Class TableBundle

packages/core/src/tablebundle/table_bundle.ts:6–102

import { TableBundleSnapshot } from './table_bundle_snapshot';

export class TableBundle {
  public manifest: TableBundleManifest;
  private _nodeMap: Map<string, TableBundleDataSheet>;
  private _saver!: ITableBundleSaver;
  private _loader!: ITableBundleLoader;
  private constructor() {
    this.manifest = new TableBundleManifest();
    this._nodeMap = new Map<string, TableBundleDataSheet>();
  }

  public static new(options: ITableBundleInitOptions): TableBundle {
    const { loader, saver } = options;
    const tableBundle = new TableBundle();
    tableBundle.setTableBundleSaver(saver);
    tableBundle.setTableBundleLoader(loader);
    return tableBundle;
  }

  setTableBundleSaver(provider: ITableBundleSaver): void {
    this._saver = provider;
  }

  setTableBundleLoader(loader: ITableBundleLoader): void {
    this._loader = loader;
  }

  public nodeMap(): Map<string, TableBundleDataSheet> {
    return this._nodeMap;
  }

  public apply(sheet: TableBundleDataSheet, id: string = 'dst001', name: string = 'datasheet'): void {
    this._nodeMap.set(id, sheet);
    this.manifest.addDataSheetNode(id, name);
  }

  public getDataSheet(id: string): TableBundleDataSheet {
    return <TableBundleDataSheet>this._nodeMap.get(id);
  }

  save(path: string) {
    if (this._saver === undefined) {
      return;
    }
    const sheetData = {};
    this.nodeMap().forEach((value: TableBundleDataSheet, key: string) => {
      sheetData[key + '.json'] = fflate.strToU8(JSON.stringify(value.snapshot));
      if (value.extras !== undefined) {
        sheetData[key + '.extras.json'] = fflate.strToU8(value.extras);
      }
    });
    const zipped = fflate.zipSync({
      data: sheetData,
      'manifest.json': fflate.strToU8(JSON.stringify(this.manifest))
    }, {
      level: 1,
      mtime: new Date()
    });
    this._saver.save(zipped, path);