import { TheoryNote } from "../note/TheoryNote";
import { TheoryCheck } from "../../util/TheoryCheck";
import { TheoryINote } from "../note/interface/TheoryINote";
import { TheoryBeats, IBeats } from "../beats/TheoryBeats";

export class TheoryData {
  private _note: TheoryNote;
  private _beats: TheoryBeats;
  private _musicData: { [measure: number]: { [staff: string]: TheoryINote[] } };
  private _beatsData: IBeats;
  private static _instance: TheoryData;
  private constructor(note_: TheoryNote, beats_: TheoryBeats) {
    this._note = note_;
    this._beats = beats_;
  }
  // 获得 YYMData, 全局唯一的YYMData 的 实例对象
  public static getInstance(note_: TheoryNote, beats_: TheoryBeats) {
    this._instance = new TheoryData(note_, beats_);
    return this._instance;
  }

  // 把 noteList 顺序从 musicXML 的顺序按照 abc 的顺序去排序
  public getFinalJsonData() {
    this._musicData = {};
    let measureRecorder: number[] = []; // 用来记录生成了多少个小节
    let noteListXMLOrder = this._note.noteListXMLOrder;
    for (let i = 0; i < noteListXMLOrder.length; i++) {
      let note: TheoryINote = noteListXMLOrder[i];
      let noteMeasureIndex = note.measureIndex;
      let noteStaff = note.staff;
      // 如果遇到的新的 voice 那么就要立马生成那个对应的对象
      if (!measureRecorder.includes(note.measureIndex)) {
        this._musicData["m" + noteMeasureIndex] = {};
        this._musicData["m" + noteMeasureIndex]["s1"] = [];
        this._musicData["m" + noteMeasureIndex]["s2"] = [];
        measureRecorder.push(noteMeasureIndex);
      }
      this._musicData[`m${noteMeasureIndex}`][`s${noteStaff}`].push(note);
    }
    return this._musicData;
  }

  public getFinalBeatsData() {
    this._beatsData = this._beats.getBeatDataObject();
    return this._beatsData;
  }
}