// WL-814q 마감 — 전투장 바닥이 「흙」으로 읽히게 ToonTerrain 머티리얼 변형 1개를 우리 폴더에 만든다.
// 🔴 원본 Assets/3DPixelArtEnvironment/Materials/Terrain.mat 은 건드리지 않는다(복사본 생성).
//    되돌리기 = 씬 Terrain 의 materialTemplate 을 원본 Terrain.mat 으로 되돌리면 끝.
public static class WL814q_Polish
{
    const string ScenePath = "Assets/WL/Look/Arena/Scenes/WL_ArenaProto.unity";
    const string SrcMat = "Assets/3DPixelArtEnvironment/Materials/Terrain.mat";
    const string MatDir = "Assets/WL/Look/Arena/Materials";
    const string NewMat = MatDir + "/WL_ArenaTerrain.mat";

    public static string Run()
    {
        var sb = new System.Text.StringBuilder();
        if (!UnityEditor.AssetDatabase.IsValidFolder(MatDir))
            UnityEditor.AssetDatabase.CreateFolder("Assets/WL/Look/Arena", "Materials");
        if (UnityEditor.AssetDatabase.LoadAssetAtPath<UnityEngine.Material>(NewMat) == null)
        {
            if (!UnityEditor.AssetDatabase.CopyAsset(SrcMat, NewMat)) return "CopyAsset FAILED";
            UnityEditor.AssetDatabase.Refresh();
        }
        var m = UnityEditor.AssetDatabase.LoadAssetAtPath<UnityEngine.Material>(NewMat);
        if (m == null) return "NEW MAT NOT FOUND";
        // 데모 원본: _GreenHighlight(0.840,0.830,0.646 카키) → 렌더 결과가 풀과 거의 같은 초록(실측 152,188,119 vs 170,203,126)
        // 전투장 바닥이 흙으로 읽히도록 이 채널만 Trunk.mat 계열 따뜻한 흙색으로 바꾼다. 나머지 값은 원본 그대로.
        m.SetColor("_GreenHighlight", new UnityEngine.Color(0.7924528f, 0.6389284f, 0.5121039f, 0f));
        m.SetColor("_GreenShadow", new UnityEngine.Color(0.3254902f, 0.2352941f, 0.1490196f, 0f));
        UnityEditor.EditorUtility.SetDirty(m);
        UnityEditor.AssetDatabase.SaveAssets();
        sb.AppendLine("MAT " + NewMat + " _GreenHighlight=" + m.GetColor("_GreenHighlight"));

        var scene = UnityEditor.SceneManagement.EditorSceneManager.OpenScene(ScenePath,
            UnityEditor.SceneManagement.OpenSceneMode.Single);
        var t = UnityEngine.Object.FindFirstObjectByType<UnityEngine.Terrain>();
        if (t == null) return sb + "NO TERRAIN";
        t.materialTemplate = m;
        UnityEditor.EditorUtility.SetDirty(t);
        UnityEditor.SceneManagement.EditorSceneManager.MarkSceneDirty(scene);
        UnityEditor.SceneManagement.EditorSceneManager.SaveScene(scene, ScenePath);
        UnityEditor.AssetDatabase.SaveAssets();
        sb.AppendLine("Terrain.materialTemplate = " + t.materialTemplate.name + " (shader " + t.materialTemplate.shader.name + ")");
        return sb.ToString();
    }

    /// <summary>실측 결과 되돌리기 — ToonTerrain 은 터레인 스플랫을 쓰지 않는다(Probe3 실측:
    /// _RedHighlight 만 화면에 나오고 _GreenHighlight 는 어디에도 안 나온다). 흙 채널 변형은 의미가 없으므로
    /// 데모 원본 Terrain.mat 로 되돌리고 만들었던 변형 머티리얼은 지운다 = 데모와 편차 0.</summary>
    public static string Revert()
    {
        var scene = UnityEditor.SceneManagement.EditorSceneManager.OpenScene(ScenePath,
            UnityEditor.SceneManagement.OpenSceneMode.Single);
        var t = UnityEngine.Object.FindFirstObjectByType<UnityEngine.Terrain>();
        if (t == null) return "NO TERRAIN";
        t.materialTemplate = UnityEditor.AssetDatabase.LoadAssetAtPath<UnityEngine.Material>(SrcMat);
        UnityEditor.EditorUtility.SetDirty(t);
        UnityEditor.SceneManagement.EditorSceneManager.MarkSceneDirty(scene);
        UnityEditor.SceneManagement.EditorSceneManager.SaveScene(scene, ScenePath);
        UnityEditor.AssetDatabase.DeleteAsset(NewMat);
        UnityEditor.AssetDatabase.DeleteAsset(MatDir);
        UnityEditor.AssetDatabase.SaveAssets();
        UnityEditor.AssetDatabase.Refresh();
        return "Terrain.materialTemplate = " + t.materialTemplate.name + " (원본) · 변형 머티리얼 삭제";
    }

    /// <summary>캐릭터 실측 — 무기 제외 몸 높이 · 전체 바운즈 · 바인드포즈 기준 높이.</summary>
    public static string MeasurePc()
    {
        UnityEditor.SceneManagement.EditorSceneManager.OpenScene(ScenePath,
            UnityEditor.SceneManagement.OpenSceneMode.Single);
        var pc = UnityEngine.GameObject.Find("PC_LH_M05");
        if (pc == null) return "PC NOT FOUND";
        var all = new UnityEngine.Bounds(); var body = new UnityEngine.Bounds();
        bool fa = true, fb = true;
        foreach (var r in pc.GetComponentsInChildren<UnityEngine.Renderer>(true))
        {
            if (fa) { all = r.bounds; fa = false; } else all.Encapsulate(r.bounds);
            bool weapon = false;
            foreach (var mm in r.sharedMaterials)
                if (mm != null && mm.name.ToLower().Contains("sword")) weapon = true;
            if (weapon) continue;
            if (fb) { body = r.bounds; fb = false; } else body.Encapsulate(r.bounds);
        }
        // 바인드 포즈(원 프리팹) 기준 높이 — 인게임 기준값과 대조용
        var src = UnityEditor.AssetDatabase.LoadAssetAtPath<UnityEngine.GameObject>("Assets/Res_Addr/PC/LH_M05.prefab");
        var tmp = (UnityEngine.GameObject)UnityEditor.PrefabUtility.InstantiatePrefab(src);
        tmp.transform.position = UnityEngine.Vector3.zero;
        tmp.transform.localScale = UnityEngine.Vector3.one * (0.7f * 1.5038f);
        var bp = new UnityEngine.Bounds(); bool fc = true;
        foreach (var r in tmp.GetComponentsInChildren<UnityEngine.Renderer>(true))
        { if (fc) { bp = r.bounds; fc = false; } else bp.Encapsulate(r.bounds); }
        UnityEngine.Object.DestroyImmediate(tmp);
        return string.Format(
            "PC scale={0:F5} · 바인드포즈 바운즈 높이={1:F4} m · 씬(Idle 포즈) 몸(무기 제외)={2:F4} m · 전체(무기 포함)={3:F4} m · 발끝 y={4:F4}",
            0.7f * 1.5038f, bp.size.y, body.size.y, all.size.y, body.min.y);
    }
}