비트 찍기 완료 및 클로드를 통한 api작업

Assets/Script/BeatSageConverter.cs

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+using System;
+using System.Collections.Generic;
+using UnityEngine;
+
+[Serializable]
+public class BeatSageRoot
+{
+    public string _version;
+    public List<BeatSageNote> _notes;
+}
+
+[Serializable]
+public class BeatSageNote
+{
+    public float _time;
+    public int _lineIndex;
+    public int _lineLayer;
+    public int _type;
+    public int _cutDirection;
+}
+
+public static class BeatSageConverter
+{
+    public static List<NoteData> Convert(string rawJson, float bpm)
+    {
+        var result = new List<NoteData>();
+
+        BeatSageRoot sageData = JsonUtility.FromJson<BeatSageRoot>(rawJson);
+        if (sageData?._notes == null)
+        {
+            Debug.LogWarning("[BeatSageConverter] 파싱 실패 또는 노트 없음.");
+            return result;
+        }
+
+        foreach (var note in sageData._notes)
+        {
+            // 일반 노트(0: 빨강, 1: 파랑)만 처리, 폭탄(3) 등 제외
+            if (note._type != 0 && note._type != 1) continue;
+
+            result.Add(new NoteData
+            {
+                time      = (note._time * 60f) / bpm,
+                position  = note._lineIndex,
+                colorType = note._type
+            });
+        }
+
+        Debug.Log($"[BeatSageConverter] 변환 완료: {result.Count}개 노트");
+        return result;
+    }
+
+    public static string ToMapJson(List<NoteData> notes)
+    {
+        var mapData = new MapData { target = notes };
+        return JsonUtility.ToJson(mapData, true);
+    }
+}