292 lines
10 KiB
C#
292 lines
10 KiB
C#
using System.IO;
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using UnityEngine;
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using UnityEngine.UI;
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public class BeatmapManager : MonoBehaviour
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{
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public Beatmap beatmap; // 当前谱面数据
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// 音符生成器引用
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public NoteSpawner noteSpawner;
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// Extra fields from beatmap JSON (stored temporarily)
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[HideInInspector] public string parsedTitle;
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[HideInInspector] public string parsedComposer;
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[HideInInspector] public string parsedIllustrator;
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[HideInInspector] public string parsedCharter;
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[HideInInspector] public string parsedBeatmapId;
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[HideInInspector] public string parsedDifficultyName;
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[HideInInspector] public string parsedCreatedDate;
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[HideInInspector] public string parsedLastSavedTime;
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[HideInInspector] public string parsedMusicFile;
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[HideInInspector] public string parsedBackgroundFile;
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[HideInInspector] public int parsedDuration; // as int per request
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[HideInInspector] public int parsedBpm; // as int per request
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[HideInInspector] public int parsedDifficulty; // duplicate of beatmap.difficulty
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[HideInInspector] public int parsedNoteAmount;
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[HideInInspector] public float globalDelaySeconds = 0f;
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// 从 JSON 文件加载谱面数据
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public void LoadBeatmap(string fileName)
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{
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string path = Application.streamingAssetsPath + "/" + fileName;
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if (File.Exists(path))
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{
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string json = File.ReadAllText(path);
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Debug.Log("谱面 JSON 已读取: " + path);
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ProcessJsonAndLoad(json);
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}
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else
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{
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Debug.LogError("文件不存在：" + path);
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}
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}
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// 新增：从原始 JSON 字符串加载谱面（允许任意磁盘路径先读取后传入）
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public void LoadBeatmapFromJsonString(string json)
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{
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if (string.IsNullOrEmpty(json))
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{
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Debug.LogError("LoadBeatmapFromJsonString: json is null or empty");
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return;
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}
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ProcessJsonAndLoad(json);
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}
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// 新增：解析 JSON 但不启动 NoteSpawner（用于 test mode 的延迟开始）
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public bool ParseJsonOnly(string json)
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{
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if (string.IsNullOrEmpty(json))
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{
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Debug.LogError("ParseJsonOnly: json is empty");
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return false;
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}
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// Parse main beatmap
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Beatmap parsed = null;
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try
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{
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parsed = JsonUtility.FromJson<Beatmap>(json);
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}
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catch (System.Exception ex)
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{
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Debug.LogError($"ParseJsonOnly 解析 Beatmap 失败: {ex}");
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return false;
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}
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if (parsed == null)
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{
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Debug.LogError("ParseJsonOnly: 解析 Beatmap 返回 null");
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return false;
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}
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// Parse extras
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BeatmapExtra extra = null;
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try
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{
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extra = JsonUtility.FromJson<BeatmapExtra>(json);
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}
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catch { extra = null; }
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if (extra != null)
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{
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parsedTitle = extra.title;
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parsedComposer = extra.composer;
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parsedIllustrator = extra.illustrator;
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parsedCharter = extra.charter;
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parsedBeatmapId = extra.beatmapId;
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parsedDifficultyName = extra.difficultyName;
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parsedCreatedDate = extra.createdDate;
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parsedLastSavedTime = extra.lastSavedTime;
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parsedMusicFile = extra.musicFile;
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parsedBackgroundFile = extra.backgroundFile;
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parsedDuration = extra.duration;
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parsedBpm = extra.bpm;
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parsedDifficulty = extra.difficulty;
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parsedNoteAmount = extra.noteAmount;
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globalDelaySeconds = extra.globalDelaySeconds;
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if (!string.IsNullOrEmpty(extra.musicFile)) parsed.musicFile = extra.musicFile;
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if (!string.IsNullOrEmpty(extra.backgroundFile)) parsed.backgroundFile = extra.backgroundFile;
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}
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else
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{
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parsedTitle = parsed.title;
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parsedComposer = parsed.composer;
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parsedIllustrator = parsed.illustrator;
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parsedCharter = parsed.charter;
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parsedBeatmapId = parsed.beatmapId;
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parsedDifficultyName = parsed.difficultyName;
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parsedCreatedDate = parsed.createdDate;
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parsedMusicFile = parsed.musicFile;
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parsedBackgroundFile = parsed.backgroundFile;
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parsedDuration = Mathf.RoundToInt(parsed.duration);
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parsedBpm = Mathf.RoundToInt(parsed.bpm);
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parsedDifficulty = parsed.difficulty;
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}
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// NOTE: Do NOT modify parsed.notes here. globalDelaySeconds will be applied to audio playback instead.
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beatmap = parsed;
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Debug.Log("ParseJsonOnly: parsed beatmap " + beatmap.title);
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return true;
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}
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// 直接传入已经解析的 Beatmap（兼容旧调用）
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public void LoadBeatmap(Beatmap loadedBeatmap)
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{
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beatmap = loadedBeatmap;
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Debug.Log("谱面已加载（来自 Beatmap 对象）：" + (beatmap != null ? beatmap.title : "null"));
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// No globalDelaySeconds available in this path. Call NoteSpawner directly.
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noteSpawner.LoadBeatmap(beatmap);
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}
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// 读取并加载当前谱面到音符生成器（备用）
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public void LoadBeatmapFromFile()
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{
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string path = Application.streamingAssetsPath + "/Emilia_demo.json";
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if (File.Exists(path))
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{
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string json = File.ReadAllText(path);
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ProcessJsonAndLoad(json);
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}
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else
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{
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Debug.LogError("谱面文件未找到！");
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}
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}
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// 在 Start() 方法中初始化
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void Start()
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{
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// 如果处于测试模式，则跳过自动加载谱面
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if (GameConfig.testMode)
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{
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Debug.Log("Test mode active: skipping automatic beatmap load in BeatmapManager.Start");
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}
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else
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{
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// 加载默认谱面
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LoadBeatmap("Emilia_demo.json"); // 加载并实例化音符
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}
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}
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// Helper class used to parse extra fields from JSON that Beatmap doesn't define
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[System.Serializable]
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private class BeatmapExtra
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{
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public string title;
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public string composer;
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public string illustrator;
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public string charter;
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public string beatmapId;
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public int duration; // as int per request
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public int bpm; // as int per request
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public int difficulty;
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public string difficultyName;
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public string createdDate;
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public string lastSavedTime;
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public string musicFile;
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public string backgroundFile;
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public int noteAmount;
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public float globalDelaySeconds;
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}
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// Parse JSON string to Beatmap and extras, then pass to NoteSpawner
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private void ProcessJsonAndLoad(string json)
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{
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if (string.IsNullOrEmpty(json))
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{
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Debug.LogError("ProcessJsonAndLoad: json is empty");
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return;
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}
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// Parse main beatmap
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Beatmap parsed = null;
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try
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{
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parsed = JsonUtility.FromJson<Beatmap>(json);
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}
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catch (System.Exception ex)
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{
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Debug.LogError($"解析 Beatmap 失败: {ex}");
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return;
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}
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if (parsed == null)
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{
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Debug.LogError("解析 Beatmap 返回 null");
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return;
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}
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// Parse extras using BeatmapExtra which contains the requested fields and types
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BeatmapExtra extra = null;
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try
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{
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extra = JsonUtility.FromJson<BeatmapExtra>(json);
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}
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catch { extra = null; }
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if (extra != null)
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{
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// store into manager fields
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parsedTitle = extra.title;
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parsedComposer = extra.composer;
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parsedIllustrator = extra.illustrator;
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parsedCharter = extra.charter;
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parsedBeatmapId = extra.beatmapId;
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parsedDifficultyName = extra.difficultyName;
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parsedCreatedDate = extra.createdDate;
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parsedLastSavedTime = extra.lastSavedTime;
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parsedMusicFile = extra.musicFile;
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parsedBackgroundFile = extra.backgroundFile;
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parsedDuration = extra.duration;
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parsedBpm = extra.bpm;
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parsedDifficulty = extra.difficulty;
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parsedNoteAmount = extra.noteAmount;
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globalDelaySeconds = extra.globalDelaySeconds;
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// If JSON contains absolute paths for music/background, copy into parsed object for later use
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if (!string.IsNullOrEmpty(extra.musicFile)) parsed.musicFile = extra.musicFile;
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if (!string.IsNullOrEmpty(extra.backgroundFile)) parsed.backgroundFile = extra.backgroundFile;
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Debug.Log($"Beatmap extras parsed: title={parsedTitle}, composer={parsedComposer}, duration={parsedDuration}, bpm={parsedBpm}, difficulty={parsedDifficulty}, noteAmount={parsedNoteAmount}, globalDelaySeconds={globalDelaySeconds}");
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}
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else
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{
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// Fallback to populate from parsed Beatmap where possible
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parsedTitle = parsed.title;
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parsedComposer = parsed.composer;
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parsedIllustrator = parsed.illustrator;
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parsedCharter = parsed.charter;
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parsedBeatmapId = parsed.beatmapId;
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parsedDifficultyName = parsed.difficultyName;
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parsedCreatedDate = parsed.createdDate;
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parsedMusicFile = parsed.musicFile;
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parsedBackgroundFile = parsed.backgroundFile;
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// convert types
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parsedDuration = Mathf.RoundToInt(parsed.duration);
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parsedBpm = Mathf.RoundToInt(parsed.bpm);
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parsedDifficulty = parsed.difficulty;
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Debug.LogWarning("BeatmapExtra not found in JSON; populated limited fields from Beatmap.");
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}
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// NOTE: Do NOT modify parsed.notes here. globalDelaySeconds will be applied to audio playback instead.
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// assign and hand off to spawner
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beatmap = parsed;
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Debug.Log("谱面已加载：" + beatmap.title);
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noteSpawner.LoadBeatmap(beatmap);
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}
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}
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