Collections;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using UnityEngine;

public static class WL791_Probe
{
    const string Out = "Screenshots_WL/combat6/p_wl791.txt";

    class Host : MonoBehaviour
    {
        class Plant { public string clip; public string foot; public Vector3 start; public float slide; public int frames; }
        public IEnumerator Co(float seconds)
        {
            var sb = new StringBuilder();
            var me = Object.FindObjectsByType<MyActor>(FindObjectsInactive.Exclude, FindObjectsSortMode.None).FirstOrDefault() as PCActor;
            if (me == null) { Done(sb.AppendLine("PCActor none")); yield break; }
            var anim = me.m_animation;
            var lf = anim.GetBoneTransform(HumanBodyBones.LeftFoot); var rf = anim.GetBoneTransform(HumanBodyBones.RightFoot);
            if (lf == null || rf == null) { Done(sb.AppendLine("foot bones null")); yield break; }
            var cfg = WL.Combat.WLCombatMotionSettings.Instance;
            sb.AppendLine("mode=" + (cfg != null ? cfg.attackMoveMode.ToString() : "?") + " scale=" + (cfg != null ? cfg.frameTableScale.ToString("F2") : "?"));
            var plants = new List<Plant>(); Plant curL = null, curR = null;
            var clipStart = new Dictionary<string, Vector3>(); var clipMove = new Dictionary<string, float>(); string lastClip = ""; Vector3 lastClipStart = me.transform.position;
            float t0 = Time.time;
            while (Time.time - t0 < seconds)
            {
                string clip = "(none)"; var ci = anim.GetCurrentAnimatorClipInfo(0); if (ci.Length > 0) clip = ci[0].clip.name;
                if (clip != lastClip)
                {
                    if (lastClip != "") { float mv = Vector3.Distance(new Vector3(me.transform.position.x, 0, me.transform.position.z), new Vector3(lastClipStart.x, 0, lastClipStart.z)); clipMove[lastClip + "#" + clipMove.Count] = mv; }
                    lastClip = clip; lastClipStart = me.transform.position;
                }
                float groundY = me.transform.position.y;
                Track(ref curL, "L", lf.position, groundY, clip, plants);
                Track(ref curR, "R", rf.position, groundY, clip, plants);
                yield return null;
            }
            if (curL != null) plants.Add(curL); if (curR != null) plants.Add(curR);
            sb.AppendLine("== 접지 플랜트별 슬라이딩 (cm · 프레임≥3 만) ==");
            foreach (var g in plants.Where(p => p.frames >= 3).GroupBy(p => p.clip.Replace("_10501", "").Replace("_10101", "")))
                sb.AppendLine(string.Format("  {0,-14} plants={1,2}  maxSlide={2,5:F1}  avgSlide={3,5:F1}", g.Key, g.Count(), g.Max(p => p.slide) * 100f, g.Average(p => p.slide) * 100f));
            sb.AppendLine("== 클립별 액터 XZ 이동 (m) ==");
            foreach (var kv in clipMove) sb.AppendLine("  " + kv.Key + " " + kv.Value.ToString("F2"));
            sb.AppendLine("AttackRootMotion apply=" + WL.Combat.AttackRootMotion.ApplyCount + " accum=" + WL.Combat.AttackRootMotion.SwingAccum.ToString("F2") + " m");
            Done(sb);
        }
        static void Track(ref Plant cur, string foot, Vector3 pos, float groundY, string clip, List<Plant> plants)
        {
            bool grounded = pos.y - groundY <= 0.18f;   // 발 본 높이는 루트 기준 최저 0.12 m(실측) → +6 cm
            if (grounded)
            {
                if (cur == null) cur = new Plant { clip = clip, foot = foot, start = pos, slide = 0f, frames = 0 };
                cur.frames++;
                var d = pos - cur.start; d.y = 0f; cur.slide = Mathf.Max(cur.slide, d.magnitude);
            }
            else if (cur != null) { plants.Add(cur); cur = null; }
        }
        void Done(StringBuilder sb) { System.IO.Directory.CreateDirectory(System.IO.Path.GetDirectoryName(Out)); System.IO.File.WriteAllText(Out, sb.ToString()); Destroy(gameObject); }
    }

    public static object Watch(float seconds)
    {
        if (!Application.isPlaying) return "not playing";
        if (GameObject.Find("__wl791") != null) return "already running";
        var h = new GameObject("__wl791").AddComponent<Host>(); h.StartCoroutine(h.Co(seconds));
        return "started " + seconds + "s";
    }
    public static object Report() { return System.IO.File.Exists(Out) ? System.IO.File.ReadAllText(Out) : "(none)"; }
}