// WL796_Probe.cs — PD 지시 #796 (하단 채팅창 숨김 + 하단 메뉴 가득 채우기) 사전 실측 · 읽기 전용
//   unity command run_script --file AgentScripts/WL796_Probe.cs --entry WL796_Probe.DumpPrefab
//   unity command run_script --file AgentScripts/WL796_Probe.cs --entry WL796_Probe.DumpNode --args '["WL_HUD"]'
//   unity command run_script --file AgentScripts/WL796_Probe.cs --entry WL796_Probe.RuntimeRects   (Play 중)
// 프리팹을 저장하지 않는다(AssetDatabase.LoadAssetAtPath 로 읽기만).
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using UnityEditor;
using UnityEngine;
using UnityEngine.UI;

public static class WL796_Probe
{
    const string PrefabPath = "Assets/Res_Addr/MainUI/NewGameUI.prefab";

    static GameObject Root()
    {
        return AssetDatabase.LoadAssetAtPath<GameObject>(PrefabPath);
    }

    static string Path(Transform t, Transform root)
    {
        var parts = new List<string>();
        while (t != null && t != root) { parts.Add(t.name); t = t.parent; }
        parts.Reverse();
        return string.Join("/", parts);
    }

    static string RtLine(RectTransform rt)
    {
        if (rt == null) return "(no RectTransform)";
        return string.Format(
            "aMin{0} aMax{1} piv{2} anchoredPos{3} sizeDelta{4} scale{5}",
            rt.anchorMin.ToString("F2"), rt.anchorMax.ToString("F2"), rt.pivot.ToString("F2"),
            rt.anchoredPosition.ToString("F1"), rt.sizeDelta.ToString("F1"), rt.localScale.ToString("F3"));
    }

    static string Comps(GameObject go)
    {
        var names = go.GetComponents<Component>()
            .Where(c => c != null)
            .Select(c => c.GetType().Name)
            .Where(n => n != "RectTransform" && n != "Transform");
        return string.Join(",", names.ToArray());
    }

    static void Walk(Transform t, Transform root, StringBuilder sb, int depth, int maxDepth)
    {
        string pad = new string(' ', depth * 2);
        var rt = t as RectTransform;
        sb.Append(pad).Append(t.name)
          .Append(t.gameObject.activeSelf ? "" : " [OFF]")
          .Append("  ").Append(RtLine(rt));
        string c = Comps(t.gameObject);
        if (c.Length > 0) sb.Append("  {").Append(c).Append("}");
        var btn = t.GetComponent<Button>();
        if (btn != null)
        {
            int n = btn.onClick.GetPersistentEventCount();
            var ev = new List<string>();
            for (int i = 0; i < n; i++)
            {
                var tgt = btn.onClick.GetPersistentTarget(i);
                ev.Add((tgt != null ? tgt.GetType().Name : "null") + "." + btn.onClick.GetPersistentMethodName(i));
            }
            sb.Append("  onClick[").Append(string.Join(" | ", ev.ToArray())).Append("]");
        }
        var txt = t.GetComponent<UnityEngine.UI.Text>();
        if (txt != null) sb.Append("  text=\"").Append(txt.text).Append("\"");
        var tmp = t.GetComponent<TMPro.TMP_Text>();
        if (tmp != null) sb.Append("  tmp=\"").Append(tmp.text).Append("\"");
        sb.AppendLine();
        if (depth >= maxDepth) { if (t.childCount > 0) sb.Append(pad).Append("  ...(").Append(t.childCount).AppendLine(" children)"); return; }
        for (int i = 0; i < t.childCount; i++) Walk(t.GetChild(i), root, sb, depth + 1, maxDepth);
    }

    static Transform FindDeep(Transform root, string name)
    {
        if (root.name == name) return root;
        for (int i = 0; i < root.childCount; i++)
        {
            var r = FindDeep(root.GetChild(i), name);
            if (r != null) return r;
        }
        return null;
    }

    static List<Transform> FindAllDeep(Transform root, string name, List<Transform> acc)
    {
        if (root.name == name) acc.Add(root);
        for (int i = 0; i < root.childCount; i++) FindAllDeep(root.GetChild(i), name, acc);
        return acc;
    }

    /// <summary>프리팹 최상위 자식 목록 + 캔버스/스케일러 설정.</summary>
    public static object DumpPrefab()
    {
        var go = Root();
        if (go == null) return "prefab not found: " + PrefabPath;
        var sb = new StringBuilder();
        var canvas = go.GetComponent<Canvas>();
        var scaler = go.GetComponent<CanvasScaler>();
        sb.AppendLine("root=" + go.name + " comps={" + Comps(go) + "}");
        if (canvas != null) sb.AppendLine("Canvas renderMode=" + canvas.renderMode + " sortOrder=" + canvas.sortingOrder);
        if (scaler != null) sb.AppendLine("CanvasScaler mode=" + scaler.uiScaleMode + " ref=" + scaler.referenceResolution +
                                          " match=" + scaler.matchWidthOrHeight + " screenMatch=" + scaler.screenMatchMode);
        var rrt = go.transform as RectTransform;
        sb.AppendLine("rootRect " + RtLine(rrt));
        sb.AppendLine("== top-level children (" + go.transform.childCount + ") ==");
        for (int i = 0; i < go.transform.childCount; i++)
        {
            var c = go.transform.GetChild(i);
            sb.AppendLine("  [" + i + "] " + c.name + (c.gameObject.activeSelf ? "" : " [OFF]") + "  " + RtLine(c as RectTransform) + "  children=" + c.childCount);
        }
        // 이름 중복 확인
        foreach (var n in new[] { "Chat", "WL_HUD", "BotMenu", "HUD", "Common", "IngameUIs" })
        {
            var all = FindAllDeep(go.transform, n, new List<Transform>());
            sb.AppendLine("find '" + n + "' count=" + all.Count + " -> " + string.Join(" ; ", all.Select(t => Path(t, go.transform)).ToArray()));
        }
        return sb.ToString();
    }

    /// <summary>하단 메뉴 5버튼의 Image(배경) 스프라이트·색·알파 — 넓히면 늘어나는지 판단용.</summary>
    public static object ButtonImages()
    {
        var go = Root();
        if (go == null) return "prefab not found";
        var menu = FindDeep(go.transform, "HUD_BottomMenu");
        if (menu == null) return "HUD_BottomMenu not found";
        var sb = new StringBuilder();
        for (int i = 0; i < menu.childCount; i++)
        {
            var b = menu.GetChild(i);
            var img = b.GetComponent<Image>();
            sb.Append(b.name).Append(" : ");
            if (img == null) sb.AppendLine("(no Image)");
            else sb.AppendLine("sprite=" + (img.sprite != null ? img.sprite.name : "(null)") +
                               " color=" + img.color + " a=" + img.color.a.ToString("F3") +
                               " type=" + img.type + " raycast=" + img.raycastTarget +
                               " preserveAspect=" + img.preserveAspect);
            // 아이콘도 함께
            var icon = b.Find("Icon");
            if (icon != null)
            {
                var ii = icon.GetComponent<Image>();
                if (ii != null) sb.AppendLine("      Icon sprite=" + (ii.sprite != null ? ii.sprite.name : "(null)") + " a=" + ii.color.a.ToString("F2"));
            }
        }
        return sb.ToString();
    }

    /// <summary>이름으로 찾은 노드의 서브트리를 덤프한다(기본 깊이 4).</summary>
    public static object DumpNode(string name)
    {
        return DumpNodeDepth(name, 4);
    }

    public static object DumpNodeDepth(string name, int maxDepth)
    {
        var go = Root();
        if (go == null) return "prefab not found";
        var all = FindAllDeep(go.transform, name, new List<Transform>());
        if (all.Count == 0) return "not found: " + name;
        var sb = new StringBuilder();
        foreach (var t in all)
        {
            sb.AppendLine("=== " + Path(t, go.transform) + " (parent=" + (t.parent != null ? t.parent.name : "-") + ") ===");
            Walk(t, go.transform, sb, 0, maxDepth);
            sb.AppendLine();
        }
        return sb.ToString();
    }

    /// <summary>경로로 찾은 노드의 서브트리를 덤프한다.</summary>
    public static object DumpPath(string path, int maxDepth)
    {
        var go = Root();
        if (go == null) return "prefab not found";
        var t = go.transform.Find(path);
        if (t == null) return "not found path: " + path;
        var sb = new StringBuilder();
        sb.AppendLine("=== " + path + " ===");
        Walk(t, go.transform, sb, 0, maxDepth);
        return sb.ToString();
    }

    // ── Play 중 실측 ──────────────────────────────────────────────────────────
    static Rect ScreenRect(RectTransform rt, Canvas canvas)
    {
        var corners = new Vector3[4];
        rt.GetWorldCorners(corners);
        var cam = canvas != null && canvas.renderMode != RenderMode.ScreenSpaceOverlay ? canvas.worldCamera : null;
        Vector2 min = new Vector2(float.MaxValue, float.MaxValue), max = new Vector2(float.MinValue, float.MinValue);
        for (int i = 0; i < 4; i++)
        {
            Vector2 p = cam != null ? (Vector2)RectTransformUtility.WorldToScreenPoint(cam, corners[i]) : (Vector2)corners[i];
            min = Vector2.Min(min, p); max = Vector2.Max(max, p);
        }
        return Rect.MinMaxRect(min.x, min.y, max.x, max.y);
    }

    /// <summary>Play 중: 하단 메뉴 버튼들과 Chat 의 화면 픽셀 사각형 · 활성 상태 · 알파.</summary>
    public static object RuntimeRects()
    {
        if (!Application.isPlaying) return "not playing";
        var sb = new StringBuilder();
        sb.AppendLine("screen=" + Screen.width + "x" + Screen.height + " safeArea=" + Screen.safeArea.ToString("F0") + " dpi=" + Screen.dpi);

        // 런타임 인스턴스 이름은 "NewGameUI(Clone)" 이 될 수 있으므로 컴포넌트 타입으로 찾는다.
        var comp = GameObject.FindObjectsByType<NewGameUI>(FindObjectsInactive.Include, FindObjectsSortMode.None).FirstOrDefault();
        GameObject uiRoot = comp != null ? comp.gameObject : GameObject.Find("NewGameUI");
        if (uiRoot == null) return sb.AppendLine("NewGameUI not found").ToString();
        sb.AppendLine("uiRoot=" + uiRoot.name);
        var canvas = uiRoot.GetComponent<Canvas>();
        var scaler = uiRoot.GetComponent<CanvasScaler>();
        if (scaler != null) sb.AppendLine("scaler ref=" + scaler.referenceResolution + " match=" + scaler.matchWidthOrHeight + " scaleFactor=" + (canvas != null ? canvas.scaleFactor : 0f));

        foreach (var nm in new[] { "WL_HUD", "Chat" })
        {
            var t = FindDeep(uiRoot.transform, nm);
            if (t == null) { sb.AppendLine("[" + nm + "] not found"); continue; }
            var cg = t.GetComponent<CanvasGroup>();
            sb.AppendLine("[" + nm + "] activeSelf=" + t.gameObject.activeSelf + " activeInHierarchy=" + t.gameObject.activeInHierarchy +
                          (cg != null ? " CanvasGroup alpha=" + cg.alpha + " blocksRaycasts=" + cg.blocksRaycasts + " interactable=" + cg.interactable : " (no CanvasGroup)") +
                          "  rect=" + (t is RectTransform ? ScreenRect(t as RectTransform, canvas).ToString("F0") : "-"));
            for (int i = 0; i < t.childCount; i++)
            {
                var c = t.GetChild(i);
                var crt = c as RectTransform;
                sb.AppendLine("   - " + c.name + (c.gameObject.activeSelf ? "" : " [OFF]") + " rect=" + (crt != null ? ScreenRect(crt, canvas).ToString("F0") : "-"));
                if (nm == "WL_HUD" && c.name.IndexOf("Menu", StringComparison.OrdinalIgnoreCase) >= 0)
                {
                    for (int j = 0; j < c.childCount; j++)
                    {
                        var b = c.GetChild(j);
                        var brt = b as RectTransform;
                        var r = brt != null ? ScreenRect(brt, canvas) : new Rect();
                        sb.AppendLine("        * " + b.name + " x[" + r.xMin.ToString("F0") + ".." + r.xMax.ToString("F0") + "] y[" +
                                      r.yMin.ToString("F0") + ".." + r.yMax.ToString("F0") + "] w=" + r.width.ToString("F0") + " h=" + r.height.ToString("F0") +
                                      " scale=" + b.localScale.x.ToString("F2") + (b.gameObject.activeSelf ? "" : " [OFF]"));
                    }
                }
            }
        }
        return sb.ToString();
    }
}