// WL771_Look.cs — PD 지시 #771 룩 보정 (PM 결정 ①·②)
//   포스트 벤더 톤화 : unity command run_script --file AgentScripts/WL771_Look.cs --entry WL771_Look.PostVendor --args '["Assets/WL/Settings/WL_Nature_Post.asset"]'
//   안개 end 변경    : ... --entry WL771_Look.Fog --args '["Assets/Res_Addr/Map/WL_Nature.prefab", 400.0]'
//   현재값 덤프      : ... --entry WL771_Look.Dump --args '["Assets/WL/Settings/WL_Nature_Post.asset","Assets/Res_Addr/Map/WL_Nature.prefab"]'
using System;
using System.Linq;
using System.Text;
using UnityEngine;
using UnityEngine.Rendering;
#if UNITY_EDITOR
using UnityEditor;
#endif

public static class WL771_Look
{
#if UNITY_EDITOR
    static string Fmt(VolumeParameter p) { return p == null ? "(null)" : p.GetType().GetProperty("value").GetValue(p) + (p.overrideState ? "" : " (no-override)"); }

    public static object Dump(string profilePath, string prefabPath)
    {
        var sb = new StringBuilder();
        var prof = AssetDatabase.LoadAssetAtPath<VolumeProfile>(profilePath);
        sb.AppendLine("# " + profilePath);
        if (prof == null) sb.AppendLine("  LOAD FAIL");
        else foreach (var c in prof.components)
        {
            sb.AppendLine("  [" + c.GetType().Name + "] active=" + c.active);
            foreach (var f in c.GetType().GetFields(System.Reflection.BindingFlags.Public | System.Reflection.BindingFlags.Instance))
                if (typeof(VolumeParameter).IsAssignableFrom(f.FieldType))
                    sb.AppendLine("      " + f.Name + " = " + Fmt(f.GetValue(c) as VolumeParameter));
        }
        var root = PrefabUtility.LoadPrefabContents(prefabPath);
        try
        {
            var md = root.GetComponentInChildren(System.Type.GetType("MapData, Assembly-CSharp"), true);
            if (md == null) sb.AppendLine("# MapData 없음");
            else
            {
                sb.AppendLine("# MapData (" + prefabPath + ")");
                foreach (var f in md.GetType().GetFields(System.Reflection.BindingFlags.Public | System.Reflection.BindingFlags.Instance))
                    if (f.Name.ToLower().Contains("fog") || f.Name.ToLower().Contains("ambient") || f.Name.ToLower().Contains("sky"))
                        sb.AppendLine("      " + f.Name + " = " + f.GetValue(md));
            }
        }
        finally { PrefabUtility.UnloadPrefabContents(root); }
        return sb.ToString();
    }

    // PM 결정 ① — 벤더(LMHPOLY Demo_01) 톤으로 복귀
    public static object PostVendor(string profilePath)
    {
        var prof = AssetDatabase.LoadAssetAtPath<VolumeProfile>(profilePath);
        if (prof == null) return "profile load fail: " + profilePath;
        var sb = new StringBuilder();
        foreach (var c in prof.components)
        {
            var n = c.GetType().Name;
            if (n == "ColorAdjustments")
            {
                Set(c, "postExposure", 0f, sb); Set(c, "contrast", 0f, sb);
            }
            else if (n == "Tonemapping")
            {
                var f = c.GetType().GetField("mode");
                if (f != null) { var p = f.GetValue(c) as VolumeParameter; var pi = p.GetType().GetProperty("value"); sb.AppendLine("  Tonemapping.mode " + pi.GetValue(p) + " -> None"); pi.SetValue(p, 0); p.overrideState = true; }
            }
            else if (n == "WhiteBalance")
            {
                Set(c, "temperature", 0f, sb); Set(c, "tint", 0f, sb);
            }
            else if (n == "Bloom")
            {
                Set(c, "threshold", 0.5f, sb); Set(c, "intensity", 0.5f, sb);
            }
        }
        EditorUtility.SetDirty(prof);
        AssetDatabase.SaveAssets();
        return sb.ToString();
    }

    static void Set(VolumeComponent c, string field, float v, StringBuilder sb)
    {
        var f = c.GetType().GetField(field);
        if (f == null) { sb.AppendLine("  " + c.GetType().Name + "." + field + " = FIELD NOT FOUND"); return; }
        var p = f.GetValue(c) as VolumeParameter;
        if (p == null) { sb.AppendLine("  " + c.GetType().Name + "." + field + " = NOT A PARAM"); return; }
        var pi = p.GetType().GetProperty("value");
        sb.AppendLine("  " + c.GetType().Name + "." + field + " " + pi.GetValue(p) + " -> " + v);
        pi.SetValue(p, v);
        p.overrideState = true;
    }

    // PM 결정 ② — 안개 end
    public static object Fog(string prefabPath, float fogEnd)
    {
        var sb = new StringBuilder();
        var root = PrefabUtility.LoadPrefabContents(prefabPath);
        try
        {
            var md = root.GetComponentInChildren(System.Type.GetType("MapData, Assembly-CSharp"), true);
            if (md == null) { return "MapData 없음: " + prefabPath; }
            var f = md.GetType().GetFields(System.Reflection.BindingFlags.Public | System.Reflection.BindingFlags.Instance)
                      .FirstOrDefault(x => x.Name.ToLower().Contains("fogend"));
            if (f == null) return "fogEnd 필드 없음";
            sb.AppendLine("  " + f.Name + " " + f.GetValue(md) + " -> " + fogEnd);
            f.SetValue(md, fogEnd);
            PrefabUtility.SaveAsPrefabAsset(root, prefabPath);
        }
        finally { PrefabUtility.UnloadPrefabContents(root); }
        AssetDatabase.SaveAssets();
        return sb.ToString();
    }
#endif
}